本檔案是由Maksim從en.wikipedia轉移到維基共享資源。

Synthetic chemist Julie Perkins works to link two molecules, each of which binds to two protein binding sites. The new molecule will bind more strongly and securely to a specific toxin protein than the individual molecules can.

Lawrence Livermore National Laboratory photo, http://www.llnl.gov/pao/news/news_releases/2005/images/Perkins289x232s.jpg from: http://www.llnl.gov/pao/news/news_releases/2005/SF-05-03-02.html

	此作品在美国属于公有领域，因为其是由美国政府的官员或雇员，基于其个人公务目的制作的作品，参考美国法典第17篇第1章第105条。 注意︰本模板仅适用于美国联邦政府的原创作品，不适用于任何美国州、属地、联邦个体、县、市或任何次级政府的作品。本模板也不适用于1978年以后由美国邮政署出版的邮票图案（参看美国版权局实践纲领第313.6(C)(1)条）。也不适用于部分美国硬币；参看美国铸币局使用条款。
本文件已被确认为免除已知的著作权法限制（包括所有相关权利）。

https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse

Legend: (cur) = this is the current file, (del) = delete this old version, (rev) = revert to this old version.

Click on date to download the file or see the image uploaded on that date.

• (del) (cur) 15:16, 18 January 2006 . . en:User:Nrcprm2026 Nrcprm2026 ( en:User_talk:Nrcprm2026 Talk) . . 289x232 (26430 bytes) (Synthetic chemist Julie Perkins works to link two molecules, each of which binds to two protein binding sites. The new molecule will bind more strongly and securely to a specific toxin protein than the individual molecules can. Lawrence Livermore Nation)