2024
Chemical, Biochemical, and Structural Similarities and Differences of Dermatological cAMP Phosphodiesterase-IV Inhibitors
Wang J, Ho M, Bunick C. Chemical, Biochemical, and Structural Similarities and Differences of Dermatological cAMP Phosphodiesterase-IV Inhibitors. Journal Of Investigative Dermatology 2024, 145: 1471-1488.e1. PMID: 39608668, PMCID: PMC12103293, DOI: 10.1016/j.jid.2024.10.597.Peer-Reviewed Original ResearchTreatment of psoriasisTopical treatmentAtopic dermatitisTopical treatment of atopic dermatitisIncreased cellular cAMP concentrationOral treatment of psoriasisPDE4 inhibitorsTopical treatment of psoriasisTreatment of atopic dermatitisCellular cAMP concentrationAnti-inflammatory effectsPhosphodiesterase-IV inhibitorImmune cellsOral treatmentPDE4 inhibitionSeborrheic dermatitisInflammatory responseCAMP concentrationAdenosine monophosphateRoflumilastDuration of cAMP signalingPDE4CAMP SignalingDermatitisApremilast
2020
Ectopic HCN4 expression drives mTOR-dependent epilepsy in mice
Hsieh LS, Wen JH, Nguyen LH, Zhang L, Getz SA, Torres-Reveron J, Wang Y, Spencer DD, Bordey A. Ectopic HCN4 expression drives mTOR-dependent epilepsy in mice. Science Translational Medicine 2020, 12 PMID: 33208499, PMCID: PMC9888000, DOI: 10.1126/scitranslmed.abc1492.Peer-Reviewed Original ResearchConceptsFocal cortical dysplasia type IITuberous sclerosis complexFocal cortical malformationsPyramidal neuronsMouse modelHCN4 expressionCortical pyramidal neuronsOnset of seizuresIntracellular cAMP concentrationSeizure activityCortical malformationsRepetitive firingDiseased neuronsSeizuresAbnormal expressionNeuronsEpilepsyCausative linkSeizure mechanismsCAMP concentrationMechanistic targetHCN4Channel activityPatientsGene therapy
1992
Changes in camp phosphodiesterase activity and cAMP concentration during mouse preimplantation development
Dardik A, Schultz R. Changes in camp phosphodiesterase activity and cAMP concentration during mouse preimplantation development. Molecular Reproduction And Development 1992, 32: 349-353. PMID: 1323307, DOI: 10.1002/mrd.1080320407.Peer-Reviewed Original ResearchConceptsTGF-alpha/EGFMid-blastocyst stageBlastocoel expansionBlastocyst stageMouse preimplantation developmentMouse preimplantation embryosTGF-alphaPreimplantation developmentCAMP concentrationCell shapePreimplantation embryosElevation of cAMPCell typesPhosphodiesterase activityEmbryo volumeIntracellular volumeEmbryosCAMP levelsEGF
1986
Dopamine Inhibits Prolactin Release when Cyclic Adenosine 3′,5′-Monophosphate Levels Are Elevated*
DELBEKE P, SCAMMELL J, MARTINEZ-CAMPOS A, DANNIES P. Dopamine Inhibits Prolactin Release when Cyclic Adenosine 3′,5′-Monophosphate Levels Are Elevated*. Endocrinology 1986, 118: 1271-1277. PMID: 3004906, DOI: 10.1210/endo-118-4-1271.Peer-Reviewed Original ResearchConceptsPRL releaseIntracellular cAMP concentrationFemale Fischer 344 ratsCAMP levelsAnterior pituitary cellsCAMP concentrationFischer 344 ratsPRL accumulationPercentage of lactotrophsDopamine inhibitsPituitary tumorsContinuous Percoll density gradientsNM TRHPituitary cellsCAMP accumulationMicroM dopaminePercoll density gradientsBasal levelsMonophosphate levelsMin of incubationLactotrophsAdenylate cyclasePrimary culturesDopamineForskolin
1984
Difference in Calcium Requirements for Forskolin-Induced Release of Prolactin from Normal Pituitary Cells and GH4C1 Cells in Culture*
DELBEKE D, SCAMMELI J, DANNIES P. Difference in Calcium Requirements for Forskolin-Induced Release of Prolactin from Normal Pituitary Cells and GH4C1 Cells in Culture*. Endocrinology 1984, 114: 1433-1440. PMID: 6323146, DOI: 10.1210/endo-114-4-1433.Peer-Reviewed Original ResearchConceptsGH4C1 cellsPRL releaseMale rat pituitary glandPrimary culturesNormal cellsNormal pituitary cellsPresence of D600Release of prolactinRat pituitary glandAddition of forskolinIntracellular cAMP concentrationPituitary tumorsFischer ratsPituitary cellsPituitary glandChannel inhibitorsTumor cellsTypes of cellsAdenylate cyclaseD600ForskolinCAMP concentrationCalcium requirementForskolin stimulationCells
1983
Regulation of mouse oocyte meiotic maturation: Implication of a decrease in oocyte cAMP and protein dephosphorylation in commitment to resume meiosis
Schultz R, Montgomery R, Belanoff J. Regulation of mouse oocyte meiotic maturation: Implication of a decrease in oocyte cAMP and protein dephosphorylation in commitment to resume meiosis. Developmental Biology 1983, 97: 264-273. PMID: 6189752, DOI: 10.1016/0012-1606(83)90085-4.Peer-Reviewed Original ResearchConceptsGerminal vesicle breakdownOocyte cAMPResumption of meiosisOocyte cAMP concentrationMeiotic maturationCumulus cell-oocyte complexesLevels of cAMPCAMP phosphodiesterase inhibitorDbcAMP-containing mediumAntral folliclesPreovulatory antral folliclesPhosphodiesterase inhibitorOocyte meiotic maturationCumulus cellsMouse oocyte meiotic maturationCAMP levelsVesicle breakdownCAMP concentrationDibutyryl cAMPBiochemical changesIBMXPeriod of timePossible roleFolliclesOocytes
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