NPM1-ALK Fusion Protein Expression

**Semantic type:** Cell or Molecular Dysfunction

**Definition:** A molecular abnormality characterized by the expression of a fusion protein that results from chromosomal recombination involving the human genes NPM1 and ALK. This abnormal protein is associated with ALK-positive anaplastic large cell lymphoma.

**Synonyms:** - NPM-ALK Fusion Protein Expression - NPM1/ALK Fusion Protein Expression