Sentences with phrase «female lab mice»

Pregnant female lab mice received the brew in their drinking water at four concentrations, from 400 parts per million (ppm) down to less than 0.04 ppm — equivalent to one drop of pesticide in 500 bathtubs of water, Porter says.

Not exact matches

Diamond's lab circumvented this problem by creating female mice that had a key interferon gene knocked out; in a second experiment, they treated pregnant animals with an anti-interferon antibody.

But when researchers used that sperm to fertilize eggs in the lab that were then injected into female mice, the mice birthed pups at a normal rate.

In other labs, some intriguing differences between male and female mice test subjects have already begun to emerge.

This study, led by Garret D. Stuber, PhD, associate professor of psychiatry and cell biology & physiology, and Jenna A. McHenry, PhD, a postdoctoral research associate in Stuber's lab, identified a hormone - sensitive circuit in the brain that controls social motivation in female mice.

In the lab, male and female mice are kept in separate cages, so females are chronically exposed to female pheromones in their own urine and that of their cage - mates.

For a few thousand dollars per procedure, they can transfer mouse embryos from other labs into females from each colony, so that the mouse pups pick up the new microbiomes and can be compared to the original strains.

Exposure to the main ingredient of polycarbonate plastics can modify brain formation in female mouse fetuses and make the lab animals, later in life, display a typically male behavior pattern, scientists have announced.

The researchers then used both the space sperm and the lab sperm for artificial insemination into female mice, and compared the individual cells, embryos and offspring.

As of now, our pet family consists of an English lab named Stella Luna, four female mice named Calypso, Petal, Basil, and Olive, four male dwarf hamsters named Gatsby, Darcy, Obe, and Mouse, a Syrian hamster named Winnie, a 10 gallon aquarium, and two 5.5 gallon aquariums!