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Office
3838 N Campbell Ave
Tucson, AZ 85719Phone+1 520-694-8888Fax+1 520-694-0502
Education & Training
- Massachusetts General HospitalFellowship, Gastroenterology, 1987 - 1991
- Massachusetts General HospitalResidency, Internal Medicine, 1984 - 1987
- Yale School of MedicineClass of 1984
Certifications & Licensure
- AZ State Medical License 2018 - 2026
- CA State Medical License 1990 - 2025
- MI State Medical License 1991 - 2019
- American Board of Internal Medicine Internal Medicine
- American Board of Internal Medicine Gastroenterology
Awards, Honors, & Recognition
- CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory EMR, Epic Systems Corporation, 2012-2013
- Elected Member Institute of Medicine, 2008
- Elected Member The American Society for Clinical Investigation, 1998
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Publications & Presentations
PubMed
- Early Onset Colorectal Cancer: Molecular Underpinnings Accelerating Occurrence.Atehkeng Zinkeng, F Lloyd Taylor, Samuel H Cheong, Heyu Song, Juanita L Merchant
Cellular and Molecular Gastroenterology and Hepatology. 2025-01-01 - Combined flat-field and frequency filter approach to correcting artifacts of multichannel two-photon microscopy.Thomas Knapp, Natzem Lima, Noelle Daigle, Suzann Duan, Juanita L Merchant
Journal of Biomedical Optics. 2024-01-01 - 2 citationsThe bHLH transcription factor ASCL1 promotes differentiation of endocrine cells in the stomach and is regulated by Notch signaling.Elise S Hibdon, Theresa M Keeley, Juanita L Merchant, Linda C Samuelson
American Journal of Physiology. Gastrointestinal and Liver Physiology. 2023-11-01
Press Mentions
- Expert on Stomach Cancer Speaks at Graduate Research Day at Augusta UniversityMarch 10th, 2017
Grant Support
- Molecular Biology CoreNational Institute Of Diabetes And Digestive And Kidney Diseases2006–2012
- Transcriptional Control Of GastrinNational Institute Of Diabetes And Digestive And Kidney Diseases2007–2011
- Cellular Decisions Of Differentiation In The GI TractNational Institute Of Diabetes And Digestive And Kidney Diseases2002–2011
- Mechanisms Of Gastrointestinal Growth And TransformationNational Institute Of Diabetes And Digestive And Kidney Diseases2000–2011
- Mechanisms Of Gastrointestinal Growth And TransformationNational Institute Of Diabetes And Digestive And Kidney Diseases2010
- Mechanisms Of Gastrointestional Growth &TransformationNational Institute Of Diabetes And Digestive And Kidney Diseases2005–2009
- Altering Gastric Epithelial Cell DifferentiationNational Institute Of Diabetes And Digestive And Kidney Diseases2003–2007
- Transcriptional Control Of GastrinNational Institute Of Diabetes And Digestive And Kidney Diseases1997–2007
- Pathologic Influences Modulating Gastric Epithelial DifferentiationNational Institute Of Diabetes And Digestive And Kidney Diseases2002
- Transcriptional Control Of GastrinNational Center For Research Resources1996–2000
- Third Conference On GastrinNational Institute Of Diabetes And Digestive And Kidney Diseases1999
- Transcriptional Control Of Gastrin By Growth FactorsNational Institute Of Diabetes And Digestive And Kidney Diseases1993–1996
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