FOOTNOTE 9:Carty, S.E., R.G. Johnson and A. Scarpa. 1980. The
Isolation of Intact Adrenal Chromaffin Granules Using Isotonic
Percoll Density Gradients , ANAL. BIOCHEM. 106:438-445.
Cell Biology Laboratory Manual
Dr. William H. Heidcamp, Biology Department, Gustavus Adolphus College,
St. Peter, MN 56082 -- cellab@gac.edu