It is increasingly recognized that the genetic background (i.e., all genomic sequences other than the gene(s) of interest) can have profound influences on the phenotype of an animal model. It has been ...

Knockout Rats Attempting to Muscle Aside Mice to Prevail as Dominant Research Model Laboratory mice and rats have been traditional animal models used by scientists for almost 150 years. In fact ...

If so, you likely have a rat or mouse in the house. To address this annoying issue properly, you’ll need to find out which critter is invading your home. From a distance, ...

“A mouse and a rat are as different as a housecat and a mountain lion,” says Bobby Corrigan, Ph.D., an urban rodentologist based in New York City. “Rats and mice are both rodents, ...

The rat embryos had to be grown halfway to term in the womb, and they died soon after being removed. The mouse embryos grew to the same stage—and in many cases beyond it—outside the womb.

Rat vs Mouse: Know here what is the difference between Rat and Mouse. Rat is larger in size compared to a mouse, whereas a mouse is typically smaller.

When the scientists isolated the mouse islet cells from the rats and transplanted them into diabetic mice, the transplanted mouse tissues carried along a few stray rat cells, the researchers said.