In research published in Cell, the same team found that pregnant mice had a longer small intestine from just seven days into the pregnancy.By the end of the pregnancy, around day 18, the small ...

Scientists created transgenic mice with woolly mammoth–like traits. But does it really bring us closer to bringing back woolly mammoths?

When male mice and pregnant or lactating female mice are placed closely together, chemical signals in the females’ urine stress the males out and make them less sensitive to pain, according to a study ...

In research published today in Cell, the same team found that pregnant mice had a longer small intestine from just seven days into the pregnancy. By the end of the pregnancy, around day 18, the ...

The female sex hormone estrogen, along with progesterone, appears to underlie a fundamental difference in how males and ...

Oxytocin, a hormone linked to bonding behaviors, might also help mice modulate their pregnancies. Someday, this line of ...

Even weeks after weaning their young, postpartum mice consistently chose cooler environments compared to their pre-pregnancy state. While they still avoided cooler temperatures, they lost their ...

Researchers have found that the small intestine grows in response to pregnancy in mice. This partially irreversible change may help mice support a pregnancy and prepare for a second. Researchers ...

image: The gut epithelium of virgin (top), pregnant (middle), and lactating (bottom) mice, highlighting villus growth. view more Credit: Tomotsune Ameku Researchers at the Francis Crick Institute ...

Pregnancy causes the mouse small intestine to grow, with changes persisting after birth and further increasing after a second pregnancy. The villi and crypts in the intestine also grow but revert ...

Researchers at the Francis Crick Institute have found that the small intestine grows in response to pregnancy in mice. This partially irreversible change may help mice support a pregnancy and prepare ...