Presence of sialic acid in N-linked oligosaccharide chains and O-linked N-acetylglucosamine in cruzipain, the major cysteine proteinase of Trypanosoma cruzi

Abstract This article has been retracted at the request of the authors and editor. Reason: This article was published previously in Molecular and Biochemical Parasitology, Vol. 126, issue 2, pages 293–296, February 2003. The retraction is due to dual publication and does not in any way imply any faults in the manuscript.