Vascular Communication & Microcirculation

The Isakson Lab at UVA’s CVRC studies how endothelial, smooth muscle, and immune cells communicate within the microcirculation. The goal is to advance our understanding, and identify new pharmacological targets, in disease states where disregulation of microcirculatory function is especially acute, including hypertension and heart failure.

Brant E. Isakson, PhD

Professor of Molecular Physiology and Biological Physics, School of Medicine, University of Virginia.

Resident Faculty, Robert M. Berne Cardiovascular Research Center


  • BA in Biology and in History from Gustavus Adolphus College.

  • PhD in Zoology & Physiology from the University of Wyoming focused on lung cellular communication.

  • Post-Doctoral work in cellular communication in the microcirculation at UVA

Isakson Lab and Friends

Lab group photo Lab group photo

...and a short video

Credit: UVA - School of Medicine YouTube Channel

Our lab was the first to publish on pannexins in the vasculature (Circ Res, 2011; Nature Comm 2015) and alpha globin in the endothelium (Nature 2012; J Clin Invest 2018; Nature Comm 2022).

With a plethora of editorials accompanying our work ( e.g., in Nature, Science Signaling, J Clin Invest, and Circ Res ), we feel our ideas have opened multiple new avenues of ideas and translatable products.

Our lab has been recognized with the American Physiological Society Bowditch Award for blood pressure research, and the Robert M. Berne Award for Outstanding Cardiovascular Research and Mentorship

I am completely committed to training and mentoring. I am PI on our long-running Cardiovascular Training Grant T32 and served as Director of Graduate Studies for over 10 years.

Isakson Lab research is focused on:

Extreme Physiology

Extrapolating cardiovascular physiology to dinosaurs and other animals in extreme environments.

Microcirculation in Disease

Linking small-vessel dysfunction to hypertension, stroke risk, and tissue injury.

Lymphatic Function

Studying lymphatics in adipose tissue and heart failure to understand fluid and immune balance.

Inflammation & Vessel Wall

Defining how inflammatory cells interact with endothelium to drive vascular injury.

Iron & ATP Signaling

Probing how iron and extracellular ATP regulate vascular function in the circulation and kidney.

Bench-to-Bedside Translation

From molecular and mouse models to IRB-approved human studies aimed at new therapies.

Vascular network under microscope

Latest Publications

Discover our most recent findings in leading journals and see how our work is shaping the future of vascular biology and translational medicine.

Explore Publications

Get to know the team

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Robert M. Berne Cardiovascular Research Center