Nā kānaka ʻepekema mai ka Institute of Plant Biochemistry. Ua hana ʻo Leibniz ma Halle, Kelemānia, i nā tōmato poni me ka hoʻohana ʻana i nā ʻenehana loea genetic. No ka hana ʻana i kēia, ua hoʻokomo lākou i nā genes e pili ana i ka biosynthesis o betanin mai nā beets i loko o ka mea kanu tōmato, a hoʻāla iā lākou i nā hua ʻala.
ʻAʻole hana ʻia ʻo Betanine e nā mea kanu tōmato; lawe ʻia ia mai ka beetroot a hoʻohana ʻia ma ke ʻano he kala meaʻai maoli.
ʻO ka pahuhopu nui o kēia aʻo ʻana ʻaʻole ia e hana i kahi ʻano ʻano hou o nā tōmato no ka ʻai ʻana o ke kanaka, akā no ka hoʻomaikaʻi ʻana i nā ʻano o ka ʻenekinia genetic, no ka mea ma kēia hihia e hoʻopuka nā mea kanu transgenic i kahi puaʻa ʻike maopopo.
ʻO nā mea kanu he ʻōnaehana maikaʻi loa a paʻakikī me ka nui o nā ʻōnaehana hoʻoponopono, ma kahi o ka wikiwiki, hiki ke hoʻolōʻihi i ke kaʻina o ka biosynthesis o ka mea i hana ʻia. ʻAʻole maopopo ʻole kēia mau ʻano hana manaʻo paʻakikī.
Ua hoʻokomo nā mea noiʻi mai Halle i ʻekolu mau genes i loko o ka mea kanu tōmato e pono ai no ka biosynthesis o betanin, a me kekahi mau "hoʻololi genetic" i mea e hoʻoikaika wale ai nā genes i hoʻokomo ʻia i nā huaʻai i ko lākou oʻo ʻana. Eia nō naʻe, ʻaʻole i hana ʻia ka betanin i ka hua i ka wā mua.
Pono e hoʻokomo i ka ʻehā o ka gene, e hāʻawi ana i kahi mea waiwai mua i mea e mālama ai i kahi kiʻekiʻe o ka biosynthesis pigment. ʻO kēia ke ʻano o ka hānau ʻana o nā tōmato poni ʻeleʻele, ʻoi aku ka nui o ka betanin ma mua o ka beetroot ponoʻī.
ʻO nā hua i loaʻa he palekana loa no ka ʻai ʻana a me ka pono loa, no ka mea, ʻo ka betanin, e like me nā puaʻa ʻē aʻe, he hopena antioxidant ikaika.
Hiki i nā hua poni ke kumu o ka betanin, kahi kala meaʻai. ʻO nā hoʻāʻo mua e hoʻohana i ka betanin tōmato e kala i ka yoghurts a me nā lemonade i hoʻopuka i nā hopena hoihoi a hoʻohiki.