Masana kimiyya daga Cibiyar Nazarin Halittar Shuka. Leibniz a Halle, Jamus, ya ƙirƙiri tumatur mai ruwan hoda ta amfani da dabarun injiniyanci. Don yin wannan, sun shigar da kwayoyin halitta da ke da alhakin biosynthesis na betanin daga beets a cikin shukar tumatir, kuma sun kunna su a cikin 'ya'yan itatuwa masu girma.
Ba shuke-shuken tumatir ke samar da Betanine ba, ana fitar da shi daga beetroot kuma ana amfani da shi azaman launin abinci na halitta.
Babban makasudin wannan binciken ba shine don samar da sabon nau'in tumatir don amfanin ɗan adam ba, amma don inganta hanyoyin injiniyan kwayoyin halitta, domin a cikin wannan yanayin tsire-tsire masu tsire-tsire za su samar da launi mai haske.
Tsire-tsire suna da matukar tasiri da kuma hadaddun tsarin tare da adadi mai yawa na tsarin sarrafawa wanda, maimakon haɓakawa, suna iya rage jinkirin tsarin biosynthesis na abin da aka samar. Wadannan hadaddun hanyoyin mayar da martani har yanzu ba a fahimta sosai ba.
Masu bincike daga Halle sun shigar da kwayoyin halitta guda uku a cikin shukar tumatir, wadanda suka zama dole don biosynthesis na betanin, da kuma "masu canza kwayoyin halitta" da yawa ta yadda kwayoyin da aka saka suna aiki ne kawai a cikin 'ya'yan itatuwa a lokacin girma. Duk da haka, samar da betanin a cikin 'ya'yan itace ya kasance maras kyau da farko.
Ya zama dole don shigar da kwayar halitta ta hudu, yana samar da wani muhimmin abu mai mahimmanci don kiyaye matakin biosynthesis mafi girma na pigment. Wannan shine yadda aka haifi tumatur mai launin ruwan hoda mai duhu, wanda ya ƙunshi ma fi betanin fiye da beetroot kanta.
'Ya'yan itãcen marmari suna da lafiya gaba ɗaya don amfani kuma suna da amfani sosai, tun da betanin, kamar sauran pigments, yana da tasirin antioxidant mai ƙarfi.
'Ya'yan itãcen marmari kuma na iya zama tushen betanin, launin abinci. Ƙoƙarin farko na amfani da betanin tumatur don yin launin yoghurt da lemun tsami ya haifar da sakamako mai ban sha'awa da ban sha'awa.