Lutetium Lu 177 NNS309

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

**Definition:** A radioconjugate composed of NNS309, which targets an as of yet unelucidated target on tumor cells, that is conjugated to the radionuclide and beta-emitter lutetium Lu 177, with potential antineoplastic activity against the target expressing-tumor cells. Upon administration of lutetium Lu 177 NNS309, the NNS309 moiety targets and binds to tumor cells expressing the target. The tumor cells can be eradicated upon direct cytotoxicity through beta radiation.

**Synonyms:** - 177Lu-NNS309 - : [177Lu]-NNS309