Low doses of methylnaltrexone inhibits head and neck squamous cell carcinoma growth in vitro and in vivo by acting on the mu‐opioid receptor
Gorur A, Patiño M, Shi T, Corrales G, Takahashi H, Rangel R, Gleber‐Netto F, Pickering C, Myers JN, Cata JP. Low doses of methylnaltrexone inhibits head and neck squamous cell carcinoma growth in vitro and in vivo by acting on the mu‐opioid receptor. Journal Of Cellular Physiology 2021, 236: 7698-7710. PMID: 34038587, DOI: 10.1002/jcp.30421.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntineoplastic AgentsCell Line, TumorCell MovementCell ProliferationEpithelial-Mesenchymal TransitionHead and Neck NeoplasmsHumansMaleMice, Inbred C57BLMice, NudeNaltrexoneNarcotic AntagonistsNeoplasm InvasivenessQuaternary Ammonium CompoundsReceptors, Opioid, muSignal TransductionSquamous Cell Carcinoma of Head and NeckTumor BurdenXenograft Model Antitumor AssaysConceptsMu-opioid receptorsEffects of methylnaltrexoneHNSCC cell linesTumor growthCell linesNeck squamous cell carcinoma growthNeck squamous cell carcinomaDifferent HNSCC cell linesClonogenic activitySquamous cell carcinoma growthSquamous cell carcinomaLung cancer cell linesCyclic adenosine monophosphate levelsTumor-bearing miceAggressive cell behaviorEpithelial-mesenchymal transitionAdenosine monophosphate levelsCancer cell linesCell carcinomaMethylnaltrexoneCarcinoma growthTherapeutic targetLow dosesFaDu cellsMetastasis formationMu-opioid receptor activation promotes in vitro and in vivo tumor growth in head and neck squamous cell carcinoma
Gorur A, Patiño M, Takahashi H, Corrales G, Pickering CR, Gleber-Netto FO, Myers JN, Cata JP. Mu-opioid receptor activation promotes in vitro and in vivo tumor growth in head and neck squamous cell carcinoma. Life Sciences 2021, 278: 119541. PMID: 33930368, DOI: 10.1016/j.lfs.2021.119541.Peer-Reviewed Original ResearchConceptsMu-opioid receptorsMOR activationTumor growthSelective MOR agonist DAMGOMu-opioid receptor activationNeck squamous cell carcinomaSquamous cell carcinoma progressionNeck squamous cell carcinoma progressionMOR agonist DAMGOSquamous cell carcinomaTumorigenesis of HNSCCPotential therapeutic targetVivo tumor growthAgonist DAMGOCell carcinomaSaline 0.9MOR agonistsTherapeutic targetCarcinoma progressionReceptor activationHNSCCVivo studiesColony formationCell linesMe-Phe