Two of these, C3HeB / FeJ and C3H / HeSnJ, are free of milk - transmitted virus and have low
mammary tumor incidence.
C3H substrains that originated from neonate mice foster nursed onto or ova transferred into virus - free females have dramatically lower
mammary tumor incidence.
Not exact matches
An increased latency and reduced
incidence in
mammary tumors also has been reported in C3H / HeJ and may be related to the Lps mutation (Outzen, H.J., et al., JNCI 75:917, 1985).
Moreover, ablation of a STAT5A allele reduces
tumor incidence in a mouse model of breast cancer in which
mammary epithelial cells express T antigen (48).
A study published in Carcinogenesis also found sulforaphane may reduce the
incidence and rate of chemically induced
mammary tumors in animals.
Spayed and neutered dogs have an increased
incidence of
mammary, testicular and ovarian
tumors, as you might imagine, since these
tumors are affected by the hormones.
The
incidence of
mammary tumors in cats is statistically similar as dogs, as is the predisposition to
tumors increasing with each successive heat cycle.
These advantages include decreasing the chances of
mammary (breast)
tumors later in life, decreasing the chance of cystic ovaries and uterine infections later in life, decreasing the desire to roam the neighborhood, decreasing the
incidence of prostate disease later in life, helping prevent spraying and marking, and also decreases the surplus of unwanted puppies and kittens.
According to a 2005 study in the Journal of Veterinary Internal Medicine, the
incidence of
mammary tumors is reduced by 91 percent in cats spayed before six months of age and by 85 percent in cats spayed before one year.
Egenvall A, Bonnett BN, Ohagen P, Olson P, Hedhamar A, et al. (2005)
Incidence of, and survival after,
mammary tumors in a population of over 80,000 insured female dogs in Sweden from 1995 to 2002.
Neutering / spaying your rat will help decrease the
incidence of
mammary tumors.
These advantages include decreasing the chances of
mammary tumors later in life, decreasing the chance of cystic ovaries and uterine infections, decreasing the desire to roam the neighborhood, decreasing the
incidence of prostate cancer later in life, helping prevent spraying and marking, and also decreasing the surplus of unwanted puppies and kittens that end up in shelters.
This is basically what Allie was saying and I did not articulate well at all, that there are both benefits and risks associated with spay / neuter and while the S / N may increase the
incidence of some cancers / conditions, it basically balances with the decrease of others, some of them more deadly such as
mammary tumors.
Unspayed female cats suffer from a high
incidence of
mammary tumors, false pregnancies, uterine infections, and reproductive cancers.
What many pet owners do not know is that the
incidence of
mammary tumor development in dogs is higher yet, with one in four unspayed female dogs affected.
A: You'll have a lower
incidence of
mammary tumors.
Eliminates the possibility of uterine and testicular cancer and generally reduces the
incidence of
mammary tumors and prostate disease
As with humans,
incidence increases with age, and at 6, 8, and 10 years, 1 %, 6 %, and 13 % of dogs across all breeds report at least one
mammary tumor.
They have a lower
incidence of
mammary tumors and no uterine or ovarian cancers.
Unspayed female dogs suffer from a high
incidence of
mammary tumors, false pregnancies, uterine infections, and reproductive cancers.
Spaying reduces the
incidence of urinary tract infections in females, and lowers the chances of
mammary tumors later in life by up to 86 percent.
Additional breed - specific research indicates that especially for large - breed dogs, like Rottweilers, Golden Retrievers and Huskies, the benefits of keeping the ovaries, and therefore hormones (lower
incidence of joint disorders and cancers) outweigh the risks (infection of the uterus and
mammary tumors).