1. Fomich, M., Dia, V., Premadasa, U., Doughty, B., Krishnan, H.B., Wang, T.2023. Ice recrystallization inhibition activity  of soy protien hydrolysates. Journal of Agricultural and Food Chemistry(in press).
    2. Islam, N., Krishnan, H.B., Slovin, J., Natarajan, S. 2023. Metabolic profiling of a fast neutron soybean mutant reveals an increased abundance of isoflavones. Journal of Agricultural and Food Chemistry (in press) 
    3. Piya, S., Pantalone, V., Zadegan, S.B., Shipp, S., Lakhssassi, N., Knizia, D., Krishnan H.B., Meksem, K., Hewezi, T. 2023.Soybean gene co-expression network analysis identifies two co-regulated gene modules associated with nodule formation and development. Mol Plant Pathol. 24(6):628-636. 
    4. Kim, S., Krishnan, H.B. 2023. A fast and cost-effective procedure for reliable measurement of trypsin inhibitor activity in soy and soy products. Methods in Enzymology 10.1016/bs.mie.2022.08.016. 
    5. Liu, S., Luo, T., Song, Y., Ren, H., Qiu, Z., Ma, C., Tian, Y., Wu, Q., Wang, F., Krishnan, H.B., Yu, W., Yang, J., Xu, P., Zhang, S., Song, B. 2022. Hypocholesterolemic effects of soy protein isolates from soybeans differing in 7S and 11S globulin subunits vary in rats fed a high cholesterol diet, Journal of Functional Foods, 99, 105347, ISSN 1756-4646,  
    6. Kim W, Nott J, Kim S, Krishnan H.B. 2022. Soybean seed proteomics: Methods for the isolation, detection, and identification of low abundance proteins. Methods Enzymology 676:325-345. doi: 10.1016/bs.mie.2022.07.001. Epub 2022 Jul 29. PMID: 36280356.  
    7. Pereira, A.E., Huynh, M.P., Paddock, K.J., Ramirez, J.L., Caragata, E.P., Dimopoulos, G., Krishnan, H.B., Schneider, S.K., Shelby, K., Hibbard, B.E. 2022. Chromobacterium Csp_P biopesticide is toxic to larvae of three Diabrotica species including strains resistant to Bacillus thuringiensis. Scientific Reports. 12:Article (2022) 12:17858 https://doi.org/10.1038/s41598-022-22229-6.  
    8. Islam, N., Krishnan, H.B., Natarajan, S.S. 2022. Protein profiling of fast neutron soybean mutant seeds reveal differential accumulation of seed and iron storage proteins. Phytochemistry. 200. Article 113214. https://doi.org/10.1016/j.phytochem.2022.113214. DOI:https://doi.org/10.1016/j.phytochem.2022.113214 
    9. Krishnan, H.B., Jurkevich, A. 2022. Confocal fluorescence microscopy investigation for the existence of subdomains within protein storage vacuoles in soybean cotyledons. International Journal of Molecular Sciences 23, no. 7: 3664. https://doi.org/10.3390/ijms23073664
    10. Song, B., Qiu, Z., Li, M., Luo, T., Wu, Q., Krishnan, H.B., Wu, J., Xu, P., Zhang, S., and Liu, S. 2022. Breeding of ‘DND358’: A new soybean cultivar for processing soy protein isolate with a hypocholesterolemic effect similar to that of fenofibrate. Journal of Functional Foods 90, 104979. doi.org/10.1016/j.jff.2022.104979.
    11. Krishnan, H.B., Kim, S., Pereira, A.E., Jurkevich, A., and Hibbard, B.E. 2022. Adenanthera pavonina, a potential plant-based protein resource: seed protein composition and immunohistochemical localization of trypsin inhibitors. Food Chemistry: X https://doi.org/10.1016/j.fochx.2022.100253. 
    12. Islam, N., Krishnan, H.B., Natarajan, S. 2021. Quantitative proteomic analyses reveal the dynamics of protein and amino acid accumulation during soybean seed development. Proteomics e2100143. doi: 10.1002/pmic.202100143.
    13. Nieto-Veloza, A., Wang, Z., Zhong, Q., D’Souza, D., Krishnan, H.B., and Dia, V.P. 2021. Lunasin protease inhibitor concentrate decreases proinflammatory cytokines and improves histopathological markers in dextran sodium sulfate-induced ulcerative colitis.  Food Science and Human Wellness 11 (2022) 1508-1514. 
    14. Nieto-Veloza, A., Zhong, Q., Kim, W.S., D’Souza, D., Krishnan, H.B., Dia, V.P. 2021. Utilization of tofu processing wastewater as a source of the bioactive peptide lunasin. Food Chemistry. 27;362:130220. doi: 10.1016/j.foodchem.2021.130220.
    15. Alaswad, A.A., Song, B., Oehrle, N.W., Wiebold, W.J., Mawhinney, T.P., Krishnan, H.B. 2021. Development of soybean experimental lines with enhanced protein and sulfur amino acid content. Plant Science 308:110912. doi: 10.1016/j.plantsci.2021.110912. 
    16. Piya, S., Lopes-Caitar, V.S., Kim, W.S., Pantalone, V., Krishnan, H.B., Hewezi, T. 2021. Hypermethylation of miRNA genes during nodule development. Frontiers in Molecular Biosciences 13;8:616623. doi: 10.3389/fmolb.2021.616623. 
    17. Kim, W.S., Sun-Hyung, J., Oehrle, N.W., Jez, J.M., Krishnan, H.B. 2020. Overexpression of ATP sulfurylase improves the sulfur amino acid content, enhances the accumulation of Bowman-Birk protease inhibitor and suppresses the accumulation of the β-subunit of β-conglycinin in soybean seeds. Scientific Reports 14;10(1):14989. 
    18. Islam, N., Krishnan, H.B., Natarajan, S. 2020. Proteomic profiling of fast neutron-induced soybean mutant unveiled pathways associated with increased seed protein content. Journal of Proteome Research 2;19(10):3936-3944. 
    19. Krishnan, H.B., Kim, W.S., Oehrle, N.W., Smith, J.R., Gillman, J.D. 2020. Effect of heat stress on seed protein composition and ultrastructure of protein storage vacuoles in the cotyledonary parenchyma cells of soybean genotypes that are either tolerant or sensitive to elevated temperatures. International Journal of Molecular Sciences 5;21(13):4775.
    20. Niyikiza, D., Piya, S., Routray, P., Miao, L., Kim, W.S., Burch-Smith, T., Gill, T., Sams, C., Arelli, P.R., Pantalone, V., Krishnan, H.B., Hewezi, T. 2020. Interactions of gene expression, alternative splicing, and DNA methylation in determining nodule identity. The Plant Journal103(5):1744-1766. 
    21. Wei, X., Kim, W.S., Song, B., Oehrle, N.W., Liu, S., Krishnan, H.B. 2020. Soybean mutants lacking abundant seed storage proteins are impaired in mobilization of storage reserves and germination. ACS Omega 31;5(14):8065-8075.
    22. Miranda, C., Xu. Q., Oehrle, N.W., Islam, N., Garrett, W.M., Natarajan, S.S., Gillman, J.D., Krishnan, H.B. 2019. Proteomic comparison of three extraction methods reveals the abundance of protease inhibitors in the seeds of grass pea, a unique orphan legume. Journal of Agricultural and Food Chemistry 18;67(37):10296-10305.
    23. Xu, Q., Qu, J., Song, B., Liu, F., Chen, P., Krishnan, H.B. 2019. Lathyrus sativus originating from different geographical regions reveals striking differences in kunitz and bowman-birk inhibitor activities. Journal of Agricultural and Food Chemistry 24;67(29):8119-8129.
    24. Nieto-Veloza, A., Wang, Z.; Zhong, Q., Krishnan, H.B., Dia, V.P. 2019. BG-4 peptide from bitter gourd (Momordica charantia) differentially affects inflammation in vitro and in vivo. Antioxidants 2019, 8, 175.
    25. Krishnan, H.B., Kim, W-S., Givan, S.A. 2019. Draft Genome Sequence of Bradyrhizobium sp. Strain LVM 105, a Nitrogen-Fixing Symbiont of Chamaecrista fasciculata (Michx.) Greene. Microbiology Resource Announcement 8 (14) e00132-19; DOI: 10.1128/MRA.00132-19. 
    26. Krishnan, H.B.; Oehrle, N.W.; Alaswad, A.A.; Stevens, W.G.; Maria John, K.M.; Luthria, D.L.; Natarajan, S.S. 2019. Biochemical and Anatomical Investigation of Sesbania herbacea (Mill.) McVaugh Nodules Grown under Flooded and Non-Flooded Conditions. International Journal of Molecular Sciences 20, 1824. 
    27. Alaswad, A.A., Oehrle, N.W., Krishnan, H.B. 2019. Classical Soybean (Glycine max (L.) Merr) Symbionts, Sinorhizobium fredii USDA191 and Bradyrhizobium diazoefficiens USDA110, Reveal Contrasting Symbiotic Phenotype on Pigeon Pea (Cajanus cajan (L.) Millsp). International Journal of Molecular Sciences 20,1091. 
    28. Islam, N., Bates, P.D., Maria John, K.M., Krishnan, H.B., Zhang, Z., Luthria, D.L., and Natarajan, S. 2019. Quantitative proteomic analysis of low linolenic acid transgenic soybean reveals perturbations of fatty acid metabolic pathways. Proteomics 19(7):e1800379. doi: 10.1002/pmic.201800379. 
    29. Kim, W.S. and Krishnan, H.B. 2019. Impact of co-expression of maize 11 and 18 kDa δ-zeins and 27 kDa γ-zein in transgenic soybeans on protein body structure and sulfur amino acid content. Plant Science. 280:340-347.
    30. Xu, Q., Liu, F., Qu, R., Gillman, J.D., Bi, C., Hu, X., Chen, P. and Krishnan, H.B. 2018. Transcriptomic Profiling of Lathyrus sativus L. Metabolism of β-ODAP, a Neuroexcitatory Amino Acid Associated with Neurodegenerative Lower Limb Paralysis. Plant Molecular Biology Reporter 36:832-843. 
    31. Xu, Q., Song, B., Liu, F., Song, Y., Chen, P., Liu, S., and Krishnan, H.B. 2018. Identification and characterization of β-lathyrin, an abundant glycoprotein of grass pea ( Lathyrus sativus L.), as a potential allergen. Journal of Agricultural and Food Chemistry 66:8496-8503.  
    32. Krishnan, H.B. and Jez, J.M. 2018. Review: The promise and limits for enhancing sulfur-containing amino acid content of soybean seed. Plant Science 272:14-21.
    33. Song, B., Oehrle, N.W., Liu, S., and Krishnan, H.B. 2018. Development and characterization of a soybean experimental line lacking the α’ subunit of β-conglycinin and G1, G2, and G4 glycinin. Journal of Agricultural and Food Chemistry 66:432-439.  
    34. Krishnan, H.B., Song, B., Oehrle, N.W., Cameron, J.C., Jez, J.M. Impact of overexpression of cytosolic isoform of O-acetylserine sulfhydrylase on soybean nodulation and nodule metabolome. Scientific Reports 2018 Feb 5;8(1):2367. doi: 10.1038/s41598-018-20919-8.
    35. Jones, L.D., Pangloli, P., Krishnan, H.B., and Dia, V.P. 2018. BG-4, a novel bioactive peptide from Momordica charantia, inhibits lipopolysaccharide-induced inflammation in THP-1 human macrophages. Phytomedicine 42:226-232. 
    36. Ziegler, G., Nelson, R., Granada, S., Krishnan, H.B., Jason Gillman, J.D., Baxter, I. 2018. Genome-Wide association study of ionomics traits on diverse soybean populations from germplasm collections. Plant Direct 2: 1-14.
    37. Liu, F., Jiao, C., Bi, C., Xu, Q., Chen, P., Heuberger, A.L., Krishnan, H.B. 2017. Metabolomics approach to understand mechanisms of ß-N-oxalyl-L-a,ß-diaminopropionic acid (ß-ODAP) biosynthesis in grass pea (Lathyrus sativus L.). Journal of Agricultural and Food Chemistry 65:10206-10213.
    38. Gillman, J.D., Kim, W-S., Song, B., Oehrle, N.W., Tawari, N.R., Liu, S., Krishnan, H.B. 2017.Whole genome resequencing identifies the molecular genetic cause for the absence of a Gy5 glycinin protein in soybean PI 603408. G3 Genes|Genomes|Genetics 7: 2345-2352.
    39. Krishnan, H.B., Natarajan, S.S., Oehrle, N.W., Garrett, W.M., Darwish, O. 2017.Proteomic analysis of pigeonpea (Cajanus cajan) seeds reveals the accumulation of numerous stress-related proteins. Journal of Agricultural and Food Chemistry 65: 4572-4581.
    40. Xu, Q., Liu, F., Chen, P., Jez, J.M., Krishnan, H.B. 2017. ß-N-Oxalyl-l-a,ß-diaminopropionic acid (ß-ODAP) content in Lathyrus sativus: The integration of nitrogen and sulfur metabolism through ß-Cyanoalanine synthase. International Journal of Molecular Sciences 18, 526; doi:10.3390/ijms18030526.
    41. Song, B., An, L., Han, Y., Gao, H., Ren, H., Zhao, X., Wei, X., Krishnan, H.B., Liu, S. 2016. Transcriptome profile of near-isogenic soybean lines for β-conglycinin α-subunit deficiency during seed maturation. PLoS One. 11(8):e0159723.
    42. Krishnan, H.B., Alaswad, A., Oehrle, N.W., Gillman, J. 2016. Deletion of the SACPD-C locus alters the symbiotic relationship between Bradyrhizobium japonicum USDA110 and soybean resulting in elicitation of plant defense response and nodulation defects. Molecular Plant-Microbe Interactions PMID: 27749147
    43. Dia, V.P., Krishnan, H.B. 2016. BG-4, a novel anticancer peptide from bitter gourd (Momordica charantia), promotes apoptosis in human colon cancer cells. Scientific Reports 6:33532. doi: 10.1038/srep33532.
    44. Price, S.J., Pangloli, P., Krishnan, H.B. and Dia, V.P. 2016. Kunitz trypsin inhibitor in addition to Bowman-Birk inhibitor influence stability of lunasin against pepsin-pancreatin hydrolysis. Food Research International http://dx.doi.org/10.1016/j.foodres.2016.10.051
    45. Huang, H., Krishnan, H. B., Pham, Q., Yu, L., and Wang, T.Y. 2016. Soy and gut microbiota: interaction and implication for human health. Journal of Agricultural and Food Chemistry. DOI: 10.1021/acs.jafc.6b03725
    46. Song, B., Oehrle, N.W., Liu, S., Krishnan, H.B. 2016. Characterization of seed storage proteins of several perennial soybean species. Journal of Agricultural and Food Chemistry. DOI: 10.1021/acs.jafc.6b03677
    47. Grote, J., Krysciak, D., Petersen, K., Güllert, S., Schmeisser, C., Förstner, K.U., Kubatova, N., Schwalbe, H., Krishnan, H.B. and Streit, W.R. 2016. The absence of the N-acyl-homoserine-lactone autoinducer synthase genes traI and ngrI increases the copy number of the symbiotic plasmid in Sinorhizobium fredii NGR234. Frontiers in Microbiology 7:1858. doi: 10.3389/fmicb.2016.01858
    48. Chebrolu, K.K., Fritschi, F.B., Ye, S., Krishnan, H.B., Smith, J.R. and Gillman, J.D. 2016. Impact of heat stress during seed development on soybean seed metabolome. Metabolomics (2016) 12:28
      DOI 10.1007/s11306-015-0941-1.
    49. Alaswad, A.A. and Krishnan, H.B. 2016. Immunological investigation for the presence of lunasin, a chemopreventive soybean peptide, in the seeds of diverse plants. Journal of Agricultural and Food Chemistry 64:2901-2909.
    50. Gillman, J.D., Kim, W.S. and Krishnan, H.B. 2015. Identification of a new Kunitz trypsin inhibitor mutation and its effect on Bowman-Birk protease inhibitor content in soybean seed. Journal of Agricultural and Food Chemistry 63:1352-1359.
    51. Krishnan, H.B., Kim, W.S., Oehrle, N.W., Alaswad, A., Baxter, I., Wiebold, W.J. and Nelson, R.L. 2015. Introgression of leginsulin, a cysteine-rich protein, and high protein trait from an Asian soybean plant introduction genotype into a North American experimental soybean line. Journal of Agricultural and Food Chemistry 63: 2862-2869.
    52. Staehelin, C. and Krishnan, H.B. 2015. Nodulation outer proteins: double-edged swords of symbiotic rhizobia. Biochemical Journal 470: 263-274.
    53. Sung, J., Sonn, Y., Lee, Y., Kang, S., Ha, Krishnan, H.B. and Oh, T. 2015. Compositional changes in selected amino acids, organic acids and soluble sugars in xylem sap of N, P or K-deficient tomato plant. Journal of Plant Nutrition and Soil Science 178:792-797.
    54. Sung, J., Lee, S., Lee, J., Ha, S., Song, B., Kim, T., Waters, B.M. and Krishnan, H.B. 2015. Metabolomic profiling from leaves and roots of tomato (Solanum lycopersicum L.) plants grown under nitrogen, phosphorus or potassium-deficient condition. Plant Science 241: 55-64.
    55. Krishnan, H.B. and Wang, T.T.Y. 2015. An effective and simple procedure to isolate abundant quantities of biologically active chemopreventive Lunasin Protease Inhibitor Concentrate (LPIC) from soybean, Food Chemistry doi: http://dx.doi.org/10.1016/j.foodchem.2015.01.006.
    56. Kim, W.S., Jez, J.M. and Krishnan, H.B. 2014. Effects of proteome rebalancing and sulfur nutrition on the accumulation of methionine rich δ-zein in transgenic soybeans. Frontiers in Plant Science doi: 10.3389/fpls.2014.00633.
    57. Krysciak, D., Grote, J., Orbegoso, M.R., Utpatel, C., Förstner, K., Li, L., Schmeisser, C., Krishnan, H.B. and Streit, W. 2014. RNA-seq in the broad host range strain Sinorhizobium fredii NGR234 identifies a large set of genes linked to quorum sensing-dependent regulation in the background of a traI and ngrI deletion mutant. Applied and Environmental Microbiology 80: 5655-5671.
    58. Lee, S.G., Krishnan, H.B. and Jez, J.M. 2014. Structural basis for regulation of nodulation and symbiosis gene expression by NolR. Proceedings of the National Academy of Sciences, USA. 111:6509-6514.
    59. Emerich, D.W. and Krishnan, H.B. 2014. Symbiosomes: temporary, moonlighting organelles. Biochemical Journal 460:1-11.
    60. Herrmann, J., Ravilious, G.E., McKinney, S.E., Westfall, C.S., Lee, S.G., Baraniecka, P., Giovannetti, M., Kopriva, S., Krishnan, H.B. and Jez, J.M. 2014. Structure and mechanism of soybean ATP Sulfurylase and the committed step in plant sulfur assimilation. Journal of Biological Chemistry 289:10919-10929.
    61. Yi, H., Kumaran, S., Lee, S.G., Krishnan, H.B. and Jez, J.M. 2013. Structure of soybean serine acetyltransferase and formation of the cysteine regulatory complex as a molecular chaperone. Journal of Biological Chemistry. 288:36463-36472.
    62. Kim, W.S. and Krishnan, H.B. 2013. A nopA deletion mutant of Sinorhizobium fredii USDA257, a soybean symbiont, is impaired in nodulation. Current Microbiology DOI 10.1007/s00284-013-0469-4.
    63. Krishnan, H.B. and Chen, M. 2013. Identification of an abundant 56 kDa protein implicated in food allergy as granule-bound starch synthase. Journal of Agricultural and Food Chemistry 61: 5404-5409.
    64. Natarajan, S.S., Krishnan, H.B., Khan, F., Chen, X., Garrett, W.M. and Lakshman, D. 2013. Analysis of soybean embryonic axis proteins by two-dimensional gel electrophoresis and mass spectrometry. Journal of Basic and Applied Sciences. 9: 309-332.
    65. Kim, W.S., Gillman, J.D. and Krishnan, H.B. 2013. Identification of a plant introduction soybean line with genetic lesions affecting two distinct glycinin subunits and evaluation of impacts on protein content and composition. Molecular Breeding 32:291-298.
    66. Schuldes, J., Rodriguez Orbegoso, M., Schmeisser, C., Krishnan, H.B., Daniel, R. and Streit, W.R. 2012. Complete genome sequence of the broad-host-range strain Sinorhizobium fredii USDA257. Journal of Bacteriology 194:4483.
    67. Kim, W-S., Chronis, D., Juergens, M., Schroeder, A.C., Hyun, S.W., Jez, J.M. and Krishnan, H.B. 2012. Transgenic soybean plants overexpressing O-acetylserine sulfhydrylase accumulate enhanced levels of cysteine and Bowman-Birk protease inhibitor in seeds. Planta 235: 13-23.
    68. Kim, W-S., Jang, S. and Krishnan, H.B. 2012. Accumulation of leginsulin, a hormone-like bioactive peptide, is drastically higher in Asian than in North American soybean accessions. Crop Science 52:262-271.
    69. Krishnan, H.B., Jang, S., Baxter, I. and Wiebold, W.J. 2012. Growing location has a pronounced effect on the accumulation of cancer chemopreventive agent Bowman-Birk Inhibitor in soybean seeds. Crop Science 52:1786–1794 (2012)..
    70. Palavalli, M.H., Natarajan, S., Wang, T. and Krishnan, H.B. 2012. Imbibition of soybean seeds in warm water results in the release of copious amounts of Bowman-Birk protease inhibitor, a putative anticarcinogenic agent. Journal of Agricultural and Food Chemistry 2012, 60, 3135−3143
    71. Krishnan, H.B. and Nelson, R.L. 2011. Proteomic analysis of high protein soybean (Glycine max) accessions demonstrates the contribution of novel glycinin subunits. Journal of Agricultural and Food Chemistry 59:2432-2439.
    72. Krishnan, H.B., Natarajan, S., Bennett, J.O. and Richard C. Sicher, R.C. 2011. Protein and metabolite composition of xylem sap from field-grown soybeans (Glycine max). Planta (2011) 233:921–931
    73. Krishnan, H.B., Natarajan, S. and Kim, W-S. 2011. Distinct cell surface appendages produced by Sinorhizobium fredii USDA257 and S. fredii USDA191, cultivar-specific and non-specific symbionts of soybean. Applied and Environmental Microbiology 77:6240-6248.
    74. Wang, T.Y., Boue, S.M. and Krishnan, H.B. 2011. The protective effect of soybean phytochemicals on androgen responsive human prostate cancer cells LNCaP is likely mediated through modulation of hormone/cytokine-dependent pathways. Functional Foods in Health and Disease 11:457-471.
    75. Krishnan, H.B., Jang, S., Kim, W-S., Kerley, M., Oliver, M. and Trick, H. 2011. Biofortification of soybean meal: immunological properties of the 27kDa gamma-zein. Journal of Agricultural and Food Chemistry 59:1223-1228.
    76. Liu, R., Krishnan, H.B., Xue, W. and Liu, C. 2011. Characterization of allergens isolated from the freshwater fish blunt snout bream (Megalobrama amblycephala). Journal of Agricultural and Food Chemistry 59: 458-463.
    77. Yang, S., Tang, F., Gao, M., Krishnan, H.B. and Zhu, H. 2010. R-gene-controlled host specificity in the legume-rhizobia symbiosis. Proceedings of the National Academy of Sciences, USA 107: 18735-18740.
    78. Krishnan, H.B., Kerley, M.S., Allee, G. L., Jang, S. Kim, W. S. and Fu, C.J. 2010. Maize 27 kDa g-zein is a potential allergen for early weaned pigs. Journal of Agricultural and Food Chemistry 58:7323-7328.
    79. Lorio, J.C., Kim, W-S., Krishnan, A.H. and Krishnan, H.B. 2010. Disruption of the glycine cleavage system enables Sinorhizobium fredii USDA257 to form nitrogen-fixing nodules on agronomically improved North American soybean cultivars. Applied and Environmental Microbiology. 76:4185-4193.
    80. Kim, W.S. and Krishnan, H.B. 2010. The lack of β-amylase activity in soybean cultivar Altona sp 1 is associated with a 1.2 kb deletion in the 5′ region of β-amylase I gene. Crop Science 50:1942-1949.
    81. Schechter, L.M., Guenther, J., Olcay, E.A., Jang, S. and Krishnan, H.B. 2010. Sinorhizobium fredii USDA257 translocates NopP into Vigna unguiculata root nodules. Applied and Environmental Microbiology. 76:3758-3761.
    82. Yi, H., Ravilious, G.E., Galant, A., Krishnan, H.B. and Jez, J.M. 2010. From sulfur to homoglutathione: thiol metabolism in soybean. Amino Acids. 39:963-978.
    83. Schroeder, A.C., Zhu, C., Yanamadala, S.R., Cahoon, R.E., Arkus, K.A., Wachsstock, L., Bleeke, J., Krishnan, H.B. and Jez JM. 2010. Threonine-insensitive homoserine dehydrogenase from soybean: genomic organization, kinetic mechanism, and in vivo activity. J Biol Chem. 8: 827-834.
    84. Krishnan, H.B. and Natarajan, S.S. 2009. A rapid method for depletion of Rubisco from soybean (Glycine max) leaf for proteomic analysis of lower abundance proteins. Phytochemistry. 70:1958-1964.
    85. Natarajan, S.S., Krishnan, H.B., Lakshman, S. and Garrett, W.M. 2009. An efficient extraction method to enhance analysis of low abundant proteins from soybean seeds. Anal. Biochem. 394:259-268.
    86. Cummings, S.P., Gyaneshwar, P., Vinuesa, P., Andrews, M., Humphry, D., Elliott, G.N., Nelson, A., Orr, C., Pettitt, D., Shah, G.R., Santos, S., Krishnan, H.B., Odee, D., Moreira, F.M., Sprent, J.I., Young, P.W. and James, E.K. 2009. Nodulation of Sesbania species by Rhizobium (Agrobacterium) strain IRBG74 and other rhizobia. 2009. Environ. Microbiol. 11:2510-2525.
    87. Krishnan, H.B., Oehrlel, N.W. and Natarajan, S.S. 2009. A rapid and simple procedure for the depletion of abundant storage proteins from legume seeds to advance proteome analysis: A case study using Glycine max. Proteomics. 9: 3174-3188.
    88. Kumaran, S., Yi1, H., Krishnan, H.B. and Jez, J.M. 2009. Assembly of the cysteine synthase complex and the regulatory role of protein-protein interactions. J.Biol.Chem. 284:10268-10275.
    89. Krishnan, H.B., Kim, W. S., Jang, S. and Kerley, M.S. 2009. All three subunits of ß-conglycinin are potential food allergens. J. Agric. Food Chem. 57: 938-943.
    90. Kim, W. S., Ho, H. J., Nelson, R.L., and Krishnan, H. B. 2009. Identification of several gy4 nulls from the USDA Soybean Germplasm Collection provides new genetic resources for the development of high-quality tofu cultivars. J. Agric. Food Chem. 56:11320-11326.
    91. Ko, H.S., Jin, R.D., Krishnan, H.B., Lee, S.B. and Kim, K.Y. 2009. Biocontrol ability of Lysobacter antibioticus HS124 against Phytophthora blight is mediated by the production of 4-hydroxyphenylacetic acid and several lytic enzymes. Current Microbiology 59:608-615. 
    92. Han, S.H., Kim, C.H., Lee, J.H., Park, J.Y., Cho, S.M., Park, S.K., Kim, K.Y., Krishnan, H.B. and Kim, Y.C. 2008. Inactivation of pqq genes of Enterobacter intermedium 60-2G reduces antifungal activity and induction of systemic resistance. FEMS Microbiol. Lett. 282:140-146.
    93. Krishnan, H.B. and Chronis, D. 2008. Functional nodFE genes are present in Sinorhizobium sp. strain MUS10, a symbiont of tropical legume Sesbania rostrata. Appl. Environ. Microbiol. 74:2921-2923.
    94. Krishnan, H.B. 2008. Preparative procedures markedly influence the appearance and structural integrity of protein storage vacuoles in soybean seeds. J. Agric. Food Chem. 56: 2907-2912.
    95. Bilyeu, K. D., Zeng, P., Coello, P., Zhanyuan, Z., Krishnan, H.B., Bailey, A., Beuselinck, P.R. and Polacco, J.C. 2008. Quantitative conversion of phytate to utilizable phosphorus in soybean seeds expressing a bacterial phytase. Plant Physiol. 146: 468-77.
    96. Mahmoud, A.A., Sukumar, S., and Krishnan, H.B. 2008. Interspecific rice hybrid of Oryza sativa × Oryza nivara reveals a significant increase in seed protein content. J. Agric. Food Chem. 56: 476-482.
    97. Phartiyal, P., Kim, W-S., Cahoon, R.E., Jez, J.M., and Krishnan, H.B. 2008. The role of 5′-adenylylsulfate reductase in the sulfur assimilation pathway of soybean: molecular cloning, kinetic characterization, and gene expression. Phytochemistry 69: 356-364.
    98. Fu, C.J., Jez, J.M., Kerley, M.S., Allee, G.L., and Krishnan, H.B. 2007. Identification, characterization, epitope mapping, and three dimensional modeling of the α-subunit of β-conglycinin of soybean, a potential allergen for young pigs. J. Agric. Food Chem. 55: 4014-4020.
    99. Krishnan, H.B., Kim, W-S., and Hyung, J.S. 2007. Calcium regulates the production of nodulation outer proteins (Nops) and precludes pili formation by Sinorhizobium fredii USDA257, a soybean symbiont. FEMS Microbiol. Lett. 271: 59-64.
    100. Krishnan, H.B., Natarajan, S.S., Mahmoud, A.A., and Nelson, R.L. 2007. Identification of glycinin and ß-conglycinin subunits that contribute to the increased protein content of high-protein soybean lines. J. Agric. Food Chem. 55:1839-1845.
    101. Krishnan, H.B., Kang, B.R., Krishnan, A.H., Kim, K.Y., and Kim, Y.C. 2007. Rhizobium etli USDA 9032 engineered to produce a phenazine antibiotic inhibits the growth of fungal pathogens but is impaired in symbiotic performance. Appl. Environ. Microbiol. 73:327-330.
    102. Yoshida, K., Kim, W.S., Kinehara, M., Mukai, R., Ashida, H., Ikeda, H., Fujita, Y., Krishnan, H.B. 2006. Identification of a functional 2-keto-myo-insositol dehydratase gene of Sinorhizobium fredii USDA191 required for myo-inositol utilization. Biosci. Biotechnol. Biochem. 70: 2957-2964.
    103. Krishnan, H.B., Natarajan, S.S., Mahmoud, A.A., Bennett, J.O., Hari Krishnan, A., and Prasad, B.N. 2006. Assessment of indigenous Nepalese soybean as a potential germplasm resource for improvement of protein in North American cultivars. J. Agric. Food Chem. 54: 5489-5497.
    104. Lorio, J.C., Chronis, D., and Krishnan, H.B. 2006. y4xP, an open reading frame located in a type III protein secretion system locus of Sinorhizobium fredii USDA257 and USDA191, encodes cysteine Synthase. Mol. Plant-Microbe Interact. 19: 635-643.
    105. Phartiyal, P., Kim, W-S., Cahoon, R.E., Jez, J.M., and Krishnan, H.B. (2006). Soybean ATP sulfurylase, a homodimeric enzyme involved in sulfur assimilation, is abundantly expressed in roots and induced by cold treatment. Arch. Biochim. Biophys. 450: 20-29.
    106. Mahmoud, A.A., Natarajan, S.S., Bennett, J.O., Mawhinney, T.P., Wiebold, W.J., and Krishnan, H.B. 2006. Effect of six decades of selective breeding on soybean protein composition and quality: A biochemical and molecular analysis. J. Agric. Food Chem. 54:3916-3922.
    107. Chae, D.H., Jin, R.D., Hwangbo, H., Kim, Y.W., Kim, Y.C., Park, R.D., Krishnan, H.B., and Kim, K.Y. 2006. Control of late blight (Phytophthora capsici) in pepper plant with a compost containing multitude of chitinase-producing bacteria. BioControl 51: 339-351.
    108. Krishnan, H.B., Bennett, J.O., Kim, W.-S., Krishnan, A.H., and Mawhinney, T.P. 2005. Nitrogen lowers the sulfur amino acid content of soybean (Glycine max [L.] Merr.) by regulating the accumulation of Bowman-Birk protease inhibitor. J. Agric. Food Chem. 53: 6347-6354.
    109. Kim, W.-S., Sun-Hyung, J., Park, R.D., Kim, K.-Y., and H. B. Krishnan. 2005. Sinorhizobium fredii USDA257 releases a 22-kDa outer membrane protein (Omp22) to the extracellular milieu when grown in calcium-limiting conditions. Mol. Plant-Microbe Interact.18: 808-818.
    110. Bennett, J.O. and Krishnan, H.B. 2005. Long-term study of weather effects on soybean seed composition. Korean J. Crop Sci. 50: 32-38.
    111. Jin, R.D., Suh, J.W., Park, R.D., Kim, Y.W., Krishnan, H.B., and Kim, K.Y. 2005. Effect of chitin compost and broth on biological control of Meloidogyne incognita on tomato (Lycopersicon esculentum Mill.). Nematology 7: 125-132.
    112. Lee, H.J., Park, K.H., Shim, J.H., Park, R.D., Kim, Y.W., Cho, J.Y., Hwangbo, H., Kim, Y.C., Cha, G.S., Krishnan, H.B., and Kim, K.Y. 2005. Quantitative changes of plant defense enzymes in biocontrol of pepper (Capsicium annuum L.) late blight by antagonistic Bacillus subtilis HJ927. J. Microbiol. Biotechnol. 15: 1073-1079.
    113. Deakin, W.J., Marie, C., Saad, M.M., Krishnan, H.B., and Broughton, W.J. 2005. NopA is associated with cell surface appendages produced by the type III secretion system of Rhizobium species NGR234. Mol. Plant-Microbe Interact.18: 499-507.
    114. Kim, W-S., Kim, J., Krishnan, H.B., and Nahm, B.H. 2005. Expression of Escherichia coli branching enzyme in caryopsis of transgenic rice results in amylopectin with an increased degree of branching. Planta 220: 689-695.
    115. Krishnan, H.B. 2005. Engineering soybean for enhanced sulfur amino acid content. Crop Sci. 45: 454-461.
    116. Mooney, B.P., Krishnan, H.B., and Thelen, J.J. 2004. High-throughput peptide mass fingerprinting of soybean seed proteins: automated workflow and utility of UniGene expressed sequence tag databases for protein identification. Phytochemistry 65: 1733-1744.
    117. Lorio, J.C., Kim, W.S., and Krishnan, H.B. 2004. NopB, a soybean cultivar-specificity protein from Sinorhizobium fredii USDA257, is a type III secreted protein. Mol. Plant-Microbe Interact. 17:1259-1268.
    118. Bennett, J.O., Yu, O., Heartherly, L.G., and Krishnan, H.B. 2004. Accumulation of genistein and daidzein, soybean isoflavones implicated in promoting human health, is significantly elevated by irrigation. J. Agric. Food Chem. 52: 7574-7579.
    119. Krishnan, H.B. 2004. A simple and rapid method to isolate low molecular weight proteinase inhibitors from soybean. Korean J. Crop Sci. 49: 342-348.
    120. Krishnan, H.B. 2004. An ultrastructural investigation of infection threads in Sesbania rostrata stem nodules induced by Sinorhizobium sp. strain MUS 10. Korean J. Crop Sci. 49: 316-324.
    121. Ausmees, N., Kobayashi, H., Deakin, W.J., Marie, C., Krishnan, H.B., Broughton, W.J., and Perret, X. 2004. Characterization of NopP, a type III secreted effector of Rhizobium sp. strain NGR234. J. Bacteriol. 186: 4774-4780.
    122. Kim, W-S., and Krishnan, H.B. 2004. Expression of an 11 kDa methionine-rich delta zein in transgenic soybean results in the formation of two types of novel protein bodies in transitional cells situated between the vascular tissue and storage parenchyma cells. Plant Biotech. J. 2: 199-210.
    123. Young-Shin, C., Park, R-D, Kim, Y-W., Hwangbo, H., Jung, W-J., Shu, J-S., Koo, B-S., Krishnan, H.B., Kim, K-Y. 2004. PQQ-dependent organic acid production and effect on common bean growth by Rhizobium tropici CIAT 899. J. Microbiol. Biotechnol. 13: 955-959.
    124. Vinardell, J.M., Lopez-Baena, F.J., Hidalgo, A., Ollero, F.J., Bellogin, R., Del Rosario Espunny, M., Temprano, F., Romero, F., Krishnan, H.B., Pueppke, S.G., and Ruiz-Sainz, J.E. 2004. The effect of FITA mutations on the symbiotic properties of Sinorhizobium fredii varies in a chromosomal-background-dependent manner. Arch. Microbiol. 181: 144-154.
    125. Chronis, D., and Krishnan, H.B. 2003. Sulfur assimilation in soybean (Glycine max [L.] Merr.): Molecular cloning and characterization of a cytosolic isoform of serine acetyltransferase. Planta 218: 417-426.
    126. Krishnan, H.B., and Kim, W-S. 2003. A four-nucleotide base-pair deletion in the coding region of the Bowman-Birk protease inhibitor gene prevents its accumulation in the seeds of Glycine microphylla PI440956. Planta 217: 523-527.
    127. Marie, C., Deakin, W.J., Viprey, V., Kopcinska, J., Golinowski, W., Krishnan, H.B., Perret, X., and Broughton, W.J. 2003. Characterization of Nops, nodulation outer proteins, secreted via type III secretion system of NGR234. Mol. Plant-Microbe Interact. 16: 743-751.
    128. Machado, D., and Krishnan, H.B. 2003. NodD alles of Sinorhizobium fredii USDA191 differentially influence soybean nodulation, nodC expression, and production of exopolysaccharides. Current Microbiol. 47: 134-137.
    129. Annapurna, K., and Krishnan, H.B. 2003. Molecular aspects of soybean cultivar-specific nodulation by Sinorhizobium fredii USDA257. Indian J. Exp. Biol.41: 1114-1123.
    130. Krishnan, H.B., Lorio, J., Kim, W.S., Jiang, G., Kim, K.Y., DeBoer, M., and Pueppke, S.G. 2003. Extracellular proteins involved in soybean cultivar-specific nodulation are associated with pilus-like surface appendages and exported by a type III protein secretion system in Sinorhizobium fredii USDA257. Mol. Plant-Microbe Interact. 16: 617-625.
    131. Krishnan, H.B., Kim, W.S., Sun-Hyung, J., Kim, K.Y., and Jiang, G. 2003. Citrate synthase mutants of Sinorhizobium fredii USDA257 form ineffective nodules with aberrant ultrastructure. Appl. Environ. Microbiol. 69: 3561-3568.
    132. Chronis, D., and Krishnan, H.B. 2003. Sulfur assimilation in soybean (Glycine max [L.] Merr.): Molecular cloning and characterization of O-acetylserine (thiol) lyase. Crop Sci. 43: 1819-1827.
    133. Kim, W-S., and Krishnan, H.B. 2003. Allelic variation and differential expression of methionine-rich delta-zeins in maize inbred lines B73 and W23A1. Planta 217: 66-74.
    134. Bennett, J.O., Krishnan, A.H., Wiebold, W.J., and Krishnan, H.B. 2003. Positional effect on protein and oil content and composition of soybeans. J. Agric. Food Chem. 51: 6882-6886.
    135. Rana, D., and Krishnan, H.B. 2002. Molecular cloning and characterization of nodD genes from i sp. SIN-1, a nitrogen-fixing symbiont of Sesbania and other tropical legumes. Current Microbiol. 45: 378-382.
    136. Krishnan, H.B. 2002. Biochemical and ultrastructural trends in proteolysis of the ß-subunit of 7S protein in the cotyledons during germination of soybean seeds. Korean J. Crop Sci. 47: 85-94.
    137. Kim, J-K., and Krishnan, H.B. 2002. Making rice a perfect food: Turning dreams into reality. J. Crop Product. 5: 93-130.
    138. Krishnan, H.B. 2002. NolX of Sinorhizobium fredii USDA257, a type III-secreted protein involved in host range determination, is localized in the infection threads of cowpea (Vigna unguiculata [L.] Walp) and soybean (Glycine max [L.] Merr.) nodules. J. Bacteriol. 184:831-839.
    139. Promé, J.C., Ferro, M., Debellé, F., Danielle Promé, D., and Krishnan, H.B. 2002. The pivotal role of tandem mass spectrometry in structural determinations of Nod factors produced by Rhizobia: Nod factors produced by wild-type strains of Mesorhizobium huakii and Rhizobium sp. mus10. Int. J. Mass Spectrom. 219: 703-716.
    140. Krishnan, H.B. 2002. Evidence for accumulation of the ß-subunit of ß-conglycinin in soybean (Glycine max [L.] Merr.) embryonic axes. Plant Cell Rep. 20: 869-875.
    141. Krishnan, H.B. and Coe, E.H. 2001. Seed Storgae Proteins. In: Encyclopedia of Genetics (eds. S. Brenner and J.H. Miller) Academic Press, San Diego, CA. pp1782-1787.
    142. Krishnan, H.B. 2001. Characterization of a soybean (Glycine max (L.) Merr.) mutant with reduced levels of Kunitz trypsin inhibitor. Plant Science 160: 979-986.
    143. Jiang, G., HariKrishnan, A., Yong-Woong Kim, Wacek, T.J. and Krishnan, H.B. 2001. A functional myo-inositol dehydrogenase gene is required for efficient nitrogen fixation and competitiveness of Sinorhizobium fredii USDA191 to nodulate soybean (Glycine max [L.] Merr.). J. Bacteriol. 183:2595-2604.
    144. Krishnan, H.B. 2000. Biochemical and molecular biology of soybean seed storage proteins. J. New Seeds 2:1-25.
    145. Krishnan, H.B., Jiang, G., HariKrishnan, A., and Wiebold, W.J. 2000. Seed storage protein composition of non-nodulating soybean (Glycine max (L.) Merr.) and its influence on protein quality. Plant Science 157:191-199.
    146. Jiang, G., and Krishnan, H.B. 2000. Sinorhizobium fredii USDA257, a cultivar-specific symbiont, carries two copies of y4yA and y4yB, two open reading frames that are located in a region that encodes the type III protein secretion system. Mol. Plant-Microbe Interact. 13:1010-1014.
    147. Lamrabet, Y., Bellogín, R.A., Cubo, T., Espuny, R., Gil, A., Krishnan, H.B., Megias, M., Ollero, F.J., Pueppke, S.G., Ruiz-Sainz, J.E., Spaink, H.P., Tejero-Mateo, P., Thomas-Oates, J., and Vinardell, J.M. 1999. Mutation in GDP-fucose synthesis genes of Sinorhizobium fredii alters Nod factors and significantly decreases competitiveness to nodulate soybeans. Molecular Plant–Microbe Interactions 12:207-217. 
    148. Kennedy, M.J., Niblack, T.L., and Krishnan, H.B. 1999. Infection of Heterodera glycines elevates isoflavonoid production and influences soybean nodulation. J of Nematology 31:341-347.
    149. Krishnan, H.B., Kil Yong Kim, and Ammulu Hari Krishnan. 1999. Expression of Serratia marcescens chitinase gene in Sinorhizobium fredii USDA191 and Sinorhizobium meliloti RCR2011 impedes soybean and alfalfa nodulation. Mol. Plant-Microbe Interact. 12:748-751.
    150. Krishnan, H.B. 1999. Characterization of high-lysine mutants of rice. Crop Science 39:825-831.
    151. Krishnan, H.B., Karr, D.B., and Emerich, D.W. 1999. Purification of an autophhosphorylating protein from imbibing soybean (Glycine max L.) seed exudate and its identification as a Nucleoside diphosphate kinase. J. Plant Physiol. 154: 584-590.
    152. Krishnan, H.B., and Pueppke, S.G. 1998. Genetic characterization of a mutant of Sinorhizobium fredii strain USDA208 with enhanced competitive ability for nodulation of soybean, Glycine max (L.) Merr. FEMS Microbiol. Letters 165: 215-220.
    153. Krishnan, H.B., and Pueppke, S.G. 1998. Ineffective nodulation of Sesbania macrocarpa by Sinorhizobium meliloti strain RCR2011. FEMS Microbiol. Letters 165: 207-214.
    154. Pueppke, S.G., Bolanos-Vasquez, M.C., Werner, D., Bec-Ferte, M.P., Prome, J.C., and Krishnan, H.B. 1998. Cultivar-specific nodulation: Release of nod gene-inducing flavonoids by McCall and Peking soybean and their perception by Sinorhizobium fredii. Plant Physiol. 117:599-608
    155. Krishnan, H.B. 1998. Identification of genistein, an anticarcinogenic compound, in the edible tubers of the American groundnut (Apios americana Medikus). Crop Science 38:1052-1056.
    156. Machado, D., Pueppke, S.G., Vinardel, J.M., Ruiz-Sainz, J.E., and Krishnan, H.B. 1998. Expression of nodD1 and nodD2 in Sinorhizobium fredii, a nitrogen-fixing symbiont of soybean and other legumes. Mol. Plant Microbe Inter.11:375-382.
    157. Kim, K.Y., Jordan, D., and Krishnan, H.B. 1998. Expression of genes from Rahnella aquatilis that are necessary for mineral phosphate solubilization in Escherichia coli. FEMS Microbiol. Letters 159: 121-127.
    158. Vinardell, J.M., Ollero, F.L., Krishnan, H.B., Espuny, M.R., Villalobo, E., Pueppke, S.G. and Ruiz-Sainz, J.E. 1997. Isolation and characterization of ISRf1, an insertion sequence from the nitrogen-fixing bacterial symbiont, Rhizobium fredii. Gene 204: 63-69.
    159. Bellato, C.M., Pueppke, S.G., and Krishnan, H.B. 1997. Regulation of the expression of the nod box-independent gene, nolX, in Sinorhizobium fredii, a nitrogen-fixing symbiont of legume plants. FEMS Microbiol. Letters 157: 13-18.
    160. Kim, K.Y., Jordan, D., and Krishnan, H.B. 1997. Rahnella aquatilis, a bacterium isolated from soybean rhizosphere can solubilize hydroxyapatite. FEMS Microbiol. Letters 153: 273-277.
    161. Bellato, C., Krishnan, H.B., Cubo, T., Vera, F.T. and Pueppke, S.G. 1997. The soybean cultivar specificity gene nolX is present, expressed in a nodD-dependent manner, and of symbiotic significance in cultivar-nonspecific strains of Rhizobium fredii. Microbiology 143: 1381-1388.
    162. Krishnan, H.B. and White, J.A. 1997. Protein body formation and immunocytochemical localization of globulins and glutelins in developing rice (Oryza sativa L.) embryos. Crop Science 37: 932-939.
    163. Gu, J., Balatti, P.A., Krishnan, H.B. and Pueppke, S.G. 1997. Characterization of the overlapping promoters of nolB and nolW, two soybean cultivar specificity genes from Rhizobium fredii strain USDA257. Mol. Plant Microbe Inter. 10: 138-141.
    164. Krishnan, H.B. and Sleper, D.A. 1997.Identification of tall fescue cultivars by sodium dodecyl sulfate polyacrylamide gel electrophoresis of seed proteins. Crop Science 37: 215-219.
    165. Bec-Ferte, M-P., Krishnan, H.B., Savagnac, A., Pueppke, S.G. and Prome, J-C. 1996. Rhizobium fredii synthesizes an array of lipooligosaccharides, including a novel compound with glucose inserted in the backbone of the molecule. FEBS Letters 393: 273-279.
    166. Bellato, C.M., Ballati, P.A., Pueppke, S.G., and Krishnan, H.B. 1996. Proteins from cells of Rhizobium fredii bind to DNA sequences preceding nolX, a flavonoid-inducible nod gene that is not associated with a nod box. Mol. Plant Microbe Inter. 9: 457-463.
    167. Krishnan, H.B., White, J.E., and Mawhinney, T.P. 1996. Purification, characterization, and localization of a 29 ku (kilodalton) glycoprotein from the edible tubers of Apios americana Medikus. J. Plant Physiol. 149: 322-328.
    168. Rodriguez-Navarro, D.N., Ruiz-Sainz, J.E., Buendia-Claveria, A.M., Santamaria, C., Balatti, P.A., Krishnan, H.B., and Pueppke, S.G. 1996. Characterization of fast-growing rhizobia isolated from nodulated soybean [Glycine max (L.) Merr.] growing in Vietnam. Syst. Appl. Microbiol. 19: 240-248.
    169. Krishnan, H.B., White, J.A. and Sleper, D.A. 1996. Alcohol-soluble proteins and protein body formation in the endosperm of tall fescue (Festuca arundinaceae Schreb.) Crop Science 36: 1023-1029.
    170. Krishnan, H.B. and White, J.A. 1995. Morphometric analysis of rice seed protein bodies: implication for a significant contribution of prolamine to the total protein content of rice endosperm. Plant Physiol. 109: 1491-1495.
    171. Rana, D. and Krishnan, H.B. 1995. A new root-nodulating symbiont of the tropical legume Sesbania, Rhizobium sp. SIN-1, is closely related to R. galegae, a species that nodulates temperate legumes. FEMS Microbiol. Letters 134: 19-25.
    172. Krishnan, H.B., Kuo, C.L. and Pueppke, S.G. 1995. Eloboration of flavonoid-induced proteins by the nitrogen-fixing soybean symbiont, Rhizobium fredii, is regulated both by nodD1 and nodD2 and is dependent on the cultivar-specificity locus, nolXWBTUV. Microbiology. 141: 2245-2251.
    173. Balatti, P.A., Kovacs, L.G., Krishnan, H.B. and Pueppke, S.G. 1995. Rhizobium sp. NGR234 contains a functional copy of the soybean cultivar specificity locus, nolXWBTUV. Mol. Plant Microbe Inter. 8: 693-699.
    174. Kovacs, L.G., Balatti, P.A., Krishnan, H.B. and Pueppke, S.G. 1995. Transcriptional organization and expression of nolXBTUVW, a locus that regulates cultivar-specific nodulation of soybean by Rhizobium fredii USDA257. Mol. Microbiol. 17: 923-933.
    175. Krishnan, H.B. 1995. Nucleotide and primary sequences of a rice endosperm cDNA are extensively homologous to elongation factor 1*’. Biochem. Biophys. Res. Commun. 209: 1026-1031.
    176. Bec-Ferte, M-P., Krishnan, H.B., Prome, D., Savagnac, A., Pueppke, S.G. and Prome, J-C. 1994. Structures of nodulation factors from the nitrogen-fixing soybean symbiont Rhizobium fredii USDA257. Biochemistry 33: 11782-11788.
    177. Relic, B., Perret, X., Estrada-Garcia, M.T., Golinowski, W., Krishnan, H.B., Pueppke, S.G. and Broughton, W.J. 1994. Nod-factors of Rhizobium are a key to the legume door. Mol. Microbiol. 13: 171-178.
    178. Krishnan, H.B. and Pueppke, S.G. 1994. A cloned cellulase gene from Erwinia carotovora subsp. carotovora is expressed in Rhizobium fredii but does not influence nodulation of cowpea. FEMS Microbiol. Letters 119: 289-294.
    179. Krishnan, H.B. and Pueppke, S.G. 1994. Host range, RFLP, and antigenic relationships between Rhizobium fredii strains and Rhizobium sp. NGR234. Plant and Soil 161: 21-29.
    180. Krishnan, H.B. and Pueppke, S.G. 1994. Cultivar-specificity genes of the nitrogen-fixing soybean symbiont, Rhizobium fredii USDA257, also regulate nodulation of Erythrina spp. Amer. J. Bot. 81 : 38-45.
    181. Meinhardt, L.W., Krishnan, H.B., Balatti, P.A. and Pueppke, S.G. 1993. Molecular cloning and characterization of a sym plasmid locus that regulates cultivar-specific nodulation of soybean by Rhizobium fredii USDA257. Mol. Microbiol. 9: 17-29.
    182. Krishnan, H.B. and Pueppke, S.G. 1993. Nucleotide sequence of an abundant rice seed globulin: homology with high molecular weight glutelins of wheat, rye and triticale. Biochem. Piophys. Res. Commun. 193: 460-466.
    183. Krishnan, H.B. and Pueppke, S.G. 1993. Characterization of RFRS9, a second member of the Rhizobium fredii repetitive sequence family from the nitrogen-fixing symbiont R. fredii USDA257. Appl. Environ. Microbiol. 59: 150-155.
    184. Krishnan, H.B. and Pueppke, S.G. 1993. Flavonoid inducers of nodulation genes stimulate Rhizobium fredii USDA257 to export proteins into the environment. Mol. Plant-Microbe Interact. 6: 107-113.
    185. Krishnan, H.B. and Pueppke, S.G. 1993. Purification, partial characterization, and subcellular localization of a 38 kilodalton, calcium regulated protein of Rhizobium fredii USDA208. Arch. Microbiol. 159: 250-256.
    186. Krishnan, H.B. and Pueppke, S.G. 1992. Inactivation of nolC conditions developmental abnormalities in nodulation of peking soybean by Rhizobium fredii USDA257. Mol. Plant-Microbe Interact. 5: 14-21.
    187. Krishnan, H.B., Lewin, A., Fellay, R., Broughton, W.J., and Pueppke, S.G. 1992. Differential expression of nodS accounts for the varied abilities of Rhizobium fredii USDA257 and Rhizobium sp. NGR234 to nodulate Leucaena spp. Mol. Microbiol. 6: 3321-3330.
    188. Dunn, M.F., Pueppke, S.G. and Krishnan, H.B. 1992. The nod gene inducer genistein alters the composition and molecular weight distribution of extracellular polysaccharides produced by Rhizobium fredii USDA193. FEMS Microbiol. Letters. 97: 107-112.
    189. Krishnan, H.B. and Pueppke, S.G. 1992. A nolC-lacZ fusion in Rhizobium fredii facilitates direct assessment of competition for nodulation of soybean. Can. J. Microbiol. 38: 515-519.
    190. Krishnan, H.B., White, J.A. and Pueppke, S.G. 1992. Characterization and localization of rice (Oryza sativa L.) seed globulins. Plant Science 81: 1-11.
    191. Krishnan, H.B., White, J.A. and Pueppke, S.G. 1991. Immunocytochemical localization of gliadins in the lumen of the rough endoplasmic reticulum. Can. J. Bot. 69: 2574-2577.
    192. Krishnan, H.B. and Pueppke, S.G. 1991. Repetitive sequences with homology to Bradyrhizobium japonicum DNA and the T-DNA of Agrobacterium rhizogenes are linked to nodABC of Rhizobium fredii USDA257. Mol. Plant-Microbe Interact. 4: 521-529.
    193. Krishnan, H.B. and Pueppke, S.G. 1991. Sequence and functional analysis of the nodABC region of Rhizobium fredii USDA257, a broad host range nitrogen-fixing symbiant of soybean and other legumes. Mol. Plant-Microbe Interact. 4: 512-520.
    194. Balatti, P., Krishnan, H.B., and Pueppke, S.G. 1991. Calcium regulates growth of Rhizobium fredii and its ability to nodulate soybean cv. Peking. Can. J. Microbiol. 37: 542-548
    195. Krishnan, H.B. and Pueppke, S.G. 1991. nolC, a Rhizobium fredii gene involved in cultivar-specific nodulation of soybean shares homology with a heat-shock gene. Mol. Microbiol. 5: 737-745.
    196. Krishnan, H.B. and Pueppke, S.G. 1990. An abundant cell-wall polypeptide from cherry fruit has antigenic homology to carrot fructosidase. J.Plant Physiol. 137: 190-195.
    197. Krishnan, H.B., White, J.A., and Pueppke, S.G. 1990. Immunocytochemistry of wheat storage proteins: the effect of protein A-gold particle size on labeling intensity. Cereal Chemistry 68: 108-111.
    198. Krishnan, H.B., White, J.A., and Pueppke, S.G. 1990. Immunocytochemical evidence for the involvement of Golgi apparatus in the transport of the vacuolar protein, secalin, in rye (Secale cereale) endosperm. Cereal Chemistry 67:360-366.
    199. Krishnan, H.B. and Pueppke, S.G. 1990. Cherry fruit invertases: Partial purification, characterization and activity during fruit development. J.Plant. Physiol. 135:662-666.
    200. Okita, T.W., Hwang, Y.S., Hnilo, J., Kim, W.T.,Aryan, A.P. Larson, R., and Krishnan, H.B. 1989. Structure and expression of the rice glutelin multigene family. J.Biol.Chem. 264:12573-12581.
    201. Krishnan, H.B. and Pueppke, S.G. 1989. Cell-free synthesis and in vitro processing of sorghum prolamines. J.Plant Physiol. 135:253-256.
    202. Krishnan, H.B., White, J.A., and Pueppke, S.G. 1989. Immunocytochemical analysis of protein body formation in seeds of Sorghum bicolor. Can.J. Bot. 67:2850-2856.
    203. Krishnan, H.B. and Pueppke, S.G. 1989. In vitro phosphoylation of soluble proteins from soybean (Glycine max) root nodules: Inhibition of protein kinase activity by Zn2+. Symbiosis 7:127-138.
    204. Heron, D.S., Ersek, T., Krishnan, H.B., and Pueppke, S.G. 1989. Nodulation mutants of Rhizobium fredii USDA257. Mol.Plant-Microbe Interaction 2:4-10.
    205. Kim, W.T., Franceschi, V.R., Krishnan, H.B., and Okita, T.W. 1988. Formation of wheat protein bodies: Involvement of the Golgi apparatus in gliadin transport. Planta 176:173-182.
    206. Krishnan, H.B. and Pueppke, S.G. 1988. Characterization of invertases from rust infected wheat leaves. J. Plant Physiol. 133:336-339.
    207. Okita, T.W., Krishnan, H.B., and Kim, W.T. 1988. Immunological relationships among major seed proteins of cereals. Plant Science 57:103-111.
    208. Krishnan, H.B., White, J.A., and Pueppke, S.G. 1988. Immunogold localization of prolamines in developing Haynaldia villosa endosperm. Protoplsma 144:25-33.
    209. Krishnan, H.B. and Franceschi, V.R. 1988. Anatomy of some leaf galls of Rosa woodsii (Rosaceae). Amer.J. Bot. 75:369-376.
    210. Krishnan, H.B. and Pueppke, S.G. 1988. Ca2+-dependent in vitro phosphorylation of soluble proteins from germinating wheat (Triticum turgidum) endosperm. Physiol. Plant 72:747-754.
    211. Krishnan, H.B. and Pueppke, S.G. 1987. Heat shock triggers rapid protein phosphorylation in soybean seedlings. Biochem.Biophys.Res.Commun. 148:762-767.
    212. Krishnan, H.B., Franceschi, V.R., and Okita, T.W. 1986. Immunochemical studies on the role of the Golgi complex in protein-body formation in rice seeds. Planta 169:471-480.
    213. Reeves, C.D., Krishnan, H.B., and Okita, T.W. 1986. Gene expression during wheat endosperm development. Temporal accumulation patterns for the gliadins and ADP-glucose pyrophosphorylase and their corresponding mRNA’s. Plant Physiol. 82:34-40.
    214. Krishnan, H.B., Reeves, C.D., and Okita T.W. 1986. ADP-glucose pyrophosphorylase is encoded by different mRNA transcripts in leaf and endosperm of cereals. Plant Physiol. 81:625-645.
    215. Krishnan, H.B. and Okita, T.W. 1986. Structural relationship between the rice glutelins. Plant Physiol. 81:748-753.
    216. Krishnan, H.B., Blanchette, J.T. and Okita, T.W. 1985. Wheat Invertases: Characterization of cell wall bound and soluble forms. Plant Physiol. 78:241-245.

Book Chapters

  1. Göttfert, M. and Krishnan, H.B. 2009. Nodulation genes and type III secretion systems in rhizobia. In Nitrogen Fixation in Crop Production (Emerich DW, Krishnan HB, Eds.), pp 65-94, ASA-CSSA-SSSA Publishing, Madison, WI. 
  2. Jez, J.M. and Krishnan, H.B. 2009. Sulfur assimilation and cysteine biosynthesis in soybean seeds: towards engineering sulfur amino acid content In Modification of Seed Composition to Promote Health and Nutrition (Krishnan HB, Ed.), pp 249-261,ASA-CSSA-SSSA Publishing, Madison, WI. 
  3. Kumaran, S., Francois, J.A., Krishnan, H.B. and Jez, J.M. 2008. Regulatory protein-protein interactions in primary metabolism: the case of the cysteine synthase complex In Sulfur Assimilation and Abiotic Stress in Plants (NA Khan, RP Singh, Eds), pp. 97-109, Springer-Verlag, NY
  4. Krishnan, H.B. 2008. Improving the sulfur-containing amino acids of soybeans to enhance its nutritional value in animal feed. In Sulfur: A Missing Link Between Soils, Crops, and Nutrition (Jez JM, Ed.), pp 235-249, ASA-CSSA-SSSA Publishing, Madison, WI.
  5. Krishnan, H.B. and Bennett, J.O. 2006. Rhizobium-legume symbioses: molecular signals elaborated by rhizobia that are important for nodulation. In Plant-Associated Bacteria (Gnanamanickam, S.S., Ed.), pp 57-104, Springer, The Netherlands.