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Lab Members


Principal Investigator
Manaf Alsudaney, MD profile image
Manaf Alsudaney, MD
Project Adviser

Manaf Alsudaney, MD, earned his medical degree from Medical College in Baghdad, Iraq. He joined the Yang Lab at Cedars-Sinai in 2019. He is currently a project adviser at Cedars-Sinai Medical Center, where he plays a key role in managing hepatology and transplant research programs. Manaf has extensive experience in clinical trials, regulatory affairs, financial management and team leadership.

Perla Hernandez profile image
Perla Hernandez
Clinical Research Coordinator II

Perla Hernandez is a UCLA graduate fluent in English and Spanish, and proficient in Portuguese, with over four years of clinical research experience. At Cedars-Sinai, she oversees the Yang Lab’s daily research operations, manages study budgets, regulatory submissions and supports study startup. She ensures compliance, coordinates audits and contributes to the successful conduct of multiple clinical trials.

Daniel Marco Legaspi, MD profile image
Daniel Marco Legaspi, MD
Clinical Research Coordinator I

Daniel Marco Legaspi, MD, earned his medical degree from the Universidad Autónoma de Guadalajara in 2021. He joined the Yang Lab at Cedars-Sinai in March 2025, where he coordinates clinical interventional trials in hepatology oncology. He has extensive experience managing Phase I–III interventional studies in both pharmaceutical and medical device research, collaborating closely with industry sponsors.

Alison Sanford profile image
Alison Sanford
Clinical Research Coordinator I

Alison Sanford received her bachelor's degree in public health from the University of California, Berkeley (UCB), and her research interests lie in chronic disease epidemiology. She joined the Yang Lab in 2023 and oversees the processing, storage and retrieval of samples from the group's biobank.

Monserrat Marquez profile image
Monserrat Marquez
Clinical Research Coordinator I

Monserrat Marquez received her bachelor’s degree in molecular, cellular and developmental biology from Yale University. She joined the Yang Lab in 2022 and contributes to various studies by running patient visits, maintaining accurate records in study binders and EDC, and preparing for study monitoring visits.


Alumni Lab Members

Contact the J. Yang Lab

Comprehensive Transplant Center
8900 Beverly Blvd., 252A
Los Angeles, CA 90048