Inhibition of Autophagy by Chloroquine Stimulates Nitric Oxide Production and Protects Endothelial Function during Serum Deprivation
Author(s) -
Cezar Rangel Pestana,
Jorge Oishi,
Heloísa Sobreiro Salistre-Araújo,
Gerson Jhonatan Rodrigues
Publication year - 2015
Publication title -
cellular physiology and biochemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.486
H-Index - 87
eISSN - 1421-9778
pISSN - 1015-8987
DOI - 10.1159/000430240
Subject(s) - autophagy , autophagosome , microbiology and biotechnology , nitric oxide , sequestosome 1 , endothelium , chemistry , endothelial stem cell , lysosome , chloroquine , pharmacology , biology , apoptosis , biochemistry , endocrinology , immunology , in vitro , enzyme , malaria
Autophagy plays a fundamental role in cell survival under stress conditions such as nutrient deprivation. Decreased nitric oxide (NO) production, which may contribute to vascular dysfunction, is one of the consequences of autophagy in endothelial cells. The antimalarial drug chloroquine (CLQ) inhibits autophagy by blocking autophagosome formation and has been proposed as adjuvant chemotherapy in other diseases.
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