Acne in adulthood is often blamed on stress, diet or skincare products. Unwanted facial hair may be dismissed as genetics. Irregular periods are sometimes written off as lifestyle changes. But when ...

Bacterial extracellular vesicles (BEVs) are membrane-bound particles between 20 and 400 nanometers (nm) in size that are secreted by bacteria. BEVs carry bioactive agents that mediate cell-to-cell ...