Directed lipid flow in cell membranes

@article{Bretscher1976DirectedLF,
  title={Directed lipid flow in cell membranes},
  author={Mark S. Bretscher},
  journal={Nature},
  year={1976},
  volume={260},
  pages={21-23}
}
A continuous and rapid oriented flow of lipid molecules in eukaryotic plasma membranes may explain capping of surface antigens.