Biology 2382B Lecture Notes - Lecture 6: Cholesteryl Ester, Apolipoprotein B, Dynamin
1 Feb 2016
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How a cell brings things inside from outside. Phagocytosis (white blood cells (macrophages) that go to bacteria and do something) take membrane and encompass par?cle only some cells can do this. Pinocytosis make small vesicles from plasma membrane and all youre bringing inside is liquid encompass and bring liquid inside cell kind of common but not all cells. Receptor mediated selec?vely bringing something in the cell with a receptors all cells do this so many things that can be brought in (ex. Forming a vesicle at cell surface and bringing inside cell. Variety di erent molecules designed to bring fats and cholesterol into cell. Cholesterol = most is hydrophobic amphipathic not water soluble. Have to transport fats, chole, and things that are not hydrophillic (blood is. Linle structures are encompassed by apolipoprotein b (protein that forms belt. Cells that want fat and chole, they recognize apoli and through receptor thing let it.
