LncRNA PACER is down-regulated in osteoarthritis and regulates chondrocyte apoptosis and lncRNA HOTAIR expression

被引:33
作者
Jiang, Mingwei [1 ]
Liu, Jie [2 ]
Luo, Tao [1 ]
Chen, Qiu [1 ]
Lu, Ming [1 ]
Meng, Deqiang [1 ]
机构
[1] Shanghai Publ Hlth Clin Ctr, Dept Orthopaed, Shanghai 201508, Peoples R China
[2] Hangzhou First Peoples Hosp, Dept Orthopaed, Hangzhou 310006, Zhejiang, Peoples R China
关键词
LONG NONCODING RNAS;
D O I
10.1042/BSR20190404
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
LncRNA PACER is a chondrocyte inflammation-associated long non-coding RNA (lncRNA), and chondrocyte inflammation is involved in osteoarthritis (OA). We observed that plasma PACER was down-regulated, while plasma HOTAIR was up-regulated in OA patients. Altered plasma levels of PACER and HOTAIR distinguished OA patients from healthy controls. PACER and HOTAIR were inversely correlated in both OA patients and healthy controls. PACER overexpression mediated the down-regulation of HOTAIR, while HOTAIR overexpression did not significantly affect PACER. PACER overexpression led to inhibited, while HOTAIR overexpression led to promoted apoptosis of chondrocyte. HOTAIR overexpression attenuated the effects of PACER overexpression. Therefore, lncRNA PACER is down-regulated in OA and regulates chondrocyte apoptosis by down-regulating lncRNA HOTAIR.
引用
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页数:7
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