No profile photo available

Allison M. Weis, PhD

Languages spoken: English

Academic Information

Departments Primary - Internal Medicine , Adjunct - Pathology

Divisions: Gastroenterology

Education History

Undergraduate Lewis & Clark College
 BA
Doctoral Training University of California, Davis
 PhD
Fellowship University of Utah Spencer Fox Eccles School of Medicine, Huntsman Cancer Institute
 Postdoctoral Fellow

Selected Publications

Journal Article

  1. Brown DG, Murphy M, Cadeddu R, Bell R, Weis AM, Chiaro T, Klag K, Morgan J, Coon H, Stephens WZ, Bortolato M, Round J (2024). Colitis reduces active social engagement in mice and is ameliorated by supplementation with human microbiota members. Nature communications, 15(1), 2769. (Read full article)
  2. Hill JH, Bell R, Barrios L, Baird H, Ost K, Greenewood M, Monts JK, Tracy E, Meili CH, Chiaro TR, Weis AM, Guillemin K, Beaudin AE, Murtaugh LC, Stephens WZ, Round J (2025). Neonatal fungi promote lifelong metabolic health through macrophage-dependent ß cell development. Science (New York, N.Y.), 387(6738), eadn0953. (Read full article)
  3. Bauer KM, Nelson MC, Tang WW, Chiaro TR, Brown DG, Ghazaryan A, Lee SH, Weis AM, Hill JH, Klag KA, Tran VB, Thompson JW, Ramstead AG, Monts JK, Marvin JE, Alexander M, Voth WP, Stephens WZ, Ward DM, Petrey AC, Round JL, O'Connell R (2022). CD11c+ myeloid cell exosomes reduce intestinal inflammation during colitis. JCI insight, 7(19), (Read full article)
  4. Stephens WZ, Kubinak JL, Ghazaryan A, Bauer KM, Bell R, Buhrke K, Chiaro TR, Weis AM, Tang WW, Monts JK, Soto R, Ekiz HA, O'Connell RM, Round J (2021). Epithelial-myeloid exchange of MHC class II constrains immunity and microbiota composition. Cell reports, 37(5), 109916. (Read full article)
  5. Weis AM, Round J (2021). Microbiota-antibody interactions that regulate gut homeostasis. Cell host & microbe, 29(3), 334-346. (Read full article)
  6. Miller JJ, Weimer BC, Timme R, Lüdeke CHM, Pettengill JB, Bandoy DD, Weis AM, Kaufman J, Huang BC, Payne J, Strain E, Jones J (2021). Phylogenetic and Biogeographic Patterns of Vibrio parahaemolyticus Strains from North America Inferred from Whole-Genome Sequence Data. Applied and environmental microbiology, 87(3), (Read full article)
  7. Kaufman JH, Elkins CA, Davis M, Weis AM, Huang BC, Mammel MK, Patel IR, Beck KL, Edlund S, Chambliss D, Douglas J, Bianco S, Kunitomi M, Weimer B (2020). Insular Microbiogeography: Three Pathogens as Exemplars. Current issues in molecular biology, 36, 89-108. (Read full article)
  8. Weis AM, Soto R, Round J (2018). Commensal regulation of T cell survival through Erdr1. Gut microbes, 9(5), 458-464. (Read full article)
  9. Lawton SJ, Weis AM, Byrne BA, Fritz H, Taff CC, Townsend AK, Weimer BC, Mete A, Wheeler S, Boyce W (2018). Comparative analysis of Campylobacter isolates from wild birds and chickens using MALDI-TOF MS, biochemical testing, and DNA sequencing. Journal of veterinary diagnostic investigation, 30(3), 354-361. (Read full article)
  10. Weis AM, Huang BC, Storey DB, Kong N, Chen P, Arabyan N, Gilpin B, Mason C, Townsend AK, Smith WA, Byrne BA, Taff CC, Weimer B (2017). Large-Scale Release of Campylobacter Draft Genomes: Resources for Food Safety and Public Health from the 100K Pathogen Genome Project. Genome announcements, 5(1), (Read full article)
  11. Arabyan N, Weis AM, Huang BC, Weimer B (2017). Implication of Sialidases in Salmonella Infection: Genome Release of Sialidase Knockout Strains from Salmonella enterica Serovar Typhimurium LT2. Genome announcements, 5(19), (Read full article)
  12. Weis AM, Gilpin B, Huang BC, Kong N, Chen P, Weimer B (2017). Shigella Draft Genome Sequences: Resources for Food Safety and Public Health. Genome announcements, 5(16), (Read full article)
  13. Kong N, Ng W, Thao K, Agulto R, Weis A, Kim KS, Korlach J, Hickey L, Kelly L, Lappin S, Weimer B (2017). Automation of PacBio SMRTbell NGS library preparation for bacterial genome sequencing. Standards in genomic sciences, 12, 27. (Read full article)
  14. Weis AM, Clothier KA, Huang BC, Kong N, Weimer B (2017). Draft Genome Sequence of Multidrug-Resistant Abortive Campylobacter jejuni from Northern California. Genome announcements, 5(15), (Read full article)
  15. Draper JL, Hansen LM, Bernick DL, Abedrabbo S, Underwood JG, Kong N, Huang BC, Weis AM, Weimer BC, van Vliet AH, Pourmand N, Solnick JV, Karplus K, Ottemann K (2017). Fallacy of the Unique Genome: Sequence Diversity within Single Helicobacter pylori Strains. mBio, 8(1), (Read full article)
  16. Weis AM, Clothier KA, Huang BC, Kong N, Weimer B (2016). Draft Genome Sequences of Campylobacter jejuni Strains That Cause Abortion in Livestock. Genome announcements, 4(6), (Read full article)
  17. Weis AM, Storey DB, Taff CC, Townsend AK, Huang BC, Kong NT, Clothier KA, Spinner A, Byrne BA, Weimer B (2016). Genomic Comparison of Campylobacter spp. and Their Potential for Zoonotic Transmission between Birds, Primates, and Livestock. Applied and environmental microbiology, 82(24), 7165-7175. (Read full article)
  18. Arabyan N, Park D, Foutouhi S, Weis AM, Huang BC, Williams CC, Desai P, Shah J, Jeannotte R, Kong N, Lebrilla CB, Weimer B (2016). Salmonella Degrades the Host Glycocalyx Leading to Altered Infection and Glycan Remodeling. Scientific reports, 6, 29525. (Read full article)
  19. Taff CC, Weis AM, Wheeler S, Hinton MG, Weimer BC, Barker CM, Jones M, Logsdon R, Smith WA, Boyce WM, Townsend A (2016). Influence of Host Ecology and Behavior on Campylobacter jejuni Prevalence and Environmental Contamination Risk in a Synanthropic Wild Bird Species. Applied and environmental microbiology, 82(15), 4811-20. (Read full article)
  20. Weis AM, Miller WA, Byrne BA, Chouicha N, Boyce WM, Townsend A (2014). Prevalence and pathogenic potential of campylobacter isolates from free-living, human-commensal american crows. Applied and environmental microbiology, 80(5), 1639-44. (Read full article)
  21. Dahlem TJ, Hoshijima K, Jurynec MJ, Gunther D, Starker CG, Locke AS, Weis AM, Voytas DF, Grunwald D (2012). Simple methods for generating and detecting locus-specific mutations induced with TALENs in the zebrafish genome. PLoS genetics, 8(8), e1002861. (Read full article)
  22. Hermann GJ, Scavarda E, Weis AM, Saxton DS, Thomas LL, Salesky R, Somhegyi H, Curtin TP, Barrett A, Foster OK, Vine A, Erlich K, Kwan E, Rabbitts BM, Warren (2012). C. elegans BLOC-1 functions in trafficking to lysosome-related gut granules. PloS one, 7(8), e43043. (Read full article)
  23. Rabbitts BM, Ciotti MK, Miller NE, Kramer M, Lawrenson AL, Levitte S, Kremer S, Kwan E, Weis AM, Hermann G (2008). glo-3, a novel Caenorhabditis elegans gene, is required for lysosome-related organelle biogenesis. Genetics, 180(2), 857-71. (Read full article)
  24. Tang WW, Battistone B, Bauer KM, Weis AM, Barba C, Fadlullah MZH, Ghazaryan A, Tran VB, Lee SH, Agir ZB, Nelson MC, Victor ES, Thibeaux A, Hernandez C, Tantalla J, Tan AC, Rao D, Williams M, Drummond MJ, Beswick EJ, Round JL, Ekiz HA, Voth WP, O'Connell R (2025). A microRNA-regulated transcriptional state defines intratumoral CD8(+) T cells that respond to immunotherapy. Cell reports, 44(2), 115301. (Read full article)
  25. Chiaro TR, Greenewood M, Bauer KM, Ost KS, Stephen-Victor E, Murphy M, Weis AM, Nelson MC, Hill JH, Bell R, Voth W, Jackson T, Klag KA, O'Connell RM, Zac Stephens W, Round J (2025). Clec12a controls colitis by tempering inflammation and restricting expansion of specific commensals. Cell host & microbe, 33(1), 89-103.e7. (Read full article)
  26. Klag KA, Weis AM, Stephens WZ, Round J (2024). Draft Turicibacter sp. genome isolated from a spore-forming community in mice. Microbiology resource announcements, 13(8), e0038524. (Read full article)
  27. Weis AM, Klag KA, Bell R, Stephens WZ, Round J (2024). Genomes of diverse Clostridia isolated from a spore forming community in mice that were associated with protection against metabolic syndrome and obesity. Microbiology resource announcements, 13(7), e0035124. (Read full article)
  28. Weis AM, Matthews OJ, Mulvey MA, Round J (2024). Draft genome of a human-derived pks+ E. coli that caused spontaneous disseminated infection in a mouse. Microbiology resource announcements, 13(7), e0038724. (Read full article)
  29. Murphy MA, Brown DG, Bell RS, Weis AM, Barrios LA, Stephens WZ, Round J (2025). Draft genome of a human gut-derived Blautia sp. that ameliorates colitis and colitis-associated sociability deficits in mice. Microbiology resource announcements, 14(1), e0072624. (Read full article)
  30. Kong N, Davis M, Arabyan N, Huang BC, Weis AM, Chen P, Thao K, Ng W, Chin N, Foutouhi S, Foutouhi A, Kaufman J, Xie Y, Storey DB, Weimer B (2017). Draft Genome Sequences of 1,183 Salmonella Strains from the 100K Pathogen Genome Project. Genome announcements, 5(28), (Read full article)
  31. Klag K, Ott D, Tippetts TS, Nicolson RJ, Tatum SM, Bauer KM, Stephen-Victor E, Weis AM, Bell R, Weagley J, Maschek JA, Vu DL, Heaver S, Ley R, O'Connell R, Holland WL, Summers SA, Stephens WZ, Round J (2025). Dietary fat disrupts a commensal-host lipid network that promotes metabolic health. Cell metabolism, (Read full article)
  32. Weis AM, Bauer KM, Tang WW, Stephen-Victor E, Bell R, Brown DG, Ekiz HA, Tran V, Klag KA, Swanson EA, Barrios L, Harwood M, Hill JH, Ost KS, Gigic B, Schneider M, Ose J, Hardikar S, Toriola AT, Shibata D, Li CI, Figueiredo JC, Byrd DA, Siegel EM, Arnolds K, Lozupone C, Ulrich CM, O'Connell RM, Stephens WZ, Round J (2025). A capsular polysaccharide from a healthy human microbiota member activates a Lag-3-NK cell axis to restrain colon cancer and augment immunotherapy. Cell reports, 44(9), 116172. (Read full article)