Sections View Full Chapter Figures Tables Videos Annotate Full Chapter Figures Tables Videos Supplementary Content +++ X.H.001 Toluidine Blue Stain ++ Graphic Jump LocationView Full Size||Download Slide (.ppt) X.H.001 Toluidine blue stain. Basophil. Marrow basophil granules react by taking on a deep blue to purple color (metachromasia). +++ X.H.002 Toluidine Blue Stain ++ Graphic Jump LocationView Full Size||Download Slide (.ppt) X.H.002 Toluidine blue stain. Mast cells. Marrow. (A) Wright-Giemsa stain. Mast cell granules stain blue to purple. (B) Periodic acid Schiff stain. Mast cell granules react and develop a rose color. (C) Toluidine blue stain. Mast cells stain an intense dark blue to purple (metachromasia). +++ X.H.003 Toluidine Blue Stain ++ Graphic Jump LocationView Full Size||Download Slide (.ppt) X.H.003 Toluidine blue stain. Systemic mastocytosis. Positive staining of neoplastic mast cell granules in marrow. Your Access profile is currently affiliated with [InstitutionA] and is in the process of switching affiliations to [InstitutionB]. Please select how you would like to proceed. Keep the current affiliation with [InstitutionA] and continue with the Access profile sign in process Switch affiliation to [InstitutionB] and continue with the Access profile sign in process Get Free Access Through Your Institution Learn how to see if your library subscribes to McGraw Hill Medical products. Subscribe: Institutional or Individual Sign In Error: Incorrect UserName or Password Username Error: Please enter User Name Password Error: Please enter Password Sign in Forgot Password? Forgot Username? Sign in via OpenAthens Sign in via Shibboleth You already have access! Please proceed to your institution's subscription. Create a free profile for additional features.