Research showed that patients who lose weight on GLP-1 agonists frequently experience muscle mass loss. Obesity experts share ...

and the monomeric small G proteins, which belong to the Ras superfamily of small GTPases. These proteins are homologous to the alpha subunit of heterotrimeric G proteins. Nearly 350 GPCRs are ...

This approach has been used extensively in the elucidation of signal-transduction cascades, such as those involving Ras-family proteins. Here I discuss the power and potential pitfalls of using ...