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痴梦潇湘

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[交流] Eli Lilly抗阿尔兹海默病药物卷土重来 已有2人参与

7月12日,Eli Lilly称将在9月份前启动名为Expedition 3的III期临床试验,评价anti-Aβ单抗solanezumab治疗阿尔兹海默病的有效性。之前该药已经进行过两项III期临床试验,共涉及1300例受试者,但均未达到主要临床终点。此次Expedition 3的规模更大,计划2100例受试者,治疗18个月。这项试验如果成功,solanezumab有望2017上市。
Eli Lilly阿尔兹海默病项目资深医学总监Eric Siemers称:
An estimated 25 percent of patients in the two earlier Expedition trials might not actually have had beta-amyloid deposits or Alzheimer's disease, so solanezumab could not have helped them. Many patients were enrolled in those trials on the basis of symptoms, without undergoing sophisticated diagnostic procedures now available to confirm the presence of beta-amyloid deposits. In the new study, Lilly's recently approved radioactive imaging agent, called Amyvid, will be used to screen patients.
Eli Lilly的希望寄托在了去年上市的放射显影剂Amyvid,这确实是a wise move,When you're using an amyloid-based approach you want to make sure amyloid is there.
阿尔兹海默病药是药学界臭名昭著的吸金黑洞,在各大企业谈AD色变、各大投资机构谈AD疯狂的今天,Eli Lilly一直坚守在抗AD一线,勇气可嘉。Eli Lilly也不太可能像其他企业那样可以轻易收手,如果anti-Aβ单抗不能上市,Amyvid卖给谁去?反过来说,如果solanezumab成功上市,哪怕只有轻微的效果,Eli Lilly就成功垄断了从诊断到治疗的整个利益链,面对这么大的诱惑,谁能招架?
Ref: www.reuters.com/article/2013/07/ ... USBRE96B0F220130712
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hoc2h2

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Dr.


小木虫: 金币+0.5, 给个红包,谢谢回帖
越来越多的研究表明了Abeta的清除并不能带来Alzheimer的治愈,不排除有症状减轻的可能性,但是Abeta实在是病理过程中靠下游的环节,指望这种方法达到disease-modifying的效果可能希望不大。CNS疾病的新药越来越难做,是因为必须将神经系统作为一个整体来考虑,target-based的方法已经屡屡失效了
略通有机,稍懂做药。
3楼2013-07-13 22:06:02
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wobaby

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小木虫: 金币+0.5, 给个红包,谢谢回帖
Ref: www.reuters.com/article/2013/07/ ... USBRE96B0F220130712
无法连接啊 兄弟
http://emuch.net/bbs/viewthread.php?tid=5374021&pid=9#pid9
2楼2013-07-13 21:51:05
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