No ke aha la e kanaka e hele ohule?

Aia mea i ka hoʻokō lapaʻau no kanaka e loaa ana mai ka lauoho me keia poho. Ua mea hiki, e imi i ke kumu o kēia kaʻina hana i ka mea e somehow ho ololi ia i loko o ka wā e hiki mai? Epekema, mai ka Tokyo Lapaʻau University loaʻa i ke kumu o ka hewa. ua hiki ke hookupaa aku i ka kiko'ī kumu o ka makahiki-pili lauoho poho Geneticists. No laila, no ke aha la hana poʻe e hele lae ohule?

Ho okolohua maʻiole ...

Ua mālama 'ia ia mea me ka lauoho follicles maʻiole. Iloko o ka hoʻokolohua, na rodents he artificially elemakule. I a hiki i ka makahiki o he umikumamawalu mahina, hoomaka ae la lakou e lilo i ko lakou lauoho. ʻepekema, ua loaʻa i ka manaʻiole lilo emi emi a me ka lauoho follicles. No anei keia olelo i ka poe oo hoi inevitably hiki aku ai i kekahi mau hoololi ana i loko o ka 'ole o ka ili poo?

... a me nā 'ē aʻe

No ka pane i kēia nīnau, ka noiʻi aʻo i ka pae ana o kanaka o nā sexes i loko o ka makahiki pae mai ka 55 a hiki i 70 makahiki. Surprisingly, kanaka (na kane a me na wahine) me ka elemakule, ka lauoho follicles e emi emi a. Ua lae'ōhule ma ka wa elemakule mea inevitable?

Hoʻololi i ka DNA

Anei i aeee i kū hoʻokahi, ka mea, i ka hiki i ka pakiko-hou a me ka hoʻololi i loko o kekahi 'ē aʻe halepaahao type. Ka mea, o ka mea, o ka poe i kuleana no ka lauoho ulu. Tokyo geneticists Ua loaʻa i mua kanaka i kaulana i ka hoʻomāhuahua o ka DNA poho i ke kumu o ka make ana o ka collagen kumuʻiʻo. Ma kekahi, ina he mea he nele o ka'ōewe, i kapaia o COL17A1, alaila lātoma hairline undergo degenerative loli. Pela lauoho follicles hoʻomaka e emi a huli i loko o epidermal keratinocytes - aeee i e i 90% o ka pā, ahu iho o ka ili.