Scientists have identified hundreds of llama-derived antibodies that potentially could be developed into a COVID treatment. They hope such a drug would be potent against different variants of the coronavirus, including Omicron.
A single cell has no nerves, yet it can feel and respond to mechanical forces such as pressure. Armed with new technologies, scientists are making headway in understanding how this sensory system operates.
Epidermal stem cells that hail from the hair follicle retain memories of their journey to the skin's surface. Those memories are a boon for wound repair, but may also contribute to chronic diseases and cancer.