Doug Walker

Applications of metabolomics for exposome research

Break-out session

Douglas Walker, PhD, joined the Department of Environmental Medicine and Public Health as an Assistant Professor. He received his BS in 2009 from the University of Massachusetts-Dartmouth and completed his PhD in 2017 from Tufts University in Environmental and Water Resources Engineering.

During his postdoctoral fellowship at Emory University, he acted as Director of Exposome Research for the Clinical Biomarkers Laboratory and was a member of the HERCULES Exposome Research Center. Through application of high-resolution mass spectrometry platforms, Dr. Walker has shown it is possible to provide measures of 10,000-100,000 chemical signals in a cost-effective manner using a single human blood sample, providing a key advance for nutritional assessment, precision medicine and exposome research. At Mount Sinai, his research will be focus on continued development and application of advanced analytical strategies for measuring the occurrence, distribution and magnitude of previously unidentified environmental exposures and assist in delineating the mechanisms underlying environment-related diseases in humans.

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Doug Walker

Contact information

douglas.walker@mssm.edu

Mount Sinai

Atran Berg Laboratory Building Floor 3 Room 391428 Madison AveNew York, NY 10029

Areas of Expertise

Metabolic Health Metabolomics

Decoding the exposome

Decoding the exposome

The environment we live in has a dominant impact on our health. It explains an estimated seventy percent of the chronic disease burden. Where we live, what we eat, how much we exercise, the air we breathe and whom we associate with; all of these environmental factors play a role. The combination of these factors over the life course is called the exposome. There is general (scientific) consensus that understanding more about the exposome will help explain the current burden of disease and that it provides entry points for prevention and ...

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