Medicine & Life Sciences
Corpus Luteum
100%
Progesterone
59%
Insemination
27%
In Vitro Techniques
23%
Pregnancy Rate
22%
Photofluorography
16%
Equine Gonadotropins
15%
Proteins
15%
Luteolysis
15%
Pregnancy
12%
Electrophoresis, Gel, Two-Dimensional
12%
Ovulation Induction
12%
Intramuscular Injections
12%
Ovulation
11%
Fertilization
11%
Endometrium
11%
Leucine
10%
Drug Liberation
10%
Incidence
10%
Lactic Acid
9%
Parturition
7%
Weights and Measures
6%
Equipment and Supplies
6%
Agriculture & Biology
corpus luteum
82%
ewes
77%
progesterone
30%
suckling
18%
pregnancy rate
12%
insemination
12%
ovulation
11%
pregnancy
9%
incidence
8%
controlled internal drug release devices
8%
pregnant mare serum gonadotropin
8%
proteins
8%
intramuscular injection
6%
endometrium
6%
two-dimensional gel electrophoresis
6%
parturition
5%
in vitro studies
5%
absorbance
5%
tissue culture
5%
leucine
5%
lactates
5%
fertilization (reproduction)
5%
image analysis
5%
polyacrylamide gel electrophoresis
5%
blood
3%