Sections View Full Chapter Figures Tables Videos Annotate Full Chapter Figures Tables Videos Supplementary Content +++ X.F.001 CD117 Immunostain for Mast Cells ++ Graphic Jump LocationView Full Size||Download Slide (.ppt) X.F.001 CD117 immunostain for mast cells. Marrow section in patient with systemic mastocytosis. Mast cells react with a brown color reaction indicating presence of KIT. +++ X.F.002 Tryptase Stain for Mast Cells ++ Graphic Jump LocationView Full Size||Download Slide (.ppt) X.F.002 Tryptase stain for mast cells. Marrow section in patient with systemic mastocytosis. Mast cells react with a brown color reaction indicating presence of tryptase. +++ X.F.003 CD1a and S100 Stain for Langerhans Cell Histiocytosis ++ Graphic Jump LocationView Full Size||Download Slide (.ppt) X.F.003 CD1a and S100 stain for Langerhans cell histiocytosis. Composite image shows (A) characteristic H&E morphologic appearance with sheets of Langerhans histocytes showing nuclear grooves. A few eosinophils are noted. The Langerhans cells react with the immunohistochemical stain for (B) CD1a and (C) S100. 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? Download the Access App: iOS | Android 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.