主题：【已应助】求助英文文献5篇

【序号】：21
【作者】：S. A. Margolis and M. Dizdaroglu
【题名】：Separation and purification of diastereoisomers of angiotensin I by weak anion-exchange high-performance liquid chromatography.
【期刊】：J. Chromatogr.
【年、卷、期、起止页码】：1985, 322(1), 117-128
【全文链接】：http://www.sciencedirect.com/science/article/pii/S0021967301976642
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【序号】：22
【作者】：Victoria Sanz-Nebot, Fernando Benavente, Isabel Toro and José Barbosa
【题名】：Liquid chromatography–mass spectrometry approach for the characterization and purification of crude synthetic peptide hormones
【期刊】：Analytical and Bioanalytical Chemistry
【年、卷、期、起止页码】：Volume 377, Number 2, 306-315
【全文链接】：http://www.springerlink.com/content/drbc2fqbx1l4alyk/
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【序号】：23
【作者】：V. Sanz-Nebot, F. Benavente, I. Toro and J. Barbosa
【题名】：Optimization of HPLC conditions for the separation of complex crude mixtures produced in the synthesis of therapeutic peptide hormones
【期刊】：Chromatographia
【年、卷、期、起止页码】：Volume 53, Supplement 1, S167-S173
【全文链接】：http://www.springerlink.com/content/hw0732n43138h30n/
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【序号】：24
【作者】：Marnix A. Hoitink, Jos H. Beijnen, Marcel U. S. Boschma, Auke Bult, Oeds A. G. J. van der Houwen, Gerard Wiese and Willy J. M. Underberg
【题名】：Degradation Kinetics of Three Gonadorelin Analogues: Developing a Method for Calculating Epimerization Parameters
【期刊】：Pharmaceutical Research
【年、卷、期、起止页码】：Volume 15, Number 9, 1449-1455
【全文链接】：http://www.springerlink.com/content/h625958453p6m176/
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【序号】：25
【作者】：C. Hunter, K. Sugden & J. G. Lloyd-jones
【题名】：HPLC of Peptides and Peptide Diastereoisomers on ODS-and Cyanopropyl-Silica Gel Column Packing Materials
【期刊】：Journal of Liquid Chromatography
【年、卷、期、起止页码】：Volume 3, Issue 9, 1980, pages 1335-1352
【全文链接】：http://www.tandfonline.com/doi/abs/10.1080/01483918008062780#preview