When labor begins, the uterus must coordinate rhythmic, well-timed contractions to deliver the baby safely. While hormones such as progesterone and oxytocin are key contributors to that process, ...

A new study shows how one kind of bacteria, Vibrio cholerae, triggers painful intestinal contractions by activating the immune system. The research also finds a more general explanation for how the ...

Researchers funded by the National Institutes of Health have developed a new imaging tool, called electromyometrial imaging (EMMI), to create real-time, three-dimensional images and maps of ...

Are labour contractions always painful? How contractions feel for you depends on different things such as the position of your baby, the strength of your labour and how you feel physically and ...

PIEZO1 transcripts in human uterine muscle at term. Green indicates smooth muscle fibers in the uterus, red marks PIEZO1 mRNA, and blue shows cell nuclei. LA JOLLA, CA—When labor begins, the uterus ...

Immune cells (magenta) and cells expressing a reporter of immune stimulation (cyan), imaged in 3D in a live zebrafish larva. The cells are dynamic, and in our experiments we found that their ...