Evidence from studies of birefringence of structure across the dimple region of red cells.
D002462:Cell Membrane / Q000502:physiology*; D004912:Erythrocytes / Q000166:cytology*; D006801:Humans; D008961:Models, Structural; D055095:Optics and Photonics; D009995:Osmosis; D010783:Photometry; D011048:Polarography