PR/SET domain 1(PRDM1)gene is located on chromosome 6q21,encoding the B lymphocyte-induced maturation protein 1(BLIMP1).1 It is reported that loss of PRDM1 function is exacerbated in activated B-cell-like(ABC)-diffuse...PR/SET domain 1(PRDM1)gene is located on chromosome 6q21,encoding the B lymphocyte-induced maturation protein 1(BLIMP1).1 It is reported that loss of PRDM1 function is exacerbated in activated B-cell-like(ABC)-diffuse large B cell lymphoma(DLBCL)and associated with inferior survival.However,it remains unclear what leads to PRDM1 inactivation and the drug resistance mechanism caused by abnormal inactivation of PRDM1.We investigated the contribution of PRDM1 gene as a prognosis and potential therapeutic target for ABC-DLBCL patients and further clarified the possible mechanism of PRDM1 abnormal inactivation.We first proposed that TP53 could regulate PRDM1 by histone ubiquitination modification at the post-transcriptional level.展开更多
Prdm1(PR domain zinc fi nger protein 1),又称为Blimp1(B-lymphocyte-induced maturation protein-1),是一个具有锌指结构的转录因子,通过调控多个基因的表达影响哺乳动物多种类型细胞的发育分化。从1991年发现至今,有关Prdm1的研究...Prdm1(PR domain zinc fi nger protein 1),又称为Blimp1(B-lymphocyte-induced maturation protein-1),是一个具有锌指结构的转录因子,通过调控多个基因的表达影响哺乳动物多种类型细胞的发育分化。从1991年发现至今,有关Prdm1的研究进展迅速,Prdm1在促进B细胞向浆细胞终末分化过程中的作用已经得到共识。但是,在小鼠及其他哺乳动物的胚胎发育过程中,尤其是关于Prdm1在生殖细胞发育分化中的作用机理研究则起步相对较晚。近期发现,在哺乳动物胚胎发育过程中,Prdm1在原始生殖细胞的形成、干细胞全能性的维持以及其他组织器官的形成中都发挥了重要的作用。展开更多
基金supported by the National Natural Science Foundation of China(No.81720108002,81700193,82170186)Jiangsu Province's Medical Elite Programme(China)(No.ZDRCA2016022)+4 种基金Project of National Key Clinical Specialty(China),Jiangsu Provincial Special Program of Medical Science(China)(No.BE2017751)National Science and Technology Major F Project(China)(No.2018ZX09734007)Nature Science Foundation for Youths of Jiangsu Province,China(No.BK20220719)China Postdoctoral Science Foundation(No.2021M691336)Jiangsu Post doctoral Science Foundation(China)(No.2021K083A).
文摘PR/SET domain 1(PRDM1)gene is located on chromosome 6q21,encoding the B lymphocyte-induced maturation protein 1(BLIMP1).1 It is reported that loss of PRDM1 function is exacerbated in activated B-cell-like(ABC)-diffuse large B cell lymphoma(DLBCL)and associated with inferior survival.However,it remains unclear what leads to PRDM1 inactivation and the drug resistance mechanism caused by abnormal inactivation of PRDM1.We investigated the contribution of PRDM1 gene as a prognosis and potential therapeutic target for ABC-DLBCL patients and further clarified the possible mechanism of PRDM1 abnormal inactivation.We first proposed that TP53 could regulate PRDM1 by histone ubiquitination modification at the post-transcriptional level.
文摘Prdm1(PR domain zinc fi nger protein 1),又称为Blimp1(B-lymphocyte-induced maturation protein-1),是一个具有锌指结构的转录因子,通过调控多个基因的表达影响哺乳动物多种类型细胞的发育分化。从1991年发现至今,有关Prdm1的研究进展迅速,Prdm1在促进B细胞向浆细胞终末分化过程中的作用已经得到共识。但是,在小鼠及其他哺乳动物的胚胎发育过程中,尤其是关于Prdm1在生殖细胞发育分化中的作用机理研究则起步相对较晚。近期发现,在哺乳动物胚胎发育过程中,Prdm1在原始生殖细胞的形成、干细胞全能性的维持以及其他组织器官的形成中都发挥了重要的作用。