主题：【求助】(已应助)求有关蛋白标签的外文文献4篇，每篇15分

【作者】：Sara Fexbya, Henrik Ihreb, James Van Alstineb and Leif Bülow
【题名】：N-Terminal tagged lactate dehydrogenase proteins: evaluation of relative hydrophobicity by hydrophobic interaction chromatography and aqueous two-phase system partition
【期刊，年卷期】：Volume 807, Issue 1, 25 July 2004, Pages 25-31
【全文链接】
http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6X0P-4BT1NYP-1&_user=10&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=d0eae8c9e04196f59907585b729bcae6                                             
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【作者】：Sara Fexby and Leif Bülow
【题名】：Improved partitioning in aqueous two-phase system of tyrosine-tagged recombinant lactate dehydrogenase
【期刊，年卷期】：Volume 25, Issue 2, July 2002, Pages 263-269
【全文链接】：】
http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6WPJ-46BMW0C-9&_user=10&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=1a4a9398c4f3fa07c727acd190570f4f
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【作者】：Sara Fexby, Anna Nilsson, Gustav Hambraeus, Folke Tjerneld, and Leif Bülow
【题名】：Partitioning and Characterization of Tyrosine-Tagged Green Fluorescent Proteins in Aqueous Two-Phase Systems
【期刊，年卷期】：Biotechnol. Prog., 2004, 20, (3), pp 793–798
【全文链接】
https://pubs.acs.org/secure/login?url=http%3A%2F%2Fpubs.acs.org%2Fcgi-bin%2Farticle.cgi%2Fbipret%2F2004%2F20%2Fi03%2Fpdf%2Fbp034177j.pdf
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【作者】：Anna Colléna, Michael Wardb, Folke Tjernelda and Henrik Stålbrand
【题名】：Genetic engineering of the Trichoderma reesei endoglucanase I (Cel7B) for enhanced partitioning in aqueous two-phase systems containing thermoseparating ethylene oxide–propylene oxide copolymers
【期刊，年卷期】：Volume 87, Issue 2, 4 May 2001, Pages 179-191
【全文链接】
http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6T3C-42MNBWV-7&_user=10&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=56147329ab78f7ca43f178f22b250faf