色素上皮衍生因子PEDF全基因敲除诱导脂肪堆积的 作用及机制

“…摘 要: 【目的】 研究色素上皮衍生因子PEDF表达水平与脂代谢的关系,探讨PEDF参与血脂代谢的可能调控机制,为揭示PEDF参与多种代谢疾病提供重要依据?【方法】 应用Crispr/Cas9基因修饰技术构建PEDF-/-小鼠,高脂饮食(HFD)诱导肥胖小鼠模型,检测小鼠血脂水平(甘油三脂TG?…”
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Comprehensive phenotypic analysis of multiple gene deletions of α-glucan synthase and Crh-transglycosylase gene families in Aspergillus niger highlighting the versatility of the fu... by Katharina J. Ost, Mark Arentshorst, Bruno M. Moerschbacher, Mareike E. Dirks-Hofmeister, Arthur F.J. Ram

“…To determine whether the ags and crh gene families have redundant functions, both gene families were deleted using iterative CRISPR/Cas9 mediated genome editing. The 12-fold deletion mutant was viable and did not exhibit growth defects under non-stressing growth conditions. …”
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PMA1-containing extracellular vesicles of Candida albicans triggers immune responses and colitis progression by Zhen Xu, Shuping Qiao, Zelin Wang, Chen Peng, Yayi Hou, Baorui Liu, Guochun Cao, Tingting Wang

“…Here, we found that PMA1 expression was significantly increased in C. albicans from patients with IBD compared to that in healthy controls. A Crispr-Cas9-based fungal strain editing system was then used to knock out PMA1 expression in C. albicans. …”
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Repression of PFKFB3 sensitizes ovarian cancer to PARP inhibitors by impairing homologous recombination repair by Yinan Xiao, Yu Wu, Qilong Wang, Mo Li, Chaolin Deng, Xiaoyang Gu

“…We analyzed PFKFB3 expression and activity in primary OC tissues and cell lines using western blotting and immunohistochemistry. CRISPR-Cas9 and pharmacological inhibitors were employed to inhibit PFKFB3, and the effects on PARPi resistance, homologous recombination (HR) repair efficiency, and DNA damage were evaluated. …”
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Activation of three targets by a TAL effector confers susceptibility to bacterial blight of cotton by Brendan W. Mormile, Yan Yan, Taran Bauer, Li Wang, Rachel C. Rivero, Sara C. D. Carpenter, Catherine Danmaigona Clement, Kevin L. Cox, Lin Zhang, Xiyu Ma, Terry A. Wheeler, Jane K. Dever, Ping He, Adam J. Bogdanove, Libo Shan

“…Transcriptome profiling coupled with TALE-binding element prediction identify a pectin lyase gene as an additional Tal7b target, quantitatively contributing to Xcm virulence alongside GhSWEET14a/b. CRISPR-Cas9 gene editing supports the function of GhSWEETs in cotton bacterial blight and the promise of disrupting the TALE-binding site in S genes for disease management. …”
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The protective effect of oleic acid on Lactiplantibacillus plantarum during freeze-drying by Yongjun Xia, Yizhen Wang, Jing Pu, Yan Wu, Zhiqiang Xiong, Xin Song, Hui Zhang, Lianzhong Ai, Guangqiang Wang

“…To verify the role of oleic acid, we used CRISPR-Cas9 to knock-out the key synthesis gene cla-er. …”
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The O-glycosyltransferase C1GALT1 promotes EWSR1::FLI1 expression and is a therapeutic target for Ewing sarcoma by Shahid Banday, Alok K. Mishra, Romana Rashid, Tianyi Ye, Amjad Ali, Junhui Li, Jason T. Yustein, Michelle A. Kelliher, Lihua Julie Zhu, Sara K. Deibler, Sunil K. Malonia, Michael R. Green

“…Here, using genome-scale CRISPR/Cas9 knockout screening, we identify C1GALT1, a galactosyltransferase required for the biosynthesis of many O-glycoproteins, as a factor that promotes EWSR1::FLI1 expression. …”
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Molecular dependencies and genomic consequences of a global DNA damage tolerance defect by Daniel de Groot, Aldo Spanjaard, Ronak Shah, Maaike Kreft, Ben Morris, Cor Lieftink, Joyce J. I. Catsman, Shirley Ormel, Matilda Ayidah, Bas Pilzecker, Olimpia Alessandra Buoninfante, Paul C. M. van den Berk, Roderick L. Beijersbergen, Heinz Jacobs

“…A whole-genome CRISPR-Cas9 screen revealed a strict reliance of double-mutant cells on the CST complex, where CST promotes fork stability. …”
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Hypoxia-induced CTCF mediates alternative splicing via coupling chromatin looping and RNA Pol II pause to promote EMT in breast cancer by Parik Kakani, Shruti Ganesh Dhamdhere, Deepak Pant, Rushikesh Joshi, Sachin Mishra, Anchala Pandey, Dimple Notani, Sanjeev Shukla

“…Specifically, disrupting the HIF1α-CTCF-COL5A1exon64A axis through the dCas9-DNMT3A system alleviates the EMT in hypoxic cancer cells and may represent a novel therapeutic target in breast cancer.…”
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Preferential Expression of B7-H6 in Glioma Stem-Like Cells Enhances Tumor Cell Proliferation via the c-Myc/RNMT Axis by Hanqing Chen, Yundi Guo, Jing Sun, Jun Dong, Qinghua Bao, Xueguang Zhang, Fengqing Fu

“…Extending this to 293T cells, we observed that knocking out of B7-H6 with CRISPR-Cas9 system also suppressed cell proliferation. Thus, our findings suggest B7-H6 as a potential molecule for glioma stem cell targeted immunotherapy.…”
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The N‐terminal domain of gasdermin D induces liver fibrosis by reprogrammed lipid metabolism by Xue Wang, Chunyou Ning, Xingyi Cheng, Zhengzhong Wu, Dongbo Wu, Xuemei Ding, Cunxiang Ju, Zhihang Zhou, Lingfeng Wan, Wei Zhao, Peiliang Shi

“…Methods GSDMD‐NTki/wt mice and Alb‐creki/wt mice were generated using CRISPR/Cas9 technology. After crossing the two strains together, we induced conditional cell death by doxycycline to construct a mouse model of liver fibrosis. …”
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Hypoxia-inducible factor 1α is required to establish the larval glycolytic program in Drosophila melanogaster by Yasaman Heidarian, Tess D. Fasteen, Liam Mungcal, Kasun Buddika, Nader H. Mahmoudzadeh, Travis Nemkov, Angelo D'Alessandro, Jason M. Tennessen

“…Here we examine the possibility that the Drosophila ortholog of Hypoxia inducible factor 1α (Hif1α) is also required to activate the larval glycolytic program. Methods: CRISPR/Cas9 was used to generate new loss-of-function alleles in the Drosophila gene similar (sima), which encodes the sole fly ortholog of Hif1α. …”
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Advances in CAR T cell therapy: antigen selection, modifications, and current trials for solid tumors by Safwaan H. Khan, Safwaan H. Khan, Yeonjoo Choi, Mysore Veena, Mysore Veena, John K. Lee, John K. Lee, Daniel Sanghoon Shin, Daniel Sanghoon Shin

“…An examination of emerging strategies for countering these limitations reveals that CRISPR-Cas9-mediated genetic modifications and combination therapies utilizing checkpoint inhibitors can improve CAR T cell functionality and durability. …”
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RAS, a Pentatricopeptide Repeat Protein, Interacts with OsTRX z to Regulate Chloroplast Gene Transcription and RNA Processing by Zhennan Qiu, Shiyong Wen, Peinan Sun, Dongdong Chen, Chunmiao Wang, Xiliang Song, Liying Xiao, Peiliang Zhang, Dongying Zhao, Cuiping Wen, Peiyan Guan, Xuechu Du, Yinghui Sun, Chenshan Xu, Jian Song

“…RAS contains 16 PPR motifs and features a small MutS-related (SMR) domain at its C-terminus. CRISPR/Cas9-generated <i>ras</i> mutants exhibited an albino seedling-lethal phenotype characterized by abnormal chloroplast structures and a significantly reduced chlorophyll content. …”
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GGCX promotes Eurasian avian-like H1N1 swine influenza virus adaption to interspecies receptor binding by Jiahui Zou, Meijun Jiang, Rong Xiao, Huimin Sun, Hailong Liu, Thomas Peacock, Shaoyu Tu, Tong Chen, Jinli Guo, Yaxin Zhao, Wendy Barclay, Shengsong Xie, Hongbo Zhou

“…In this study, we conduct a comprehensive genome-wide CRISPR/Cas9 knockout screen utilizing EA H1N1 SIV in porcine kidney cells. …”
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Sterol‐Targeted Laboratory Evolution Allows the Isolation of Thermotolerant and Respiratory‐Competent Clones of the Industrial Yeast Saccharomyces cerevisiae by Isabel‐Elena Sánchez‐Adriá, Jose A. Prieto, Gemma Sanmartín, Miguel Morard, Estéfani García‐Ríos, Francisco Estruch, Francisca Randez‐Gil

“…Notably, all evolved clones exhibited specific point mutations in MPM1 (P50S) and PDR1 (F749S). CRISPR‐Cas9 experiments confirmed the role of the pdr1F749S mutation in the FCNZ‐tolerance phenotype and demonstrated that Mpm1 is required for growth at high temperatures. …”
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Mis-localization of endogenous TDP-43 leads to ALS-like early-stage metabolic dysfunction and progressive motor deficits by Yiying Hu, Alexander Hruscha, Chenchen Pan, Martina Schifferer, Michael K. Schmidt, Brigitte Nuscher, Martin Giera, Sarantos Kostidis, Özge Burhan, Frauke van Bebber, Dieter Edbauer, Thomas Arzberger, Christian Haass, Bettina Schmid

“…However, TDP-43 gain of function in the cytoplasm is still poorly understood since TDP-43 animal models recapitulating mis-localization of endogenous TDP-43 from the nucleus to the cytoplasm are missing. Methods CRISPR/Cas9 technology was used to generate a zebrafish line (called CytoTDP), that mis-locates endogenous TDP-43 from the nucleus to the cytoplasm. …”
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Chicken C4BPM facilitates replication of H5N1 and H9N2 Avian Influenza Viruses by inhibiting the production of type I interferons by Huizi Li, Shishi Wang, Ruihong Guo, Xijiao Chen, Yuanyuan Huang, Weixin Jia, Zhangyong Ning

“…To verify the role of C4BPM in replication of AIVs, C4BPM knockout (C4BPM-KO) and stable overexpressing (C4BPM-overexpressing) DF-1 cells were generated using lentivirus-mediated CRISPR/Cas9 gene editing technology and molecular cloning strategies. …”
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Context effects on repair of 5′‐overhang DNA double‐strand breaks induced by Cas12a in Arabidopsis by Sébastien Lageix, Miguel Hernandez, Maria E. Gallego, Jérémy Verbeke, Yannick Bidet, Sandrine Viala, Charles I. White

“…We present here an analysis of recombination at targeted chromosomal 5′ overhang DSB generated by the FnCas12a endonuclease in the plant, Arabidopsis thaliana. The much‐studied Cas9 nuclease cleaves DNA to generate blunt‐ended DSBs, but relatively less is known about the repair of other types of breaks, such as those with 5′‐overhanging ends. …”
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TAB2 deficiency induces dilated cardiomyopathy by promoting mitochondrial calcium overload in human iPSC-derived cardiomyocytes by Wenrui Sun, Jianchao Zhang, Shuang Li, Wanrong Fu, Yangyang Liu, Mengduan Liu, Jianzeng Dong, Xiaoyan Zhao, Xiaowei Li

“…Methods In this study, we generated a TAB2 compound heterozygous knockout cell line in induced pluripotent stem cells (iPSCs) derived from a healthy individual using CRISPR/Cas9 technology. IPSCs are not species-dependent, are readily accessible, and raise fewer ethical concerns. …”
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