Aldehyde Dehydrogenase 1 Family

**Semantic type:** Amino Acid, Peptide, or Protein|Enzyme

**Definition:** A polymorphic family of intracellular enzymes that catalyze the oxidation of aldehydes and yield carboxylic acids. High aldehyde dehydrogenase 1 activity may indicate the presence of stem cells or cancer stem cells (CSC) in a sample.

**Synonyms:** - ALDH1 - ALDH1 Family - Aldehyde Dehydrogenase 1 - Aldehyde Dehydrogenase Class 1 - Aldehyde Dehydrogenase Family