ʻO ka mea kanu maikaʻi i kanuʻia he meaʻono a kiʻekiʻe, a me ke kū'ē i nā maʻi a me nā meaʻeha. Akā, inā mamao loa nā genes pili i ka chromosome, e nalowale paha kekahi o kēia mau ʻano maikaʻi ma ke kaʻina koho. No ka hōʻoia ʻana e lawe pū ʻia nā ʻano maikaʻi a pau, ua hoʻohana nā mea noiʻi ma ka Karlsruhe Institute of Technology (KIT) i nā ʻoki mole CRISPR/Cas e hoʻohuli a hoʻopau i nā chromosomes ʻeiwa o Arabidopsis, hōʻike. ʻO ka puka komo ʻo Phys.org. ʻO nā ʻano i hoʻopaʻa ʻia ma kēia ʻāpana o ka chromosome e lilo i "ʻike ʻole" i ka hoʻololi genetic a no laila hiki ke hoʻololi ʻia me ka loli ʻole.
Hoʻoponopono i manaʻo ʻia, hoʻokomo a hoʻopau paha genes i nā mea kanu hiki ke hoʻohana i ka CRISPR/Cas molecular scissors. Hiki ke hoʻohana ʻia kēia ʻano hana e hoʻonui ai i ke kūʻē ʻana o nā mea kanu i nā pest, nā maʻi a i ʻole hopena kaiapuni Pōʻakolu.
"I nā makahiki i hala iho nei, no ka manawa mua, ua hiki iā mākou ke hoʻohana i ka CRISPR / Cas ʻaʻole wale e hoʻoponopono i nā genes, akā e hoʻololi pū i ke ʻano o nā chromosomes," wahi a Prof. ma ka China Botanical Institute no 30 mau makahiki.
I kēia manawa ua hiki i nā mea noiʻi ke pale hoʻololi genetic, ʻo ia ka mea maʻamau o ka hana hoʻoilina, akā hiki ke hoʻopau i ka pilina ma waena o nā ʻano. A hiki i kēia manawa, inā e hoʻoili pū ʻia nā ʻano mea kanu, pono e pili like nā genes no ia mau ʻano ma ka chromosome hoʻokahi. Inā ʻokoʻa ka ʻokoʻa o ia mau genes, hoʻokaʻawale pinepine lākou i ka wā hoʻoilina, no laila e nalowale kekahi ʻano pono i ke kaʻina koho.
I kā lākou noiʻi ʻana, hahai nā kānaka ʻepekema i ke ʻano o ke ʻano. "ʻO nā hoʻololi - he ʻano ʻike ʻole ʻia - hiki pinepine ʻia ma kahi liʻiliʻi liʻiliʻi i nā mea kanu hihiu a mahi ʻia. Ua aʻo mākou i nā haʻawina mai ke ʻano, hoʻohana a hoʻonui i ko mākou ʻike kaʻina hana kūlohelohe", wahi a Puchta.
Ma ka launa pū me Prof. Andreas Huben o ka Institute for Plant Genetics and Cultivated Plant Research. ʻO Leibniz (IPK) Puchta a me kāna hui i hoʻohuli i ka ʻeiwa hapaʻumi o nā chromosomes i loko o kahi mea ola hoʻohālike, ʻo Arabidopsis thaliana. Ma nā wēlau wale nō o nā chromosomes i mālama ʻia nā genes i ko lākou kaʻina kumu. "Me kēia mau ʻāpana, hiki ke hāʻawi ʻia ka chromosome i ka hanauna e hiki mai ana e like me nā chromosomes ʻē aʻe a ʻaʻole nalowale loa," wahi a Puchta.
No ka hoʻoulu maikaʻi ʻana i nā mea kanu mahiʻai, he mea nui e hoʻohui i nā ʻano maikaʻi he nui i hiki i ka mea kanu hoʻokahi. "ʻOiaʻiʻo, makemake nā mea kanu i kā lākou huahana i mea ʻono, loaʻa nā huaora he nui e like me ka hiki, a me ka pale ʻana i nā maʻi. Me kā mākou hana, hiki iā mākou ke maʻalahi i kēia i ka wā e hiki mai ana, "wahi a Puchta.