We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleXanthosine and xanthine. Substrate properties with purine nucleoside phosphorylases, and relevance to other enzyme systems.AuthorsStoychev G; Kierdaszuk B; Shugar DPublicationEuropean journal of biochemistry, 2002, Vol 269, Issue 16, p4048ISSN0014-2956Publication typearticleDOI10.1046/j.1432-1033.2002.03097.x