일반적인 세포는 세포 분열을 하면 똑같은 세포 두 개가 생성된다. 이를 ‘대칭 분열이라고 한다. 줄기세포는 두 개의 세포 중 하나는 원래 세포와 똑같은 줄기세포로, 다른 하나는 분화 공정을 시행한 세포로 분열한다. 비대칭 분열이다. 모낭줄기세포는 세포 분열을 할 경우 세포 하나는 그대로 줄기세포가 되지만 다른 하나는 모낭세포가 되기 직전 단계의 ‘전구 세포가 된다.
교수 유**씨는 특출나게 젊은 여성들이 '남성형 탈모'가 아님에도 탈모약을 남용하는 경우가 많음을 지적했다. 불필요하게 약을 먹는 것이 문제가 된다는 것이다. 실제 탈모 치료 인구는 약 30만 명인 데 비해, 작년 여성형 탈모로 진료받은 현대인은 2만3829명에 불과했다(건강보험심사평가원). 다만 일부 병자는 본인이 어떤 탈모 유형이해도 모른 채 무작정 피나스테리드를 처방받아 복용하기도 한다.
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AI voice cloning mimics colleagues in seconds, making vishing harder to stop than ever. Tools like Velma and Sensity now hit 98.9% accuracy, but they aren’t magic bullets for every security stack. Strategy matters here