Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(a) A representative cut of the total cell extract; bar: 500 nm. (b) A representative cut thought the purified secretory granules pellet shows a population of intact, membrane bound granules, homogeneous is size. Most of them are slightly decondensed (see text); bar: 200 nm.
