In rats, the spleen directs a cytokine surge that drives system-wide inflammation, but it is not, as once believed, the main producer of the chemical messenger.

Following vaccination, some women claim their periods have changed, leading to rumors about how the shots affect recipients’ reproductive systems, and even others’ by proxy.  

Researchers insert functioning cone photoreceptors into the retinas of mice with advanced eye disease, improving their vision.

Men given high doses of two antihistamine drugs did not experience the same benefits of high intensity interval training that men on a placebo enjoyed, revealing some of the molecular underpinnings of exercise’s effect.

A new ruling removes the requirement that grants and proposals using the material receive approval from an ethical review board, reverting to the process in place before 2019.

A study shows gamma-delta T cells in mice respond to shifts in nutrients by changing the cellular composition of the intestinal epithelium.

Corticosterone interferes with signaling in the skin that normally activates hair follicle stem cells, possibly explaining the link between stress and hair loss.

A guide for optimizing immunohistochemistry protocols

Healthy people put through high-intensity interval training, or HIIT, displayed insulin resistance and mitochondrial dysfunction after working out excessively.