ArticleAmerican journal of translational research2024
Silencing lncRNA GABPB1-AS1 alleviates cerebral ischemia reperfusion injury through the miR-641/NUCKS1 axis.
Article in American journal of translational research, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.
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Abstract
objectiveTo investigate the possible mechanism of lncRNA GA binding protein transcription factor beta subunit 1 antisense RNA 1 (GABPB1-AS1) in cerebral ischemia/reperfusion (CI/R) injury.
methodsRT-qPCR was applied to determine GABPB1-AS1 expression in oxygen-glucose deprivation/reoxygenation (OGD/R) cells. The targeting relationships between GABPB1-AS1 and miR-641, as well as between miR-641 and nuclear casein and cyclin-dependent kinase substrate 1 (NUCKS1) were examined by dual luciferase reporter assay. The protein expression of caspase-3, Bax, Bcl-2 and NUCKS1 was examined by western blot. Cell apoptosis was measured by flow cytometry (FCM) and western blot. Cell viability was evaluated by 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide (MTT) assay.
resultsGABPB1-AS1 was significantly elevated in SH-SY5Y cells under OGD/R. Downregulation of GABPB1-AS1 accelerated cell viability and suppressed cell apoptosis. GABPB1-AS1 silencing reduced ROS and MDA levels in OGD/R-treated cells. Furthermore, miR-641 inhibitor aggravated damage from OGD/R, but GABPB1-AS1 silencing notably attenuated this effect. NUCKS1 was proven to be a target gene of miR-641.
conclusionGABPB1-AS1 silencing alleviated CI/R injury through the miR-641/NUCKS1 axis, indicating that GABPB1-AS1 might serve as a therapeutic target for CI/R injury.
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