Letts and Maldonado Labs at the Zoo, Summer 2023

From left to right: Dr. Maldonado, Dr. Letts, Chemisty graduate student Liam Twomey, Undergraduate researcher Yuxin Jiang, Project Scientist Abhilash Padavannil (added with Photoshop), MARC summer researcher Malik Hassan, BMCDB graduate student Maria Ayala, BioGAP summer researcher Patrick Roehling, BMCDB graduate student EImy Castellanos (added with Photoshop), Lab manager Clare Bolduc and Avenue B undergraduate researcher Katia Campos.


Letts Lab at the California Raptor Center, Winter 2023

From left to right: Rotation Student Woori Choi, Lab manager Clare Bolduc, Junior Specialist Ziyi Fan, Dr. Letts, BMCDB student Maria Ayala, ADAR Student Malik Hassan, Project Scientist Abhilash Padavannil and Undergraduate researcher Peiyi (Nina) Liu.


Letts Lab Spring 2021

From left to right: María Ayala, Andrea Lopez Arguello, Dr. María Maldonado, Dr. James Letts, Eimy Castellanos, Dr. Abhilash Padavannil


Letts Lab Summer 2019

From left to right: Dr. James Letts, Maria Zaragoza, Dr. María Maldonado, Kaitlyn Abe and Chad Goodwin. Photo credit: David Slipher/UC Davis


James A. Letts, PhD

Assistant Professor

ORCID ID: 0000-0002-9864-3586

Contact: jaletts at ucdavis dot edu

Faculty Profile

Google Scholar Profile


Abhilash Padavannil, PhD

Assistant Project Scientist

ORCID ID: 0000-0002-9949-6776



Dong Woo Shin, PhD Postdoctoral Scholar

Clare Bolduc, Staff Research Scientist


Graduate Student Members

María Ayala (BMCDB)

American Heart Association Pre-doctoral Fellow

HHMI Gilliam Scholar



Eimy Castellanos (BMCDB)

American Heart Association Pre-doctoral Fellow





Undergraduate Members

  Hannah Tan, Undergraduate researcher

  Malik Hassan, ADAR and MARC Scholar

  Peiyi (Nina) Liu, Undergraduate researcher

  Shreya Kate, Undergraduate researcher

Honorary Members


Forest the Great Horned Owl

The Letts Lab adopted Forest after their trip to the California Raptor Center in February of 2023





Former Members

Ziyi Fan, Undergraduate Researcher and Junior Specialist

Maria Maldonado, PhD

Lab Website

Leading Edge Fellow

Contact: mmaldo at ucdavis dot edu

ORCID ID: 0000-0002-3428-1053

Google Scholar Profile

Katia Campos, Avenue B research scholar


Patrick Roehling

BioGap Summer Researcher






Kaitlyn Abe



    Andrea Lopez Arguello

  Rodolfo Murguia

Qiyuan Zhou

      Chad Goodwin

Caleb Bower

Maria Guadalupe Zaragoza

Long Zhou, PhD

Interested in joining us? Please see our Opportunities page.