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.-labeled Substance P Antagonist Receptor Quantifier]]


(18F].-labeled Substance P Antagonist Receptor Quantifier, (18F)-L-829165, L-829165 F-18, SPA-RQ F-18, (18F].-labeled substance P antagonist receptor quantifier, (18F].SPA-RQ, (18F].SPA-RQ


A radioconjugate consisting of the positron emitting radioisotope fluorine F 18 conjugated to the substance P antagonist receptor quantifier (SPA-RQ) used in radioimaging. (18F].-labeled substance P antagonist receptor quantifier is an antagonist of the neurokinin 1 (substance P) receptor (NK1R) and can function as a positron emission tomography (PET) imaging agent for detecting NK1R-expressing cells and tissues. NK1Rs are frequently expressed on the plasma membranes of tumor cells from glioblastoma and breast and pancreatic carcinomas. Chemical, Indicator, Reagent, or Diagnostic Aid

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