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Compromised autophagy by MIR30B benefits the intracellular survival of Helicobacter pylori. Autophagy. 2012 Jul 1;8(7):1045-57
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Compromised autophagy by MIR30B benefits the intracellular survival of Helicobacter pylori
×÷Õß:Tang, B (Tang, Bin)[ 1,3 ] ; Li, N (Li, Na)[ 1 ] ; Gu, J (Gu, Jiang)[ 1 ] ; Zhuang, Y (Zhuang, Yuan)[ 1 ] ; Li, Q (Li, Qian)[ 1 ] ; Wang, HG (Wang, Hai-Guang)[ 1 ] ; Fang, Y (Fang, Yao)[ 1 ] ; Yu, B (Yu, Bo)[ 1 ] ; Zhang, JY (Zhang, Jin-Yu)[ 1 ] ; Xie, QH (Xie, Qing-Hua)[ 1 ] ¸ü¶àÄÚÈÝ
AUTOPHAGY
¾í: 8  ÆÚ: 7  Ò³: 1045-1057
DOI: 10.4161/auto.20159
³ö°æÄê: JUL 2012
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Helicobacter pylori evade immune responses and achieve persistent colonization in the stomach. However, the mechanism by which H. pylori infections persist is not clear. In this study, we showed that MIR30B is upregulated during H. pylori infection of an AGS cell line and human gastric tissues. Upregulation of MIR30B benefited bacterial replication by compromising the process of autophagy during the H. pylori infection. As a potential mechanistic explanation for this observation, we demonstrate that MIR30B directly targets ATG12 and BECN1, which are important proteins involved in autophagy. These results suggest that compromise of autophagy by MIR30B allows intracellular H. pylori to evade autophagic clearance, thereby contributing to the persistence of H. pylori infections.
¹Ø¼ü´Ê
×÷Õ߹ؼü´Ê:Helicobacter pylori; MIR30B; autophagy; ATG12; BECN1
KeyWords Plus:GASTRIC EPITHELIAL-CELLS; INFLAMMATORY RESPONSE; MONITORING AUTOPHAGY; MICRORNA EXPRESSION; IMMUNE-RESPONSES; CANCER; INDUCTION; INFECTION; RESISTANCE; APOPTOSIS
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ͨѶ×÷ÕßµØÖ·: Zou, QM (ͨѶ×÷Õß)
ÏÔʾÔöÇ¿×éÖ¯ÐÅÏ¢µÄÃû³Æ        Third Mil Med Univ, Coll Med Lab Sci, Dept Clin Microbiol & Immunol, Chongqing, Peoples R China.
µØÖ·:
ÏÔʾÔöÇ¿×éÖ¯ÐÅÏ¢µÄÃû³Æ        [ 1 ] Third Mil Med Univ, Coll Med Lab Sci, Dept Clin Microbiol & Immunol, Chongqing, Peoples R China
ÏÔʾÔöÇ¿×éÖ¯ÐÅÏ¢µÄÃû³Æ        [ 2 ] Chinese Acad Sci, Inst Microbiol, Biol Resource Ctr, Beijing, Peoples R China
              [ 3 ] Emei Sanat Chengdu Mil Reg, Emeishan, Sichuan, Peoples R China
µç×ÓÓʼþµØÖ·:qmzou2007@163.com; mxh95xy@tom.com
»ù½ð×ÊÖúÖÂл
»ù½ð×ÊÖú»ú¹¹        ÊÚȨºÅ
National Natural Science Foundation of China (NSFC)        
81071412
²é¿´»ù½ð×ÊÖúÐÅÏ¢   
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LANDES BIOSCIENCE, 1806 RIO GRANDE ST, AUSTIN, TX 78702 USA
Àà±ð / ·ÖÀà
Ñо¿·½Ïò:Cell Biology
Web of Science Àà±ð:Cell Biology
ÎÄÏ×ÐÅÏ¢
ÎÄÏ×ÀàÐÍ:Article
ÓïÖÖ:English
Èë²ØºÅ: WOS:000307830600004
ISSN: 1554-8627
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Impact Factor (Ó°ÏìÒò×Ó): Journal Citation Reports®
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IDS ºÅ: 993BX
Web of Science ºËÐĺϼ¯ÖÐµÄ "ÒýÓõIJο¼ÎÄÏ×": 43
Web of Science ºËÐĺϼ¯ÖÐµÄ "±»ÒýƵ´Î": 5
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