Mesenchymal stem cells can self-renew by dividing and can differentiate into multiple tissues including bone, cartilage, muscle and fat cells, and connective tissue.

Osteoarthritis articles from across Nature Portfolio The term osteoarthritis refers to a group of disorders that result in the primarily mechanically induced structural and functional failure of ...

A new study finds that microplastics and nanoplastics accumulate at higher levels in the brain than in the liver and kidney.

What is the true nature of nanobacteria? This review presents the latest evidence on these controversial 'organisms' and discusses their clinical relevance.