While the common ancestor of vertebrates with synovial joints is still a mystery, the oldest specimen with evidence of these ...

Cartilage is found at the ends of bones and where joints meet. Tendons attach muscles to the skeleton. Synovial joints (freely movable joints) allow us the free movement to perform skills and ...

Innate immunity is an immunological subsystem that comprises the cells and mechanisms that provide the first line of defence from infection in a non-specific ... reveal how synovial joints detect ...

A joint is a place where two or more bones meet and is also called an articulation. Synovial joints (freely movable joints) allow us the free movement to perform skills and techniques during ...

02/26/2025 February 26, 2025 Joints of many different kinds keep our bodies moving, but only if they’re well-lubricated. Synovial fluid plays a key role in movement, cracking joints, and even ...

More information: Sharma N, et al. Synovial joints were present in the common ancestor of jawed fish but lacking in jawless fish. PLOS Biology (2025). DOI: 10.1371/journal.pbio.3002990 ...