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A Unique Morphological Phenotype in Chemoresistant Triple-Negative Breast Cancer Reveals Metabolic Reprogramming and PLIN4 Expression as a Molecular Vulnerability.

Sirois I, Aguilar-Mahecha A, Lafleur J, Fowler E, Vu V, Scriver M, Buchanan M, Chabot C, Ramanathan A, Balachandran B, Légaré S, Przybytkowski E, Lan C, Krzemien U, Cavallone L, Aleynikova O, Ferrario C, Guilbert MC, Benlimame N, Saad A, Alaoui-Jamali M, Saragovi HU, Josephy S, O'Flanagan C, Hursting SD, Richard VR, Zahedi RP, Borchers CH, Bareke E, Nabavi S, Tonellato P, Roy JA, Robidoux A, Marcus EA, Mihalcioiu C, Majewski J, Basik M.

Mol Cancer Res. 2019 Dec;17(12):2492-2507. doi: 10.1158/1541-7786.MCR-19-0264. Epub 2019 Sep 19.


Assessing the Impact of CALGB 9343 on Surgical Trends in Elderly-Women With Stage I ER+ Breast Cancer: A SEER-Based Analysis.

Bazan JG, Fisher JL, Park KU, Marcus EA, Bittoni MA, White JR.

Front Oncol. 2019 Jul 9;9:621. doi: 10.3389/fonc.2019.00621. eCollection 2019.


Ileostomy after intestinal transplantation: the first in depth report on techniques, complications, and outcomes.

Dumronggittigule W, Venick RS, Dubray BJ Jr, Cheng EC, Duffy JP, Marcus EA, Busuttil RW, Farmer DG.

Transplantation. 2019 Jul 15. doi: 10.1097/TP.0000000000002879. [Epub ahead of print]


Intestinal failure after bariatric surgery: Treatment and outcome at a single-intestinal rehabilitation and transplant center.

Dumronggittigule W, Marcus EA, DuBray BJ, Venick RS, Dutson E, Farmer DG.

Surg Obes Relat Dis. 2019 Jan;15(1):98-108. doi: 10.1016/j.soard.2018.10.014. Epub 2018 Nov 28.


Esophageal IgG4: Clinical, Endoscopic, and Histologic Correlations in Eosinophilic Esophagitis.

Pope AE, Stanzione N, Naini BV, Garcia-Lloret M, Ghassemi KA, Marcus EA, Martin MG, Wozniak LJ.

J Pediatr Gastroenterol Nutr. 2019 May;68(5):689-694. doi: 10.1097/MPG.0000000000002227.


Characterization of T cell immunophenotypes in intestinal transplantation: A pilot study.

Guerra MR, Rossetti M, Zhang Z, Zhou X, Whang EC, Venick RS, Marcus EA, McDiarmid SV, Farmer DG, Reed EF, Wozniak LJ.

Transpl Immunol. 2018 Dec;51:50-57. doi: 10.1016/j.trim.2018.09.003. Epub 2018 Sep 20.


Editorial: control of acid secretion.

Sachs G, Marcus EA, Wen Y, Munson K.

Aliment Pharmacol Ther. 2018 Sep;48(6):682-683. doi: 10.1111/apt.14864. No abstract available.


Central venous catheter repair is highly successful in children with intestinal failure.

Chan AP, Baldivia PS, Reyen LE, Lund AN, Marcus EA, Venick RS, Vargas JH, Wozniak LJ.

J Pediatr Surg. 2019 Mar;54(3):517-520. doi: 10.1016/j.jpedsurg.2018.06.006. Epub 2018 Jun 9.


Clinical characteristics and outcomes of PTLD following intestinal transplantation.

Wozniak LJ, Mauer TL, Venick RS, Said JW, Kao RL, Kempert P, Marcus EA, Hwang V, Cheng EY, Busuttil RW, McDiarmid SV, Farmer DG.

Clin Transplant. 2018 Aug;32(8):e13313. doi: 10.1111/ctr.13313. Epub 2018 Jul 5.


Measurement of Internal pH in Helicobacter pylori by Using Green Fluorescent Protein Fluorimetry.

Wen Y, Scott DR, Vagin O, Tokhtaeva E, Marcus EA, Sachs G.

J Bacteriol. 2018 Jun 25;200(14). pii: e00178-18. doi: 10.1128/JB.00178-18. Print 2018 Jul 15.


Acid-regulated gene expression of Helicobacter pylori: Insight into acid protection and gastric colonization.

Marcus EA, Sachs G, Scott DR.

Helicobacter. 2018 Jun;23(3):e12490. doi: 10.1111/hel.12490. Epub 2018 Apr 25.


Epidemiology and Risk Factors for Outpatient-Acquired Catheter-Related Bloodstream Infections in Children Receiving Home Parenteral Nutrition.

Wozniak LJ, Bechtold HM, Reyen LE, Chan AP, Marcus EA, Vargas JH.

JPEN J Parenter Enteral Nutr. 2018 Jul;42(5):942-948. doi: 10.1002/jpen.1037. Epub 2018 Feb 15.


Nutrition Deficiencies in Children With Intestinal Failure Receiving Chronic Parenteral Nutrition.

Namjoshi SS, Muradian S, Bechtold H, Reyen L, Venick RS, Marcus EA, Vargas JH, Wozniak LJ.

JPEN J Parenter Enteral Nutr. 2018 Feb;42(2):427-435. doi: 10.1177/0148607117690528. Epub 2017 Dec 13.


The identification of challenges in tissue collection for biomarker studies: the Q-CROC-03 neoadjuvant breast cancer translational trial experience.

Aguilar-Mahecha A, Lafleur J, Pelmus M, Seguin C, Lan C, Discepola F, Kovacina B, Christodoulopoulos R, Salvucci O, Mihalcioiu C, Roy JA, Robidoux A, Marcus EA, Batist G, Basik M.

Mod Pathol. 2017 Nov;30(11):1567-1576. doi: 10.1038/modpathol.2017.82. Epub 2017 Jul 28.


Intestinal Perforation Following Ileoscopy Through a Prolapsed Stoma in an Pediatric Intestinal Transplant Recipient With an Unrecognized Parastomal Hernia.

Mehrotra P, Yeh J, Hall TR, Agopian VG, Farmer DG, Marcus EA, Venick RS, Wozniak LJ.

ACG Case Rep J. 2016 Sep 14;3(4):e123. eCollection 2016 Aug.


Prevalence and Clinical Impact of Donor-Specific Alloantibody Among Intestinal Transplant Recipients.

Cheng EY, Everly MJ, Kaneku H, Banuelos N, Wozniak LJ, Venick RS, Marcus EA, McDiarmid SV, Busuttil RW, Terasaki PI, Farmer DG.

Transplantation. 2017 Apr;101(4):873-882. doi: 10.1097/TP.0000000000001391.


The role of acid inhibition in Helicobacter pylori eradication.

Scott DR, Sachs G, Marcus EA.

F1000Res. 2016 Jul 19;5. pii: F1000 Faculty Rev-1747. doi: 10.12688/f1000research.8598.1. eCollection 2016. Review.


Eradication of Helicobacter pylori Infection.

Marcus EA, Sachs G, Scott DR.

Curr Gastroenterol Rep. 2016 Jul;18(7):33. doi: 10.1007/s11894-016-0509-x. Review.


The O-glycosylated ectodomain of FXYD5 impairs adhesion by disrupting cell-cell trans-dimerization of Na,K-ATPase β1 subunits.

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.

J Cell Sci. 2016 Jun 15;129(12):2394-406. doi: 10.1242/jcs.186148. Epub 2016 May 3.


Vonoprazan: MarKed Competition for PPIs?

Scott DR, Marcus EA, Sachs G.

Dig Dis Sci. 2016 Jul;61(7):1783-4. doi: 10.1007/s10620-016-4164-8. No abstract available.


Septin oligomerization regulates persistent expression of ErbB2/HER2 in gastric cancer cells.

Marcus EA, Tokhtaeva E, Turdikulova S, Capri J, Whitelegge JP, Scott DR, Sachs G, Berditchevski F, Vagin O.

Biochem J. 2016 Jun 15;473(12):1703-18. doi: 10.1042/BCJ20160203. Epub 2016 Apr 5.


Corrigendum. The binding selectivity of vonoprazan (TAK-438) to the gastric H+,K+-ATPase.

Scott DR, Munson KB, Marcus EA, Lambrecht NW, Sachs G.

Aliment Pharmacol Ther. 2016 Jan;43(2):315. doi: 10.1111/apt.13493. No abstract available.


The binding selectivity of vonoprazan (TAK-438) to the gastric H+, K+ -ATPase.

Scott DR, Munson KB, Marcus EA, Lambrecht NW, Sachs G.

Aliment Pharmacol Ther. 2015 Dec;42(11-12):1315-26. doi: 10.1111/apt.13414. Epub 2015 Sep 30. Erratum in: Aliment Pharmacol Ther. 2016 Jan;43(2):315.


Colloidal bismuth subcitrate impedes proton entry into Helicobacter pylori and increases the efficacy of growth-dependent antibiotics.

Marcus EA, Sachs G, Scott DR.

Aliment Pharmacol Ther. 2015 Oct;42(7):922-33. doi: 10.1111/apt.13346. Epub 2015 Aug 4.


Endoscopy Following Pediatric Intestinal Transplant.

Yeh J, Ngo KD, Wozniak LJ, Vargas JH, Marcus EA, McDiarmid SV, Farmer DG, Venick RS.

J Pediatr Gastroenterol Nutr. 2015 Dec;61(6):636-40. doi: 10.1097/MPG.0000000000000871.


Phosphorylation-dependent and Phosphorylation-independent Regulation of Helicobacter pylori Acid Acclimation by the ArsRS Two-component System.

Marcus EA, Sachs G, Wen Y, Scott DR.

Helicobacter. 2016 Feb;21(1):69-81. doi: 10.1111/hel.12235. Epub 2015 May 22.


Successful term pregnancy in an intestine-pancreas transplant recipient with chronic graft dysfunction and parenteral nutrition dependence: a case report.

Marcus EA, Wozniak LJ, Venick RS, Ponthieux SM, Cheng EY, Farmer DG.

Transplant Proc. 2015 Apr;47(3):863-7. doi: 10.1016/j.transproceed.2015.01.009. Epub 2015 Feb 25.


Septin dynamics are essential for exocytosis.

Tokhtaeva E, Capri J, Marcus EA, Whitelegge JP, Khuzakhmetova V, Bukharaeva E, Deiss-Yehiely N, Dada LA, Sachs G, Fernandez-Salas E, Vagin O.

J Biol Chem. 2015 Feb 27;290(9):5280-97. doi: 10.1074/jbc.M114.616201. Epub 2015 Jan 9.


Helicobacter pylori impedes acid-induced tightening of gastric epithelial junctions.

Marcus EA, Vagin O, Tokhtaeva E, Sachs G, Scott DR.

Am J Physiol Gastrointest Liver Physiol. 2013 Nov 15;305(10):G731-9. doi: 10.1152/ajpgi.00209.2013. Epub 2013 Aug 29.


The role of ExbD in periplasmic pH homeostasis in Helicobacter pylori.

Marcus EA, Sachs G, Scott DR.

Helicobacter. 2013 Oct;18(5):363-72. doi: 10.1111/hel.12055. Epub 2013 Apr 21.


The effects of varying acidity on Helicobacter pylori growth and the bactericidal efficacy of ampicillin.

Marcus EA, Inatomi N, Nagami GT, Sachs G, Scott DR.

Aliment Pharmacol Ther. 2012 Nov;36(10):972-9. doi: 10.1111/apt.12059. Epub 2012 Sep 25.


Role of the Helicobacter pylori sensor kinase ArsS in protein trafficking and acid acclimation.

Marcus EA, Sachs G, Wen Y, Feng J, Scott DR.

J Bacteriol. 2012 Oct;194(20):5545-51. Epub 2012 Aug 3.


The role of the NMDA receptor in Helicobacter pylori-induced gastric damage.

Sachs G, Marcus EA, Scott DR.

Gastroenterology. 2011 Dec;141(6):1967-9. doi: 10.1053/j.gastro.2011.10.019. Epub 2011 Oct 25. No abstract available.


A cis-encoded antisense small RNA regulated by the HP0165-HP0166 two-component system controls expression of ureB in Helicobacter pylori.

Wen Y, Feng J, Scott DR, Marcus EA, Sachs G.

J Bacteriol. 2011 Jan;193(1):40-51. doi: 10.1128/JB.00800-10. Epub 2010 Oct 22.


The pH-responsive regulon of HP0244 (FlgS), the cytoplasmic histidine kinase of Helicobacter pylori.

Wen Y, Feng J, Scott DR, Marcus EA, Sachs G.

J Bacteriol. 2009 Jan;191(2):449-60. doi: 10.1128/JB.01219-08. Epub 2008 Oct 31.


Gene expression in vivo shows that Helicobacter pylori colonizes an acidic niche on the gastric surface.

Scott DR, Marcus EA, Wen Y, Oh J, Sachs G.

Proc Natl Acad Sci U S A. 2007 Apr 24;104(17):7235-40. Epub 2007 Apr 16.


Acid acclimation by Helicobacter pylori.

Sachs G, Weeks DL, Wen Y, Marcus EA, Scott DR, Melchers K.

Physiology (Bethesda). 2005 Dec;20:429-38. Review.


The periplasmic alpha-carbonic anhydrase activity of Helicobacter pylori is essential for acid acclimation.

Marcus EA, Moshfegh AP, Sachs G, Scott DR.

J Bacteriol. 2005 Jan;187(2):729-38.


Genes of Helicobacter pylori regulated by attachment to AGS cells.

Kim N, Marcus EA, Wen Y, Weeks DL, Scott DR, Jung HC, Song IS, Sachs G.

Infect Immun. 2004 Apr;72(4):2358-68.


Acid-adaptive genes of Helicobacter pylori.

Wen Y, Marcus EA, Matrubutham U, Gleeson MA, Scott DR, Sachs G.

Infect Immun. 2003 Oct;71(10):5921-39.


Interactions among the seven Helicobacter pylori proteins encoded by the urease gene cluster.

Voland P, Weeks DL, Marcus EA, Prinz C, Sachs G, Scott D.

Am J Physiol Gastrointest Liver Physiol. 2003 Jan;284(1):G96-G106. Epub 2002 Sep 4.


Mechanisms of acid resistance due to the urease system of Helicobacter pylori.

Scott DR, Marcus EA, Weeks DL, Sachs G.

Gastroenterology. 2002 Jul;123(1):187-95.


Detection and localization of H+-K+-ATPase isoforms in human kidney.

Kraut JA, Helander KG, Helander HF, Iroezi ND, Marcus EA, Sachs G.

Am J Physiol Renal Physiol. 2001 Oct;281(4):F763-8.


Local pH elevation mediated by the intrabacterial urease of Helicobacter pylori cocultured with gastric cells.

Athmann C, Zeng N, Kang T, Marcus EA, Scott DR, Rektorschek M, Buhmann A, Melchers K, Sachs G.

J Clin Invest. 2000 Aug;106(3):339-47.


Expression of the Helicobacter pylori ureI gene is required for acidic pH activation of cytoplasmic urease.

Scott DR, Marcus EA, Weeks DL, Lee A, Melchers K, Sachs G.

Infect Immun. 2000 Feb;68(2):470-7.


Prognostic factors affecting survival in patients with colorectal carcinomatosis.

Marcus EA, Weber TK, Rodriguez-Bigas MA, Driscoll D, Meropol NJ, Petrelli NJ.

Cancer Invest. 1999;17(4):249-52.


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