Lab Members

Adina Turcu, MD, MS - PI

Assistant Professor of Internal Medicine, Division of Metabolism, Endocrinology & Diabetes (MEND).

Endocrinology Fellowship at the Mayo Clinic, Rochester, MN.

Dr. Turcu’s interests span a wide spectrum of translational and clinical studies of adrenal pathology, including: congenital adrenal hyperplasia, primary aldosteronism, Cushing syndrome, pheochromocytoma/paraganglioma and nonfunctioning adrenal tumors. Dr. Turcu has expertise in mass spectrometry and dedicates much of her research to the development of novel biomarkers with clinical utility in adrenal disorders.

Sonja Konzen

Research Assistant

Sonja graduated from the University of Michigan - Ann Arbor with a degree in Neuroscience. She is now a medical student at Virginia Commonwealth University School of Medicine.

In her spare time, she likes to go rock climbing, waterskiing, and travel.

Amira Rabbah

Undergraduate Student

Amira is a junior at the University of Michigan who joined the lab in the fall of 2020. She is majoring in Biomolecular Science and hopes to pursue a career in medicine.

In her free time she enjoys knitting, reading, and spending time outdoors.

Haiping Liu, PhD

Laboratory Technician

Haiping is a Research Area Specialist who joined the lab in the Fall of 2021. She has more than 10 years of laboratory experience. She works on steroid analysis and lab organization in Dr. Turcu's Lab.

She likes hiking, skiing, playing musical instruments, and cooking in her free time.



Chaelin Lee, PhD

Post-Doctoral Fellow

Chaelin is a postdoctoral fellow from South Korea. She majored in bioanalytical chemistry and is working on steroid analysis using LC-MS in Dr. Turcu's Lab.

In her free time, she enjoys watching movies and going for walks.

Zara Salman, MD

Clinical Coordinator




Summer Undergraduate Research Students

Elizabeth Harsh

F-CVC SURF Program

Summer 2022


Elizabeth is a junior at Calvin University who joined the lab for the summer of 2022. She is majoring in Biology with a Biochemistry minor and wants to become a medical doctor.


In her free time, she enjoys playing sports, hiking, and traveling to new places.

Asha Coy

SURF Program

Summer 2021


Asha joined the Turcu lab for the summer of 2021 after her freshman year at University of Wisconsin - Madison.

Past Lab Members

Bjoern Brixius

Research Assistant

Bjoern is a versatile Chemical Analyst / Technician from Saarbruecken, Germany. With more than 20 years of laboratory experience in industrial as well as academic settings, he will be supporting the Turcu Lab in LC/MS tasks and lab organization. He transferred from the School of Public Health / Environmental Health Sciences at UMich.


He loves spending time with his family, is a fanatic music fan (mainly Rock / Metal / Eighties) and enjoys watching sports.

Yuta Tezuka, MD

Post-Doctoral Fellow

Yuta Tezuka is a postdoctoral research fellow who commits his efforts to provide new insight into adrenal disorders. Yuta has 4-year clinical experience working at the endocrine unit of Tohoku University Hospital, Japan, where he also completed his PhD . Yuta is enthusiastic about clinical and translational research, particularly on primary aldosteronism, using pathological and biochemical approaches.

In his free time, Yuta enjoys BBQ, watching movies, and listening to classical music.

Taweesak (Notch) Wannachalee

Post-Doctoral Fellow


Aya Namba

Post-Doctoral Fellow


Kae Ishii

Visiting Medical Student from Tohoku University Japan

Nanako Atsumi

Visiting Medical Student from Tohoku University Japan


Jianwei Ren

Laboratory Technician