Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.

Definition of Cell sorter, fluorescence-activated

Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026

Cell sorter, fluorescence-activated: A flow cytometer (a scientific instrument used to measure the characteristics of individual cells) that is modified for the purpose of separating (sorting) cells based on the amount of light (fluorescence) emitted by each cell. The abbreviation for fluorescence-activated cell sorter is FACS (pronounced like "fax").

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