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Holt, J.F., M.R. Kiedrowski, K.L. Frank, J. Du, C. Guan, N.A. Broderick, G.M. Dunny, and J. Handelsman. 2015. Enterococcus faecalis 6-phosphogluconolactonase is required for both commensal and pathogenic interactions with Manduca sexta. Infection and Immunity. 83(1): 396-404.


Udikovic-Kolic, N., F. Wichmann, N.A. Broderick, and J. Handelsman. 2014. Bloom of resident antibiotic-resistant bacteria in soil following manure fertilization. Proceedings of the National Academy of Sciences. doi:10.1073/pnas.1409836111.

Shade, A., S.E. Jones, J.G. Caporaso, J. Handelsman, R. Knight, N. Fierer, and J.A. Gilbert. 2014. Conditionally rare taxa disproportionately contribute to temporal changes in microbial diversity. mBio. 5(4): e01371-14.

Wichmann, F., N. Udikovic-Kolic, S. Andrew, and J. Handelsman. 2014. Diverse antibiotic resistance genes in dairy cow manure. mBio. 5(2): e01017-13.


Blum, J.E., C.N. Fischer, J. Miles, and J. Handelsman. 2013. Frequent replenishment sustains the beneficial microbiome of Drosophila melanogaster. mBio. 4(6): e00860-13. doi:10.1128/mBio.00860-13.

Shade, A., A.K. Klimowicz, R.N. Spear, M. Linske, J.J. Donato, C.S. Hogan, P.S. McManus, and J. Handelsman. 2013. Streptomycin application has no detectable effect on bacterial community structure in apple orchard soil. Applied and Environmental Microbiology. 79(21): 6617-6625.

Baraban, E.G., J.B. Morin, G.M. Phillips, A.J. Phillips, S.A. Strobel, and J. Handelsman. 2013. Xyolide, a bioactive nonenolide from an Amazonian endophytic fungus, Xylaria feejeensis. Tetrahedron Letters. doi: 10.1016/j.tetlet.2013.05.093.

Shade, A., J.G. Caporaso, J. Handelsman, R. Knight, and N. Fierer. 2013. A meta-analysis of changes in bacterial and archaeal communities with time. ISME Journal. doi: 10.1038/ismej.2013.54.

Shade, A., P.S. McManus, and J. Handelsman. 2013. Unexpected diversity during community succession in the apple flower microbiome. mBio. 4(2): e00602-12. doi:10.1128/mBio.00602-12.


Shade, A., H. Peter, S.D. Allison, D. Baho, M. Berga, H. Buergmann, D.H. Huber, S. Langenheder, J.T. Lennon, J.B. Martiny, K. Matulich, T.M. Schmidt, and J. Handelsman. 2012. Fundamentals of microbial community resistance and resilience. Frontiers in Microbiology. 3: 417. doi: 10.3389/fmicb.2012.00417.

Araujo J.F., A.P. de Castro, M.M. Costa, R.C. Togawa, G.J. Júnior, B.F. Quirino, M.M. Bustamante, L. Williamson, J. Handelsman, and R.H. Krüger. 2012. Characterization of soil bacterial assemblies in Brazilian savanna-like vegetation reveals acidobacteria dominance. Microb Ecol. 64(3): 760-770.

Shade, A., C.S. Hogan, A.K. Klimowicz, M. Linske, P.S. McManus, and J. Handelsman. 2012. Culturing captures members of the soil rare biosphere. Environmental Microbiology. 14(9): 2247-2252.

McMahon, M.D., C. Guan, J. Handelsman, and M.G. Thomas. 2012. Metagenomic analysis of Streptomyces lividans reveals host-dependent functional expression. Applied and Environmental Microbiology. 78:3622-3629.

Shade, A. and J. Handelsman. 2012. Beyond the Venn diagram: the hunt for a core microbiome. Environmental Microbiology. 14(1): 4-12.


de Castro, A.P., B.F. Quirino, H. Allen, L.L. Williamson, J. Handelsman, and R.H. Kruger. 2011. Construction and validation of two metagenomic DNA libraries from Cerrado soil with high clay content. Biotechnology Letters. 33: 2169-2175.

Mason, K.L., T.A. Stepien, J.E. Blum, J.F. Holt, N.H. Labbe, J.S. Rush, K.F. Raffa, and J. Handelsman. 2011. From commensal to pathogen: translocation of Enterococcus faecalis from the midgut to the hemocoel of Manduca sexta. mBio. 2(3): e00065-11.


Schloss, P.D., H.K. Allen, A.K. Klimowicz, C. Mlot, J.A. Gross, S. Savengsuksa, J. McEllin, J. Clardy, R.W. Ruess, and J. Handelsman. 2010. Psychotrophic strain of Janthinobacterium lividium from a cold Alaskan soil produces prodigiosin. DNA and Cell Biology. 29(9): 533-41. [PubMed]

Borlee, B.R., G.D. Geske, H.E. Blackwell, and J. Handelsman. 2010. Identification of synthetic inducers and inhibitors of the quorum-sensing regulator LasR in Pseudomonas aeruginosa by high-throughput screening. Applied and Environmental Microbiology. 76(24): 8255-8258. [PubMed]

Klimowicz, A.K., T.A. Benson, and J. Handelsman. 2010. A quadruple-enterotoxin-deficient mutant of Bacillus thuringiensis remains insecticidal. Microbiology. 156: 3575-3583. [PubMed]

Lang, K.S., J.M. Anderson, S. Schwarz, L. Williamson, J. Handelsman and R.S. Singer. 2010. Novel florfenicol and chloramphenicol resistance gene discovered in Alaskan soil by using functional metagenomics. Applied and Environmental Microbiology. 76(15): 5321-5326. [PubMed]

Donato, J., L.A. Moe, B.J. Converse, K.D. Smart, F.C. Berklein, P.S. McManus and J. Handelsman. 2010. Metagenomic analysis of apple orchard soil reveals antibiotic resistance genes encoding predicted bifunctional proteins. Applied and Environmental Microbiology. 76(13): 4396-4401. [PubMed]

Broderick, N.A., E. Vasquez, J. Handelsman and K. F. Raffa. 2010. Effect of clonal variation among hybrid poplars on susceptibility of gypsy moth (Lepidoptera: Lymantriidae) to Bacillus thuringiensis subsp. kurstaki. Journal of Economic Entomology. 103(3): 718-725. [PubMed]

Broderick, N.A., K.F. Raffa and J. Handelsman. 2010. Chemical modulators of the innate immune response alter gypsy moth larval susceptibility to Bacillus thuringiensis. BMC Microbiology. 10(1):129. [PubMed]

Allen, H.K., J. Donato, H.H. Wang, K.A. Cloud-Hansen, J. Davies and J. Handelsman. 2010. Call of the wild: antibiotic resistance genes in natural environments. Nature Reviews Microbiology. 8(4): 251-259. [PubMed]

Robinson, C.J., P.D. Schloss, Y. Ramos, K.F. Raffa and J. Handelsman. 2010. Robustness of the bacterial community in the cabbage white butterfly larval midgut. Microbial Ecology 59(2): 199-211. [PubMed]

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Sabree, Z.L., M.R. Rondon, and J. Handelsman. 2009. Metagenomics. In: Encyclopedia of Microbiology (Third Edition). Academic Press, pp. 622-632.

Handelsman, J. 2009.  Metagenetics: spending our inheritance on the future.  Microbial Biotechnology 2(2): 138-139.

Broderick, N.A., C.J. Robinson, M.D. McMahon, J. Holt, J. Handelsman and K.F. Raffa.  2009.  Contributions of gut bacteria to Bacillus thuringiensis-induced mortality vary across a range of Lepidoptera.  BMC Biology 7: 11-20.

Klepzig, K.D., A. S. Adams, J. Handelsman, and K. F. Raffa. 2009. Symbioses: a key driver of insect physiological processes, ecological interactions, evolutionary diversification, and impacts on humans. Environ. Entomol. 38(1): 67-77.

Allen, H.K., K.A. Cloud-Hansen, J.M. Wolinski C. Guan, S. Greene, S. Lu, M. Boeyink, N.A. Broderick, K.F. Raffa, and J. Handelsman. 2009. Resident microbiota of the gypsy moth midgut harbor antibiotic resistance determinants.  DNA and Cell Biology 28(3): 109-117.


Vasanthakumar, A., Handelsman, J., Schloss, P.D., and Raffa, K. F. 2008. Gut microbiota of an invasive subcortical beetle, Agrilus planipennis Fairmaire, across various life stages. Environ. Entomol. 37(5): 1344-1353.

Allen, H. K., Moe, L. A., Rodbumrer, J., Gaarder, A., and Handelsman, J. 2008. Functional metagenomics reveals diverse ?-lactamases in a remote Alaskan soil. ISME Journal. 3: 243–251.

Little, A. E. F., Robinson, C., Peterson, S. B., Raffa, K. F., and Handelsman, J. 2008. Rules of engagement: Interspecies interactions that regulate microbial communities. Annu. Rev. Microbiol. 62: 375–401.

Borlee, B. R., Geske, G.D., Robinson, C.R., Blackwell, H., and Handelsman, J. 2008. Quorum-sensing signals in the microbial community of the cabbage white butterfly larval midgut. ISME Journal 2: 1101-1111.

Liles, M.R., Williamson, L.L., Rodbumrer, J., Torsvik, V., Goodman, R.M., and Handelsman, J. 2008. Recovery, purification, and cloning of high-molecular-weight DNA from soil microorganisms. Appl. Environ. Microbiol. 74(10): 3302-3305.

Isenbarger, T. A., Finney, M., Ríos-Velázquez, C., Handelsman, J., and Ruvkun, G. 2008. Miniprimer PCR, a new lens for viewing the microbial world.  Appl. Environ. Microbiol. 74(3): 840-849.

Schloss, P.D., Handelsman, J. 2008. The Last Word:  Books as a statistical metaphor for microbial communities.  Annu. Rev. Microbiol. 61: 23-24.

Schloss, P.D. and Handelsman, J. 2008. A statistical toolbox for metagenomics: Assessing functional diversity in microbial communities. BMC Bioinformatics 9: 34.


Handelsman, J. 2007. Metagenomics and microbial communities. In: Encyclopedia of the Life Sciences. John Wiley and Sons, Ltd. Chichester, UK.

Delalibera, I. Vasanthakumar, A., Burwitz, B.J., Schloss, P.D., Klepzig, K.D., Handelsman, J. and Raffa, K.F. 2007. Composition of the bacterial community in the gut of the pine engraver, Ips pini (Say) (Coleoptera) colonizing red pine. Symbiosis 43: 97-104.

Guan, C., Ju, J., Borlee, B.R., Williamson, L.L., Shen, B., Raffa, K.F., and Handelsman, J.  2007.  Signal mimics derived from a metagenomic analysis of gypsy moth gut microbiota. Appl. Environ. Microbiol. 73(11): 3669-3676.


Vasanthakumar, A, Delalibera Jr. I., Handelsman, J., Klepzig, K.D., P. Schloss, P., and Raffa, K.F. 2006.  Characterization of gut-associated microorganisms in larvae and adults of the southern pine beetle, Dendroctonus frontalis Zimmerman. Environ. Entomol.  35: 1710-1717. 

Broderick, N.A., Raffa, KR., and Handelsman, J.  2006.  Midgut bacteria required for Bacillus thuringiensis insecticidal activity. Proc. Natl. Acad. Sci. USA. 103(41): 15196-15199.

Chan, Y.A., Boyne, M.T., Podevels, A.M., Klimowicz, A.K., Handelsman, J., Kelleher, N.L., and Thomas, M.G. 2006. Hydroxymalonyl-acyl carrier protein (ACP) and aminomalonyl-ACP are two additional type I polyketide synthase extender units. Proc. Natl. Acad. Sci. USA. 103(39): 14349-14354.

Sabree, Z.L., Bergendahl, V., Liles, M.R., Burgess, R.R., Goodman, R.M., Handelsman, J. 2006. Identification and characterization of the gene encoding the Acidobacterium capsulatum major sigma factor.  Gene 376: 144-151.

Peterson, S.B., Dunn, A.K., Klimowicz, A.K., and Handelsman, J.  2006. Peptidoglycan from Bacillus cereus mediates commensalism with rhizosphere bacteria from the Cytophaga-Flavobacterium group.  Appl. Environ. Microbiol. 72: 5421-5427.

Schloss, P.D., I. Delalibera, J. Handelsman, K. F. Raffa. 2006.  Bacteria associated with the guts of two wood-boring beetles: Anoplophora glabripennis and Saperda vestita (Cerambycidae).  Environ. Entomol. 35: 625-629.

Schloss, P.D. and Handelsman, J.  2006. Introducing TreeClimber, a tool for phylogeny of microbial communities.  Appl. Environ. Microbiol. 72: 2379-2384.

Schloss, P.D. and Handelsman, J.  2006. Introducing SONS, A tool for operational taxonomic unit-based comparisons of microbial community memberships and structures.  Appl. Environ. Microbiol. 72(10): 6773-6779.

Schloss, P.D. and Handelsman, J.  2006. Toward a census of bacteria in soil.  PLoS Computational Biology 2: e92.

Handelsman, J.  2006. Metagenomics or megagenomics?  Nature Rev. Microbiol.  3: 457-458.

Cloud-Hansen, K.A., S. B. Peterson, E.V. Stabb, W.E. Goldman, M.J. McFall-Ngai, and J. Handelsman.  2006. Breaching the great wall:  Peptidoglycan and microbial interactions.  Nature Rev. Microbiol. 4: 710-716.


Gillespie, D., Rondon, M.R., and Handelsman, J. 2005. Metagenomic libraries from uncultured microorganisms.  In: Molecular Microbial Ecology.  A.M. Osborn and C. J. Smith, eds.  Bios Sci. Pub.: 261-279.

Williamson, L.L., Borlee, B.R., Schloss, P.D., Guan, C., Allen, H.K., and Handelsman, J.  2005.  Intracellular screen to identify metagenomic clones that induce or inhibit a quorum-sensing biosensor. Appl. Environ. Microbiol.  71: 6335-6344.

Handelsman, J.  2005.  How to find new antibiotics. The Scientist 19: 20.

Schloss, P.D. and J. Handelsman. 2005. Metagenomics for studying unculturable microorganisms: cutting the Gordian knot.  Genome Biology 6:229.

Delalibera, I., K. Raffa, and J. Handelsman.  2005.  Contrasts in cellulolytic activities of gut microorganisms between the wood borer Saperda vestita (Coleoptera: Cerambycidae), and the bark beetles Ips pini, and Dendroctonus frontalisColeoptera: Curculionidae). Environ. Entomol.  34: 541-547.

Handelsman, J., Robinson, C.J., and Raffa, K.  2005. Microbial communities in lepidopteran guts: from models to metagenomics. In:  The Influence of Cooperative Bacteria on Animal Host Biology.  M.J. McFall-Ngai, B. Henderson, and E.G. Ruby, eds.  New York: Cambridge University Press,  pp. 143-168.

Schloss, P. D., and J. Handelsman. 2005. Introducing DOTUR, a computer program for defining operational taxonomic units and species richness.  Appl. Environ. Microbiol. 71(3): 1501-1506.

Handelsman, J.  2005.  Sorting out metagenomes. Nature Biotechnology.  23(1): 38-39.


Schloss, P. D., and J. Handelsman.  2004.  Status of the microbial census.  Microbiol. Molec. Biol. Rev. 68(4): 686-691.

Handelsman, J.  2004. Metagenomics: Application of genomics to uncultured microorganisms. Microbiol. Molec. Biol. Rev.  68(4): 669-685.

Liles, M.R., Williamson, L.L., Handelsman, J., and Goodman, R.M.  2004.  Isolation of high molecular weight genomic DNA from soil bacteria for genomic library construction.  In Molecular Microbial Ecology Manual, 2nd ed. G.G. Kowalchuk, F.J. de Bruijn, I.M. Head, A.D. Akkermans, and J.D. van Elsas, eds.  The Netherlands: Kluwer Academic Publishers, pp. 839-852.

Safdar, N., J. Handelsman, and D.G. Maki. 2004. Does combination antimicrobial therapy reduce mortality in gram-negative bacteraemia?  A meta-analysis. The Lancet – Infectious Diseases. 4(8): 519-27. 

Schloss, P. D., B. R. Larget, and J. Handelsman. 2004. Integration of microbial ecology and statistics: A test to compare gene libraries.  Appl. Environ Microbiol. 70(9): 5485-92.

Riesenfeld, C.R., Schloss, P.D., and Handelsman, J. 2004. Metagenomics: genomic analysis of microbial communities.  Annu. Rev. Genetics.  38: 525-52.

Riesenfeld, C.R., Goodman, R.M., and Handelsman, J. 2004. Uncultured soil bacteria are a reservoir of new antibiotic resistance genes. Environ. Microbiol. 6(9): 981-989.

Emmert, E.A.B., Klimowicz, A.K., Thomas, M.G., and Handelsman, J. 2004.  Genetics of zwittermicin A production in Bacillus cereus. Appl. Environ. Microbiol. 70: 104-113.

Broderick, N.A., Raffa, K., Goodman, R.M., and Handelsman, J.  2004. Census of the bacterial community of the gypsy moth larval midgut using culturing and culture-independent methods.  Appl. Environ. Microbiol. 70: 293-300.

Handelsman, J.  2004.  Soils – the metagenomics approach. In: Microbial Diversity Bioprospecting.  Alan T. Bull, ed.  American Society for Microbiology Press, pp. 109-119.


Handelsman, J., and Smalla, K. 2003. Conversations with the silent majority. Current Op. Micro. 6: 271-273.

Schloss, P.D., and Handelsman, J. 2003. Biotechnological prospects from metagenomics. Current Op. Biotech. 14: 303-310.

Liles, M.R., Manske, B.F., Bintrim, S.B., Handelsman, J., and Goodman, R.M. 2003. A census of rRNA genes and linked genomic sequences within a soil metagenomic library.  Appl. Environ. Microbiol. 69: 2684-2691

Dunn, A.K., Klimowicz, A.K., and Handelsman, J. 2003. Use of a promoter trap to identify Bacillus cereus genes regulated by tomato seed exudate and a rhizosphere resident, Pseudomonas aureofaciens.  Appl. Environ. Microbiol. 69: 1197-205.

Broderick, N.A., Goodman, R.M., Handelsman, J., and Raffa, K.F.  2003. Effect of host diet and insect source on synergy of gypsy moth (Lepidoptera: Lymantriidae) mortality to Bacillus thuringiensis subsp. kurstaki by zwittermicin A. Environ. Entomol. 32: 387-391


Handelsman, J., and Wackett, L.P.  2002.  Ecology and industrial microbiology:  Microbial diversity – sustaining the Earth and industry, editorial overview.  Curr. Opin. Microbiol.  5: 237-239.

Gillespie, D.E., Brady, S.F., Bettermann, A.D., Cianciotto, N.P., Liles, M.R., Rondon, M.R., Clardy, J., Goodman, R.M., and Handelsman, J.  2002. Isolation of antibiotics turbomycin A and B from a metagenomic library of soil microbial DNA. Appl. Environ. Microbiol. 68: 4301-4306.

Dunn, A.K., and Handelsman, J.  2002. Toward an understanding of microbial communities through analysis of communication networks. ISME 9 Antonie von Leewenhoek 81: 565-574.

Handelsman, J.  2002. Future trends in biocontrol. In:  Biological Control of Crop Diseases.  S.S. Gnanamanickam, ed.  New York: Marcel Dekker, Inc.,  pp. 443-448.

Handelsman, J., Liles, M., Mann, D., Riesenfeld, C., and Goodman, R.M. 2002. Cloning the metagenome: culture-independent access to the diversity and functions of the uncultivated microbial world. In: Methods in Microbiology – Functional Microbial Genomics. Academic Press, pp. 241-255.


Brady, S.F., Chao, C.J., Handelsman, J., and Clardy, J. 2001. Cloning and heterologous expression of a natural product biosynthetic gene cluster from eDNA. Organic Letters 3: 1981-1984.

Simon, H.M., Smith, K.P., Dodsworth, J.A., Guenthner, B., Handelsman, J., and Goodman, R.M. 2001. Influence of tomato genotype on growth of inoculated and indigenous bacteria in the spermosphere. Appl. Environ. Microbiol. 67: 514-520.


Bittinger, M.A., Gross, J.A., Widom, J., Clardy, J., and Handelsman, J. 2000. Rhizobium etli CE3 carries vir gene homologs on a self-transmissible plasmid. Molec. Plant-Microbe Interact. 13: 1019-1021.

Handelsman, J. 2000. Antagonism. In: Encyclopedia of Plant Pathology. O.C. Maloy and T.D. Murray, eds. New York: John Wiley.

Kazmar, E.R., Goodman, R.M., Grau, C.R., Johnson, D.W., Nordheim, E.V., Undersander, D.J., and Handelsman, J. 2000. Regression analyses for evaluating the influence of Bacillus cereus on alfalfa yield under variable disease intensity. Phytopathology 90: 657-665.

Rondon, M.R., August, P.R., Bettermann, A.D., Brady, S.F., Grossman, T.H., Liles, M.R., Loiacono, K.A., Lynch, B.A., MacNeil, I.A., Minor, C., Tiong, C.L., Gilman, M., Osburne, M.S., Clardy, J., Handelsman, J., and Goodman, R.M. 2000. Cloning the soil metagenome: a strategy for accessing the genetic and functional diversity of uncultured microorganisms. Appl. Environ. Microbiol. 66: 2541-2547.

Bittinger, M.A., and Handelsman, J. 2000. Identification of genes in the RosR regulon of Rhizobium etli. J. Bacteriol. 182: 1706-1713.

Broderick, N.A., Goodman, R.M., Raffa, K.F., and Handelsman, J. 2000. Synergy between zwittermicin A and Bacillus thuringiensis subsp. kurstaki against gypsy moth (Lepidoptera: Lymantriidae). Environ. Entomol. 29: 101-107.

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Stohl, E.A., Milner, J.L., and Handelsman, J. 1999. Zwittermicin A biosynthetic cluster. Gene 237: 403-411.

Stohl, E.A., Brady, S.F., Clardy, J., and Handelsman, J. 1999. ZmaR, a novel and widespread antibiotic resistance determinant that acetylates zwittermicin A. J. Bacteriol. 181: 5455-5460.

Raffel, S.J., Kazmar, E.R, Winberg, R., Oplinger, E.S., Handelsman, J., Goodman, R.M., and Grau, C.R. 1999. First report of root rot of soybeans caused by Corynespora cassiicola in Wisconsin. Plant Dis. 83: 696.

Rondon, M.R., Raffel, S.J., Goodman, R.M., and Handelsman, J. 1999. Toward functional genomics in bacteria: Analysis of gene expression in Escherichia coli from a bacterial artificial chromosome library of Bacillus cereus. Proc. Natl. Acad. Sci. USA 96: 6451-6455.

Smith, K.P., Handelsman, J., and Goodman, R.M. 1999. Genetic basis in plants for interactions with disease-suppressive bacteria. Proc. Natl. Acad. Sci. USA 96: 4786-4790.

Shang, H., Chen, J.-J., Handelsman, J., and Goodman, R.M. 1999. Behavior of Pythium torulosum zoospores during their interaction with tobacco roots and Bacillus cereus. Current Microbiol. 38: 199-204.

Dunn, A.K., and Handelsman, J. 1999. A vector for promoter trapping in Bacillus cereus. Gene 226: 297-305.

Emmert, E.A.B., and Handelsman, J. 1999. Biocontrol of plant disease: a (Gram-) positive perspective. FEMS Microbiology Letters 171: 1-9.

Rondon, M.R., Goodman, R.M., and Handelsman, J. 1999. The Earth's bounty: assessing and accessing soil microbial diversity. Trends in Biotechnology 17: 403-409.


Handelsman, J., Rondon, M.R., Brady, S., Clardy, J., and Goodman, R.M. 1998. Molecular biology access to the chemistry of unknown soil microbes: a new frontier for natural products. Chemistry & Biology 5: R245-R249.

Goodman, R.M., Bintrim, S.B., Handelsman, J., Quirino, B.F., Rosas, J.C., Simon, H.M., and Smith, K.P. 1998. A dirty look: soil microflora and rhizosphere microbiology. In: Radical Biology: Advances and Perspectives on the Function of Plant Roots. H.E. Flores, J.P. Lynch, and D. Eissenstat, eds. Rockville, MD: Amer. Soc. Plant Physiol. Press, pp. 219-231.

Emmert, E.A.B., Milner, J.L., Lee, J.C., Pulvermacher, K.L., Olivares, H.A., Clardy, J., and Handelsman, J. 1998. Effect of canavanine from alfalfa seeds on the population biology of Bacillus cereus. Appl. Environ. Microbiol. 64: 4683-4688.

Rosas, J.C., Castro, J.A., Robleto, E.A., and Handelsman, J. 1998. A method for screening Phaseolus vulgaris L. germplasm for preferential nodulation with a selected Rhizobium etli strain. Plant and Soil 203: 71-78.

O'Connell, K.P., Raffel, S.J., Saville, B.J., and Handelsman, J. 1998. Mutants of Rhizobium tropici strain CIAT899 that do not induce chlorosis in plants. Microbiology 144: 2607-2617.

Biermann, B.J., de Banzie, J.S., Handelsman, J., Thompson, J.F., and Madison, J.T. 1998. Methionine and sulfate increase a Bowman-Birk-type protease inhibitor and its messenger RNA in soybeans. J. Agric. Food Chem. 46: 2858-2862.

Silo-Suh, L.A., Stabb, E.V., Raffel, S.J., and Handelsman, J. 1998. Target range of zwittermicin A, an aminopolyol antibiotic from Bacillus cereus. Current Microbiology 37: 6-11.

Stabb, E.V., and Handelsman, J. 1998. Genetic analysis of zwittermicin A resistance in Escherichia coli: effects on membrane potential and RNA polymerase. Molecular Microbiology 27: 311-322.


Bintrim, S.B., Donohue, T.J., Handelsman, J., Roberts, G.P., and Goodman, R.M. 1997. Molecular phylogeny of Archaea from soil. Proc. Natl. Acad. Sci. 94: 277-282.

Smith, K.P., Handelsman, J., and Goodman, R.M. 1997. Modeling dose-response relationships in biological control: partitioning host responses to the pathogen and biocontrol agent. Phytopathology 87: 720-729.

Bittinger, M.A., Milner, J.L., Saville, B.J., and Handelsman, J. 1997. rosR, a determinant of nodulation competitiveness in Rhizobium etli. Mol. Plant-Microbe Interact. 10: 180-186.

Milner, J., Silo-Suh, L., Goodman, R.M., and Handelsman, J. 1997. Antibiosis and beyond: Genetic diversity, microbial communities, and biological control. In: Ecological Interactions and Biological Control. D.A. Andow, D.W. Ragsdale, and R.F. Nyvall, eds. Minneapolis, MN, pp. 107-127.


O'Connell, K.P., Goodman, R.M., and Handelsman, J. 1996. Engineering the rhizosphere: Expressing a bias. Trends in Biotechnology 14: 83-88.

Handelsman, J., and Stabb, E.V. 1996. Biocontrol of soilborne plant pathogens. Plant Cell 8: 1855-1869.

Raffel, S.J., Stabb, E.V., Milner, J.L., and Handelsman, J. 1996. Genotypic and phenotypic analysis of zwittermicin A-producing strains of Bacillus cereus. Microbiology 142: 3425-3436.

Milner, J.L., Silo-Suh, L., Lee, J.C., He, H., Clardy, J., and Handelsman, J. 1996. Production of kanosamine by Bacillus cereus UW85. Appl. Environ. Microbiol. 62: 3061-3065.

Gilbert, G.S., Clayton, M.K., Handelsman, J., and Parke, J.L. 1996. Use of cluster and discriminant analyses to compare rhizosphere bacterial communities. Microbial Ecology 32: 123-147.

Milner, J.L., Stohl, E.A., and Handelsman, J. 1996. Zwittermicin A resistance gene from Bacillus cereus. J. Bacteriol. 178: 4266-4272.

Chen, J., Jacobson, L.M., Handelsman, J., and Goodman, R.M. 1996. Compatibility of systemic acquired resistance and microbial biocontrol for suppression of plant disease in a laboratory assay. Molecular Ecology 5: 73-80.


Milner, J.L., Raffel, S.J., Lethbridge, B.J., and Handelsman, J. 1995. Culture conditions that influence accumulation of zwittermicin A by Bacillus cereus UW85. Applied Microbiol. Biotechnol. 43: 685-691.

Osburn, R.M., Milner, J.L., Oplinger, E.S., Smith, R.S., and Handelsman, J. 1995. Effect of Bacillus cereus UW85 on the yield of soybean at two field sites in Wisconsin. Plant Dis. 79: 551-556.


Stabb, E.V., Jacobson, L., and Handelsman, J. 1994. Zwittermicin A-producing strains of Bacillus cereus from diverse soils. Appl. Environ. Microbiol. 60: 4404-4412.

Silo-Suh, L.A., Lethbridge, B.J., Raffel, S.J., He, H., Clardy, J., and Handelsman, J. 1994. Biological activities of two fungistatic antibiotics produced by Bacillus cereus UW85. Appl. Environ. Microbiol. 60: 2023-2030.

Araujo, R.S., Robleto, E.A., and Handelsman, J. 1994. A hydrophobic mutant of Rhizobium etli altered in nodulation competitiveness and growth in the rhizosphere. Appl. Environ. Microbiol. 60: 1430-1436.

He, H., Silo-Suh, L.A., Handelsman, J., and Clardy, J. 1994. Zwittermicin A, an antifungal and plant protection agent from Bacillus cereus. Tetrahedron Letters 35: 2499-2502.

Gilbert, G.S., Handelsman, J., and Parke, J.L. 1994. Root camouflage and disease control. Phytopathology 84: 222-225.


O'Connell, K.P., and Handelsman, J. 1993. Foliar chlorosis in symbiotic host and non-host plants induced by Rhizobium tropici type B strains. Appl. Environ. Microbiol. 59: 2184-2189.

Halverson, L.J., Clayton, M.K., and Handelsman, J. 1993. Variable stability of antibiotic resistance markers in Bacillus cereus UW85 in the soybean rhizosphere in the field. Molecular Ecology 2: 65-78.

Halverson, L.J., Clayton, M.K., and Handelsman, J. 1993. Population biology of Bacillus cereus UW85 in the rhizosphere of field-grown soybeans. Soil Biol. Biochem. 25: 485-493.

Beattie, G.A., and Handelsman, J. 1993. Evaluation of a strategy for identifying nodulation competitiveness genes in Rhizobium leguminosarum biovar phaseoli. J. Gen. Microbiol. 139: 529-538.

Smith, K.P., Havey, M.J., and Handelsman, J. 1993. Suppression of cottony leak of cucumber with Bacillus cereus strain UW85. Plant Dis. 77: 139-142.

Gilbert, G.S., Parke, J.L., Clayton, M.K., and Handelsman, J. 1993. Effects of an introduced bacterium on bacterial communities on roots. Ecology 74: 840-854.


Milner, J.L., Araujo, R.S., and Handelsman, J. 1992. Molecular and symbiotic characterization of exopolysaccharide-deficient mutants of Rhizobium tropici strain CIAT899. Molecular Microbiol. 6: 3137-3147.


Halverson, L.J., and Handelsman, J. 1991. Enhancement of soybean nodulation by Bacillus cereus UW85 in the field and in a growth chamber. Appl. Environ. Microbiol. 57: 2767-2770.

Handelsman, J., Nesmith, W.S., and Raffel, S.J. 1991. Microassay for biological and chemical control of infection of tobacco by Phytophthora parasitica var. nicotianae. Current Microbiol. 22: 317-319.


O'Connell, K.P., Araujo, R.S., and Handelsman, J. 1990. Exopolysaccharide deficient mutants of Rhizobium strain CIAT899 induce chlorosis in beans. Molec. Plant Microbe Interact. 3: 424 428.

Handelsman, J., Raffel, S., and Sequeira, L. 1990. Monoclonal antibodies against Agrobacterium tumefaciens strain C58. Current Microbiol. 21: 181-185.

Handelsman, J., Raffel, S.J., Mester, E.H., Wunderlich, L., and Grau, C.R. 1990. Biological control of damping off of alfalfa seedlings by Bacillus cereus UW85. Appl. Environ. Microbiol. 56: 713 718.

Gilbert, G.S., Handelsman, J., and Parke, J.L. 1990. Role of ammonia and calcium in lysis of zoospores of Phytophthora cactorum by Bacillus cereus UW85. Exper. Mycol. 14: 1 8.

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Beattie, G., Clayton, M., and Handelsman, J. 1989. Quantitative comparison of the laboratory and field competitiveness of Rhizobium leguminosarum biovar phaseoli. Appl. Environ. Microbiol. 55: 2755 2761.

O'Connell, K.P., and Handelsman, J. 1989. chvA locus may be involved in export of neutral B 1,2 linked D glucan from Agrobacterium tumefaciens. Molec. Plant Microbe Interact. 2: 11 16.

Beattie, G.A., and Handelsman, J. 1989. A rapid method for the isolation and identification of Rhizobium from root nodules. J. Microbiol. Methods 9: 29 33.

Handelsman, J., and Parke, J.L. 1989. Mechanisms of biocontrol of soilborne plant pathogens. In: Plant Microbe Interactions Vol. 3. T. Kosuge and E.W. Nester, eds. New York: McGraw Hill, pp. 27 61.

Triplett, E.W., Roberts, G.P., Ludden, P.W., and Handelsman, J. 1989. What's new in nitrogen fixation. ASM News. 55: 15 21.


Handelsman, J., Mester, E.H., Wunderlich, L., and Grau, C. 1988. Rapid screening of bacteria for biocontrol of Phytophthora damping off of alfalfa. Biol. Cult. Tests 3: 60.


Ugalde, R.A., Handelsman, J., and Brill, W.J. 1986. Role of Galactosyltransferase Activity in Phage Sensitivity and Nodulation Competitiveness of Rhizobium meliloti. Bacteriol. 166: 148 154.


Handelsman, J., and Brill, W.J. 1985. Erwinia herbicola isolates from alfalfa roots may play a role in nodulation by Rhizobium meliloti. Appl. Environ. Microbiol. 49: 818 821.


Handelsman, J., Ugalde, R.A., and Brill, W.J. 1984. Rhizobium meliloti competitiveness and the alfalfa agglutinin. J. Bacteriol. 157: 703 707.

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