Antibodies for Immunohistochemistry.- Antibody Labeling and the Choice of the Label.- Probes Processing in Immunohistochemistry.- Working with Antibodies.- Background Staining, Autofluorescence and Blocking Steps.- Immunostaining Enhancement.- Multiple Multicolor Immunoenzyme Staining.- Multiple Immunofluorescence Staining.- Antigen Detection on Tissues Using Primary Antibody Raised in the Same Species.- Probes for Staining Specific Cellular Organelles.- The Use of Epitope Tags in Histochemistry.- Immunohistochemistry at the Ultrastructural Level.- Diagnostic Immunohistochemistry.- A Picture Is Worth a Thousand Words.