Phuputso e ncha e tsoang Univesithing ea North Carolina (USA) e bontša mokhoa oa ho ikatisa oa ho ithuta puisano ea cellular pakeng tsa mefuta e sa tšoaneng ea lisele tsa semela ka "bioprinting" lisele tsena ka mochine oa khatiso oa 3D. News.ncsu.edu portal.
Ho ithuta ka moo lisele tsa semela li sebelisanang le tse ling le tikoloho ea tsona ke senotlolo sa kutloisiso e betere ea tšebetso ea lisele tsa semela mme ho ka lebisa mefuteng e metle ea lijalo.
Bafuputsi ba hatisa lisele tsa limela tsa mohlala Arabidopsis thaliana le soya, eseng feela ho ithuta hore na lisele tsa semela li pholoha bioprinting-le nako e kae-empa hape le ho utloisisa hore na li fumana le ho fetola boitsebiso ba tsona le mosebetsi oa tsona joang.
Ts'ebetso ea 3D bioprinting bakeng sa lisele tsa semela e ts'oana le ho sebelisa enke ea khatiso kapa polasetiki, e nang le liphetoho tse 'maloa tse hlokahalang.
Sebakeng sa enke ea khatiso ea 3D, bo-rasaense ba sebelisa "bio-ink," kapa lisele tse phelang tsa limela. Mechanics lits'ebetsong tsena ka bobeli lia ts'oana, ntle le liphapang tse 'maloa tse hlokomelehang bakeng sa lisele tsa semela: filthara ea ultraviolet e sebelisetsoang ho boloka sterility, le lihlooho tse ngata tsa khatiso ho hatisa ho tsoa ho biomaterials tse fapaneng ka nako e le ngoe.
Lisele tse phelang tsa limela tse se nang mabota a lisele, kapa li-protoplasts, li ile tsa hatisoa ka bioprints hammoho le limatlafatsi, lihomone tsa ho hōla, le ntho e teteaneng e bitsoang agarose, motsoako o entsoeng ka litlama tsa leoatleng. Agarose e thusa ho fana ka matla a lisele.
Phuputso e bontšitse hore karolo e fetang halofo ea lisele tsa bioprinted tsa 3D li ne li sebetsa 'me li arotsoe ka nako ho etsa likolone tse nyenyane.
Bafuputsi le bona ba ile ba ngola lisele tsa motho ka mong ho bona hore na li ka inchafatsa kapa tsa arola le ho ikatisa. Liphetho li bontšitse hore lisele tsa motso le ho thunya Arabidopsis hloka metsoako e fapaneng ea limatlafatsi bakeng sa bophelo bo botle.
Ho sa le joalo, ho feta 40% ea lisele tsa embryonic tsa soybean ka bomong li ile tsa lula li sebetsa libeke tse peli ka mor'a bioprinting 'me li arotsoe ka nako ho etsa li-microcell.
3D bioprinting e kanna ea thusa ho ithuta ka nchafatso ea lisele ho limela tse lenngoeng.
Lisele tsa metso Arabidopsis le lisele tsa embryonic tsa soya li tsejoa ka litekanyetso tse phahameng tsa ho ata le ho hloka boitsebiso bo tsitsitseng. Ka mantsoe a mang, joalo ka lisele tsa stem tsa liphoofolo kapa tsa motho, lisele tsena li ka fetoha mefuta e fapaneng ea lisele.
Lisele tsa bioprinted li ka nka boitsebiso ba lisele tsa stem; li arola liphatsa tsa lefutso, lia hōla, 'me li hlahisa liphatsa tsa lefutso tse itseng.
Phuputso ena e bonts'a bokhoni bo matla ba ho sebelisa bioprinting ea 3D ho khetholla metsoako e nepahetseng e hlokahalang ho boloka matla a lisele tsa semela le puisano sebakeng se laoloang.
Lipatlisiso tse hatisitsoeng koranteng Tsoelo-pele ea Saense.