2024
Hypoxia is linked to acquired resistance to immune checkpoint inhibitors in lung cancer
Robles-Oteíza C, Hastings K, Choi J, Sirois I, Ravi A, Expósito F, de Miguel F, Knight J, López-Giráldez F, Choi H, Socci N, Merghoub T, Awad M, Getz G, Gainor J, Hellmann M, Caron É, Kaech S, Politi K. Hypoxia is linked to acquired resistance to immune checkpoint inhibitors in lung cancer. Journal Of Experimental Medicine 2024, 222: e20231106. PMID: 39585348, DOI: 10.1084/jem.20231106.Peer-Reviewed Original ResearchConceptsImmune checkpoint inhibitorsNon-small cell lung cancerAcquired resistanceCheckpoint inhibitorsResistant tumorsPatients treated with anti-PD-1/PD-L1 therapyAnti-PD-1/PD-L1 therapyLung cancerResistance to immune checkpoint inhibitorsAssociated with decreased progression-free survivalHypoxia activated pro-drugsTargeting hypoxic tumor regionsTreat non-small cell lung cancerAnti-CTLA-4Anti-PD-1Immune checkpoint inhibitionTumor metabolic featuresProgression-free survivalCell lung cancerResistant cancer cellsHypoxic tumor regionsMHC-II levelsRegions of hypoxiaKnock-outCheckpoint inhibition
2018
Myofibroblast proliferation and heterogeneity are supported by macrophages during skin repair
Shook BA, Wasko RR, Rivera-Gonzalez GC, Salazar-Gatzimas E, López-Giráldez F, Dash BC, Muñoz-Rojas AR, Aultman KD, Zwick RK, Lei V, Arbiser JL, Miller-Jensen K, Clark DA, Hsia HC, Horsley V. Myofibroblast proliferation and heterogeneity are supported by macrophages during skin repair. Science 2018, 362 PMID: 30467144, PMCID: PMC6684198, DOI: 10.1126/science.aar2971.Peer-Reviewed Original ResearchConceptsDifferential gene expressionAdipocyte precursorsExtracellular matrix moleculesGene expressionTransplantation assaysMatrix moleculesFactor C.Factor 1Insulin-like growth factor-1Cell populationsTissue resilienceDistinct subpopulationsGrowth factor-1Profibrotic cellsTissue repairMultiple mouse modelsECM depositionSkin repairTissue dysfunctionProliferationMouse modelMyofibroblastsWoundingMacrophagesRepairIn utero nanoparticle delivery for site-specific genome editing
Ricciardi AS, Bahal R, Farrelly JS, Quijano E, Bianchi AH, Luks VL, Putman R, López-Giráldez F, Coşkun S, Song E, Liu Y, Hsieh WC, Ly DH, Stitelman DH, Glazer PM, Saltzman WM. In utero nanoparticle delivery for site-specific genome editing. Nature Communications 2018, 9: 2481. PMID: 29946143, PMCID: PMC6018676, DOI: 10.1038/s41467-018-04894-2.Peer-Reviewed Original ResearchConceptsSite-specific genome editingReversal of splenomegalyPeptide nucleic acidIntra-amniotic administrationBlood hemoglobin levelsMonogenic disordersNanoparticle deliveryPolymeric nanoparticlesPostnatal elevationGestational ageHemoglobin levelsImproved survivalPediatric morbidityDisease improvementHuman β-thalassemiaReticulocyte countNormal organ developmentMouse modelNormal rangeEarly interventionGenome editingOff-target mutationsPostnatal growthGene editingVersatile method
2017
Identification of Intrinsic Axon Growth Modulators for Intact CNS Neurons after Injury
Fink KL, López-Giráldez F, Kim IJ, Strittmatter SM, Cafferty WB. Identification of Intrinsic Axon Growth Modulators for Intact CNS Neurons after Injury. Cell Reports 2017, 18: 2687-2701. PMID: 28297672, PMCID: PMC5389739, DOI: 10.1016/j.celrep.2017.02.058.Peer-Reviewed Original ResearchConceptsSpinal cord injuryCentral nervous systemFunctional recoveryIntact neuronsAdult mammalian central nervous systemPartial spinal cord injuryInjury-induced sproutingUnilateral brainstem lesionsGreater functional recoverySpontaneous functional recoveryCorticospinal motor neuronsCorticospinal tract axonsMammalian central nervous systemWild-type miceNew synapse formationGrowth modulatorsAdjacent injuryBrainstem lesionsCord injuryFunctional deficitsIntact circuitryCNS neuronsMotor neuronsCircuit plasticityNervous system