Physicochemical and electron-microscopical investigations on the vitelline membrane of hen's egg with a view to its permeability to macromolecules.
D000818:Animals; D002463:Cell Membrane Permeability; D005260:Female; D066298:In Vitro Techniques; D008854:Microscopy, Electron; D010063:Ovum / Q000166:cytology*; D011200:Poultry