Author

Regina Jenkins

Vanderbilt University Medical Center

Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.

Biology Disciplines

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Physiology· 2

Signature Assays, Organisms & Methods

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Research Focus:cell type annotation· 2 Approach:experimental assay· 2 Organism:human· 2 Assay:bulk RNA-seq· 1 Research Focus:database / resource· 1 Research Focus:differential expression· 1 Assay:imaging· 1 Research Focus:polygenic risk· 1

Frequent Co-Authors

Alvin C. PowersiD· 2 shared Jean‐Philippe CartailleriD· 2 shared Radhika AramandlaiD· 2 shared Adel EskarosiD· 1 shared Alexander L. HopkirkiD· 1 shared Amber M. BradleyiD· 1 shared Anastasia Coldren· 1 shared Anna L. GloyniD· 1 shared

Activity by Year

2026-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 45 mutual co-author links

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2 shared papersPhysiology

Alvin C. PowersORCID

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Author profile →

2 papers

Recent·Most cited

MAFB is essential for the maintenance of adult human α-cell identity and glucagon secretion

Katie Colbert Coate, Jinhua Liu, Min Guo, Xin Tong, Vy M. N. Coykendall, Cristina Harmelink, Nandita Dey, Garrett Reynolds, Neha Mohanty, Regina Jenkins, Radhika Aramandla, Jeeyeon Cha, Alvin C. Powers, Patrick E. MacDonald, Seung K. Kim, Roland W. Stein

This study shows that MAFB is essential for maintaining adult human α-cell identity and function, linking its downregulation to impaired glucagon secretion and mitochondrial dysfunction in diabetes.

bioRxiv · Aug 18, 2026 · PreprintPhysiology

Heterogeneous endocrine cell composition defines human islet functional phenotypes

Carmella Evans‐Molina, Yasminye D. Pettway, Diane C. Saunders, Seth A. Sharp, Thomas S. R. Bate, Han Sun, Heather H. Durai, Shaojun Mei, Anastasia Coldren, Corey Davis, Conrad Reihsmann, Alexander L. Hopkirk, Jay Taylor, Amber M. Bradley, Radhika Aramandla, , Marcela Briššová

In 299 islet preparations from donors without diabetes, endocrine cell composition, not donor demographics, tracked insulin secretion, and δ cell percentage rose with type 2 diabetes genetic risk.

Nature Communications · May 12, 2026Peer-reviewedPhysiology✦ In-depth digest