Article
Modulation of cellular cholesterol transport and homeostasis by Rab11.
Molecular biology of the cell - 1 Sept 2002
Hölttä-Vuori Maarit, Tanhuanpää Kimmo, Möbius Wiebke, Somerharju Pentti, Ikonen Elina
Abstract excerpt
To analyze the contribution of vesicular trafficking pathways in cellular cholesterol transport we examined the effects of selected endosomal Rab proteins on cholesterol distribution by filipin staining. Transient overexpression of Rab11 resulted in prominent accumulation of free cholesterol in Rab11-positive organelles that sequestered transferrin receptors and internalized transferrin. Sphingolipids were...
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