Membrane fusion.
D000818:Animals; D002118:Calcium / Q000378:metabolism; D002459:Cell Fusion; D002462:Cell Membrane / Q000502:physiology* / Q000648:ultrastructure; D002463:Cell Membrane Permeability; D004705:Endocytosis; D005089:Exocytosis; D006801:Humans; D007425:Intracellular Membranes / Q000502:physiology* / Q000648:ultrastructure; D008051:Lipid Bilayers; D008563:Membrane Lipids / Q000502:physiology; D008854:Microscopy, Electron; D010743:Phospholipids / Q000502:physiology; D011991:Receptors, Virus / Q000502:physiology
D008051:Lipid Bilayers; D008563:Membrane Lipids; D010743:Phospholipids; D011991:Receptors, Virus; D002118:Calcium