Distinct trajectories of urbanization shape the human gut microbiome across South Asia. Ramachandran SL, Pasupuleti N, Abdill RJ, Adikari G, Ahlawat B, Blekhman R, Burgo V, Davenport ER, Dwivedi A, Gupta S, Ijinu TP, Jamir T, Karu R, Kaushik A, Komarabathini JM, Laithangpuii, Lalzarliana J, Norbu T, Pautu T, Pawar K, Raman AS, Ramaswamy R, Ranasinghe R, Rashmi, Sasidharan SP, Satheesh T, Shaji S, Shapiro JW, Singh E, Singson V, Sundararajan A, Kamani H T, Tetso D, Urban Aragon JA, Welikala AHJ, Yhome RR, Rai N, Raghavan M. Gut Microbes. 2026 Dec 31; Epub 2026 Jul 14
Intracellular acidification by microbiota-derived valeric acid facilitates trans-kingdom ecology limiting Candida parapsilosis colonization. Yasuma-Mitobe K, Liao C, Németh T, Byrne K, Billips A, Faustino Ramos RJJ, Salinas CN, Chan E, Perissinoto M, Adami-Sampson S, Salman A, Sidebottom AM, Plitas G, Butler G, Cross JR, Pamer EG, Gácser A, Xavier JB, Hohl TM. Cell Host Microbe. 2026 Jul 8
Host metabolism can produce many indoles and phenols independently of the microbiome. AbuSalim JE, Olszewski K, Youssef S, Mitchell SJ, Hunter CJ, Little J, Sidebottom A, Boyer JA, Knutson SD, Samarah LZ, MacArthur MR, Henneberg AL, Ryseck RP, Opitz CA, MacMillan DWC, Donia MS, Pamer EG, Imam S, Lehmann CJ, Odenike O, Rabinowitz JD. Nat Metab. 2026 Jun 23
Microbiome histidine competition mediates dietary control of systemic imidazole propionate. Bernardino PN, Jacoby C, Younker IT, Stemczynski J, Little AS, Mullowney MW, Brunner TH, Ghali J, Fardin M, Rose K, Ramaswamy R, Sidebottom AM, Tersey SA, Pamer EG, Mirmira RG, Mimee M, Light SH. bioRxiv [Preprint]. 2026 Jun 23
Practical Considerations for the Use of Semaglutide in MASH. Odenwald MA, Rinella ME. Am J Gastroenterol. 2026 Jun 1
Gut Microbiota-derived Acetate Safeguards the Colonic Epithelial Acetyl-CoA Reserve to Avert Colonic Senescence. Du J, Sarkar R, Wang L, Tabrizi RA, Gao L, Li Y, Sidebottom A, Shah H, Chen M, Odenwald M, Li YC. bioRxiv [Preprint]. 2026 May 19
The intestinal microbiota impacts nutritional immunity and resistance to Acinetobacter baumannii pneumonia. Green ER, Negretti NM, Brunner TH, Shealy NG, Moser FA, Drury SL, Traina KA, Reyes Ruiz VM, Yang TS, Lehmann CJ, Byndloss MX, van de Plas R, Zackular JP, Light SH, Sucre JMS, Skaar EP. Proc Natl Acad Sci U S A. 2026 Apr 28
High-throughput analyses of Phocaeicola vulgatus reveal fitness determinants for gut colonization and during colitis. Elmekki NM, Coyne MJ, Flores K, García-Bayona L, Comstock LE. Gut Microbes. 2026 Dec 31; Epub 2026 Apr 23.
Antagonism by the type VI secretion system of Bacteroides fragilis is controlled by a TetR family regulator and released small molecule. Tuzlak L, Pappas TE, Coyne MJ, Sheahan ML, Burgo V, Rice PA, Comstock LE. Proc Natl Acad Sci U S A. 2026 Apr 14
Physiological architecture and evolutionary origins of cellular adaptability. Dea A, Lan Y, Doran BA, Ali A, Igarashi MG, Dyer L, Aksianiuk V, Pincus D, Raman AS. bioRxiv [Preprint]. 2026 Apr 11
Uncovering bacterial pseudaminylation with pan-specific antibody tools. Tang AH, Soler NM, Karlic KI, Corcilius L, Clarke-Shepperson CE, Lehmann C, Debowski AW, Dale AL, Zavan L, Cielesh M, Adewale AP, Moulton KD, Li L, Guan C, McCrory C, Kaparakis-Liaskos M, Howden BP, Sherry NL, Wei R, Li X, Hall RM, Kenyon JJ, Wakim LM, Short FL, Dube DH, Cordwell SJ, Larance M, Stubbs KA, Carter GP, Scott NE, Goddard-Borger ED, Payne RJ. Nat Chem Biol. 2026 Apr
Discovery of a secreted Bacteroides fragilis mucinase that cleaves mucins with bis-T O-glycans through a carbohydrate binding module-dependent mechanism. Narimatsu Y, Pleguezuelos-Manzano C, Hornikx D, Goerdeler F, Jaroentomeechai T, Flores K, Narimatsu S, Boot C, Hansen L, Durbesson F, Vincentelli R, Comstock L, Clevers H, Taleb V, Corzana F, Henrissat B, Clausen H, Hurtado-Guerrero R, Büll C. Gut Microbes. 2026 Dec 31; Epub 2026 Mar 19
Ribosomal Translation and Display Selection of Cyclic Glycopeptides through Genetic Reprogramming. Johansen-Leete J, Zhong Y, Cui B, Sebold BC, Kambanis L, Clarke-Shepperson CE, Lehmann C, Toby Mak KH, Tang AH, Burchfield J, Becker W, Perdomo J, McDonald DM, Corcilius L, Passioura T, Passam FH, Ford DJ, Payne RJ. J Am Chem Soc. 2026 Mar 18
Phosphorothioate DNA modification by BREX type 4 systems in the human gut microbiome. Yuan Y, DeMott MS, Byrne SR, Flores K, Poyet M, Groussin M, Berdy B, Bahunde JR, Girard C, Lehtimäki J, Mabulla AZP, Mwikarago IE, Nartey YA, Nguyen LTT, Onyekwere CA, Roberts LR, Shapiro BJ, Vatanen T, Comstock LE, Alm EJ, Dedon PC. Nat Commun. 2026 Jan 22
Fecal butyrate and deoxycholic acid quantitation for rapid assessment of the gut microbiome. Mullowney MW, Moran A, Hernandez A, McMillin M, Rose AR, Moran D, Little J, Nguyen AB, Patel BK, Lehmann CJ, Odenwald MA, Pamer EG, Yeo KJ, Sidebottom AM. PLoS One. 2026 Jan 9
Post-COVID impairment of memory T cell responses to community-acquired pathogens can be rectified by activating cellular metabolism. Carroll DD, Cira K, Archer J, Shapiro J, Pen UY, Tieri D, Leonor L, Roofchayee ND, Yee SS, Wahab M, Koralnik IJ, Alverdy JC, Raman AS, Visvabharathy L. bioRxiv [Preprint]. 2026 Jan 2
Statistical design of a synthetic microbiome that suppresses diverse gut pathogens. Oliveira RA, McSpadden E, Pandey B, Lee K, Yousef M, Chen RY, Triebold C, Haro F, Aksianiuk V, Patel R, Shriram K, Ramanujam R, Kuehn S, Raman AS. bioRxiv [Preprint]. 2025 Dec 31
Lessons from the model gut Bacteroidales Bacteroides fragilis and Bacteroides thetaiotaomicron and future opportunities. Comstock LE. J Bacteriol. 2025 Nov 20
Gut bacteria metabolize natural and synthetic steroid hormones via the reductive OsrABC pathway. Jacoby C, Scorza K, Ecker L, Nol Bernardino P, Little AS, McMillin M, Ramaswamy R, Sundararajan A, Sidebottom AM, Lin H, Dufault-Thompson K, Hall B, Jiang X, Light SH. Cell Host Microbe. 2025 Nov 12
DNA-utilization loci enable exogenous DNA metabolism in gut Bacteroidales. Sharan D, Nurek A, Stemczynski J, Turan K, Little AS, Coyne MJ, McMillin M, Sidebottom AM, Comstock LE, Light SH. Proc Natl Acad Sci U S A. 2025 Sep 23
Lantibiotic-producing bacteria impact microbiome resilience and colonization resistance. Cole CG, Zhang ZJ, Dommaraju SR, Dong Q, Pope RL, Son SS, McSpadden EJ, Woodson CK, Lin H, Dylla NP, Sidebottom AM, Sundararajan A, Mitchell DA, Pamer EG. bioRxiv [Preprint]. 2025 May 9
ROSIE: AI generation of multiplex immunofluorescence staining from histopathology images.Wu E, Bieniosek M, Wu Z, Thakkar N, Charville GW, Makky A, Schürch CM, Huyghe JR, Peters U, Li CI, Li L, Giba H, Behera V, Raman A, Trevino AE, Mayer AT, Zou J. Nat Commun. 2025 Aug 16
Modifications of microbiome-derived cell-free RNA in plasma discriminates colorectal cancer samples. Ju CW, Lyu R, Li H, Wei J, Parra Vitela AJ, Dougherty U, Kwesi A, Luna A, Zhu X, Shen S, Liu Y, Wang L, Cui X, Xu Y, Jiang B, Ji Y, Xia P, West-Szymanski DC, Sun C, Zhong Y, Ye C, Moran A, Lehmann C, Pamer E, Zhang W, Bissonnette M, Zhang LS, He C. Nat Biotechnol. 2025 Jul 8
Fecal Butyrate and Deoxycholic Acid Concentrations Correlate With Mortality in Patients With Liver Disease. Odenwald MA, Ramaswamy R, Lin H, Lehmann C, Moran A, Mullowney MW, Sidebottom AM, Hernandez A, McMillin M, Rose A, Moran D, Little J, Sulakhe D, D'Souza M, Woodson C, Tanveer T, de Porto A, Dylla N, Sundararajan A, Burgo V, Cantoral J, Jadczak C, Adler E, Aronsohn A, Pamer EG, Rinella ME. Gastro Hep Adv. 2025 May 9
Dietary Fiber Lacks a Consistent Effect on Immune Checkpoint Blockade Efficacy Across Diverse Murine Tumor Models. Roichman A, Reyes-Castellanos G, Chen Z, Chen Z, Mitchell SJ, MacArthur MR, Sawant A, Levett L, Powers JR, Burgo V, Gomez-Jenkins M, Ibrahim M, Xu X, Tomlinson B, Hang X, Pamer EG, Wei Y, Kang Y, White EP, Rabinowitz JD. Cancer Res. 2025 Jun 20
Flagellar switch inverted repeats impact heterogeneity in flagellar gene expression and thus C. difficile RT027/MLST1 virulence. Nhu NTQ, Lin H, Pigli Y, Sia JK, Kuhn P, Ruppel H, Snitkin ES, Young VB, Kamboj M, Pamer EG, Rice PA, Shen A, Dong Q. Cell Rep. 2025 Jun 24
Fecal metabolite profiling identifies critically ill patients with increased 30-day mortality. de Porto AP, Dylla NP, Stutz M, Lin H, Khalid M, Mullowney MW, Little J, Rose A, Moran D, McMillin M, Burgo V, Smith R, Woodson C, Metcalfe C, Ramaswamy R, Lehmann C, Odenwald M, Bandealy N, Zhao J, Kim M, Adler E, Sundararajan A, Sidebottom A, Kress JP, Wolfe KS, Pamer EG, Patel BK. Sci Adv. 2025 Jun 6
Author Correction: Dietary- and host-derived metabolites are used by diverse gut bacteria for anaerobic respiration. Little AS, Younker IT, Schechter MS, Bernardino PN, Méheust R, Stemczynski J, Scorza K, Mullowney MW, Sharan D, Waligurski E, Smith R, Ramaswamy R, Leiter W, Moran D, McMillin M, Odenwald MA, Iavarone AT, Sidebottom AM, Sundararajan A, Pamer EG, Eren AM, Light SH. Nat Microbiol. 2025 Jun;
Subspecies phylogeny in the human gut revealed by co-evolutionary constraints across the bacterial kingdom. Doran BA, Chen RY, Giba H, Behera V, Barat B, Sundararajan A, Lin H, Sidebottom A, Pamer EG, Raman AS. Cell Syst. 2025 Feb 19
Protection against Clostridioides difficile disease by a naturally avirulent strain. Dong Q, Harper S, McSpadden E, Son SS, Allen MM, Lin H, Smith RC, Metcalfe C, Burgo V, Woodson C, Sundararajan A, Rose A, McMillin M, Moran D, Little J, Mullowney MW, Sidebottom AM, Fortier LC, Shen A, Pamer EG. Cell Host Microbe. 2025 Jan 8
Quantitative insights into the efficacy of genome-resolved surveys of microbial communities through ribosomal protein phylogeography and EcoPhylo. Schechter MS, Trigodet F, Veseli IA, Miller SE, Klein ML, Sever M, Maignien L, Delmont TO, Light SH, Eren AM. bioRxiv [Preprint]. 2025 Apr 23
Subspecies phylogeny in the human gut revealed by co-evolutionary constraints across the bacterial kingdom. Doran BA, Chen RY, Giba H, Behera V, Barat B, Sundararajan A, Lin H, Sidebottom A, Pamer EG, Raman AS. Cell Syst. 2025 Feb 19
Designing live bacterial therapeutics for cancer. Lee J, McClure S, Weichselbaum RR, Mimee M. Adv Drug Deliv Rev. 2025 Jun
Swarm-seq Reveals Functional Divergence in CsrA Homologs Across Bacteria. Winkelman JT, Yarberry E, Winkelman JD, Mukherjee S. bioRxiv [Preprint]. 2025 May 6
Gut microbes fend off harmful bacteria by depriving them of nutrients. Pamer EG. Nature. 2024 Sep
Flagellar switch inverted repeat impacts flagellar invertibility and varies Clostridioides difficile RT027/MLST1 virulence. Nhu NTQ, Lin H, Pigli Y, Sia JK, Kuhn P, Snitkin ES, Young V, Kamboj M, Pamer EG, Rice PA, Shen A, Dong Q. bioRxiv [Preprint]. 2024 Sep 24
A ubiquitous mobile genetic element changes the antagonistic weaponry of a human gut symbiont. Sheahan ML, Flores K, Coyne MJ, García-Bayona L, Chatzidaki-Livanis M, Holst AQ, Smith RC, Sundararajan A, Barquera B, Comstock LE. Science. 2024 Oct 25
Phosphorothioate DNA modification by BREX Type 4 systems in the human gut microbiome. Yuan Y, DeMott MS, Byrne SR, Flores K, Poyet M, Groussin M, Microbiome Conservancy G, Berdy B, Comstock L, Alm EJ, Dedon PC.bioRxiv [Preprint]. 2024 Jun 3
Comprehensive analyses of a large human gut Bacteroidales culture collection reveal species- and strain-level diversity and evolution. Zhang ZJ, Cole CG, Coyne MJ, Lin H, Dylla N, Smith RC, Pappas TE, Townson SA, Laliwala N, Waligurski E, Ramaswamy R, Woodson C, Burgo V, Little JC, Moran D, Rose A, McMillin M, McSpadden E, Sundararajan A, Sidebottom AM, Pamer EG, Comstock LE. Cell Host Microbe. 2024 Oct 9
Gut Bacteria Metabolize Natural and Synthetic Steroid Hormones via the Reductive OsrABC Pathway. Jacoby C, Scorza K, Ecker L, McMillin M, Ramaswamy R, Sundararajan A, Sidebottom AM, Lin H, Dufault-Thompson K, Hall B, Jiang X, Light SH. bioRxiv [Preprint]. 2024 Oct 9
Regulation of immune responses to food by commensal microbes. Light SH, Nagler CR. Immunol Rev. 2024 Sep
Versatile roles of protein flavinylation in bacterial extracyotosolic electron transfer. Huang S, Méheust R, Barquera B, Light SH. mSystems. 2024 Aug 20
Combatting superbugs using the evolutionary record of microbial warfare. Raman AS. Cell Host Microbe. 2024 Jul 10
Rapid design of bacteriophage cocktails to suppress the burden and virulence of gut-resident carbapenem-resistant Klebsiella pneumoniae. Rotman E, McClure S, Glazier J, Fuerte-Stone J, Foldi J, Erani A, McGann R, Arnold J, Lin H, Valaitis S, Mimee M. Cell Host Microbe. 2024 Nov 13
A synbiotic of Anaerostipes caccae and lactulose prevents and treats food allergy in mice. Hesser LA, Puente AA, Arnold J, Ionescu E, Mirmira A, Talasani N, Lopez J, Maccio-Maretto L, Mimee M, Nagler CR. Cell Host Microbe. 2024 Jul 10
Combinatorial control of Pseudomonas aeruginosa biofilm development by quorum-sensing and nutrient-sensing regulators Gong Chen, Georgia Fanouraki, Aathmaja Anandhi Rangarajan, Bradford T Winkelman, Jared T Winkelman, Christopher M Waters, Sampriti Mukherjee. mSystems. 2024 Sep 17
Fidaxomicin versus oral vancomycin for Clostridioides difficile infection among patients at high risk for recurrence based on real-world experience. Pettit NN, Lew AK, Nguyen CT, Bell E, Lehmann CJ, Pisano J.Infect Control Hosp Epidemiol. 2024 Oct 4
Distant relatives of a eukaryotic cell-specific toxin family evolved a complement-like mechanism to kill bacteria. Abrahamsen HL, Sanford TC, Collamore CE, Johnstone BA, Coyne MJ, García-Bayona L, Christie MP, Evans JC, Farrand AJ, Flores K, Morton CJ, Parker MW, Comstock LE, Tweten RK.Nat Commun. 2024 Jun 12
Mechanisms of bacterial immunity, protection, and survival during interbacterial warfare. Kennedy NW, Comstock LE.Cell Host Microbe. 2024 Jun 12
Inflammation and bacteriophages affect DNA inversion states and functionality of the gut microbiota. Carasso S, Zaatry R, Hajjo H, Kadosh-Kariti D, Ben-Assa N, Naddaf R, Mandelbaum N, Pressman S, Chowers Y, Gefen T, Jeffrey KL, Jofre J, Coyne MJ, Comstock LE, Sharon I, Geva-Zatorsky N.Cell Host Microbe. 2024 Mar 13
Dietary- and host-derived metabolites are used by diverse gut bacteria for anaerobic respiration. Little AS, Younker IT, Schechter MS, Bernardino PN, Méheust R, Stemczynski J, Scorza K, Mullowney MW, Sharan D, Waligurski E, Smith R, Ramanswamy R, Leiter W, Moran D, McMillin M, Odenwald MA, Iavarone AT, Sidebottom AM, Sundararajan A, Pamer EG, Eren AM, Light SH. Nat Microbiol. 2024 Jan
Protection against Clostridioides difficile disease by a naturally avirulent C. difficile strain. Dong Q, Harper S, McSpadden E, Son SS, Allen MM, Lin H, Smith RC, Metcalfe C, Burgo V, Woodson C, Sundararajan A, Rose A, McMillin M, Moran D, Little J, Mullowney M, Sidebottom AM, Shen A, Fortier LC, Pamer EG. bioRxiv [Preprint]. 2024 May
Intestinal carbapenem-resistant Klebsiella pneumoniae undergoes complex transcriptional reprogramming following immune activation. David C, Czauderna A, Cheng L, Lagune M, Jung HJ, Kim SG, Pamer EG, Prados J, Chen L, Becattini S. Gut Microbes. 2024 Jan-Dec
Comprehensive analyses of a large human gut Bacteroidales culture collection reveal species and strain level diversity and evolution. Zhang ZJ, Cole CG, Coyne MJ, Lin H, Dylla N, Smith RC, Waligurski E, Ramaswamy R, Woodson C, Burgo V, Little JC, Moran D, Rose A, McMillin M, McSpadden E, Sundararajan A, Sidebottom AM, Pamer EG, Comstock LE. bioRxiv [Preprint]. 2024 Mar 9
Activity of Gut-Derived Nisin-like Lantibiotics against Human Gut Pathogens and Commensals. Zhang ZJ, Wu C, Moreira R, Dorantes D, Pappas T, Sundararajan A, Lin H, Pamer EG, van der Donk WA. ACS Chem Biol. 2024 Feb 16
Exposure and resistance to lantibiotics impact microbiota composition and function. Zhang ZJ, Cole C, Lin H, Wu C, Haro F, McSpadden E, van der Donk WA, Pamer EG. bioRxiv [Preprint]. 2023 Dec 30
Fecal metabolite profiling identifies liver transplant recipients at risk for postoperative infection. Lehmann CJ, Dylla NP, Odenwald M, Nayak R, Khalid M, Boissiere J, Cantoral J, Adler E, Stutz MR, Dela Cruz M, Moran A, Lin H, Ramaswamy R, Sundararajan A, Sidebottom AM, Little J, Pamer EG, Aronsohn A, Fung J, Baker TB, Kacha A. Cell Host Microbe. 2024 Jan 10
A pervasive large conjugative plasmid mediates multispecies biofilm formation in the intestinal microbiota increasing resilience to perturbations. García-Bayona L, Said N, Coyne MJ, Flores K, Elmekki NM, Sheahan ML, Camacho AG, Hutt K, Yildiz FH, Kovács ÁT, Waldor MK, Comstock LE. bioRxiv [Preprint]. 2024 Apr 29
A cryptic plasmid is among the most numerous genetic elements in the human gut. Fogarty EC, Schechter MS, Lolans K, Sheahan ML, Veseli I, Moore RM, Kiefl E, Moody T, Rice PA, Yu MK, Mimee M, Chang EB, Ruscheweyh HJ, Sunagawa S, Mclellan SL, Willis AD, Comstock LE, Eren AM. Cell. 2024 Feb 29
Inflammation and bacteriophages affect DNA inversion states and functionality of the gut microbiota. Carasso S, Zaatry R, Hajjo H, Kadosh-Kariti D, Ben-Assa N, Naddaf R, Mandelbaum N, Pressman S, Chowers Y, Gefen T, Jeffrey KL, Jofre J, Coyne MJ, Comstock LE, Sharon I, Geva-Zatorsky N. Cell Host Microbe. 2024 Mar 13
Bacteria on the foundational kelp in kelp forest ecosystems: Insights from culturing, whole genome sequencing and metabolic assays. Younker IT, Molnar N, Scorza K, Weed R, Light SH, Pfister CA. Environ Microbiol Rep. 2024 Jun
Successful Treatment of Refractory Chylous Ascites With Octreotide in a Patient With Decompensated Cirrhosis. DiBattista JV, Odenwald MA, Te H. ACG Case Rep J. 2024 Mar 28
Cas9-assisted biological containment of a genetically engineered human commensal bacterium and genetic elements. Hayashi N, Lai Y, Fuerte-Stone J, Mimee M, Lu TK. Nat Commun. 2024 Mar 7