Oxytocin, the "cuddle hormone" that's known for its involvement in bonding, may also play a role in putting early pregnancies ...

Pregnancy hormones can make lasting changes to brains, lab mouse study shows : Shots ... "The relevance of the pup is more obvious to the animal" after these changes, Kohl says.

NPR's Jon Hamilton reports on a study in mice showing that hormones produced during pregnancy alter the brain circuits involved in parenting. JON HAMILTON, BYLINE: Female mice are not born mothers.

One way in which you can measure gestation in wild animals is by looking at their bloodwork, as we know that certain hormones will be higher during gestation, such as progesterone.

The placenta and the hormones it produces may have played a crucial role in the evolution of the human brain, while also ...

This long gestation period may happen in elephants because they have something that other mammals lack. All mammals have a corpus luteum, a temporary gland that remains after an egg follicle is ...

Motherhood changes you forever—that's no secret. The cocktails of hormones that flood your body during pregnancy bring with them a range of physiological and behavioral changes in preparation ...

The animals, which were not pregnant, received either a placebo or a long-lasting dose of GDF15. Then, three days later, the researchers injected all of the mice with the hormone.

At that time, the hormone was thought to protect the aging brain against stroke and Alzheimer’s, an idea supported by numerous animal studies and a few observational human studies. The tide ...

'Love hormone' oxytocin can pause pregnancy, animal study finds. Stephanie Pappas. Wed, March 19, 2025 at 3:00 PM UTC. 4 min read.