Mea Kākau: Charles Brown
Lā O Ka Hana: 9 Pepeluali 2021
HōʻAno Hou I Ka Lā: 17 Aukake 2025
Anonim
The wreck of the large four-masted ship Pamir
Wikiō: The wreck of the large four-masted ship Pamir

Anter

Ua mālama ʻia kekahi mau kānaka noiʻi ma ka Wellcome Sanger Institute ma ke Kulanui o ke Kulanui ma Ladana, UK, me ka poʻe puhipaka no nā makahiki he nui a ua ʻike lākou ma hope o ka haʻalele ʻana, ua hoʻonui ʻia nā hunaola olakino i loko o nā akemāmā o kēia mau kānaka, e hoʻemi ana i nā ʻeha ma muli o ka puhipaka ʻana a me ka hoʻēmi ʻana. nā pilikia o ka ulu ʻana i ka maʻi ʻaʻai māmā.

Ma mua, ua ʻike ʻia ma ka haʻalele ʻana i ka puhipaka e hoʻomaha iki i nā mutation genetic e kumu ai i ka maʻi ʻaʻai pūhū, akā ʻo kēia noiʻi hou e lawe ana i nā hopena maikaʻi aʻe e pili ana i ka puhi ʻana i ka paka, e hōʻike ana i ka hiki ke hana hou ʻia o nā huna puʻupuʻu inā ʻaʻole lākou e pili hou i ka paka.

Pehea i hana ʻia ai ke aʻo ʻana

ʻO nā kānaka noiʻi ma ke Kulanui o ke Kulanui ma Ladana, kuleana no kahi keʻena e aʻo ana i ka genome a me nā genetics kanaka, e ʻimi nei e hoʻomaopopo i ka hopena o nā hunaola māmā i ka wā i hōʻike ʻia i nā cigakeke, ua hana ʻia kahi noiʻi kahi i kālailai ʻia ai nā hoʻololi o ke kelepona i nā ala o 16 mau kānaka, i waena o ia mau mea he poʻe puhipaka, nā mea puhipaka ma mua a me nā poʻe i puhipaka ʻole ʻole, me nā keiki.


No ke kālailai ʻana i nā kānana noiʻi, ua hōʻiliʻili nā mea noiʻi i nā hunaola mai nā akemāmā o kēia poʻe ma o ka hana ʻana i kahi biopsy a i ʻole ka palaki ʻana i ka bronchi i kahi hoʻokolokolo i kapa ʻia he bronchoscopy, kahi hoʻokolokolo e loiloi ai i nā alaloa ma ka hoʻolauna ʻana i kahi paipu maʻalahi ma o ka waha, a laila hōʻoia ʻia. nā ʻano genetic e ka lawe ʻana i ka DNA hōʻiliʻili ʻana o nā hunaola i ʻohiʻohi ʻia.

He aha ka hōʻike i hōʻike ʻia

Ma hope o ka nānā ʻana o ka hale ʻimi hoʻokolohua, ua ʻike nā mea noiʻi ʻo nā hunaola olakino i loko o nā ake māmā o ka poʻe i kū ka puhipaka ʻehā mau manawa i ʻoi aku ka nui ma mua o ka poʻe i hoʻohana mau i ka paka i kēlā me kēia lā, a ʻo ka helu o kēia mau hunaola ua aneane like ia me nā mea i loaʻa i ka poʻe ʻaʻole puhi. puhi.

No laila, ua hōʻike ʻia nā hopena o ke aʻo ʻana inā ʻaʻole lākou e pili hou i ka paka, hiki i nā hunaola olakino olakino ke hoʻohou hou i nā kiko o ka māmā a me ka uhi ʻana o ke ea, ʻoiai i ka poʻe i puhi i kahi ʻaka paka i hoʻokahi lā no 40 mau makahiki. Hoʻohui ʻia, ua hiki ke hoʻomaopopo ʻia ua hiki i kēia hoʻohou hou ʻana o ke kelepona ke pale aku i ka māmā i ka maʻi ʻaʻai.


He aha ka mea i ʻike ʻia

Ua hōʻike mua ʻia nā noiʻi ma mua i ka puhi paka ʻana i nā maʻi ʻaʻai pūhū, no ka mea, he kumu ia no ka mumū, nā maʻi a me ka hōʻemi ʻana i ka pale, a hiki i ka hoʻololi ʻana i nā hunaola. Eia nō naʻe, ke hoʻopau ʻoe i ka puhipaka, hoʻomaha iki kēia mau mutation cell a hoʻemi loa ʻia ka makaʻu o ka ulu ʻana i ka maʻi ʻaʻa maʻi.

ʻIke koke ʻia kēia mau hopena maikaʻi o ka haʻalele ʻana i ka puhipaka a me ka hoʻomaikaʻi nui ʻana i ka manawa i hooki ai ʻoe i ka puhipaka, ʻoiai i ka poʻe waena i puhipaka no nā makahiki he nui. A ua hoʻokūpaʻa kēia noiʻi hou i kēlā hopena, akā ke lawe nei i nā hopena hōʻeuʻeu hou i ka mea nui o ka haʻalele ʻana i ka puhipaka, e hōʻike ana i ka hiki i nā māmā e hana hou me ka haʻalele ʻana i ka paka. E nānā i kahi ʻōlelo aʻoaʻo e haʻalele i ka puhipaka.

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