State-society boundary organizations face the challenge to maintain autonomy as well as flexibilities to respond to various goals and needs of state and non-state actors.Chinese state used to exert much control over i...State-society boundary organizations face the challenge to maintain autonomy as well as flexibilities to respond to various goals and needs of state and non-state actors.Chinese state used to exert much control over intermediary NGOs(boundary organizations)and some have become bureaucratized.Recent reforms have sought to transform them to be more autonomous from the government and more responsive to NGOs.This paper investigates the managerial autonomy and coordinating mechanisms of 29 intermediary NGOs in Shanghai,Beijing and Guangdong.Regardless whether they are initiated by the state or non-state actors,as boundary organizations,they can effectively play a bridging role when they simultaneously deploy multiple mechanisms to sustain autonomy and at the same time integrate differences of interests between state and non-state actors.展开更多
To identify and characterize genes involved in reproductive tissue abscission in Brassica oleracea,the transcript data of pollinated pistil was analyzed.A differentially expressed gene,named BoFAZ1(FLOWER ABSCISSION Z...To identify and characterize genes involved in reproductive tissue abscission in Brassica oleracea,the transcript data of pollinated pistil was analyzed.A differentially expressed gene,named BoFAZ1(FLOWER ABSCISSION ZONE1)was identified,which contains one exon and encompass a 139aa.Furthermore,a T-DNA insertion mutant(SALK_302_G01)(faz1 mutant)was obtained from Arabidopsis thaliana mutant library.Floral organ shedding from mutants was delayed and a V-shaped structure in the boundary region between the stalk and torus of the sepal abscission zone was obtained in faz1 mutant.The cell density of this structure was lower than that of the corresponding region in the wild-type control.In the transgenic plants,the normal development of the stalk zone of faz1 was recovered completely by transforming a 1919-bp DNA fragment of BoFAZ1 into the faz1 mutant.In Addition,our data showed that BoFAZ1 was expressed in mature pollen grains,but not in the bracts,roots,stems,leaves,and sepals.Its expression in the filaments,stigma,and pistil exfoliation layer gradually increased after pollination.Subcellular localization experiments showed that BoFAZ1 was located in the cell membrane.A myristoylation site was found at the N-terminus of BoFAZ1.Removal of this site resulted in protein dislocation in the cytoplasm,cell membrane and nucleus.Finally,a yeast two-hybrid test indicated that BoH3.2(histone H3.2),a protein involved in abscission zone development,interacted with BoFAZ1.This interaction was verified by a GST pull-down assay.In summary,our data indicated that BoFAZ1 was involved in the formation of the pistil abscission zone in B.oleracea.展开更多
文摘State-society boundary organizations face the challenge to maintain autonomy as well as flexibilities to respond to various goals and needs of state and non-state actors.Chinese state used to exert much control over intermediary NGOs(boundary organizations)and some have become bureaucratized.Recent reforms have sought to transform them to be more autonomous from the government and more responsive to NGOs.This paper investigates the managerial autonomy and coordinating mechanisms of 29 intermediary NGOs in Shanghai,Beijing and Guangdong.Regardless whether they are initiated by the state or non-state actors,as boundary organizations,they can effectively play a bridging role when they simultaneously deploy multiple mechanisms to sustain autonomy and at the same time integrate differences of interests between state and non-state actors.
基金This work was supported by the National Natural Science Foundation of China(31572127)A Special Foundation of Central Institution Basic Research(XDJK2017C032).
文摘To identify and characterize genes involved in reproductive tissue abscission in Brassica oleracea,the transcript data of pollinated pistil was analyzed.A differentially expressed gene,named BoFAZ1(FLOWER ABSCISSION ZONE1)was identified,which contains one exon and encompass a 139aa.Furthermore,a T-DNA insertion mutant(SALK_302_G01)(faz1 mutant)was obtained from Arabidopsis thaliana mutant library.Floral organ shedding from mutants was delayed and a V-shaped structure in the boundary region between the stalk and torus of the sepal abscission zone was obtained in faz1 mutant.The cell density of this structure was lower than that of the corresponding region in the wild-type control.In the transgenic plants,the normal development of the stalk zone of faz1 was recovered completely by transforming a 1919-bp DNA fragment of BoFAZ1 into the faz1 mutant.In Addition,our data showed that BoFAZ1 was expressed in mature pollen grains,but not in the bracts,roots,stems,leaves,and sepals.Its expression in the filaments,stigma,and pistil exfoliation layer gradually increased after pollination.Subcellular localization experiments showed that BoFAZ1 was located in the cell membrane.A myristoylation site was found at the N-terminus of BoFAZ1.Removal of this site resulted in protein dislocation in the cytoplasm,cell membrane and nucleus.Finally,a yeast two-hybrid test indicated that BoH3.2(histone H3.2),a protein involved in abscission zone development,interacted with BoFAZ1.This interaction was verified by a GST pull-down assay.In summary,our data indicated that BoFAZ1 was involved in the formation of the pistil abscission zone in B.oleracea.