EMBRYONIC DEVELOPMENT & STEM CELL COMPENDIUM
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All in Vivo Cells > Cell Card
Kidney
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Renal Collecting Duct System
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Principal Cells (CD)


Kid.CD.PrCs
Principal cells are the main Na+ reabsorbing cells and the site of action of aldosterone, K+-sparing diuretics, and spironolactone.

Principal cells secrete K+ through an apical membrane potasium channel.
Prenatal - Postnatal
Principal Cells
Multiple Ancestors Single Ancestor No Descendants Develops from Part of Parent