主题：【已应助】求助英文文献5篇，请帮帮忙，谢谢啦！

【序号】： 1
【作者】：U. Earl, a, C. Estlina and J.N. Bulmera
【题名】：Fibronectin and laminin in the early human placenta
【期刊】：Placenta
【年、卷、期、起止页码】：Volume 11, Issue 3, May-June 1990, Pages 223-231
【全文链接】：http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6WPD-4KVYWB2-3&_user=10&_coverDate=06%2F30%2F1990&_rdoc=1&_fmt=high&_orig=search&_sort=d&_docanchor=&view=c&_searchStrId=1312330994&_rerunOrigin=scholar.google&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=d70b339b514257d50c42aeb48f48dc81

【序号】：2
【作者】：Amenta PS, Gay S, Vaheri A, Martinez-Hernandez A.
【题名】： The extracellular matrix is an integrated unit: ultrastructural localization of collagen types I, III, IV, V, VI, fibronectin, and laminin in human term placenta.
【期刊】：Coll Relat Res. .
【年、卷、期、起止页码】：1986 Jun;6(2):125-52
【全文链接】：http://www.ncbi.nlm.nih.gov/pubmed/3731745

【序号】：3
【作者】： BA Bray, I Mandl, and GM Turino .
【题名】：Heparin facilitates the extraction of tissue fibronectin
【期刊】：Science 13 November 1981:
【年、卷、期、起止页码】：Vol. 214. no. 4522, pp. 793 - 795
【全文链接】： http://www.sciencemag.org/cgi/content/abstract/214/4522/793

【序号】：4
【作者】：Mamoru ISEMURA*, Zensaku YOSIZAWA*, Kuni TAKAHASHI**, Hiroko KOSAKA**, Nobuo KOJIMA** and Teruo ONO**
【题名】：Characterization of Porcine Plasma Fibronectin and Its Fragmentation by Porcine Liver Cathepsin B1
【期刊】：J. Biochem,
【年、卷、期、起止页码】：  1981, Vol. 90, No. 1 1-9.
【全文链接】：http://jb.oxfordjournals.org/cgi/content/abstract/90/1/1

【序号】：5
【作者】：Mamoru ISEMURA*, Zensaku YOSIZAWA*, Takehiko KOIDE** and Teruo ONO**  
【题名】：Interaction of Fibronectin and Its Proteolytic Fragments with Hyaluronic Acid1
【期刊】：J. Biochem, ,
【年、卷、期、起止页码】：1982, Vol. 91, No. 2 731-734
【全文链接】：http://jb.oxfordjournals.org/cgi/content/abstract/91/2/731