USP33, a new player in lung cancer, mediates Slit-Robo signaling.

USP33, a new player in lung cancer, mediates Slit-Robo signaling.
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USP33,肺癌的新参与者,介导 Slit-Robo 信号传导

DOI:
10.1007/s13238-014-0070-z
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发表时间:
2014-09
期刊:
影响因子:
21.1
通讯作者:
Wu, Jane Y.
Wu, Jane Y.
中科院分区:
生物学1区
文献类型:
--
作者:
Wen, Pushuai;Kong, Ruirui;Liu, Jianghong;Zhu, Li;Chen, Xiaoping;Li, Xiaofei;Nie, Yongzhan;Wu, Kaichun;Wu, Jane Y.

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泛素特异性蛋白酶33(USP 33)是一种多功能蛋白,调节多种细胞过程。USP 33在肺癌中的表达和作用尚未被探索。在这项研究中,我们发现USP 33在多个肺癌患者队列中下调,并且USP 33的低表达与预后不良相关。USP 33介导肺癌细胞迁移中的Slit-Robo信号传导。USP 33的下调降低了肺癌细胞中Robo 1的蛋白质稳定性,为USP 33介导肺癌细胞中Slit活性的功能提供了一种以前未知的机制。总之,USP 33是肺癌中调节Slit-Robo信号传导的新参与者。我们的数据表明USP 33可能是肺癌的候选肿瘤抑制因子,具有作为预后标志物的潜力。
Ubiquitin specific protease 33 (USP33) is a multifunctional protein regulating diverse cellular processes. The expression and role of USP33 in lung cancer remain unexplored. In this study, we show that USP33 is down-regulated in multiple cohorts of lung cancer patients and that low expression of USP33 is associated with poor prognosis. USP33 mediates Slit-Robo signaling in lung cancer cell migration. Downregulation of USP33 reduces the protein stability of Robo1 in lung cancer cells, providing a previously unknown mechanism for USP33 function in mediating Slit activity in lung cancer cells. Taken together, USP33 is a new player in lung cancer that regulates Slit-Robo signaling. Our data suggest that USP33 may be a candidate tumor suppressor for lung cancer with potential as a prognostic marker.
DOI: 10.1016/s0092-8674(00)80590-5
发表时间: 1999-03-19
期刊: CELL
影响因子: 64.5
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