24小时热门版块排行榜    

查看: 1597  |  回复: 8
当前只显示满足指定条件的回帖,点击这里查看本话题的所有回帖

angelhunte

铁杆木虫 (正式写手)

菜鸟

[求助] 辉瑞新上市的新药crizotinib的ALK酶抑制率是多少,如果有文献会追加100金币

辉瑞新上市的新药crizotinib的ALK酶抑制率是多少,如果有文献会追加100金币
回复此楼
求工作
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

angelhunte

铁杆木虫 (正式写手)

菜鸟

引用回帖:
2楼: Originally posted by songxiangen at 2012-09-18 11:35:33
Crizotinib (PF-02341066) 的生物活性
Inhibitor of the catalytic activity of c-Met kinase and the NPM-ALK(nucleophosmin-anaplastic lymphoma kinase) fusion protein. A t(2;5) chromosomal translocation r ...

细胞活性,我要的是酶活性,有报道说小于1nM,但不知道具体数据
求工作
3楼2012-09-18 15:02:27
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
查看全部 9 个回答

songxiangen

金虫 (小有名气)

【答案】应助回帖

★
感谢参与,应助指数 +1
痴夷子皮: 金币+1, 谢谢交流,欢迎常来哦。 2012-09-20 08:32:53
Crizotinib (PF-02341066) 的生物活性
Inhibitor of the catalytic activity of c-Met kinase and the NPM-ALK(nucleophosmin-anaplastic lymphoma kinase) fusion protein.[1] A t(2;5) chromosomal translocation resulting in expression of an oncogenic kinase fusion protein known as NPM-ALK has been implicated in the pathogenesis of anaplastic large-cell lymphoma (ALCL). [2]
After incubation with Crizotinib (PF-02341066), cells were washed once with HBSS supplemented with 1 mmol/L Na3VO4 and protein lysates were generated. Subsequently, phosphorylation of ALK was assessed by a sandwich ELISA method using an immobilized anti–total-ALK antibody and an anti–phospho-ALK antibody (pY1604) as a detec ion antibody.
Crizotinib (PF-02341066) inhibited NPM-ALKphosphorylation in Karpas299 or SU-DHL-1 ALCL cells (mean IC50 value=24 nM).
Crizotinib (PF-02341066) potently inhibited cell proliferation, which was associated with G1-S–phase cell cycle arrest and induction of apoptosis in ALK-positive ALCL cells (IC50 values=30 nM) but not ALK-negative lymphoma cells. The induction of apoptosis was confirmed using terminal deoxyribonucleotide transferase–mediated nick-end labeling and Annexin V staining (IC50 values=25–50 nM). [3]

Crizotinib (PF-02341066) 参考文献
[1] Blood 2005;105: 2640-2653
[2] Oncogene 2001;20:5623-5637
[3] Mol Cancer Ther 2007;6:3314-3322

不知道对楼主有没有用
2楼2012-09-18 11:35:33
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

小冬瓜萱萱

银虫 (初入文坛)

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
angelhunte: 金币+8, ★有帮助, 至少说明您认真看过 2012-09-18 22:37:21
痴夷子皮: 金币+2, 谢谢交流,欢迎常来哦。 2012-09-20 08:32:59
还是我来应答吧!
crizotinib的ALK酶抑制率99%(1微摩尔浓度下),ALK酶抑制IC50小于1nm。
参考文献:Journal of Medicinal chemistry 2011, 54, 6342-6363(Table。5.)
4楼2012-09-18 16:41:24
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

小冬瓜萱萱

银虫 (初入文坛)

【答案】应助回帖

★
痴夷子皮: 金币+1, 热心奖励 2012-09-20 08:33:12
见附件图片数据

crizotinib.JPG

5楼2012-09-18 16:49:33
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[论文投稿] 售SCI一区T0P文章,我:8.O.55.1.O54,科目全,可伽急 +3 TgvkbZZl9tqB 2026-11-11 4/200 2026-11-12 12:51 by ECLTXnJnRSXf
[基金申请] 售SCI一区T0P文章,我:8.O55.1.O.54,科目全,可十急 +4 Z7qfCsdIiD1T 2026-11-11 5/250 2026-11-12 11:44 by HajghKOMynmz
[基金申请] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +4 Z7qfCsdIiD1T 2026-11-10 7/350 2026-11-12 11:33 by HajghKOMynmz
[公派出国] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +3 Z7qfCsdIiD1T 2026-11-10 7/350 2026-11-12 11:31 by HajghKOMynmz
[考博] 售SCI一区T0P文章,我:8.O55.1.O.54,科目全,可十急 +3 Z7qfCsdIiD1T 2026-11-10 5/250 2026-11-12 11:25 by HajghKOMynmz
[教师之家] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +4 Z7qfCsdIiD1T 2026-11-10 5/250 2026-11-12 11:14 by HajghKOMynmz
[基金申请] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +4 czAiolzR0IJC 2026-11-10 8/400 2026-11-12 11:00 by HajghKOMynmz
[考研] 售SCI一区T0P文章,我:8O.55.1.O.54,科目全,可伽急 +4 G2rhSvqvhNzl 2026-11-10 7/350 2026-11-12 10:49 by HajghKOMynmz
[考研] 售SCI一区T0P文章,我:8.O.55.1.O54,科目全,可伽急 +4 G2rhSvqvhNzl 2026-11-10 6/300 2026-11-12 10:36 by HajghKOMynmz
[公派出国] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +4 C6CRn66RYYXS 2026-11-10 8/400 2026-11-12 10:27 by HajghKOMynmz
[教师之家] 售SCI一区T0P文章,我:8O.55.1.O.5.4,科目齐全,可+急 +3 C6CRn66RYYXS 2026-11-10 8/400 2026-11-12 10:16 by HajghKOMynmz
[公派出国] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +5 FChKX8meu1ds 2026-11-09 10/500 2026-11-12 09:52 by HajghKOMynmz
[教师之家] 售SCI一区T0P文章,我:8.O.55.1.O54,科目全,可伽急 +7 FChKX8meu1ds 2026-11-09 12/600 2026-11-12 09:43 by HajghKOMynmz
[教师之家] 售SCI一区文章,我:8.O.551.O.5.4,科目全,可伽急 +3 TgvkbZZl9tqB 2026-11-11 3/150 2026-11-12 08:26 by HajghKOMynmz
[考研] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +5 czAiolzR0IJC 2026-11-10 5/250 2026-11-12 06:25 by 9fOTqj074tIg
[考研] 售SCI一区T0P文章,我:8O.55.1.O.54,科目全,可伽急 +4 YHiw1gou1Eda 2026-11-10 7/350 2026-11-12 05:41 by 9fOTqj074tIg
[考研] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +3 YHiw1gou1Eda 2026-11-10 6/300 2026-11-12 05:41 by 9fOTqj074tIg
[考博] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +3 FChKX8meu1ds 2026-11-09 7/350 2026-11-12 05:30 by 9fOTqj074tIg
[考研] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +3 Z7qfCsdIiD1T 2026-11-10 4/200 2026-11-12 02:23 by 9fOTqj074tIg
[文学芳草园] 厉娜 +3 张丹枫1991 2026-11-09 5/250 2026-11-09 16:53 by 张丹枫1991
信息提示
请填处理意见