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.
Photomicrographs of a section of heart of rat showing hemorrhage, disorganization of branching structure with loss of striations, and early necrotic changes in myocardium. H and E, ×200 (Cypermethrin, 20 mg/kg/day, 30 day) D = disorganization, H = hemorrhage; NC = necrosis
