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Marcus, Elizabeth A

Title(s)Assistant Professor-in-Residence, Pediatrics
SchoolPeds - Gastroenterology
Phone3109833084
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    Collapse Research 
    Collapse Research Activities and Funding
    Mechanisms of gastric injury by Helicbacter pylori
    NIH/NIDDK R03DK110579Apr 15, 2017 - Mar 31, 2019
    Role: Principal Investigator
    Mechanisms of gastric mucosal response to H. pylori infection at acidic pH
    NIH/NIDDK K08DK100661Aug 15, 2014 - Mar 31, 2018
    Role: Principal Investigator

    Collapse Bibliographic 
    Collapse Publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help.
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    1. Marcus EA, Tokhtaeva E, Jimenez JL, Wen Y, Naini BV, Heard AN, Kim S, Capri J, Cohn W, Whitelegge JP, Vagin O. Helicobacter pylori infection impairs chaperone-assisted maturation of Na,K-ATPase in gastric epithelium. Am J Physiol Gastrointest Liver Physiol. 2020 Mar 16. PMID: 32174134.
      View in: PubMed
    2. Dumronggittigule W, Venick RS, Dubray BJ, Cheng EC, Duffy JP, Marcus EA, Busuttil RW, Farmer DG. Ileostomy After Intestinal Transplantation: The First in Depth Report on Techniques, Complications, and Outcomes. Transplantation. 2020 Mar; 104(3):652-658. PMID: 31335764.
      View in: PubMed
    3. Pope AE, Stanzione N, Naini BV, Garcia-Lloret M, Ghassemi KA, Marcus EA, Martin MG, Wozniak LJ. Esophageal IgG4: Clinical, Endoscopic, and Histologic Correlations in Eosinophilic Esophagitis. J Pediatr Gastroenterol Nutr. 2019 05; 68(5):689-694. PMID: 30540707.
      View in: PubMed
    4. Dumronggittigule W, Marcus EA, DuBray BJ, Venick RS, Dutson E, Farmer DG. Intestinal failure after bariatric surgery: Treatment and outcome at a single-intestinal rehabilitation and transplant center. Surg Obes Relat Dis. 2019 01; 15(1):98-108. PMID: 30658947.
      View in: PubMed
    5. Guerra MR, Rossetti M, Zhang Z, Zhou X, Whang EC, Venick RS, Marcus EA, McDiarmid SV, Farmer DG, Reed EF, Wozniak LJ. Characterization of T cell immunophenotypes in intestinal transplantation: A pilot study. Transpl Immunol. 2018 12; 51:50-57. PMID: 30243797.
      View in: PubMed
    6. Wozniak LJ, Mauer TL, Venick RS, Said JW, Kao RL, Kempert P, Marcus EA, Hwang V, Cheng EY, Busuttil RW, McDiarmid SV, Farmer DG. Clinical characteristics and outcomes of PTLD following intestinal transplantation. Clin Transplant. 2018 08; 32(8):e13313. PMID: 29888807.
      View in: PubMed
    7. Wen Y, Scott DR, Vagin O, Tokhtaeva E, Marcus EA, Sachs G. Measurement of Internal pH in Helicobacter pylori by Using Green Fluorescent Protein Fluorimetry. J Bacteriol. 2018 07 15; 200(14). PMID: 29735759.
      View in: PubMed
    8. Chan AP, Baldivia PS, Reyen LE, Lund AN, Marcus EA, Venick RS, Vargas JH, Wozniak LJ. Central venous catheter repair is highly successful in children with intestinal failure. J Pediatr Surg. 2019 Mar; 54(3):517-520. PMID: 29980344.
      View in: PubMed
    9. Marcus EA, Sachs G, Scott DR. Acid-regulated gene expression of Helicobacter pylori: Insight into acid protection and gastric colonization. Helicobacter. 2018 Jun; 23(3):e12490. PMID: 29696729.
      View in: PubMed
    10. Wozniak LJ, Bechtold HM, Reyen LE, Chan AP, Marcus EA, Vargas JH. Epidemiology and Risk Factors for Outpatient-Acquired Catheter-Related Bloodstream Infections in Children Receiving Home Parenteral Nutrition. JPEN J Parenter Enteral Nutr. 2018 Jul; 42(5):942-948. PMID: 29446842.
      View in: PubMed
    11. Namjoshi SS, Muradian S, Bechtold H, Reyen L, Venick RS, Marcus EA, Vargas JH, Wozniak LJ. Nutrition Deficiencies in Children With Intestinal Failure Receiving Chronic Parenteral Nutrition. JPEN J Parenter Enteral Nutr. 2018 Feb; 42(2):427-435. PMID: 29187063.
      View in: PubMed
    12. Cheng EY, Everly MJ, Kaneku H, Banuelos N, Wozniak LJ, Venick RS, Marcus EA, McDiarmid SV, Busuttil RW, Terasaki PI, Farmer DG. Prevalence and Clinical Impact of Donor-Specific Alloantibody Among Intestinal Transplant Recipients. Transplantation. 2017 04; 101(4):873-882. PMID: 27490417.
      View in: PubMed
    13. Mehrotra P, Yeh J, Hall TR, Agopian VG, Farmer DG, Marcus EA, Venick RS, Wozniak LJ. Intestinal Perforation Following Ileoscopy Through a Prolapsed Stoma in an Pediatric Intestinal Transplant Recipient With an Unrecognized Parastomal Hernia. ACG Case Rep J. 2016 Aug; 3(4):e123. PMID: 27807575.
      View in: PubMed
    14. Scott DR, Sachs G, Marcus EA. The role of acid inhibition in Helicobacter pylori eradication. F1000Res. 2016; 5. PMID: 30023042.
      View in: PubMed
    15. Scott DR, Marcus EA, Sachs G. Vonoprazan: MarKed Competition for PPIs? Dig Dis Sci. 2016 07; 61(7):1783-4. PMID: 27074922.
      View in: PubMed
    16. Marcus EA, Sachs G, Scott DR. Eradication of Helicobacter pylori Infection. Curr Gastroenterol Rep. 2016 Jul; 18(7):33. PMID: 27177639.
      View in: PubMed
    17. Tokhtaeva E, Sun H, Deiss-Yehiely N, Wen Y, Soni PN, Gabrielli NM, Marcus EA, Ridge KM, Sachs G, Vazquez-Levin M, Sznajder JI, Vagin O, Dada LA. The O-glycosylated ectodomain of FXYD5 impairs adhesion by disrupting cell-cell trans-dimerization of Na,K-ATPase ß1 subunits. J Cell Sci. 2016 06 15; 129(12):2394-406. PMID: 27142834.
      View in: PubMed
    18. Marcus EA, Tokhtaeva E, Turdikulova S, Capri J, Whitelegge JP, Scott DR, Sachs G, Berditchevski F, Vagin O. Septin oligomerization regulates persistent expression of ErbB2/HER2 in gastric cancer cells. Biochem J. 2016 06 15; 473(12):1703-18. PMID: 27048593.
      View in: PubMed
    19. Yeh J, Ngo KD, Wozniak LJ, Vargas JH, Marcus EA, McDiarmid SV, Farmer DG, Venick RS. Endoscopy Following Pediatric Intestinal Transplant. J Pediatr Gastroenterol Nutr. 2015 Dec; 61(6):636-40. PMID: 26020374.
      View in: PubMed
    20. Marcus EA, Sachs G, Wen Y, Scott DR. Phosphorylation-dependent and Phosphorylation-independent Regulation of Helicobacter pylori Acid Acclimation by the ArsRS Two-component System. Helicobacter. 2016 Feb; 21(1):69-81. PMID: 25997502.
      View in: PubMed
    21. Marcus EA, Wozniak LJ, Venick RS, Ponthieux SM, Cheng EY, Farmer DG. Successful term pregnancy in an intestine-pancreas transplant recipient with chronic graft dysfunction and parenteral nutrition dependence: a case report. Transplant Proc. 2015 Apr; 47(3):863-7. PMID: 25724255.
      View in: PubMed
    22. Tokhtaeva E, Capri J, Marcus EA, Whitelegge JP, Khuzakhmetova V, Bukharaeva E, Deiss-Yehiely N, Dada LA, Sachs G, Fernandez-Salas E, Vagin O. Septin dynamics are essential for exocytosis. J Biol Chem. 2015 Feb 27; 290(9):5280-97. PMID: 25575596.
      View in: PubMed
    23. Marcus EA, Vagin O, Tokhtaeva E, Sachs G, Scott DR. Helicobacter pylori impedes acid-induced tightening of gastric epithelial junctions. Am J Physiol Gastrointest Liver Physiol. 2013 Nov 15; 305(10):G731-9. PMID: 23989011.
      View in: PubMed
    24. Farmer DG, Kattan OM, Wozniak LJ, Marcus E, Ponthieux S, Hwang V, Busuttil RW, McDiarmid SV, Venick RS. Incidence, timing, and significance of early hypogammaglobulinemia after intestinal transplantation. Transplantation. 2013 May 15; 95(9):1154-9. PMID: 23407545.
      View in: PubMed
    25. Marcus EA, Sachs G, Scott DR. The role of ExbD in periplasmic pH homeostasis in Helicobacter pylori. Helicobacter. 2013 Oct; 18(5):363-72. PMID: 23600974.
      View in: PubMed
    26. Marcus EA, Sachs G, Wen Y, Feng J, Scott DR. Role of the Helicobacter pylori sensor kinase ArsS in protein trafficking and acid acclimation. J Bacteriol. 2012 Oct; 194(20):5545-51. PMID: 22865848.
      View in: PubMed
    27. Sachs G, Marcus EA, Scott DR. The role of the NMDA receptor in Helicobacter pylori-induced gastric damage. Gastroenterology. 2011 Dec; 141(6):1967-9. PMID: 22033182.
      View in: PubMed
    28. Wen Y, Feng J, Scott DR, Marcus EA, Sachs G. A cis-encoded antisense small RNA regulated by the HP0165-HP0166 two-component system controls expression of ureB in Helicobacter pylori. J Bacteriol. 2011 Jan; 193(1):40-51. PMID: 20971914.
      View in: PubMed
    29. Scott DR, Marcus EA, Wen Y, Singh S, Feng J, Sachs G. Cytoplasmic histidine kinase (HP0244)-regulated assembly of urease with UreI, a channel for urea and its metabolites, CO2, NH3, and NH4(+), is necessary for acid survival of Helicobacter pylori. J Bacteriol. 2010 Jan; 192(1):94-103. PMID: 19854893.
      View in: PubMed
    30. Wen Y, Feng J, Scott DR, Marcus EA, Sachs G. The pH-responsive regulon of HP0244 (FlgS), the cytoplasmic histidine kinase of Helicobacter pylori. J Bacteriol. 2009 Jan; 191(2):449-60. PMID: 18978046.
      View in: PubMed
    31. Scott DR, Marcus EA, Wen Y, Oh J, Sachs G. Gene expression in vivo shows that Helicobacter pylori colonizes an acidic niche on the gastric surface. Proc Natl Acad Sci U S A. 2007 Apr 24; 104(17):7235-40. PMID: 17438279.
      View in: PubMed
    32. Wen Y, Feng J, Scott DR, Marcus EA, Sachs G. The HP0165-HP0166 two-component system (ArsRS) regulates acid-induced expression of HP1186 alpha-carbonic anhydrase in Helicobacter pylori by activating the pH-dependent promoter. J Bacteriol. 2007 Mar; 189(6):2426-34. PMID: 17220228.
      View in: PubMed
    33. Wen Y, Feng J, Scott DR, Marcus EA, Sachs G. Involvement of the HP0165-HP0166 two-component system in expression of some acidic-pH-upregulated genes of Helicobacter pylori. J Bacteriol. 2006 Mar; 188(5):1750-61. PMID: 16484186.
      View in: PubMed
    34. Sachs G, Weeks DL, Wen Y, Marcus EA, Scott DR, Melchers K. Acid acclimation by Helicobacter pylori. Physiology (Bethesda). 2005 Dec; 20:429-38. PMID: 16287992.
      View in: PubMed
    35. Marcus EA, Moshfegh AP, Sachs G, Scott DR. The periplasmic alpha-carbonic anhydrase activity of Helicobacter pylori is essential for acid acclimation. J Bacteriol. 2005 Jan; 187(2):729-38. PMID: 15629943.
      View in: PubMed
    36. Kim N, Marcus EA, Wen Y, Weeks DL, Scott DR, Jung HC, Song IS, Sachs G. Genes of Helicobacter pylori regulated by attachment to AGS cells. Infect Immun. 2004 Apr; 72(4):2358-68. PMID: 15039361.
      View in: PubMed
    37. Wen Y, Marcus EA, Matrubutham U, Gleeson MA, Scott DR, Sachs G. Acid-adaptive genes of Helicobacter pylori. Infect Immun. 2003 Oct; 71(10):5921-39. PMID: 14500513.
      View in: PubMed
    38. Voland P, Weeks DL, Marcus EA, Prinz C, Sachs G, Scott D. Interactions among the seven Helicobacter pylori proteins encoded by the urease gene cluster. Am J Physiol Gastrointest Liver Physiol. 2003 Jan; 284(1):G96-G106. PMID: 12388207.
      View in: PubMed
    39. Scott DR, Marcus EA, Weeks DL, Sachs G. Mechanisms of acid resistance due to the urease system of Helicobacter pylori. Gastroenterology. 2002 Jul; 123(1):187-95. PMID: 12105847.
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