horseradish peroxidase
noun
Histology.
an enzyme, isolated from horseradish, that when microinjected can be detected by the colored products of the reaction it catalyzes, used as a tracer, as in tracing the route of a motor neuron from the cell body in the spinal cord to the muscle it innervates.
Words nearby horseradish peroxidase
horseplayer,
horsepower,
horsepower-hour,
horsepox,
horseradish,
horseradish peroxidase,
horseradish tree,
horseshit,
horseshoe,
horseshoe arch,
horseshoe back
Medical definitions for horseradish peroxidase
horseradish peroxidase
[ hôrs′răd′ĭsh ]
n.
An enzyme used in immunohistochemistry to label the antigen-antibody complex.