摘要
MYC家族基因在大脑发育中起着至关重要的作用,其致癌作用与胚胎神经肿瘤如髓母细胞瘤(MB)和神经母细胞瘤(NB)的形成有关。MYCN基因的扩增是侵袭性神经母细胞瘤(NB)的主要标志,与其不良的预后相关,而c- MYC基因的过度表达是MB亚型的典型特征,伴有侵袭性的生物学行为和肿瘤转移增加的可能性。MYC基因成为小儿神经肿瘤治疗的靶点已不足为奇。然而,尽管近三十年来对MYC基因进行了深入的生物学研究以及发表了大量的30000篇论文,在癌症药物方面抑制MYC基因的治疗策略仍然是一个难以实现的目标。本文综述了目前对因MYC基因过度表达的胚胎神经肿瘤的治疗方法不够完善,以及讨论了将致癌作用的MYC基因作为靶点的治疗策略的潜力与挑战。
关键词: 胚胎性肿瘤、髓母细胞瘤、MYC基因、神经母细胞瘤,儿科癌症
Current Cancer Drug Targets
Title:MYC as Therapeutic Target for Embryonal Tumors: Potential and Challenges
Volume: 16 Issue: 1
Author(s): Tarek Shalaby and Michael A. Grotzer
Affiliation:
关键词: 胚胎性肿瘤、髓母细胞瘤、MYC基因、神经母细胞瘤,儿科癌症
摘要: The MYC family plays essential roles during brain development and their oncogenic deregulation is implicated in the formation of embryonal neural tumors such as medulloblastomas (MB) and neuroblastoma (NB). Amplification of the MYCN is the predominant marker for aggressive NB and correlates with poor prognosis, while c-MYC overexpression is a defining feature of MB subgroups inflected with aggressive biological behavior and increased likelihood of metastasis. Not surprisingly MYC has emerged as an attractive target for pediatric neural cancer therapy. However despite three decades of intensive research in MYC biology and an impressive number of 30,000 publications, inhibition of MYC as therapeutic strategy remains an elusive goal in cancer medicine. This review discusses the potential and challenges of targeting the oncogenic effects of MYC as therapeutic strategy for MYC over-expressing embryonal neural tumors where current therapies are inadequate.
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Tarek Shalaby and Michael A. Grotzer , MYC as Therapeutic Target for Embryonal Tumors: Potential and Challenges, Current Cancer Drug Targets 2016; 16 (1) . https://dx.doi.org/10.2174/1568009615666150916092745
DOI https://dx.doi.org/10.2174/1568009615666150916092745 |
Print ISSN 1568-0096 |
Publisher Name Bentham Science Publisher |
Online ISSN 1873-5576 |
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