Name:
Joel Sachs
Job Title:
Professor
Email:
Phone Number:
19518276357
Links:
Biography:
Research Areas:
- Legume-rhizobia symbiosis
Current N-related Projects:
- Native and managed populations of rhizobia
- Elucidating the drivers of mutualism variation in host-symbiont metapopulations
Bibliography:
- Pahua, V.J., Stokes, P.J.N., Hollowell, A.C., Regus, J.U., Gano-Cohen, K.A., Wendlandt, C.E., Quides, K.W., Lyu, J. Y., Sachs, J.L.. 2018 Fitness variation among host species and the paradox of ineffective rhizobia Journal of Evolutionary Biology. 31-599-610.
- Masson-Boivin, C., Sachs, J.L. 2018 Symbiotic nitrogen fixation by rhizobia – the roots of a success story. Current Opinion in Plant Biology. 44:7-17.
- Quides, K.W., Stomackin, G.M., Lee, H-H., Chang, J.H, Sachs, J.L. 2017. Lotus japonicus alters in planta fitness of Mesorhizobium loti dependent on symbiotic nitrogen fixation. PLoS ONE 12(9) e0185568.
- Regus, J.U., Quides, K.W., O’Neill, M.R., Suzuki, R., Savory, E.A., Chang, J.H, Sachs, J.L. 2017. Cell autonomous sanctions in legumes target ineffective rhizobia in nodules with mixed infections American Journal of Botany 104: 1-14.
- Regus, J.U., Wendlandt, C.E., Bantay, R.M., Gano-Cohen, K.A., Gleason, N.J., Hollowell, A.C.,O’Neill, M.R., Shahin, K.K., Sachs, J.L. 2017. Nitrogen deposition decreases the benefits of symbiosis in a native legume 2016. Plant and Soil. 414: 159-170
- Gano-Cohen, K.A., Stokes, P., Blanton, M.A., Wendlandt, C.E., Hollowell, A.C., Regus, J.U., Kim, D., Patel, S., Pahua, V. J., Sachs., J.L. 2016. Non-nodulating Bradyrhizobium spp. modulate the benefits of the legume-rhizobium mutualism Applied and Environmental Microbiology. 82:5259-5268
- Hollowell, A. C., Regus, J. U., Turissini, D., Gano, K. A., Bantay, R., Bernardo, A., Moore, D. Pham, J., Sachs, J. L. 2016. Metapopulation dominance and genomic-island acquisition of Bradyrhizobium with superior catabolic capabilityies. Proceedings of the Royal Society, 283: 20160496.
- Hollowell, A. C., Regus, J. U., Gano, K. A., Bantay, R., Centeno, D., Pham, J., Lyu, J.Y., Moore, D. Bernardo, A., Lopez, G., Patil, A., Patel, S., Lii, Y., Sachs, J.L. 2016. Epidemic spread of symbiotic and non–symbiotic Bradyrhizobium genotypes across California Microbial Ecology 71(3) 700-710. DOI 10.1007/s00248-015-0685-5
- Mueller U.G., Sachs, J.L. 2015 Engineering microbiomes to improve plant and animal health Trends in Microbiology. http://dx.doi.org/10.1016/j.tim.2015.07.009
- Regus, J. U., Gano, K. A., Holllowell, A .C., V. Sofish, and Sachs, J.L. 2015. Lotus hosts delimit the mutualism-parasitism continuum of Bradyrhizobium. J. Evol. Biol. 28:447-458.
- Ehinger, M., Mohr, T. J., Starcevich, J. B., Sachs, J. L., Porter, S. S., Simms, E. L. 2014 Specialization -generalization trade off in a Bradyrhizobium symbiosis with wild legume hosts BMC Ecology. 14:8
- Regus, J. U., Gano, K. A., Hollowell, A. C., Sachs, J. L. 2014. Efficiency of partner choice and sanctions in Lotus is not altered by nitrogen fertilization. Proceedings of the Royal Society of London. 281, 20132587.
- Pietrasiak, N, Regus, J. U., Johansen, J. R., Lam, D., Sachs, J. L., Santiago, L. S. 2013. Biological soil crust communities differ in key ecological functions Soil Biology and Biochemistry 65:168-171.
- Sachs, J. L. Gano, K. A., Hollowell, A. C., Regus, J. U. The legume-rhizobium symbiosis 2013 Oxford Bibliographies in Ecology.
- Kimbrel, J.A., Thomas, W. J., Jiang, Y., Creason, A.L., Thireault, C.A Sachs, J.L.,., Chang, J.H. 2013 Mutualistic coevolution of type III effector genes in Sinorhizobium fredii and Bradyrhizobium japonicum PLoS Pathogens 9: 2, e1003204
- Sachs, J.L., Russell, J. E. and Hollowell, A. C. 2011. Evolutionary instability of symbiotic function in Bradyrhizobium. PLoS One 6:11:26370.
- Sachs, J.L., Skophammer, R.G., and Regus, J.U. 2011. Evolutionary transitions in bacterial symbiosis. Proceedings of the National Academy of Sciences USA. 108:10800-10807
- Sachs, J.L., Russell, J. E., Lii, Y. E., Black, K. C., Lopez, G., and Patil, A. S. 2010. Host control over infection and proliferation of a cheater symbiont. Journal of Evolutionary Biology 23:1919-1927.
- Sachs, J.L., Ehinger, E. O., & Simms, E. L. 2010. Origins of cheating and loss of symbiosis in wild Bradyrhizobium. Journal of Evolutionary Biology 23:1075-1089.
- Sachs, J.L., Kembel, S.W., Lau, A.H., and Simms, E.L. 2009. In situ phylogenetic structure and diversity of wild Bradyrhizobium communities. Applied & Environmental Microbiology 75: 4727-4735.
- Sachs, J.L. and Simms, E.L. 2008. The origins of uncooperative rhizobia. Oikos 117: 961-966
- Simms, E. L., Taylor, D. L., Povich, J., Shefferson, R. P., Sachs, J.L., Urbina, M., Tauszick, Y. 2006. An empirical test of partner choice mechanisms in a wild legume-rhizobium interaction. Proceedings of the Royal Society of London. B. B 273:77-81.