This volume provides a comprehensive reference guide for researchers to study the applications of labeled antibodies. Chapters guide reader through the theory and practice of immunohistochemistry, immunocytochemistry and immunofluorescence techniques. Written in the highly successful Methods in Molecular Biology series format, chapters include introductions to their respective topics, lists of the necessary materials and reagents, step-by-step, readily reproducible laboratory protocols, and useful tips on troubleshooting and avoiding known pitfalls.