Publications by authors named "Zhenfa Chen"

GINS1 is overexpressed in several types of cancers including leukemia and linked to poor outcomes. However, GINS1 remains poorly investigated in DLBCL (diffuse large B-cell lymphoma). This project aimed to explore the expression, functions and regulation of GINS1 in DLBCL.

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PAX5, a member of the paired box gene family of transcription factors, is a B-cell-specific activator protein that plays important roles during B lymphopoiesis. Two putative PAX5 binding sites in the human GINS1 promoter region were identified. EMSA, ChIP and luciferase assay showed that PAX5 functions as a positive transcription factor for GINS1 expression.

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Transmembrane serine proteases are a group of enzymes that are implicated in diverse biological processes. Transmembrane serine protease 11E () is expressed in epithelial cells. Previous studies on TMPRSS11E mainly focused on its function in tumor progression.

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TMPRSS11E was found to be upregulated in human nonsmall cell lung cancer samples (NSCLC) and cell lines, and high expression was associated with poor survival of NSCLC patients. The results of in vitro and in vivo experiments showed that overexpressing TMPRSS11E resulted in A549 cell proliferation and migration promotion, while the TMPRSS11E S372A mutant with the mutated catalytic domain lost the promoting function. In addition, in mouse xenograft models, silencing TMPRSS11E expression inhibited the growth of 95D cell-derived tumors.

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