Dr. Wendy Chung explains a graphic depicting a cross section of a potassium channel in a smooth muscle cell of the pulmonary artery.
A study by Dr. Chung has identified six new mutations in a gene called KCNK3 that can interfere with the function of potassium channels in the pulmonary artery, leading to pulmonary hypertension. The mutations are depicted in color at the locations where they exert their effects.
Dr. Wendy Chung MD, PhD, is the Herbert Irving Assistant Professor of Pediatrics at CUMC and director of clinical genetics at NewYork-Presbyterian/Columbia.

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