Sunadaran sunadaran suna haɗa ƙarfi don yin furanni

Wadanne hanyoyi ne ke bayan samuwar furanni? Don amsa wannan tambayar, an riga an warware matsalar mai shekaru 25: rawar da furotin UFO ke takawa a tsarin samuwar furen. Yayin da yanayinsa ya nuna cewa yana lalata abokan haɗin gwiwa, wannan sunadaran a haƙiƙa yana taimakawa wajen haihuwar fure idan an haɗa shi da sunadaran LEAFY.

An bayyana wannan ne ta ƙungiyar François Parcy, mai bincike na CNRS a Laboratoire physiologie cellulaire et végétale (CNRS / Jami'ar Grenoble Alpes / CEA/INRAE)1 a cikin sabon binciken da aka buga a Yanayin Tsire-tsire a ranar Fabrairu 2.

Kodayake masana kimiyya sun riga sun san cewa LEAFY ta kunna kwayoyin wanda ke da alhakin samuwar furen fure (ta hanyar ɗaure wasu yankuna na chromosome na musamman) da kuma cewa UFO ta taimaka masa, wannan sabon binciken ya bayyana rawar da UFO ke takawa wajen ba LEAFY damar shiga sabbin yankuna na chromosome, wanda babu wani abu da zai iya shiga shi kaɗai-idan an haɗa su. don haka iya kunna kwayoyin halittar da ke da mahimmanci don samuwar buds, petals da stamens.

Don cimma waɗannan sakamakon, masana kimiyya sun haɗu da gwaje-gwajen kwayoyin halitta na shuka, nazarin bioinformatics da furotin hoto (cryo-electron microscope), ba su damar ganin wannan tsari a aikace. Yadda nau'in LEAFY-UFO ke aiki a cikin petunia, gerbera, shinkafa ko snapdragon har yanzu ya rage don ganowa.