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RNA修饰在肿瘤线粒体中的作用:机遇与挑战
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作者 周嘉旺 陶丽君 王红胜 《中国肿瘤临床》 CAS CSCD 北大核心 2024年第17期873-880,共8页
碱基或核糖上发生化学基团修饰在RNA分子中普遍存在,这些RNA修饰行为可以通过影响基因表达从而调控肿瘤进展。深入研究RNA修饰在肿瘤进展中的作用,对于肿瘤机制的理解和干预策略的开发具有重要科学价值。线粒体在维持肿瘤细胞的异常代... 碱基或核糖上发生化学基团修饰在RNA分子中普遍存在,这些RNA修饰行为可以通过影响基因表达从而调控肿瘤进展。深入研究RNA修饰在肿瘤进展中的作用,对于肿瘤机制的理解和干预策略的开发具有重要科学价值。线粒体在维持肿瘤细胞的异常代谢状态中扮演着至关重要的角色,近期研究提示RNA修饰与肿瘤线粒体之间存在着紧密联系,为干预肿瘤线粒体功能提供了重要机遇。本文聚焦于RNA修饰在肿瘤线粒体中的作用及相关机制,阐述线粒体自身及线粒体外RNA修饰对线粒体功能的影响,并探讨基于RNA修饰对肿瘤线粒体的干预策略,从而为代谢调控机制以及创新治疗策略提供更多的启示。 展开更多
关键词 RNA修饰 肿瘤 线粒体
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癌症中核糖体RNA上的修饰:生物学功能和治疗靶点
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作者 杨先远 陶丽君 +2 位作者 周嘉旺 张坤 王红胜 《Science Bulletin》 SCIE EI CAS CSCD 2024年第6期722-726,共5页
The ribosome is a cellular system responsible for translating the nucleotide code of mRNA into proteins.In human cells,this complex consists of four distinct ribosomal RNAs(rRNAs):The 28S,18S,5.8S,and 5S rRNAs,along w... The ribosome is a cellular system responsible for translating the nucleotide code of mRNA into proteins.In human cells,this complex consists of four distinct ribosomal RNAs(rRNAs):The 28S,18S,5.8S,and 5S rRNAs,along with 80 ribosomal proteins.Polymerase Ⅰ is responsible for synthesizing the 28S,18S,and 5.8S rRNAs,while polymerase Ⅲ is responsible for synthesizing the 5S rRNA[1]. 展开更多
关键词 核糖体RNA 治疗靶点 RRNA 18S
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RNA ac^(4)C modification in cancer biology:from regulatory mechanisms to clinical applications
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作者 lijun tao Yunqing Lu +4 位作者 Zhuojia Chen Lichen Ge Junming He Jianxin Peng Hongsheng Wang 《Science China(Life Sciences)》 SCIE CAS CSCD 2024年第4期832-835,共4页
RNA modifications are increasingly recognized for their significance in diverse physiological and pathological processes,with over 170 types of chemical modifications having been discovered since the1960s.Among these ... RNA modifications are increasingly recognized for their significance in diverse physiological and pathological processes,with over 170 types of chemical modifications having been discovered since the1960s.Among these modifications,N4-acetylcytidine(ac^(4)C)is the first acetylated modification identified on eukaryotic RNAs,previously reported in transfer RNA(t RNA)and ribosomal RNA(rRNA)。 展开更多
关键词 CLINICAL (4) MODIFICATION
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Clinical curative effect of fuzi-cake-separated moxibustion for preventing dysuria after operation for lower limb fracture 被引量:4
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作者 Yan Yue lijun tao +4 位作者 Jianqiao Fang Qi Xie Shaofeng He Chunxia Huang Xueming Yang 《Journal of Traditional Chinese Medicine》 SCIE CAS CSCD 2014年第5期544-549,共6页
OBJECTIVE: To assess the clinical curative effect of fuzi-cake-separated moxibustion at Zhongji(CV 3)and Guanyuan(CV 4) for preventing dysuria after internal fixation of lower limb fractures.METHODS: Sixty patients co... OBJECTIVE: To assess the clinical curative effect of fuzi-cake-separated moxibustion at Zhongji(CV 3)and Guanyuan(CV 4) for preventing dysuria after internal fixation of lower limb fractures.METHODS: Sixty patients conforming to the inclusion standards were randomly divided into a treatment group(n=30) and a control group(n=30).Fuzi-cake-separated moxibustion was performed at Guanyuan(CV 4) and Zhongji(CV 3), 20 min at a time, twice a day, for 3 days before operation in the treatment group. No fuzi-cake-separated moxibustion was performed in the control group. After treatment, the score for symptoms of first urination, urinary time, urinary volume, 24 h remaining urinary volume, incidence of uroschesis, and rate of controlling dysuria were compared to evaluate the curative effect of preventing post-operative dysuria.RESULTS: The score for symptoms of first urination,24 h remaining urinary volume(maximum 120 m L vs 250 m L, and less than 10 m L in 24 cases vs 15 cases), and the rate of controlling dysuria(83.34% vs30%) were significantly better(P<0.05, P<0.05, and P<0.001, respectively) in the treatment compared with the control group. There was no statistical difference(P>0.05) between the two groups in first post-operative urinary time, urinary volume, or incidence of 24 h uroschesis.CONCLUSION: Fuzi-cake-separated moxibustion at Zhongji(CV 3) and Guanyuan(CV 4) can better prevent post-operative dysuria, effectively promote the functional restoration of the urinary bladder,and control the incidence of post-operative dysuria. 展开更多
关键词 MOXIBUSTION Point Zhongji (CV 3) Point Guanyuan (CV 4) Lower extremity Fractures bone Surgery DYSURIA
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