Stimulation of Erythrocyte Death by Phloretin
Author(s) -
Rosi Bissinger,
Salome Hannah Fischer,
Kashif Jilani,
Florian Läng
Publication year - 2014
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 - 10.1159/000369668
Subject(s) - phloretin , phosphatidylserine , protein kinase c , ceramide , staurosporine , protein kinase a , chemistry , biochemistry , diacylglycerol kinase , extracellular , microbiology and biotechnology , kinase , phospholipid , apoptosis , biology , membrane
Phloretin, a natural component of apples, pears and strawberries, has previously been shown to stimulate apoptosis of nucleated cells. Erythrocytes may similarly enter suicidal death or eryptosis, which is characterized by cell shrinkage and phospholipid scrambling of the erythrocyte cell membrane with phosphatidylserine translocation to the erythrocyte surface. Stimulators of eryptosis include increase of cytosolic Ca(2+)-activity ([Ca(2+)]i), ceramide, ATP depletion, and activation of protein kinase C (PKC) as well as p38 mitogen activated protein kinase (p38 kinase).
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