Medical research

'Mini-placentas' could provide a model for early pregnancy

Researchers say that new 'mini-placentas'—a cellular model of the early stages of the placenta—could provide a window into early pregnancy and help transform our understanding of reproductive disorders. Details of this ...

Medical research

Defense against joint degeneration

During cartilage development, chondrocytes secrete the extracellular matrix (ECM) and embed within the same environment. During progressive joint disease, such as osteoarthritis (OA), dysregulation of the process can lead ...

Medical research

Mouse and human skin cells produce melanin on a 48-hour cycle

Researchers have discovered that mouse skin and skin cells from humans produce pigmentation in response to sunlight on a 48-hour cycle. They observed that exposing skin to ultraviolet light every 2 days yielded darker pigmentation ...

Medical research

Immune cells help older muscles heal like new

Biomedical engineers at Duke University have found a critical component for growing self-healing muscle tissues from adult muscle—the immune system. The discovery in mice is expected to play an important role in studying ...

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