lewini, tudes, and tiburo) are placental and exhibit annual cycles with concurrent vitellogenesis and gestation
(Castro 1989, Castro & Wourms 1993).
A 29-year-old primigravida with a 24-week twin gestation
had a near syncopal episode while at work.
At day 200 of gestation
, die fetus is depositing about 2 grams of calcium and 1.
One reason a "low birth-weight" bull tends to sire smaller calves is that his calves inherit a shorter gestation
length than average.
According to the authors, "periodontal treatment and essential dental treatment, administered at a time between 13 and 21 weeks' gestation
, did not significantly increase the risk of any adverse outcome evaluated.
Working with our customers, who have made their views known on the issue of gestation
stalls, we are pleased to be taking this precedent-setting step," said C.
He said: "A short gestation
increases the number of productive days the dairy cow has within the herd and an easy calving will enhance cow health and productivity, as well as calf survival.
However, the researchers began noticing distinct differences in the embryos at 15 days of gestation
, a time when brain cells are rapidly dividing.
What is more, the data in this study has been borne out over time--it is becoming increasingly common for infants born at only 23 weeks of gestation
The presence of antibodies to SARS-CoV in breast milk might be influenced by the time of infection in relation to gestation
Different housing systems have different advantages and disadvantages, but it is clear from numerous studies that systems providing sows more room can work just as well as gestation
stalls," he says.
Joseph Bruner performed maternal-fetal surgery to fuse the spina bifida lesion (open wound) and protect her spinal nerves during the remaining weeks of gestation