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HIV/AIDS Research

HIV-1 APIs modulate Ca2+ signaling in secretory epithelial cells

Published in Obesity and Diabetes Week, June 7th, 2004

HIV-1 aspartyl protease inhibitors modulate Ca2+ signaling in secretory epithelial cells.

"Aspartyl protease inhibitors (APIs) effectively extend the length and quality of life in human immunodeficiency virus (HIV)-infected patients, but dose-limiting side effects such as lipodystrophy, insulin resistance, and diarrhea have limited their clinical utility," wrote investigators at Harvard University. "Here, we show that the API nelfinavir induces a secretory form of diarrhea in HIV-infected patients."

"In vitro studies demonstrate that nelfinavir potentiates muscarinic stimulation of Cl- secretion by T84 human intestinal cell monolayers...

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