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Gayatri Vedantam - Publications

Affiliations: 
Microbiology and Immunology Loyola University Chicago, Chicago, IL, United States 
Area:
Microbiology Biology
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46 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2023 Anwar F, Clark M, Lindsey J, Claus-Walker R, Mansoor A, Nguyen E, Billy J, Lainhart W, Shehab K, Viswanathan VK, Vedantam G. Prevalence of diagnostically-discrepant clinical specimens: insights from longitudinal surveillance. Frontiers in Medicine. 10: 1238159. PMID 37928470 DOI: 10.3389/fmed.2023.1238159  0.305
2022 Anwar F, Roxas BAP, Shehab KW, Ampel N, Viswanathan VK, Vedantam G. Low-Toxin RT027 Strains Exhibit Robust Virulence. Emerging Microbes & Infections. 1-58. PMID 35880487 DOI: 10.1080/22221751.2022.2105260  0.359
2022 Clark AE, Adamson CC, Carothers KE, Roxas BAP, Viswanathan VK, Vedantam G. The Alternative Sigma Factor SigL Influences Toxin Production, Sporulation, and Cell Surface Properties. Frontiers in Microbiology. 13: 871152. PMID 35633701 DOI: 10.3389/fmicb.2022.871152  0.352
2020 Roxas BAP, Roxas JL, Claus-Walker R, Harishankar A, Mansoor A, Anwar F, Jillella S, Williams A, Lindsey J, Elliott SP, Shehab KW, Viswanathan VK, Vedantam G. Phylogenomic analysis of Clostridioides difficile ribotype 106 strains reveals novel genetic islands and emergent phenotypes. Scientific Reports. 10: 22135. PMID 33335199 DOI: 10.1038/s41598-020-79123-2  0.352
2019 Maseda D, Zackular JP, Trindade B, Kirk L, Roxas JL, Rogers LM, Washington MK, Du L, Koyama T, Viswanathan VK, Vedantam G, Schloss PD, Crofford LJ, Skaar EP, Aronoff DM. Nonsteroidal Anti-inflammatory Drugs Alter the Microbiota and Exacerbate Colitis while Dysregulating the Inflammatory Response. Mbio. 10. PMID 30622186 DOI: 10.1128/Mbio.02282-18  0.366
2018 Vedantam G, Kochanowsky J, Lindsey J, Mallozzi M, Roxas JL, Adamson C, Anwar F, Clark A, Claus-Walker R, Mansoor A, McQuade R, Monasky RC, Ramamurthy S, Roxas B, Viswanathan VK. An Engineered Synthetic Biologic Protects Against Infection. Frontiers in Microbiology. 9: 2080. PMID 30233548 DOI: 10.3389/Fmicb.2018.02080  0.415
2018 Roxas JL, Vedantam G, Viswanathan VK. Epithelial maturity influences EPEC-induced desmosomal alterations. Gut Microbes. 1-5. PMID 30183504 DOI: 10.1080/19490976.2018.1506669  0.404
2018 Roxas JL, Monasky RC, Roxas BAP, Agellon AB, Mansoor A, Kaper JB, Vedantam G, Viswanathan VK. Enteropathogenic EspH-Mediated Rho GTPase Inhibition Results in Desmosomal Perturbations. Cellular and Molecular Gastroenterology and Hepatology. 6: 163-180. PMID 30003123 DOI: 10.1016/J.Jcmgh.2018.04.007  0.333
2018 Ramamurthy S, Chu M, Campos S, Riggs M, Vedantam G, Viswanathan V. 759 - Dissection of the Contributions of Enteropathogenic Escherichia Coli Secreted Effector Protein ESPZ to Virulence Gastroenterology. 154: S-161. DOI: 10.1016/S0016-5085(18)30949-1  0.377
2018 Roxas JL, Monasky RC, Roxas BAP, Agellon A, Mansoor A, Kaper J, Vedantam G, Viswanathan V. 267 - Rho Gtpase Inhibition Contributes to Enteropathogenic Escherichia Coli Esph-Induced Desmosomal Perturbations Gastroenterology. 154: S-65. DOI: 10.1016/S0016-5085(18)30674-7  0.33
2017 Soavelomandroso AP, Gaudin F, Hoys S, Nicolas V, Vedantam G, Janoir C, Bouttier S. Biofilm Structures in a Mono-Associated Mouse Model of Clostridium difficile Infection. Frontiers in Microbiology. 8: 2086. PMID 29118745 DOI: 10.3389/Fmicb.2017.02086  0.512
2016 Chu M, Mallozzi MJ, Roxas BP, Bertolo L, Monteiro MA, Agellon A, Viswanathan VK, Vedantam G. A Clostridium difficile Cell Wall Glycopolymer Locus Influences Bacterial Shape, Polysaccharide Production and Virulence. Plos Pathogens. 12: e1005946. PMID 27741317 DOI: 10.1371/Journal.Ppat.1005946  0.479
2016 Kullin B, Brock T, Rajabally N, Anwar F, Vedantam G, Reid S, Abratt V. Characterisation of Clostridium difficile strains isolated from Groote Schuur Hospital, Cape Town, South Africa. European Journal of Clinical Microbiology & Infectious Diseases : Official Publication of the European Society of Clinical Microbiology. PMID 27465145 DOI: 10.1007/S10096-016-2717-6  0.491
2015 Pantaléon V, Soavelomandroso AP, Bouttier S, Briandet R, Roxas B, Chu M, Collignon A, Janoir C, Vedantam G, Candela T. The Clostridium difficile Protease Cwp84 Modulates both Biofilm Formation and Cell-Surface Properties. Plos One. 10: e0124971. PMID 25922949 DOI: 10.1371/Journal.Pone.0124971  0.423
2015 Wilbur JS, Byrd W, Ramamurthy S, Ledvina HE, Khirfan K, Riggs MW, Boedeker EC, Vedantam G, Viswanathan VK. The secreted effector protein EspZ is essential for virulence of rabbit enteropathogenic Escherichia coli. Infection and Immunity. 83: 1139-49. PMID 25561713 DOI: 10.1128/Iai.02876-14  0.477
2015 Chu M, Mallozzi M, Roxas BP, Viswanathan V, Vedantam G. 800e Genes Within a Clostridium difficile Capsule Biosynthetic Locus Influence Bacterial Shape, Polysaccharide Production, and Virulence Gastroenterology. 148: S-1192. DOI: 10.1016/S0016-5085(15)34073-7  0.355
2015 Anwar F, Mallozzi M, Ampel NM, Viswanathan V, Vedantam G. Mo1867 Low Toxin-Producing Clostridium difficile Isolates From Human Patients Elicit Severe Disease in Animals Gastroenterology. 148: S-730. DOI: 10.1016/S0016-5085(15)32496-3  0.334
2014 Roxas JL, Ryan K, Vedantam G, Viswanathan VK. Enteropathogenic Escherichia coli dynamically regulates EGFR signaling in intestinal epithelial cells. American Journal of Physiology. Gastrointestinal and Liver Physiology. 307: G374-80. PMID 24904077 DOI: 10.1152/Ajpgi.00312.2013  0.319
2013 Merrigan MM, Venugopal A, Roxas JL, Anwar F, Mallozzi MJ, Roxas BA, Gerding DN, Viswanathan VK, Vedantam G. Surface-layer protein A (SlpA) is a major contributor to host-cell adherence of Clostridium difficile. Plos One. 8: e78404. PMID 24265687 DOI: 10.1371/Journal.Pone.0078404  0.737
2013 Merrigan MM, Venugopal A, Roxas JL, Anwar F, Mallozzi MJ, Roxas BAP, Gerding DN, Viswanathan VK, Vedantam G. C. difficile adherence is inhibited by pre-incubating bacteria with anti-SlpA antiserum. Plos One. DOI: 10.1371/Journal.Pone.0078404.G008  0.688
2012 McQuade R, Roxas B, Viswanathan VK, Vedantam G. Clostridium difficile clinical isolates exhibit variable susceptibility and proteome alterations upon exposure to mammalian cationic antimicrobial peptides. Anaerobe. 18: 614-20. PMID 23017940 DOI: 10.1016/J.Anaerobe.2012.09.004  0.474
2012 Roxas JL, Wilbur JS, Zhang X, Martinez G, Vedantam G, Viswanathan VK. The enteropathogenic Escherichia coli-secreted protein EspZ inhibits host cell apoptosis. Infection and Immunity. 80: 3850-7. PMID 22907816 DOI: 10.1128/Iai.00335-12  0.405
2012 Vedantam G, Clark A, Chu M, McQuade R, Mallozzi M, Viswanathan VK. Clostridium difficile infection: toxins and non-toxin virulence factors, and their contributions to disease establishment and host response. Gut Microbes. 3: 121-34. PMID 22555464 DOI: 10.4161/Gmic.19399  0.468
2012 Bertolo L, Boncheff AG, Ma Z, Chen YH, Wakeford T, Friendship RM, Rosseau J, Weese JS, Chu M, Mallozzi M, Vedantam G, Monteiro MA. Clostridium difficile carbohydrates: glucan in spores, PSII common antigen in cells, immunogenicity of PSII in swine and synthesis of a dual C. difficile-ETEC conjugate vaccine. Carbohydrate Research. 354: 79-86. PMID 22533919 DOI: 10.1016/J.Carres.2012.03.032  0.41
2012 Siddiqui F, O'Connor JR, Nagaro K, Cheknis A, Sambol SP, Vedantam G, Gerding DN, Johnson S. Vaccination with parenteral toxoid B protects hamsters against lethal challenge with toxin A-negative, toxin B-positive clostridium difficile but does not prevent colonization. The Journal of Infectious Diseases. 205: 128-33. PMID 22124129 DOI: 10.1093/Infdis/Jir688  0.4
2012 Khirfan K, Byrd W, Wilbur JS, Vedantam G, Boedeker EC, Viswanathan V. 85 Deletion of a Single Secreted Virulence Protein (EspZ) Eliminates the Inflammatory Cytokine Response to Rabbit Enteropathogenic Escherichia coli Infection Gastroenterology. 142: S-20. DOI: 10.1016/S0016-5085(12)60080-8  0.365
2011 Nguyen M, Vedantam G. Mobile genetic elements in the genus Bacteroides, and their mechanism(s) of dissemination. Mobile Genetic Elements. 1: 187-196. PMID 22479685 DOI: 10.4161/Mge.1.3.18448  0.522
2011 Mallozzi M, Roxas B, Chu M, Viswanathan V, Vedantam G. Identification of a Capsule Biosynthetic Locus in Clostridium difficile Gastroenterology. 140: S-664. DOI: 10.1016/S0016-5085(11)62757-1  0.363
2011 Merrigan M, Venugopal A, Roxas JL, Wiethoff CM, Songer G, Fairweather N, Viswanathan V, Vedantam G. Clostridium difficile Strains of Human and Veterinary Origin Attach Efficiently to Human Intestinal Epithelial Cells via the Major Surface-Layer Protein Slpa Gastroenterology. 140: S-636. DOI: 10.1016/S0016-5085(11)62633-4  0.695
2011 Roxas B, Mallozzi M, Viswanathan V, Vedantam G. Proteomic Analyses of Emergent Epidemic-Associated Clostridium difficile Strains Identifies Several Proteins With Likely Roles in Intestinal Colonization and Disease Gastroenterology. 140: S-360. DOI: 10.1016/S0016-5085(11)61471-6  0.434
2010 Viswanathan VK, Mallozzi MJ, Vedantam G. Clostridium difficile infection: An overview of the disease and its pathogenesis, epidemiology and interventions. Gut Microbes. 1: 234-242. PMID 21327030 DOI: 10.4161/Gmic.1.4.12706  0.404
2010 Coursodon CF, Trinh HT, Mallozzi M, Vedantam G, Glock RD, Songer JG. Clostridium perfringens alpha toxin is produced in the intestines of broiler chicks inoculated with an alpha toxin mutant. Anaerobe. 16: 614-7. PMID 20934524 DOI: 10.1016/J.Anaerobe.2010.09.006  0.346
2010 Merrigan M, Venugopal A, Mallozzi M, Roxas B, Viswanathan VK, Johnson S, Gerding DN, Vedantam G. Human hypervirulent Clostridium difficile strains exhibit increased sporulation as well as robust toxin production. Journal of Bacteriology. 192: 4904-11. PMID 20675495 DOI: 10.1128/Jb.00445-10  0.713
2010 Mallozzi M, Viswanathan VK, Vedantam G. Spore-forming Bacilli and Clostridia in human disease. Future Microbiology. 5: 1109-23. PMID 20632809 DOI: 10.2217/Fmb.10.60  0.371
2010 Lepp D, Roxas B, Parreira VR, Marri PR, Rosey EL, Gong J, Songer JG, Vedantam G, Prescott JF. Identification of novel pathogenicity loci in Clostridium perfringens strains that cause avian necrotic enteritis. Plos One. 5: e10795. PMID 20532244 DOI: 10.1371/Journal.Pone.0010795  0.47
2009 Vedantam G. Antimicrobial resistance in Bacteroides spp.: occurrence and dissemination. Future Microbiology. 4: 413-23. PMID 19416011 DOI: 10.2217/Fmb.09.12  0.378
2009 Lyras D, O'Connor JR, Howarth PM, Sambol SP, Carter GP, Phumoonna T, Poon R, Adams V, Vedantam G, Johnson S, Gerding DN, Rood JI. Toxin B is essential for virulence of Clostridium difficile. Nature. 458: 1176-9. PMID 19252482 DOI: 10.1038/Nature07822  0.497
2008 O'Connor JR, Galang MA, Sambol SP, Hecht DW, Vedantam G, Gerding DN, Johnson S. Rifampin and rifaximin resistance in clinical isolates of Clostridium difficile. Antimicrobial Agents and Chemotherapy. 52: 2813-7. PMID 18559647 DOI: 10.1128/Aac.00342-08  0.33
2007 Hecht DW, Kos IM, Knopf SE, Vedantam G. Characterization of BctA, a mating apparatus protein required for transfer of the Bacteroides fragilis conjugal element BTF-37. Research in Microbiology. 158: 600-7. PMID 17720457 DOI: 10.1016/J.Resmic.2007.06.004  0.413
2006 Vedantam G, Knopf S, Hecht DW. Bacteroides fragilis mobilizable transposon Tn5520 requires a 71 base pair origin of transfer sequence and a single mobilization protein for relaxosome formation during conjugation. Molecular Microbiology. 59: 288-300. PMID 16359335 DOI: 10.1111/J.1365-2958.2005.04934.X  0.329
2003 Vedantam G, Hecht DW. Antibiotics and anaerobes of gut origin. Current Opinion in Microbiology. 6: 457-61. PMID 14572537 DOI: 10.1016/J.Mib.2003.09.006  0.381
2002 Vedantam G, Hecht DW. Isolation and characterization of BTF-37: chromosomal DNA captured from Bacteroides fragilis that confers self-transferability and expresses a pilus-like structure in Bacteroides spp. and Escherichia coli. Journal of Bacteriology. 184: 728-38. PMID 11790742 DOI: 10.1128/Jb.184.3.728-738.2002  0.367
1999 Vedantam G, Novicki TJ, Hecht DW. Bacteroides fragilis transfer factor Tn5520: the smallest bacterial mobilizable transposon containing single integrase and mobilization genes that function in Escherichia coli. Journal of Bacteriology. 181: 2564-2571. PMID 10198023 DOI: 10.1128/Jb.181.8.2564-2571.1999  0.357
1998 Sitailo LA, Zagariya AM, Arnold PJ, Vedantam G, Hecht DW. The Bacteroides fragilis BtgA mobilization protein binds to the oriT region of pBFTM10. Journal of Bacteriology. 180: 4922-8. PMID 9733696 DOI: 10.1128/Jb.180.18.4922-4928.1998  0.306
1998 Vedantam G, Nichols BP. Characterization of a mutationally altered dihydropteroate synthase contributing to sulfathiazole resistance in Escherichia coli. Microbial Drug Resistance. 4: 91-97. PMID 9650994 DOI: 10.1089/Mdr.1998.4.91  0.301
1998 Vedantam G, Guay GG, Austria NE, Doktor SZ, Nichols BP. Characterization of Mutations Contributing to Sulfathiazole Resistance in Escherichia coli Antimicrobial Agents and Chemotherapy. 42: 88-93. PMID 9449266 DOI: 10.1128/Aac.42.1.88  0.37
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