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Ca2+ signaling in pancreatic acinar cells: physiology and pathophysiology BJMBR
Petersen,O.H..
The pancreatic acinar cell is a classical model for studies of secretion and signal transduction mechanisms. Because of the extensive endoplasmic reticulum and the large granular compartment, it has been possible - by direct measurements - to obtain considerable insights into intracellular Ca2+ handling under both normal and pathological conditions. Recent studies have also revealed important characteristics of stimulus-secretion coupling mechanisms in isolated human pancreatic acinar cells. The acinar cells are potentially dangerous because of the high intra-granular concentration of proteases, which become inappropriately activated in the human disease acute pancreatitis. This disease is due to toxic Ca2+ signals generated by excessive liberation of Ca2+...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Ca2+ signaling; Pancreatic acinar cells; Stimulus-secretion coupling; Human acinar cells; Ca2+ entry; Ca2+ extrusion.
Ano: 2009 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2009000100003
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