Harding-Passey Malignant Melanoma

**Semantic type:** Experimental Model of Disease|Neoplastic Process

**Definition:** A melanin-forming tumor that arose spontaneously in a non-inbred mouse, and that is transplantable to mice of many strains but does not ordinarily metastasize. (dictionarybarn.com)

**Synonyms:** - Harding-Passey Melanoma