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.
Duration for PTA staining based on age and strain.
| PTA Staining Time | ||
|---|---|---|
| Age | C57BL/6J Background | CD1 Background |
| E13.5 (full embryo) | 5 days | Not tested |
| E14.5 (full embryo) | 6 days | 11 days |
| E15.5 (full embryo) | 7 days | 12 days |
| E16.5 (head and upper thorax) | 8 days | 8 days |
| E17.5 (head and upper thorax) | 12 days | 18 days |
| P0 (head only, skin removed) | 14 days | Not tested |
| P7 (head only, skin removed) | 20 days | Not tested |
