We use auramine method for detecting Cryptosporidium oocyst since 1985
> (about ten tests a week). It is cheap, easy to read (oocysts look like
> bright yellow structures on a dark ground) and fast. We did a comparative
> (unpublished) study and we found it as sensitive and as specific as
> Ziehl-modified technique, but no so time consuming (and somewhat
> In brief, this method associates the qualities of the commercial
> immunofluorescent assays, and of the classical Ziehl staining.
> See J Clin Pathol, 1991, 44, 445-451: DP casemore "Laboratory methods for
> diagnosing cryptosporidiasis"--
Jean-François Magnaval, M.D., Dr.Sc..
31059 Toulouse France
Phone 33 61 77 20 12
Fax 33 61 77 23 78