Razumilava Lab People

Person working with equipment in lab

Get to know our team.

Lab Positions

The lab currently has openings for a lab technician and graduate student. Reach out to Dr. Nataliya Razumilava at [email protected] with your resume/CV if interested.

Principal Investigator
Nataliya Razumilava, MD

Nataliya Razumilava, MD
Assistant Professor of Internal Medicine
Medical School

Team Members
Ashley Calder

Ashley Calder PhD

Postdoctoral Fellow
 Takuki Sakaguchi

Takuki Sakaguchi MD, PhD

Postdoctoral Fellow
 Neha Nedumaran

Neha Nedumaran

Undergraduate Research Assistant

  • Mirabelle Peter, MS (she/they): Research Laboratory Technician Associate, 2021-2025

  • Nureen Hanisah Mohamad Zaki, MS: Assistant in Research (2015-2024)

  • Olivia Jeong (she/her): Undergraduate Research Assistant (2023-2024)

  • Dr. Junya Shiota, MD: Postdoctoral Fellow (2017-2020)

  • Christine Cieslak: Undergraduate Research Assistant (2015-2017)

Lab Life
Winter Family Holiday party with sister (Samuelson, Allen) labs, 2025

Winter Family Holiday party with sister labs (Samuelson, Allen), 2025
Nureen and Dr. Razumilava in AA 2024

Great to see Nureen in AA! 2024
Team members in front of research poster

DDW poster 2021
Team members at restaurant

Getting a "Taste of India" for a lunch! 2021 
Dr. Razumilava and Nureen in front of research poster

Look at this great AASLD 2019 poster Nureen put together!
Team members with suitcases traveling to AASLD 2019

On our way to AASLD 2019 with two posters!
Team members at restaurant

Great to catch up with Christine at Sava's, 2018
Team members at table

Lab Winter party, 2019

Announcements

  • August 2025: Mirabelle Peter, M.S. has successfully graduated from the University of Michigan's Masters program in Microbiology and Immunology! Congratulations! We sincerely wish them the best as they move on in their career.

  • May 2025: Dr. Nataliya Razumilava was awarded the New Faculty Service award, congrats Nataliya!

  • October 2024: Dr. Takuki Sakaguchi has joined the Razumilava lab as a Postdoctoral Fellow! Welcome to our team! We look forward to the work he publishes.

  • June 2024: Dr. Ashley Calder has been awarded the 2024 Summer Liver Academy Meeting (SLAM) Trainee Scholar Award. Congratulations Ashley!

  • October 2022: Nureen Hanisah Mohamad Zaki's graphical abstract has been selected for the cover of Hepatology. Congrats Nureen!

  • July 2022: Dr. Ashley Calder was awarded with the University of Michigan Postdoctoral Pioneer Program award, sponsoring her work until 2025!

  • June 2022: Dr. Nataliya Razumilava was awarded the UMCGR Early Career Investigator Outstanding Publication of the Year Award. Congrats Nataliya!

  • April 2022: Mirabelle Peter graduated from the University of Michigan LSA college and recieved her Bachelors of Science in Microbiology. Congratulations, Mirabelle!

November 2018: The Razumilava Lab's poster abstract on Cholangiocyte Biology received Poster of Distinction at the AASLD of 2018. Congratulations, team!