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.
Optical micrographs showing the release of human fibroblast cells onto collagen coated tissue culture dishes from microcapsules composed of (A) agarose–gelatin–fibrinogen, (B) agarose only negative controls and (C) non-encapsulated fibroblast controls. (D) Sequence of images (i) to (v) with duration of ~1.5 h showing the release of a human fibroblast cell from an agarose–gelatin–fibrinogen capsule onto the culture substratum.
