2010
Acute Down-regulation of Sodium-dependent Phosphate Transporter NPT2a Involves Predominantly the cAMP/PKA Pathway as Revealed by Signaling-selective Parathyroid Hormone Analogs
Nagai S, Okazaki M, Segawa H, Bergwitz C, Dean T, Potts JT, Mahon MJ, Gardella TJ, Jüppner H. Acute Down-regulation of Sodium-dependent Phosphate Transporter NPT2a Involves Predominantly the cAMP/PKA Pathway as Revealed by Signaling-selective Parathyroid Hormone Analogs. Journal Of Biological Chemistry 2010, 286: 1618-1626. PMID: 21047792, PMCID: PMC3020770, DOI: 10.1074/jbc.m110.198416.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCattleChlorocebus aethiopsCOS CellsCyclic AMPCyclic AMP-Dependent Protein KinasesDown-RegulationHumansIn Vitro TechniquesKidney Tubules, ProximalMaleMiceMice, Inbred C57BLOpossumsOsteoblastsParathyroid HormonePhosphorusPseudohypoparathyroidismRatsSignal TransductionSodiumSodium-Phosphate Cotransporter Proteins, Type IIaConceptsAcute down-regulationNpt2a expressionParathyroid hormoneRenal proximal tubule cellsParathyroid hormone (PTH)/PTH-related peptideCAMP/PKALong-acting PTH analogPTH analogsWild-type miceRenal proximal tubulesIntracellular calcium responsesParathyroid hormone analogProximal tubule cellsOpossum kidney cellsM-PTH(1Prolonged cAMP responsesParathyroid hormone analoguesCAMP/PKA signaling pathwayPTH-dependent regulationRenal brush border membraneClonal cell linesInducing IP(3Pseudohypoparathyroid patientsMembrane expressionCalcium response
1991
Specific, high-affinity binding sites for angiotensin II on Mycoplasma hyorhinis
Bergwitz C, Madoff S, Abou-Samra A, Ju¨ppner H. Specific, high-affinity binding sites for angiotensin II on Mycoplasma hyorhinis. Biochemical And Biophysical Research Communications 1991, 179: 1391-1399. PMID: 1718269, DOI: 10.1016/0006-291x(91)91727-t.Peer-Reviewed Original ResearchConceptsAngiotensin II receptorsAngiotensin IIII receptorsHigh-affinity binding sitesAngiotensin II bindingOpossum kidney cellsCGP 42112ADuP 753Angiotensin IIIStrains of Mycoplasma hyorhinisAngiotensin IHuman angiotensin IIM. hominisHigh affinityKidney cellsBinding sitesII bindingMycoplasma hyorhinisSpecific bindingReceptorsStrains of M. hominisAntagonist DuP 753Fold decreaseSensitive to bacitracin