Developing test for disease-carrying `Trojan cows'

University of Adelaide researchers are developing a test to help eliminate hidden carriers of a significant disease in Australian cattle herds, commonly known as Bovine Pestivirus.

Japan researchers close in on stem cell trial

Researchers in Japan have moved one step closer to clinical trials using adult stem cells in a therapy they hope will prove a cure for common sight problems, an official said Thursday.

Survival of the females

It is well known that many mammals are able to adjust the ratio of male and female young depending on the surrounding conditions at the time of conception. A recent study in the group of Christine Aurich at the University ...

The unstable future of a world full of men

As the global population hits seven billion, experts are warning that skewed gender ratios could fuel the emergence of volatile "bachelor nations" driven by an aggressive competition for brides.

Where have all the young girls gone?

The widespread availability of ultrasound scans in India is giving rise to abortions of female foetuses on an unprecedented scale, according to new research by Professor Sonia Bhalotra from the University’s Center for ...

Length of pregnancy influenced by placenta structure

The nine-month pregnancy in humans is influenced by the structure of the placenta, according to new research into the evolution of reproduction in mammals which ends a 100-year mystery.

Pregnant rhino gives hope for Indonesian species

Indonesian conservationists Thursday hailed a breakthrough in efforts to save the critically endangered Sumatran rhino after a female called Ratu became pregnant in captivity.

page 1 from 2

Fetus

A fetus (pronounced /ˈfiːtəs/; also spelled foetus, fœtus, faetus, or fætus, see below) is a developing mammal or other viviparous vertebrate after the embryonic stage and before birth.

In humans, the fetal stage of prenatal development starts at the beginning of the 11th week in gestational age, which is the 9th week after fertilization.

This text uses material from Wikipedia, licensed under CC BY-SA