In 111 DAC

**Semantic type:** Indicator, Reagent, or Diagnostic Aid|Pharmacologic Substance

**Definition:** A radioconjugate comprised of a Vitamin B12 compound, Diethylenetriaminepentaacetate Adenosylcobalamin, linked to Indium 111. Since tumors require a greater degree of this vitamin, In 111 might be useful in distinguishing malignant cells from non-malignant cells.

**Synonyms:** - Indium-111 diethylenetriaminepentaacetate adenosylcobalamin