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.
Purified natural attractin mediates monocyte spreading and T cell clustering after 48 hr. (A) Control, no addition; (B) 0.5 μg/ml; (C) 1 μg/ml; (D) 2 μg/ml; (E) 5 μg/ml; (F) 10 μg/ml; Attractin at 10 μg/ml was added for 48 hr to PBMC, separated into E+ T lymphocytes (G), E− monocytes/B cells (H), and to T lymphocytes remixed with monocytes/B cells (I).
