J
Jan E. Leach
Researcher at Colorado State University
Publications - 225
Citations - 15725
Jan E. Leach is an academic researcher from Colorado State University. The author has contributed to research in topics: Xanthomonas oryzae & Xanthomonas oryzae pv. oryzae. The author has an hindex of 64, co-authored 222 publications receiving 13086 citations. Previous affiliations of Jan E. Leach include University of Wisconsin-Madison & Kansas State University.
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Plant–microbiome interactions: from community assembly to plant health
TL;DR: This Review explores how plant microbiome research has unravelled the complex network of genetic, biochemical, physical and metabolic interactions among the plant, the associated microbial communities and the environment and how those interactions shape the assembly of plant-associated microbiomes and modulate their beneficial traits.
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Gene amplification confers glyphosate resistance in Amaranthus palmeri
Todd A. Gaines,Wenli Zhang,Dafu Wang,Bekir Bukun,Stephen T. Chisholm,Dale L. Shaner,Scott J. Nissen,William L. Patzoldt,Patrick J. Tranel,A. Stanley Culpepper,Timothy L. Grey,Theodore M. Webster,William K. Vencill,R. Douglas Sammons,Jiming Jiang,Christopher Preston,Jan E. Leach,Philip Westra +17 more
TL;DR: This work investigated recently discovered glyphosate-resistant Amaranthus palmeri populations from Georgia, in comparison with normally sensitive populations, and revealed that EPSPS genes were present on every chromosome and, therefore, gene amplification was likely not caused by unequal chromosome crossing over.
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Genomewide SNP variation reveals relationships among landraces and modern varieties of rice
Kenneth L. McNally,Kevin L. Childs,Regina Bohnert,Rebecca M. Davidson,Keyan Zhao,Victor Jun Ulat,Georg Zeller,Richard M. Clark,Douglas R. Hoen,Thomas E. Bureau,Renee Stokowski,Dennis G. Ballinger,Kelly A. Frazer,David Cox,Badri Padhukasahasram,Carlos Bustamante,Detlef Weigel,David J. Mackill,Richard Bruskiewich,Gunnar Rätsch,C. Robin Buell,Hei Leung,Jan E. Leach +22 more
TL;DR: Introgression patterns of shared SNPs revealed the breeding history and relationships among the 20 varieties; some introgressed regions are associated with agronomic traits that mark major milestones in rice improvement.
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Research priorities for harnessing plant microbiomes in sustainable agriculture.
Posy E. Busby,Chinmay Soman,Maggie R. Wagner,Maren L. Friesen,James M. Kremer,Alison E. Bennett,Mustafa Morsy,Jonathan A. Eisen,Jan E. Leach,Jeffery L. Dangl +9 more
TL;DR: In this paper, the authors identify priorities for research in this area: (1) develop model host-microbiome systems for crop plants and non-crop plants with associated microbial culture collections and reference genomes, (2) define core microbiomes and metagenomes in these model systems, (3) elucidate the rules of synthetic, functionally programmable microbiome assembly, and (4) determine functional mechanisms of plant microbiome interactions.
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Pathogen fitness penalty as a predictor of durability of disease resistance genes.
TL;DR: The hypothesis that resistance genes imposing a high penalty to the pathogen for adaptation will likely be durable is revisited and a proactive approach may be developed to predict the durability of resistance genes available for deployment.