Kafukufuku watsopano watsimikizira kugawa kwa shuga m'mitengo, ndikupanga njira yopangira shuga wochepa kapena zipatso za 'zakudya'. Kafukufukuyu, wofalitsidwa mu Proceedings of National Academy of Science (PNAS), adzafika kumapeto
zaka zisanu ndi ziwiri za kafukufuku wa Pulofesa Yong-Ling Ruan wa University of Newcastle wochokera ku Sukulu Yachilengedwe ndi Moyo Sayansi, mogwirizana ndi anzawo ku Northwest A&F University.
Pulofesa Ruan adati kafukufuku wawo adalongosola zisonyezo zomwe zimayang'anira kuchuluka kwa shuga komwe kumatumizidwa ku vacuole kapena 'nyumba yosungira' ya chipinda chomera.
"Kupeza kumeneku kumapereka zida zatsopano ndi malangizo othandizira kukonza kukula kwa mbewu, chitetezo ndi shuga pogwiritsa ntchito ukadaulo wa majini," anatero Pulofesa Ruan.
"Zimatsegula chitseko chowonjezera kapena kuchepetsa shuga m'mitengo, kuthandiza alimi kukulitsa zipatso ndi zipatso zatsopano monga zipatso ndi nzimbe kapena kutulutsa shuga wochepa, zipatso zotsekemera kwambiri kwa wodwala matenda ashuga."
Sayansi yakuyendetsa shuga m'zomera
Pamlingo wamagulu azomera, shuga amatumizidwa ku cytoplasm - yankho lakuda lomwe limadzaza khungu lililonse. Shuga yotsalayo imatsitsidwa mu vacuole ya cell.
Pulofesa Ruan adayendetsedwa ndi chidwi kuti amvetsetse momwe shuga amapangira kuchokera ku cytoplasm kupita ku vacuole. Kuzindikira ulalowu kungathandize asayansi kuyankha kwanthawi yayitali
mafunso onga chifukwa chake zipatso zili zotsekemera komabe masamba sali.
Mwa kuphunzira maapulo ndi tomato, Pulofesa Ruan adati gululi lidazindikira kuti mitundu iwiri yosiyana ya omwe amatenga shuga amagwirira ntchito limodzi kuti atenge shuga wambiri kupita nawo ku vacuoles.
"Tidapeza kuti glucose yotumizidwa ku cytoplasm ndi wonyamula wotchedwa ERDL6 imayambitsa kufotokozera kwa jini yayikulu yokhudzana ndi shuga. Izi zimapangitsa kuti shuga azibzala kwambiri
maselo, ”anatero Pulofesa Ruan.
"Zomwe tapezazi zikuwonetsa kutsogola kwakukulu pakumvetsetsa kwamphamvu kakulidwe ka shuga ndikuwonetsa m'maselo azomera."
Kuti mudziwe zambiri:
Penny Harnett
Tel: + 61 2 4921 6779
penny.harnett@newcastle.edu.au