Carbon-11 Acetate

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

**Definition:** The acetate salt of the radioisotope carbon-11. Although the mechanism is unclear, carbon-11 acetate preferentially accumulates in tumor tissue, serving as a tracer for imaging tumors with positron emission tomography (PET). (NCI04)

**Synonyms:** - 11C-Acetate - ACETIC ACID C-11 - C-11 Acetate - C11 Acetate - [11C] Acetate - carbon-11 acetate