Leaf color and photosynthesis are important factors for rice growth and development.Hence,improving the photosynthetic rate is an effective approach for increasing rice yield.We isolated a gene,chlorophyllide-a oxygen...Leaf color and photosynthesis are important factors for rice growth and development.Hence,improving the photosynthetic rate is an effective approach for increasing rice yield.We isolated a gene,chlorophyllide-a oxygenase 1(OsCAO1),which characterized a rice near-isogenic line named fgl(faded green leaf).展开更多
Anthocyanins are widely distributed in one or more parts of rice(Oryza sativa L.)plants,including seed coat,stigma,apiculus,leaf sheath and leaf blade,and are the main pigments used in rice to achieve different colors...Anthocyanins are widely distributed in one or more parts of rice(Oryza sativa L.)plants,including seed coat,stigma,apiculus,leaf sheath and leaf blade,and are the main pigments used in rice to achieve different colors(Hou et al,2009;Aizza and Dornelas,2011).In rice,tissue-specific color traits(especially the color of apiculus,namely the lemma and palea of the spikelet)are not only important for rice variety identification but also important for linkage analysis and rice domestication research(Saitoh et al,2004;Fan et al,2007;Lin et al,2019).The apiculus color is controlled by the complementary functions of three pairs of dominant genes,C,A and P.Gene C(chromogen)is a pigment gene,which is the basic gene for producing pigments.Gene A(activator)activates gene C,converting the chromogen into anthocyanins,and gene P(purple)controls the distribution of anthocyanins in various organs(Reddy,1996;Sakamoto et al,2001).展开更多
基金supported by the Shenzhen Science and Technology Program,China(Grant No.KQTD2016113010482651)Natural Science Foundation of Zhejiang Province in China(Grant No.LR20C130001)Hainan Yazhou Bay Seed Laboratory,China(Grant No.B21HJ0219)。
文摘Leaf color and photosynthesis are important factors for rice growth and development.Hence,improving the photosynthetic rate is an effective approach for increasing rice yield.We isolated a gene,chlorophyllide-a oxygenase 1(OsCAO1),which characterized a rice near-isogenic line named fgl(faded green leaf).
基金supported by the Central Public Interest Scientific Institution Basal Research Fund of China National Rice Research Institute(Grant No.2017RG002-4)the Agricultural Science and Technology Innovation Program of Chinese Academy of Agricultural Sciences,and Science,Technology and Innovation Committee of Shenzhen Municipality(Grant Nos.JCYJ20170303154506881 and JCYJ20170412155447658).
文摘Anthocyanins are widely distributed in one or more parts of rice(Oryza sativa L.)plants,including seed coat,stigma,apiculus,leaf sheath and leaf blade,and are the main pigments used in rice to achieve different colors(Hou et al,2009;Aizza and Dornelas,2011).In rice,tissue-specific color traits(especially the color of apiculus,namely the lemma and palea of the spikelet)are not only important for rice variety identification but also important for linkage analysis and rice domestication research(Saitoh et al,2004;Fan et al,2007;Lin et al,2019).The apiculus color is controlled by the complementary functions of three pairs of dominant genes,C,A and P.Gene C(chromogen)is a pigment gene,which is the basic gene for producing pigments.Gene A(activator)activates gene C,converting the chromogen into anthocyanins,and gene P(purple)controls the distribution of anthocyanins in various organs(Reddy,1996;Sakamoto et al,2001).
