Me ya sa mutane da tafi m?

Babu tasiri jiyya ga mutanen da fama da gashi hasara. Shin yana yiwuwa a gano dalilin wannan tsari domin ko ta yaya tasiri da shi a nan gaba? Masana kimiyya daga Tokyo Medical University sami tushen mugunta. Jinsi sun iya tabbatar da ainihin dalilin shekaru da alaka gashi hasara. Saboda haka, don me mutane tafi m?

Gwaje-gwajen a kan beraye ...

Gwaje-gwaje da aka gudanar tare da gashi follicles a beraye. A lokacin gwaji, da hakori sun artificially shekaru. Bayan kai da shekaru goma sha takwas watanni, suka fara rasa su gashi. Masana kimiyya sun gano cewa gwaji beraye zama kasa da kasa gashi follicles. Shin haka yana nufin cewa tsufa babu makawa take kaiwa zuwa wasu canje-canje a cikin tsarin da fatar kan mutum?

... da sauransu

Don amsa wannan tambaya, da masu bincike karatu wani rukuni na mutane biyu mata da maza a cikin shekaru kungiyar daga 55 zuwa shekaru 70. Abin mamaki, mutane (maza da mata) da shekaru, da gashi follicles zama kasa da kasa. Shin m a cikin tsufa ne makawa?

Canje-canje a cikin DNA

Kara Kwayoyin ne na musamman, suna da ikon kai-sabunta da kuma canza zuwa wani cell irin. Shi ne su, sũ ne ke da alhakin gashi girma. Tokyo jinsi sun gano cewa mazan mutane sun lura da jari na DNA lalacewa da cewa yana sa halakar collagen gina jiki. A musamman, idan akwai wani rashin da gene, kira COL17A1, sa'an nan kwayoyin hairline sha degenerative canje-canje. Kamar wancan gashi follicles fara ji ƙyama da kuma juya zuwa epidermal keratinocytes - Kwayoyin cewa yin up 90% na cikin matsanancin Layer na fata.