2024
Novel treatment for PXE: Recombinant ENPP1 enzyme therapy
Jacobs I, Obiri-Yeboah D, Stabach P, Braddock D, Li Q. Novel treatment for PXE: Recombinant ENPP1 enzyme therapy. Molecular Therapy 2024, 32: 3815-3820. PMID: 39342427, PMCID: PMC11573614, DOI: 10.1016/j.ymthe.2024.09.028.Peer-Reviewed Original ResearchAbcc6<sup>-/-</sup> micePseudoxanthoma elasticumAbcc6<sup>-/-</sup> mouse model of pseudoxanthoma elasticumPPi levelsMouse model of pseudoxanthoma elasticumModel of pseudoxanthoma elasticumEnzyme therapyEctopic calcificationPlasma PPi levelsMuzzle skinDose-dependent elevationHepatic efflux transportersPrevent ectopic calcificationPlasma PPiABCC6 geneATP secretionTherapeutic optionsDose-dependentlyEfflux transportersInactivating mutationsENPP1 activitySubcutaneous injectionWeeks of ageNovel treatmentCalcification disorders
2020
Catalysis‐Independent ENPP1 Protein Signaling Regulates Mammalian Bone Mass
Zimmerman K, Liu X, von Kroge S, Stabach P, Lester ER, Chu EY, Srivastava S, Somerman MJ, Tommasini SM, Busse B, Schinke T, Carpenter TO, Oheim R, Braddock DT. Catalysis‐Independent ENPP1 Protein Signaling Regulates Mammalian Bone Mass. Journal Of Bone And Mineral Research 2020, 37: 1733-1749. PMID: 35773783, PMCID: PMC9709593, DOI: 10.1002/jbmr.4640.Peer-Reviewed Original ResearchConceptsHeterotopic mineralizationBone massFibroblast growth factor 23Growth factor 23Low bone massSoft tissue calcificationEarly-onset osteoporosisFrizzled-related protein 1Soluble Wnt inhibitorsTrabecular bone microarchitectureENPP1 deficiencyΒ-catenin signalingFactor 23Plasma FGF23Vascular calcificationArterial calcificationNuclear β-cateninPlasma PPiBone microarchitectureMurine modelTissue calcificationPlasma PiWnt inhibitorsCalcificationMice