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.
Results of SDS-PAGE zymography. A, Lane 1: type IV collagenase as marker, Lanes 2, 3: cancerous ascites, Lane 4: cirrhotic ascites (no bright bands), Lane 5: tuberculous ascites (no bright bands). B, Lane 1: Marker, Lanes 2-5: identical samples with A, except the addition of 2.5 mmol/L 1,10-phenanthroline. The result was negative.
