If you are interested in working in Professor O'Brien's lab, fill out the O'Brien Lab Application and e-mail it to Dr. Kimberly O'Brien, at koo4@cornell.edu.

Kimberly O'Brien

Principal Investigator

Kimberly O. O’Brien, Ph.D.

Professor, Cornell University, Division of Nutritional Sciences
Adjunct Professor, University of Rochester School of Medicine, Department of Obstetrics and Gynecology, Rochester, NY

Yiqin Wang

Postdoctoral Associate

Yiqin Wang

Yiqin did his undergraduate studies in Biology and received training in Bioinformatics in Shanghai, China. He completed his PhD in Molecular Nutrition at Cornell University in late 2019 with dissertation research focused on the human mitochondrial genome and its roles in development and aging. After graduation, he continued as a postdoc at Cornell University. He is currently a member of the FeGenes team, working with Dr. Kimberly O’Brien and Dr. Andrew Clark to understand the differences in iron homeostasis between East Asians and Europeans. He has a broad interest in studying human diseases, particularly identifying maternal, fetal, and placental determinants of child development and diseases across the life course.

Yaqin Xu

Lab Manager

Yaqin Xu

Dr. Xu graduated as MD from TongJi Medical College, and received her Ph.D. in Biochemistry and Molecular Biology from Peking Union Medical College. She had her postdoctoral training and became an Instructor at Weill Cornell Medical College. Dr. Xu joined Professor O'Brien's lab in November 2021 as the Lab Manager overseeing laboratory operations and instructing students. Dr. Xu likes hiking, running, boating, and cooking. She is also active in Boy Scouts of Troop 55 as an assistant scoutmaster.

sara bird

Human Subject Research Coordinator

Sara Bird

Degrees: B.S., Health Science and Sociology; M.P.H., Public Health
Background: Sara completed her bachelor's degree at SUNY Brockport in 2016. She then went on to complete her master's in public health at the University of Rochester and recently graduated in 2021. Sara has been working at the University of Rochester since 2017. She recently joined the O'Brien Lab as a team member studying ethnic differences in iron absorption.

alexa barad

Alexa Barad, MS, RD

Degrees: B.S., Nutritional Science; M.S., Nutritional Science; R.D.
Year Entered: 2019
Background: Alexa is originally from Costa Rica. She completed her undergraduate degree at Texas A&M University and her Master of Science and Dietetic Internship at the University of Florida. Her doctoral research aims to improve understanding of genetic and biochemical variations in iron absorption and how these differences affect iron homeostasis across different ethnicities.

Samiha Azgar

Samiha Azgar 

Degrees Earned: B.S., Pyschology with a minor in Biochemistry 
Year Entered: 2022

julia caldropoli

Julia Caldropoli | College of Human Ecology | Human Biology, Health, and Society | Class of 2023

 aurora

Aurora Basnet | College of Human Ecology | Global and Public Health Sciences | Class of 2023

audrey lewis

Audrey Lewis | College of Human Ecology | Global and Public Health Sciences | Class of 2023

jordan amoako

Jordan Amoako | College of Agriculture and Life Sciences | Biology & Society | Class of 2024 

angelina tang

Angelina Tang | College of Human Ecology | Global and Public Health Sciences | Class of 2024

joanne wang

Joanne Wang | College of Arts & Sciences | Biochemistry | Class of 2024

Amy Qiao

Amy Qiao | College of Human Ecology | Human Biology, Health, and Society | Class of 2025

Daniel Clarke

Daniel Clarke | College of Agriculture and Life Sciences | Biology and Society | Class of 2024 

sofia

Sofia Lorente | College of Agriculture and Life Sciences | Biological Sciences | Class of 2024 

anna thomas

Anna Thomas | College of Agriculture and Life Sciences | Biological Sciences | Class of 2024

Chloe Haller

Chloe Haller | College of Agriculture and Life Sciences | Biology & Society | Class of 2025

Waverly Shi

Waverly Shi | College of Arts and Sciences | Biology & Society | Class of 2025

 clara deley

Clara Deley | College of Human Ecology | Nutritional Sciences | Class of 2022

chloe hasund

Chloe Hasund | College of Human Ecology | Global and Public Health Sciences | Class of 2022

deedee maizes

DeeDee Maizes | College of Human Ecology | Human Biology, Health, and Society | Class of 2022

brendan parent

Brendan Parent  | College of Arts and Sciences | Chemistry | Class of 2022

claire gao

Claire Gao | College of Agriculture and Life Sciences | Biometry & Statistics | Class of 2022

hannah lee

Hannah Lee | College of Human Ecology | Biological Sciences | Class of 2022

youri jang
Youri Jung | College of Human Ecology | Human Biology, Health, and Society | Class of 2021

jessica leipman
Jessica Leipman | College of Arts and Sciences | Biological Sciences (Nutrition) | Class of 2020

fernanda nunes
Fernanda Nunes | College of Human Ecology | Nutritional Sciences | Class of 2021

Abhirami Ramakrishnan
Abhirami Ramakrishnan | College of Arts and Sciences | Biology and Society & Chemistry | Class of 2020 

julie thompson
Julie Thompson | College of Arts and Sciences | Biological Sciences | Class of 2020 

Meet our honorary lab members

teddy the cat Teddy

oreo the black and white mixed breed fluffy dog Oreo long haired daschund named coco Coco siamese cat names sesame sauceSesame Sauce

 

blueberry picking

Our summer 2022 lab team blueberry picking!

O'brien lab team in tree house

Our summer 2021 lab team in Dr. O’Brien’s tree house!

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Contact the O'Brien Lab

Kimberly O'Brien, Ph.D.
230 Savage Hall
Cornell University
Ithaca, NY 14853
(607) 255-3743
koo4@cornell.edu