Ua hōʻike ʻia kahi noiʻi hou mai ke Kulanui o North Carolina (USA) i kahi ala hou e aʻo ai i ka kamaʻilio kelepona ma waena o nā ʻano mea kanu like ʻole ma ka "bioprinting" i kēia mau cell me ka hoʻohana ʻana i kahi paʻi 3D. ʻO ka puka pāpaʻi News.ncsu.edu.
ʻO ke aʻo ʻana i ke ʻano o ka launa pū ʻana o nā mea kanu kekahi i kekahi a me ko lākou kaiapuni ke kī i ka hoʻomaopopo maikaʻi ʻana i nā hana o nā mea kanu a hiki ke alakaʻi i nā ʻano mea kanu maikaʻi aʻe.
Paʻi nā mea noiʻi i nā mea kanu hoʻohālike ʻO Arabidopsis thaliana a me ka soy, ʻaʻole wale e aʻo inā ola nā mea kanu i ka bioprinting-a pehea ka lōʻihi-akā e hoʻomaopopo pū i ke ʻano o ka loaʻa a hoʻololi ʻana i ko lākou ʻike a me ka hana.
ʻO ke kaʻina hana bioprinting 3D no nā mea kanu mea kanu e like me ka hoʻohana ʻana i ka inika paʻi a i ʻole ka plastic, me nā hoʻololi pono.
Ma kahi o ka ʻīnika paʻi 3D, ke hoʻohana nei nā kānaka ʻepekema i ka "bio-ink," a i ʻole nā pūnaewele mea kanu ola. He like nā mechanics ma nā kaʻina hana ʻelua, koe wale kekahi mau ʻokoʻa kaulana no nā mea kanu: kahi kānana ultraviolet i hoʻohana ʻia e mālama i ka sterility, a me nā poʻo paʻi he nui e paʻi mai nā biomaterial like ʻole i ka manawa like.
Ua paʻi ʻia nā mea kanu ola me nā paia ʻole, a i ʻole nā protoplasts, me nā meaʻai, nā hormones ulu, a me kahi mea mānoanoa i kapa ʻia ʻo agarose, kahi pūhui limu. Kōkua ʻo Agarose e hāʻawi i ka ikaika o ke kelepona.
Ua hōʻike ʻia ka haʻawina ʻoi aku ma mua o ka hapalua o nā cell bioprinted 3D i hiki ke hoʻokaʻawale ʻia i ka manawa e hana i nā kolone liʻiliʻi.
Ua hoʻopaʻa ʻia nā mea noiʻi i nā cell pilikino e ʻike inā hiki iā lākou ke hana hou a puʻunaue a hoʻonui. Ua hōʻike ʻia nā hopena i ke aʻa a me ka pana pua ʻArabidopsis pono i nā hui like ʻole o nā meaʻai no ka ola maikaʻi loa.
I kēia manawa, ʻoi aku ma mua o 40% o kēlā me kēia mea soybean embryonic cell i noho ola i ʻelua pule ma hope o ka bioprinting a puʻunaue pū ʻia i ka manawa e hana i nā microcells.
Hiki ke hoʻohana ʻia ka bioprinting 3D no ke aʻo ʻana i ka hoʻōla hou ʻana o ke kelepona i nā mea kanu kanu.
Pūnaeau kumu ʻArabidopsis a ʻike ʻia nā cell embryonic soybean no ka piʻi ʻana o ka nui a me ka nele o nā ʻike paʻa. ʻO ia hoʻi, e like me ka holoholona a i ʻole nā pūnaewele kino kanaka, hiki ke lilo kēia mau pūnaewele i nā ʻano mea like ʻole.
Hiki i nā pūnaewele bioprinted ke lawe i ka ʻike o nā pūnaewele kumu; puʻunaue, ulu, a hōʻike i nā genes kikoʻī.
Hōʻike kēia haʻawina i ka mana ikaika o ka hoʻohana ʻana i ka bioprinting 3D no ka ʻike ʻana i nā pūhui maikaʻi loa e pono ai e mālama i ka ola ola o nā mea kanu a me ke kamaʻilio ʻana i kahi kaiapuni i hoʻomalu ʻia.
Ka noiʻi i paʻi ʻia ma ka puke pai 'O nā hana pāku'i.