a combined method of the tracing of wga-hrp ( wheat germ agglutinin-conjugated horseradish peroxidase ) and the immunohistochemistry of substance p ( sp ) showed that many sp-like immunoreactive neurons in the supramammillary nucleus of cat hypothalamus sent their axons to the hippocampal formation .
C0078473
wga-hrp
C0019941
horseradish peroxidase