Sentences with phrase «during estrus in»

Intriguingly, the efficiency of viral transmission declined during estrus in mice, providing evidence that the hormonal environment in the female reproductive tract can impact on host susceptibility to HIV infection.

Not exact matches

By contrast, these females retained a normal level of social interest in other females during estrus, and in male mice when not in estrus.

When the researchers disrupted the activity of these neurons, female mice lost interest in male mice during estrus and spent about the same amount of time with them as with a plastic Lego block.

Seeking the solitude and quiet she needs to bring down an elk with a bow, Amy Raye sprays herself with elk estrus — female elk urine taken during the breeding cycle and used by hunters to mask personal scent and attract a male elk — and then leaves camp alone in the still dark hours of early morning.

The estrus cycle lasts for five to ten days, during which time the female ovulates, the discharge becomes less but during this period, the female dog will show an interest in male dogs.

During estrus, the vulva is soft, but still swollen, and females begin to partake in unusual behaviors.

Girl pups may also go into heat (estrus) as early as 5 to 6 months, while boys begin to get interested in sex during this period.

If the female cat does not mate during estrus, hormonal levels will eventually drop off, and the estrus cycle will cease until it repeats itself in another two to three weeks.

A dog in estrus, also known as being «in heat», can become pregnant during this 3 - 21 day period.

Estrogen is the hormone released during the estrus cycle has been reported as an important factor in the development of various ovarian, uterinal and cervical cat tumors, which can be prevented by spaying cats when young; preferably before the first heat cycle.

The entrance to the uterus is the cervix, which remains tightly closed, except during estrus when it can allow bacteria that are normally found in the vagina into the uterus.

During estrus or «heat» in an intact female, white blood cells are decreased in the uterus to allow sperm to pass safely.

An unspayed female goes through the mess of heat (estrus) about twice a year, during which she may also try to escape or become more unpredictable in her behavior.

While the behavior of the bitch and, in some cases, the stud are reliable indicators of estrus, a bitch will occasionally refuse to stand for breeding during estrus under any circumstances.

During estrus, which lasts about a week, the bitch experiences behavioral changes that culminate in «standing heat,» or submission to breeding.

During heat (estrus), certain hormone levels in your pet spike.

For example, male aggression toward females - something that appeared rather common even in the reproductively successful island foxes - is virtually unknown for other canid species, in which males tend to be very solicitous to females, especially during estrus and pregnancy.