Fig. 1.
Four colon Swiss-rolls were placed into a petri dish containing a thin layer of 15% gelatin solution sitting atop an ice pack chilled surface. After 2–3 min, additional gelatin solution was added dropwise to gradually cover each roll.
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.