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.
Ultrasound-guided follicle aspiration technique for calves. (a) Demonstrates the topography of the genital organs and position of the transducer for transvaginal ultrasonography and oocyte aspiration in 6 week-old calves in dorsal recumbency. (b) Ultrasound image of an ovarian follicle during the aspiration procedure. The image of the needle entering the anechoic follicle is clearly observed (modified with permission from Brogliatti and Adams, 1996).
