• JcbAzPx@lemmy.world
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    7 hours ago

    We’ve been doing transplants for a while now. Close family are always easier and this happened during development, which possibly makes it even easier for the immune system to recognize as friendly.

    • BlackLaZoR@lemmy.world
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      2 hours ago

      Transplants were virtually impossible without immunosuppressants (unless between identical twins), because immune system was destroying any foreign tissue