Stephen D. Hursting, PhD, MPH
Institute Director and Professor of Nutrition
hursting@email.unc.edu
704-250-5059
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Dr. Hursting is the Director and a Professor of Nutrition at the UNC Nutrition Research Institute in Kannapolis, NC. He is also Professor in the Department of Nutrition and the Lineberger Comprehensive Cancer Center at the University of North Carolina at Chapel Hill. An international leader in the area of nutrition, obesity, metabolism and cancer, his lab focuses on the molecular and metabolic mechanisms underlying obesity-cancer associations, and the impact of obesity- energy balance modulation (eg, calorie restriction and exercise) or pharmacologic agents on cancer development, progression, and responses to chemotherapy. Primarily using genetically engineered mouse models of breast cancer (recently in parallel with several clinical trials), colon cancer and pancreatic cancer, Dr. Hursting has identified the IGF1/Akt/mTOR and NF-kB signaling pathways as key targets for breaking the obesity-cancer link. His publications establish causal links between obesity, cancer and several systemic factors (including IGF-1, insulin, leptin and IL-6) and components of their downstream signaling pathways (including mTOR and NF-kb).
Prior to joining the UNC faculty in 2014, Dr. Hursting was Professor and Chair of the Department of Nutritional Sciences at the University of Texas (UT) at Austin, the McKean-Love Endowed Chair of Nutritional, Molecular and Cellular Sciences in the UT College of Natural Sciences, and Professor of Molecular Carcinogenesis at the UT-MD Anderson Cancer Center (2005-14). Dr. Hursting earned a BA in biology from Earlham College and a PhD in nutritional biochemistry and an MPH in nutritional epidemiology from the University of North Carolina at Chapel Hill. He also completed postdoctoral training in molecular biology and cancer prevention as a Cancer Prevention Fellow at the National Cancer Institute (NCI).
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Numair Attaar
Research Assistant, Hursting Lab - Chapel Hill
Numair is an undergraduate student at the University of North Carolina at Chapel Hill where he is pursuing a BS in Biology with a minor in Philosophy, with hopes of earning a BSPH in Nutrition. He is a research assistant in Dr. Hursting’s lab at the Gillings School of Public Health and is passionate about cancer research. He hopes to attend medical school and pursue a career as a clinician.

Ximena Bustamante-Marin, PhD
Assistant Professor, Hursting Lab - Chapel Hill
Dr. Bustamante-Marin earned her PhD in Biological Sciences with mention in Physiology from Pontifical Catholic University of Chile. After completing a Research Scholar training at Duke University and a postdoctoral appointment in the Cystic fibrosis Department at UNC, Dr. Bustamante-Marin joined the Gillings School’s Department of Nutrition in July 2019 as a Research Assistant Professor. Her research focuses on comprehending the effects of obesity on the function of the primary cilium in breast cancer cells and the consequences of the enrichment of cilia on the tumor microenvironment, metabolic reprogramming, and metastatic potential. She is also investigating the impact of obesity on the composition of extracellular vesicles derived from mammary tumors, and how the content of extracellular vesicles can modify metabolic pathways. Understanding the effects of obesity on the function of the primary cilium and in the composition of extracellular vesicles could generate opportunities for early detection and clinical interventions during breast cancer development.

Angela Clontz
Graduate Research Assistant, Hursting and Voruganti Labs
Angela joined the NRI in August 2022 after graduating from Meredith College in Raleigh, NC, in May 2022 with a Master of Science in Nutrition. Her master’s degree focused on dietetics to become a future registered dietitian. Before completing her graduate studies, Angela gained 20 years of research experience in the pharmaceutical industry by managing first-in-class and first-in-human clinical trials, especially in immuno-oncology therapies. Angela is co-mentored at NRI by Dr. Hursting Dr. Voruganti where her focus is to expand nutrition research into human clinical trials and focus on identifying nutritional and genetic factors that can aid in early disease detection and using the mechanisms of metabolomics for adjuvant therapy in cancer treatment.

Michael Coleman, PhD
Postdoctoral Research Associate, Hursting Lab - Chapel Hill
Mike completed his PhD in Biochemistry and Cell Biology at the University College Cork in Ireland, where his work examined the role of growth factor signaling in mitochondrial homeostasis. He joined the Hursting lab for postdoctoral training in 2017 to explore systemic and cellular metabolic determinants of cancer therapy outcomes. He is now based in Chapel Hill, but fondly remembers the first half of his postdoctoral training at the NRI.

Emily Devericks
Doctoral Student, Hursting Lab-CH
Emily began working at UNC Chapel Hill in August 2019 as a doctoral student. She is studying the metabolic links between obesity and ferroptosis in breast cancer under the mentorship of Dr. Hursting. Prior to her time in Chapel Hill, Emily attended UC Berkeley where she graduated with a degree in Molecular Toxicology.

Elaine (Elle) Glenny, PhD
Postdoctoral Research Associate, Hursting Lab - Chapel Hill
Elle completed her PhD at the University of North Carolina-Chapel Hill under the supervision of Dr. Ian Carroll where she investigated the consequences of severe calorie restriction on intestinal stem cell function and potential interactions of the gut microbiota. To further delineate dietary regulation of intestinal epithelial cell function, Elle has remained at UNC-Chapel Hill where she is now working with Drs. Stephen Hursting and Jatin Roper (Duke University) to investigate adipose-derived inflammatory factors that may drive colorectal tumor progression in obesity.

Emma Grindstaff
Research Assistant, Hursting Lab - Chapel Hill
Emma joined the Hursting Lab in Chapel Hill in spring of 2020 under the mentorship of Dr. Ximena Bustamante-Marin. She is an undergraduate student at the University of North Carolina at Chapel Hill where she is pursuing a Bachelor of Science in Public Health in the Nutrition program through the UNC Gillings School of Global Public Health, as well as a Bachelor of Arts in Hispanic Languages and Cultures and a minor in chemistry. Emma is excited to become more familiar with laboratory techniques and to learn more about the world of research in Dr. Hursting's lab, and she hopes to attend medical school following her undergraduate career.

Alyssa Ho
Research Technician, Hursting Lab - Chapel Hill
Alyssa joined the Hursting Lab in May 2018 working at the NRI as a summer undergraduate research assistant. She then joined the Hursting Lab in Chapel Hill where her work focuses on targeting metabolic pathways through pharmacological and chemotherapeutic interventions to improve triple-negative breast cancer therapy. She obtained both her BSPH in Nutrition in May 2020 and her MS in Nutrition in May 2021 from the UNC Gillings School of Global Public Health. She is now working as a Research Technician in the Hursting Lab and hopes to attend medical school in the future.

Violet Kiesel, PhD
Postdoctoral Research Associate, Hursting Lab - Chapel Hill
Violet works as a postdoctoral researcher for Dr. Stephen Hursting. Her research focuses on metabolic perturbations that arise in cancer cells and how these perturbations change throughout the course of metastatic progression, particularly in the context of hypoxia. She earned her doctorate and masters degrees from the Department of Nutrition Science at Purdue University, and her bachelors in biological sciences from the University of Delaware.

Hannah Malian
Graduate Student, Hursting Lab-CH
Hannah received her Bachelor of Science in Nutrition and Exercise from Virginia Tech in May 2018. She is currently a MPH-Nutrition student at Gillings and works in the Hursting Lab. Hannah is excited to research the impact of obesity and chronic disease on metabolism. In her free time, Hannah likes to spend time outside and bake desserts.

Victoria (Tori) McFarlane
Graduate Student, Hursting Lab - Chapel Hill
Tori graduated from UNC Chapel Hill in May 2021 with a Bachelor of Science in Public Health and a Minor in Chemistry, completing an Honors Thesis investigating the microbial and metabolic impacts of surgical and dietary weight loss interventions for obesity in a preclinical breast cancer model. She is currently pursuing a Master of Science degree as a Graduate Research Assistant in the Chapel Hill Hursting Lab within the Gillings School of Global Public Health, where she studies the interaction between gut microbiota composition and immunotherapy response in the context of basal-like breast cancer.

Evan Paules, PhD
Postdoctoral Research Associate, Hursting Lab
Evan Paules joined the NRI in August 2016 as a doctoral student under the mentorship of Dr. Zeisel. Following his graduation, Evan joined the lab of Dr. Hursting where he is now a postdoctoral researcher. Evan is currently investigating the determinants of heterogenic responses to dietary interventions in individuals. Evan attended Rider University where he graduated with a double major in Biochemistry and Behavioral Neuroscience. He was also a member of Rider University’s Division 1 swim team for all four years while he attended Rider.

William Pressel III
Graduate Student, Hursting Lab
Before getting a B.S. in Biology from UNC Charlotte, Bill completed an A.A.S. in Biotechnology at Rowan-Cabarrus Community College and worked with protein-polyphenol aggregates as a technician in Dr. Lila's lab at PHHI. After graduating, their interests in the intersections of Nutritional Biology and Social Ecology have led their work/study through diverse occupations such as greenhouse management, restoration agriculture, community organizing, and worker cooperatives (currently they are involved in an exploratory group to build natural houses and pools, and do permaculture landscaping). They are also very excited to be back in a lab environment and interested in continuing their education by entering a graduate program in the near future.

Nivetha Ramasamy
Research Assistant, Hursting Lab-CH
Nivi is an undergraduate student at the University of North Carolina at Chapel Hill where she is pursuing a BSPH in Nutrition and a BS in Neuroscience with a minor in Chemistry. She is a research assistant in Dr. Hursting’s lab at the Gillings School of Public Health and is helping to research the connection between obesity and colon cancer. She hopes to attend graduate school and pursue a research-based career in the future. In her free time, she enjoys doing bhangra (an Indian style of dance) and playing her violin or guitar.

Ariana Reid
Research Technician, Hursting Lab - NRI
Ariana joined the NRI in November 2021 as a research technician in the Hursting lab. She graduated from UNC Chapel Hill in 2021 with a BS in Biology and minors in Chemistry and Health and Society. She's excited to work as a research technician and gain lab experience. In her free time, Ariana enjoys playing video games and creating art.

Erika Rezeli
Lab Manager, Hursting Lab - Chapel Hill

Ashlee Taylor
Research Assistant, Hursting Lab-CH
Ashlee is a medical student at UNC Chapel Hill School of Medicine and is pursuing a scholarly concentration in nutrition. She recently joined Dr. Hursting's lab to study obesity-cancer associations and how these translate to a clinical setting. In her free time, she enjoys cooking and creating recipes for her food blog, running, road biking, traveling to new places and cheering on the Tar Heels! Ashlee is from Lenoir, NC and completed her BS in Biology at UNC Chapel Hill.

Melissa VerHague, PhD
Lab Manager, Hursting Lab
Melissa VerHague earned her PhD in molecular pathology from Wake Forest University. Her dissertation investigated the impact of apolipoprotein A-IV on triglyceride secretion and lipoprotein particle expansion associated with hepatic steatosis. A native of Buffalo, NY, she joined the NRI as a postdoctoral research associate in September of 2014. Currently, her research focuses on genetic links in obesity, nutrition, and cancer using genetically diverse mice. In addition to managing the Hursting Lab at the NRI, she is the manager of the NORC Animal Metabolism Phenotyping Core in Kannapolis.
New Optimism for Breaking the Obesity-Cancer Link
by Violet Kiesel, PhD Obesity is a major problem. Having obesity increases risk of developing serious chronic diseases like cancer, which can reduce quality of life and lifespan. This risk becomes more striking when considering the growing number of people who are...
Hursting receives AICR’s Distinguished Service Award
Stephen D. Hursting, PhD, MPH, Director of the Nutrition Research Institute and Professor of Nutrition at the University of North Carolina, was awarded the American Institute for Cancer Research’s (AICR) Distinguished Service Award on November 2 at the 2022 AICR...
Impact Report FY22
Appetite for Life: Nutrition and Other Factors to Combat Cancer
2019
2018
2017
Obesity and Cancer Metabolism: A Perspective on Interacting Tumor-Intrinsic and Extrinsic Factors.
When less may be more: calorie restriction and response to cancer therapy.
Energy balance and obesity: what are the main drivers?
Metabolic Reprogramming by Folate Restriction Leads to a Less Aggressive Cancer Phenotype.