Examining a Cell Survival Mechanism in Development of Lung Cancer

Rutgers Cancer Institute of New Jersey investigator awarded grant for research

‘Jessie’ Yanxiang Guo, PhDNew Brunswick, N.J. – Rutgers Cancer Institute of New Jersey researcher ‘Jessie’ Yanxiang Guo, PhD, has received a $628,884 Transition Career Development Award (K22CA190521) from the National Cancer Institute to investigate the role of a cell survival mechanism known as autophagy in lung cancers driven by the active Kras protein, which is responsible for cell division.  The aim is to provide a new strategy for lung cancer treatment.

Between 85 to 90 percent of lung cancers are non-small-cell lung cancer (NSCLC), and mutations in the Ras protein family – including Kras – are frequently detected in this type of cancer. Drugs directly targeting Ras mutations in NSCLC have not been effective.

Working in the laboratory of her mentor Eileen White, PhD, Rutgers Cancer Institute associate director for basic science, for the past five years, Dr. Guo discovered that cancer cells activated by the Ras protein family require autophagy for cell maintenance, metabolic stress tolerance and tumor development. When Ras proteins are ‘switched on,’ they have the ability to turn on other proteins that can activate genes responsible for cell growth and survival. With that, Guo’s work will explore the impact of autophagy on cell metabolism and lung cancer growth.

“By learning more about how autophagy impacts the cellular metabolism of Ras-driven cancer cells, we may be able to identify novel treatment approaches targeting this process for lung and other cancers,” notes Guo, who was recently appointed as an assistant professor of medicine at Rutgers Robert Wood Johnson Medical School.

The project period runs through August 2018.

About Rutgers Cancer Institute of New Jersey
Rutgers Cancer Institute of New Jersey (www.cinj.org) is the state’s first and only National Cancer Institute-designated Comprehensive Cancer Center. As part of Rutgers, The State University of New Jersey, the Cancer Institute of New Jersey is dedicated to improving the detection, treatment and care of patients with cancer, and to serving as an education resource for cancer prevention. Physician-scientists at the Cancer Institute engage in translational research, transforming their laboratory discoveries into clinical practice, quite literally bringing research to life.  To make a tax-deductible gift to support the Cancer Institute of New Jersey, call 848-932-3637 or visit www.cinj.org/giving. Follow us on Facebook at www.facebook.com/TheCINJ.

The Cancer Institute of New Jersey Network is comprised of hospitals throughout the state and provides the highest quality cancer care and rapid dissemination of important discoveries into the community. Flagship Hospital: Robert Wood Johnson University Hospital. System Partner: Meridian Health (Jersey Shore University Medical Center, Ocean Medical Center, Riverview Medical Center, Southern Ocean Medical Center, and Bayshore Community Hospital). Major Clinical Research Affiliate Hospitals: Carol G. Simon Cancer Center at Morristown Medical Center and Carol G. Simon Cancer Center at Overlook Medical Center. Affiliate Hospitals: JFK Medical Center, Robert Wood Johnson University Hospital Hamilton (CINJ Hamilton), and Robert Wood Johnson University Hospital Somerset. 

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