Researchers at UCSF discovered that regulatory T cells (T-regs) in the meninges produce natural opioids, and their ...

Female hormones can suppress pain by making immune cells near the spinal cord produce opioids, a new study from researchers at UC San Francisco has found. This stops pain signals before they get to ...

Progesterone Receptor Positive (PR+ ... how estrogen receptor pathways drive tumor growth. This is key to understanding the different responses to hormone therapies. [2] The presence of hormone ...