No ke aha i nalowale ai ka ʻono o nā tōmato? No ke aha i makemake ai kekahi mau kīʻaha i ka ketchup i ka wā e kuke ai me nā tōmato? ʻO kēia nā nīnau ʻelua a Qian Feng, he moho kauka kauka ʻelua o ke Kulanui o Georgia College of Agricultural and Environmental Sciences, e ʻimi e pane ma kāna noiʻi.
ʻO Feng, he lālā o ke keʻena biology mea kanu a Professor Esther van der Knaap ma ka UGA Institute of plant breeding, genetics, and genomics, i ulu aʻe ma Kina, kahi mea hana nui i nā tōmato. Nui nā kīʻaha Kina kahiko i loaʻa i nā tōmato ma ke ʻano he kumu nui, akā ua ʻike ʻo Feng i kahi ʻano huikau.
"Ma mua o ka ʻole, pono koʻu ʻohana e hoʻohui i nā mea ʻono hou e lawe mai i ka ʻono 'toma' kūpono," wehewehe ʻo Feng.
ʻAʻole ʻoluʻolu i ka ʻono ʻono, ua hoʻomaka ʻo Feng e noiʻi i ka mōʻaukala evolutionary o ka tōmato i mea e wehe ai i nā ʻano e wehewehe i ka nalowale o ka ʻono. Ua ʻike ʻo ia ma o ka hoʻohua koho ʻana e hoʻonui i ka nui a me ka ʻili pale o waho - ma waho aʻe o ka hoʻoulu ʻana i nā ʻano maʻi kūʻokoʻa o nā ʻōmato - ua hana nā mahiʻai a me nā mea hana i kahi ʻono liʻiliʻi a emi ʻole ka momona.
ʻO ke kī o ke ana ʻana a me ka hoʻonui ʻana i ka ʻono o kahi tōmato aia i loko o kāna kemika, ʻoi aku ka nui a me ke ʻano o nā kemika, a i ʻole nā mea hoʻoheheʻe, aia i loko o ka meaʻai. "No ka hoʻopili ʻana i nā volatiles like ʻole i ka makemake o ka mea kūʻai aku, ʻaʻole hiki iā mākou ke hilinaʻi wale i ka waiwai i ana ʻia. Pono mākou e loaʻa kahi papa ʻono i hiki ke noʻonoʻo ʻia ka manaʻo o ke kanaka, "wahi a Feng.
Ke hoʻohana nei i ka noiʻi mai Denise Tieman lāua ʻo Harry Klee ma ke Kulanui o Florida, ka mea i hala mau makahiki i ka hōʻiliʻili ʻana i ka ʻikepili volatile a me nā loiloi papa ʻono mai nā ʻano ʻano tomato he 100 aʻe, ua hiki iā Feng ke palapala ʻāina i nā genes hou i kuleana no ka hoʻomohala ʻana i mea e hāʻawi i kahi ʻoi aku ka piha. kiʻi o nā ala biochemical i loko o nā tōmato.
ʻOiai ʻaʻole e nānā hou ka noiʻi hou ʻana i ka van der Knaap lab i ka hoʻohua koho e hoʻonui i ka nui o nā volatiles i ʻike ʻia i loko o nā tōmato, manaʻo ʻo Feng e hiki ke hoʻohana ʻia kāna mau hopena e nā labs hoʻohua ʻē aʻe a me nā mea hana e hoʻolauna i nā genes i makemake ʻia i nā ʻano tōmato hou. .
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Kulanui o Georgia
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