The abdomen is draped in preparation for the surgery. Both estrogen and LH fall as the progesterone levels keep rising. Would to like to further discuss this item? With each of these methods, proper interpretation of the results is key to properly time insemination. To proceed with artificial insemination, breeders have to wait until their female dogs progesterone levels are at least 20 ng/mL (or more). Embryo + zona pellucida. The pup mortality was the same as, or possibly less than, that observed with natural delivery, and bitch mortality was 1%. Canine eggs cannot be fertilized immediately after ovulation because they need another 2 days to mature, and by that time the The possible value of pre-surgical administration of dexamethasone has not been reported, but there is anecdotal evidence of its successful use in some practices. The laboratory tests are either radio immunoassays or chemiluminescence assays and, just to make things more complicated, are reported either in ng/ml or nmol/l (1 ng = 3 nmol). Non-bred: mature oocytes still fertile, Bred: 2 cell embryo. Artificial insemination using fresh chilled semen should be deposited into the cervix for better success, since the semen can be drawn into the uterus. Furthermore, there can be error of up to 1 days in estimating the day of the LH surge. However, there are no clinical research reports to this effect and special concern for support of the pups is important. [WpR\pB5cS_ Insemination We offer both vaginal and surgical insemination and have facilities to use fresh, frozen or chilled semen which enables the use of stud dogs from anywhere in the world. The duration of canine gestation, as timed from the preovulatory serum LH peak, is 65 +/ 1 d [].However full-term gestation, calculated from insemination, is reported to range from 57 to 72 d [].The difference between these measurements was attributed to the potential 6-d viability of sperm in the female With gloved hands, the veterinarian gently inserts the insemination rod through the lips of the vulva at an upward 45 degree angle.
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