1996
Full Activation of Chimeric Receptors by Hybrids between Parathyroid Hormone and Calcitonin EVIDENCE FOR A COMMON PATTERN OF LIGAND-RECEPTOR INTERACTION*
Bergwitz C, Gardella T, Flannery M, Potts J, Kronenberg H, Goldring S, Jüppner H. Full Activation of Chimeric Receptors by Hybrids between Parathyroid Hormone and Calcitonin EVIDENCE FOR A COMMON PATTERN OF LIGAND-RECEPTOR INTERACTION*. Journal Of Biological Chemistry 1996, 271: 26469-26472. PMID: 8900113, DOI: 10.1074/jbc.271.43.26469.Peer-Reviewed Original ResearchConceptsParathyroid hormoneG protein-coupled receptorsProtein-coupled receptorsReceptor chimerasPTH receptorFamily of G protein-coupled receptorsLigand-receptor interactionsPatterns of ligand-receptor interactionsCalcitoninParathyroid hormone receptorReceptorsCommon patternChimeric receptorsHormoneHybrid ligandsAmino acid sequence homologyFull activationSame family
1992
Analysis of PTHRP binding and signal transduction mechanisms in benign and malignant squamous cells
Orloff J, Ganz M, Ribaudo A, Burtis W, Reiss M, Milstone L, Stewart A. Analysis of PTHRP binding and signal transduction mechanisms in benign and malignant squamous cells. American Journal Of Physiology 1992, 262: e599-e607. PMID: 1590371, DOI: 10.1152/ajpendo.1992.262.5.e599.Peer-Reviewed Original ResearchConceptsParathyroid hormone-related proteinHuman epidermal keratinocytesIntracellular calciumImmunoreactive parathyroid hormone-related proteinLow-affinity binding sitesSqCC cellsDose-dependent transient increaseHuman parathyroid hormone-related proteinMalignant squamous cellsHormone-related proteinIntracellular calcium responseCyclic monophosphate responsePotential autocrine roleSquamous carcinoma cellsHigh-affinity receptorHalf maximal inhibitory concentration (IC50) valuesPTHrP concentrationsSquamous cellsPTH receptorIsoproterenol responseAutocrine roleCalcium responsePTHrP bindingMonophosphate responseInhibitory concentration values
1989
Synthetic Parathyroid Hormone-Like Protein-(1–74): Biochemical and Physiological Characterization*
STEWART A, ELLIOT J, BURTIS W, WU T, INSOGNA K. Synthetic Parathyroid Hormone-Like Protein-(1–74): Biochemical and Physiological Characterization*. Endocrinology 1989, 124: 642-648. PMID: 2912692, DOI: 10.1210/endo-124-2-642.Peer-Reviewed Original ResearchConceptsAmino acid compositionDirect amino acid sequencingAmino acid sequencingAcid compositionPhysiological characterizationN-terminusParathyroid hormone-like proteinRenal cortical adenylate cyclaseFetal rat long bonesInternal sequencesTransduction mechanismsCortical adenylate cyclasePhysiological comparisonPTH-like proteinHormone-like proteinProteolytic fragmentsRat long bonesAdenylate cyclase assayBovine PTHProteinPTH receptorFull-length peptidePeptide hormonesSynthetic peptidesNovel class
1988
Humoral Hypercalcemia of Malignancy in Canine Lymphosarcoma*
Weir EC, Norrdin RW, Matus RE, Brooks MB, Broadus AE, Mitnick M, Johnston SD, Insogna KL. Humoral Hypercalcemia of Malignancy in Canine Lymphosarcoma*. Endocrinology 1988, 122: 602-608. PMID: 2828006, DOI: 10.1210/endo-122-2-602.Peer-Reviewed Original ResearchConceptsAdenylate cyclase-stimulating activityHypercalcemic dogsCanine lymphosarcomaFractional phosphorus excretionEvidence of tumorQuantitative bone histomorphometryBone-resorbing factorsImmunoreactive PTH levelsPathogenesis of hypercalcemiaIliac crest biopsiesTumor tissue extractsCyclase-stimulating activityBone histomorphometric findingsCalcium excretionPTH levelsHumoral hypercalcemiaDihydroxyvitamin DBone resorptionHistomorphometric findingsBone histomorphometryPTH receptorBiopsy siteCrest biopsiesTumor extractsCompensatory increase
1987
The relative potency of a human tumor‐derived PTH‐like adenylate cyclase‐stimulating preparation in three bioassays*
Stewart A, Wu T, Burtis W, Weir E, Broadus A, Insogna K. The relative potency of a human tumor‐derived PTH‐like adenylate cyclase‐stimulating preparation in three bioassays*. Journal Of Bone And Mineral Research 1987, 2: 37-43. PMID: 3455155, DOI: 10.1002/jbmr.5650020107.Peer-Reviewed Original ResearchConceptsFetal bone resorptionRat osteosarcomaPTH standardRelative potencyCyclase assaysPTH target tissuesAdenylate cyclase assayHumoral hypercalcemiaBone resorptionPTH receptorBPTH 1Target tissuesDistinct subpopulationsPotencyAssaysHypercalcemiaPrevious studiesMalignancyOsteosarcomaTumorsResorptionReceptors
1983
Identification of adenylate cyclase-stimulating activity and cytochemical glucose-6-phosphate dehydrogenase-stimulating activity in extracts of tumors from patients with humoral hypercalcemia of malignancy.
Stewart AF, Insogna KL, Goltzman D, Broadus AE. Identification of adenylate cyclase-stimulating activity and cytochemical glucose-6-phosphate dehydrogenase-stimulating activity in extracts of tumors from patients with humoral hypercalcemia of malignancy. Proceedings Of The National Academy Of Sciences Of The United States Of America 1983, 80: 1454-1458. PMID: 6298791, PMCID: PMC393616, DOI: 10.1073/pnas.80.5.1454.Peer-Reviewed Original ResearchConceptsAdenylate cyclase-stimulating activityCyclase-stimulating activityExtracts of tumorsHumoral hypercalcemiaPTH receptorTumor extractsPTH-sensitive adenylate cyclaseAdenylate cyclaseSensitive cytochemical bioassayRenal PTH receptorsParathyroid hormoneClinical studiesPTH resultsCompetitive inhibition studiesCytochemical bioassayTumorsPatientsHypercalcemiaGlucose-6-phosphate dehydrogenaseHHMFurther studiesMalignancyPTHFragment analogSpecific binding
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