Perforin expression assay (PERF)

Perforin expression assay (PERF)
Natural Killer cells (NK) are cytotoxic cells that mediate the immune response against certain cancer and virus-infected cells. NK cells are normally found in the peripheral blood and are classified by their cell surface markers such as CD3-/CD56+ cells.
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PERF: Request Form from EU
PERF: Request Form from USA
RNA-based tests : One TempusTM tube. Stable for 72 hours at ambient temperature. For longer periods freeze and ship at -20°C