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“A Life or Death Decision”:Molecular Control of RNase-Based Self-Incompatibility in Flowering Plants

Yongbiao Xue Institute of Genetics and Developmental Biology;Chinese Academy of Sciences and National Center for Plant Gene Research;Beijing 100101;China

  Self-incompatibility(SI) occurs widely in flowering plants as a means of preventing inbreeding and promoting out-crossing.In the SI response,self or genetically related pollen is rejected by the pistil and non-self pollen is accepted for fertilization.These outcomes are referred to as self-pollen incompatibility(SPI) and cross-pollen……