G protein-coupled receptors (GPCRs) are essential for cell signal transduction and comprise the largest drug target protein family. Upon agonist stimulation, these receptors activate multiple ...

Glucagon is a peptide hormone secreted primarily from the alpha cells of the pancreatic islets of Langerhans. Minor amounts are also produced in the L cells of the intestine and certain neurons of the ...

Glucagon is a pancreatic hormone that plays a crucial role in regulating glucose and whole-body energy metabolism. In individuals with diabetes, the pancreatic alpha cells that produce glucagon are ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

People with diabetes take insulin to lower high blood sugar. However, if glucose levels plunge too low—from taking too much insulin or not eating enough sugar—people can experience hypoglycemia, which ...