DIVISION OF GASTROENTEROLOGY

Faculty Profiles

AMENT, MARVIN E.
Faculty Member Since: 1973
Degrees: MD University of Minnesota Medical School
BS, Illinois Institute of Technology
Rank: Professor
Research Interests: Home parenteral nutrition, outcomes, inflammatory bowel disease, gastroesophageal reflux.
Teaching: Pediatric Core Lecturere, UCLA
Pediatric Gastroenterology elective
Pediatric Gastroenterology research seminars
University Service: Chairman, Pharmacy and Therapeutics Committee
Chairman, Parenteral and Enteral Nutrition Subcommittee
Chairman, Antiobiotic Subcommittee
Professional Committee: United States Pharmacopeia
Reviewer for medical journals

BAHAR, RON JONATHAN
Faculty Member Since: 1997
Degrees: MD, University of Nebraska College of Medicine
BS, University of Wisconsin-Madison
Rank: Clinical Assistant Professor
Research Interests: Autoimmune hepatitis, achalasia, lactose intolerance, lactose intolerance in adolescents, orthotopic liver transplantation for autoimmune hepatitis and cryptogenic chronic hepatitis in children, laparoscopic myotomy for children with achalasia
Grant Support: Clinical Research Center, UCLA, Lactose Intolerance in Children
Teaching: Clinical Fundamentals Instructor, University of California-Los Angeles School of Medicine
Pediatric Core Lecturer, University of California-Los Angeles School of Medicine
Lecturer, Pathology Course, University of California-Los Angeles School of Medicine
University Service: Admissions Committee, University of California-Los Angeles School of Medicine
CURE Digestive Diseases Research Center Advisory Committee
Professional Committee: Executive Board, Sherwood Family Foundation
Internet Committee, North American Society for Pediatric Gastroenterology and Nutrition

 GERSHMAN, GEORGE
Faculty Member Since: 1997
Degrees: PhD, MD First Moscow Medical Institute, Moscow
Rank: Clinical Assistant Professor
Research Interests: Peptic Ulcers in children and teenagers, Intestinal effects of Food Allergy and elaborating effective methods of influence upon the small intestine, Small intestine lesions in children with chronic diarrhea and malabsorption syndrome, exploration of endoscopic semiotics of GI tract infections in children, enteroscopy and other endoscopic methods of investigation and treatment in children with GI tract disorders
Teaching: Pediatric Core Lecture, UCLA
Pediatric Gastroenterology elective
Pediatric Gastroenterology research seminars

MARTIN, MARTIN GABRIEL
Faculty Member Since: 1992
Degrees: BA, University of California Santa Cruz
MD, Harvard Medical School
MPP, Harvard University School of Government
Rank: Associate Professor of Pediatrics
Teaching: Pediatric Gastroenterology elective
Pediatric Gastroenterology research seminars
Intern and resident conferences
Research Interests: Transcriptional regulation of intestinal immunoglobulin transporters
Glucose galactose malabsorption
Inherited disorders of the gastrointestinal and hepatobiliary tracts
Grant Support: 1997-03 NIH/NICHD/HD34706-RO1, Molecular basis of enterocyte regulation during ontogeny
1997-03 NIH/NIDDK / DK44582-RO1, Familial glucose-galactose malabsorption
1998-00 Crohn's and Colitis Foundation, Research Grant-Transcriptional regulation of the polymeric immunoglobulin receptor (pIgR)bybacteria and cytokines: a model system to define the effects of microbes on epithelial cell function
1999 Stein-Oppenheimer Award, Molecular pathogenesis of protein energy malnutrition induced decline in mucosal humoral immunity
Professional Committee: Editorial Boards: Journal of Inflammatory Bowel Diseases
Ad Hoc Reviewer: Journal of Pediatrics; Biochemical and Molecular Medicine
External Committies: North American Society of Pediatric; Gastroenterology
Research Committee: World Congress of Pediatric GI, Hepatology and Nutrition; Working group on the genetics of GI disease; Childrens Digestive Health and Nutrition; Molecular Basis of GI Disease Subcommittee
Internal Committies: CURE Annual Meeting, Planning Committee; Department of Pediatrics Y2K Committee; Department of Pediatrics Research Committee

MCDIARMID, SUZANNE V.
Faculty Member Since: 1988
Degrees: MB, ChB, University of Otago (New Zealand)
Rank: Associate Professor of Pediatrics and Surgery
Research Interests: Pediatric liver transplantation, clinical studies of immunosuppression

VARGAS, JORGE
Faculty Member Since: 1983
Degrees: MD, Colegio mayor de Nuestra (Colombia)
Rank: Clinical Professor
Research Interests: Gastrointestinal motility, nutrition in liver disease

Division Publications

  1. Bahar R and Stolz A. Bile acid transport. Gastroengerology Clinics of North America; 28: 27-58 1999.

  2. Hurwitz M, Vargas J, Ament M, Erhart N, Justinich C, Molleston J, Reinstein L, Tolia V, Wlaton J, Bahar R. Evaluation of the use of Botulinum toxin in Children with achalasia. Gastroenterology ; 116:A66 1999.
  3. Hurwitz M, Vargas J, Ament M, Tolia V, Molleston J, Reinstein LJ, Wlaton JM, Erhart N, Wasserman D, Justinich C, Bahar RJ. Evaluation of the use of Botulinum toxin in children with achalasia. Journal of Pediatric Gastroenterology and Nutrition. In press, 1999.
  4. Lam J, Martín MG, Turk E, Bosshard NU, Steinmann B, Wright EM. Missense mutations in SGLT1 causes glucose-galactose malabsorption by trafficking defects. Biochimica et Biophysica Acta, 1453, 297-303, 1999.
  5. Li T, Wang J, Lam JT, Gutierrez EM, Solorzano RSV, Tsai H, Martín MG. Characterization of the murine polymeric receptor (pIgR) promoter: transcriptional regulation of pIgR gene by glucocorticoids. American Journal Physiology (Gastrointestinal and Liver Physiology), 276, G1425-1434, 1999.
  6. Martín MG, Wang J, Solorzano-Vargas RS, Lam JT, Turk E, Wright EM. Regulation of the human Na+/glucose cotransporter gene (SGLT1) by HNF-1 and Sp-1. American Journal Physiology (Gastrointestinal and Liver Physiology) In Press, 1999.
  7. McDiarmid SV, Gornbein JA, DeSilva PJ, Goss JA, Vargas JH, Martín MG, Ament ME, Busuttil RW. Factors affecting growth after pediatric liver transplantation. Transplantation, 67; 404-411, 1999.
  8. Quiros RE, Ament ME, Heyman MB, Martín MG, Rosenthal P, Hall TR, McDiarmid SV, Vargas JH. Variable morbidity in Alagille's syndrome: a review of 41 cases. Journal of Pediatric Gastroenterology and Nutrition, 29 (4), 431-437, 1999.
  9. Quiros-Tejeira RE, Ament ME, Heyman MB, Martin MG, Rosenthal P, Hall TR, McDiarmid SV and Vargas JH. Variable morbidity in Alagille syndrome: A review of 43 cases. Journal of Pediatric Gastroenterology and Nutrition, 29(6):431-437, 1999.
  10. Quiros-Tejeira RE, Ament ME, Rivera-Penera T, Cortina G and Vargas JH. Cytomegalovirus enterocolitis in an immunocompetent infant host: Another cause of treatable intractable diarrhea in infancy. Journal of Pediatric Gastroenterology and Nutrition,29(1):86-90, 1999.
  11. Younes B, Ament ME, McDiarmid SV, Martin MG, Gershman G, Vargas J. The involvment of gastrointestinal tract in post-transplant lymphoproliferative disease in pediatric liver transplantation. Journal of Pediatric Gastroenterology and Nutrition, 28(4), 380-385, 1999.
  12. Younes BS, Ament ME, McDiarmid SV, Martín MG, Gershman G, Vargas JH. The involvement of gastrointestinal tract in post-transplant lymphoproliferative disease in pediatric liver transplantation. Journal of Pediatric Gastroenterology and Nutrition, 28(4), 380-385, 1999.

 

Division Presentations

  1. Ament ME. American Society for Parenteral and Enteral Nutrition's 23rd Clinical Congress. San Diego, CA. Luncheon with the Experts, "Food Allergy" and Roundtable Talk, "The Nuts and Bolts of Pediatric Nutrition Support." 2/2/99.

  2. Ament ME. Pediatric Gastroenterology Symposium. Children's Hospital of Illinois, The University of Illinois, College of Medicine at Peoria. "Chronic diarrhea" and "Gastroesophageal Reflux Disease." 5/1/99.

  3. Ament ME. Crohn's & Colitis Foundation of America. Skirball Cultural Center. Los Angeles, CA. "New therapies and diagnostic tools for the pediatric patient." 5/22/99.

  4. Ament ME. The Fresno GI Study Group. Fresno, CA. "Celiac Sprue: Diagnosing the tip of the iceberg." 11/3/99.

  5. Ament ME. Grand Rounds. UCLA Medical Center, Department of Pediatrics. Los Angeles, CA. "Celiac Disease." 6/18/99.

  6. Ament ME. 10th Japan Society for Home Therapy Research. Higashi Sapporo Hospital. Sapporo, Japan. "Physician's role and responsibility in a hospital-based home care program." 7/3/99.

  7. Ament ME. Pediatric Grand Rounds. Community Hospital of the Monterey Peninsula. Carmel, CA. "Gastroesophageal reflux in infants and children." 11/9/99.

  8. Ament ME. 8th Workshop on Home Parenteral Nutrition. Sponsored by Caremark, Germany. Gottingen, Germany. "Home parenteral nutrition- Long-time observations." 11/19/99.
  9. Bahar R. "Gastrointestinal Bleeding in Children." Presented at The UCLA/Drew Multidisciplinary Conference on Gastrointestinal Bleeding, Los Angeles, CA, 1999.
  10. Bahar R. "Antibiotic-Associated Colitis." Presented at:
    (1) Grand Rounds, Department of Pediatrics, UCLA Department of Pediatrics, Los Angeles, CA,
    (2) Grand Rounds, Department of Pediatrics, UCLA/Drew School of Medicine,
    (3) Pediatric Update Symposium for Pediatricians and Primary Care Practicioners, Warner Center Marriott, Woodland Hills, CA,
    (4) Grand Rounds, Department of Pediatrics, Olive View/UCLA Medical Center, Sylmar, CA, 1999.
  11. Bahar R. "Developmental Disorders of the Gastrointestinal Tract." Presented at The UCLA Department of Pediatrics Noon Conference Series, Los Angeles, CA, 1999.
  12. Martin M. "Lessons from a physican-scientist"-UCLA MARC Research Program. Invited Lecture. Los Angeles, California. 3/1/99.
  13. Martin M. "Regulation of intestinal immunoglobulin genes" - NASPGN/Mead Johnson Research Forum, invited faculty participant. Scottsdale, Arizona. 4/8/99.
  14. Martin M. "Defining the effects of microbes on epithelial cell function" - Crohn's & Colitis Foundation of America, Board of Directors meeting. Beverly Hills, California. 6/8/99.
  15. Martin M. "Minority Menoring Session"-Endocrine Society, San Diego, California, 6/13/99.
  16. Martin M. "Characterization of the murine polymeric receptor (pIgR) promoter: transcriptional regulation of pIgR gene by glucocorticoids"-FASEB Summer Research Conference, Copper Mountain, Colorado,7/25/99.
  17. Martin M. "Recent Advancements in the Genetics of Gastrointestinal and Hepatobiliary Disorders"-American Society of Human Genetics-Chair of session, San Francisco, California, 10/21/99.
  18. Martin M. "Molecular pathogenesis of protein energy malnutrition induced decline in mucosal humoral immunity "-Stein-Oppenheimer Award Ceremony, Los Angeles, California, 11/2/99.
  19. Martin M. "Genetics Symposium"-North American Society for Pediatric Gastroenterology and Nutrition-Chair of session, Denver, Colorado, 10/22/99.
  20. Martin M. "Lessons Learned from the Career Path of a Physician Scientist" - California State University Dominguez Hill, 11/30/99.

 

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