Natural, but not lyophilized, low density lypoproteins were an acceptable alternative to egg yolk for cryopreservation of ram semen.
Moustacas
V S
VS
Departamento de Clínica e Cirurgia Veterinárias, Escola de Veterinária, Universidade Federal de Minas Gerais, 31270-901, Belo Horizonte, MG, Brazil.
Zaffalon
F G
FG
Lagares
M A
MA
Loaiza-Eccheverri
A M
AM
Varago
F C
FC
Neves
M M
MM
Heneine
L G D
LG
Arruda
R P
RP
Henry
M
M