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    GlossaryKi-67 (Ki67)

    protein marker indicating cell proliferation

    Ki-67 is a protein found in the nucleus of cells that is associated with cell proliferation, meaning it is present when cells are actively dividing. It is commonly used as a marker in cancer diagnostics to determine the growth fraction of a given cell population, helping to assess how quickly a tumor is likely to grow.

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      community Don’t Get Too Hyped About PP405. We've Seen This Movie Before.

      in Research/Science  203 upvotes 1 week ago
      PP405 is a new hair loss treatment showing early promise with a 20% hair density increase, but skepticism exists due to past failures of similar treatments like Pyrilutamide, RU58841, and Bimatoprost. Users debate its potential effectiveness, with some hopeful due to Google's involvement, while others urge caution without more evidence.