Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Direct fluorescent antibody
Introduction
Overview
Overview
Direct fluorescent antibody (DFA or dFA) is a laboratory test that uses antibodies tagged with fluorescent dye to detect the presence of microorganisms. This is the main test used to detect rabies in animals and requires the examination of brain tissue.
References
References
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]