1986
Glucocorticoid stimulation of choline-phosphate cytidylyltransferase activity in fetal rat lung: Receptor-response relationships
Rooney S, Dynia D, Smart D, Chu A, Ingleson L, Wilson C, Gross I. Glucocorticoid stimulation of choline-phosphate cytidylyltransferase activity in fetal rat lung: Receptor-response relationships. Biochimica Et Biophysica Acta 1986, 888: 208-216. PMID: 3017448, DOI: 10.1016/0167-4889(86)90023-6.Peer-Reviewed Original ResearchConceptsEffect of dexamethasoneDexamethasone bindingCholine-phosphate cytidylyltransferase activitySpecific dexamethasone bindingFetal lung maturationFetal rat lung explantsCholine-phosphate cytidylyltransferaseSpecific nuclear bindingCytidylyltransferase activityRat lung explantsReceptor-mediated processSupernatant fractionFetal rat lungDose-response curveDexamethasone-treated culturesLung maturationGlucocorticoid bindingGlucocorticoid actionDe novo phosphatidylcholine synthesisLung explantsRat lungDexamethasoneGlucocorticoid stimulationStimulatory effectCholine incorporation
1984
Corticosteroid binding by fetal rat and rabbit lung in organ culture
Ballard P, Ballard R, Gonzales L, Huemmelink R, Wilson C, Gross I. Corticosteroid binding by fetal rat and rabbit lung in organ culture. The Journal Of Steroid Biochemistry And Molecular Biology 1984, 21: 117-126. PMID: 6482426, DOI: 10.1016/0022-4731(84)90371-6.Peer-Reviewed Original ResearchConceptsRabbit lungsFetal ratsDexamethasone binding capacityConcentrations of dexamethasoneFetal lung cellsHalf-maximal stimulationGlucocorticoid effectsPhosphatidylcholine synthesisActive glucocorticoidsCorticosteroid metabolismDexamethasone bindingGlucocorticoid actionReceptor concentrationRabbit fetusesReceptor capacityFetal developmentRat lungLungBinding capacityFemale rabbitsLung cellsDexamethasoneCholine incorporationPhysiologic activityPrior exposureDO EGF AND GLUCOCORTICOIDS ACT AT THE SAME METABOLIC SITES IN FETAL RAT LUNG?
Gross I, Dynia D. DO EGF AND GLUCOCORTICOIDS ACT AT THE SAME METABOLIC SITES IN FETAL RAT LUNG? Pediatric Research 1984, 18: 392-392. DOI: 10.1203/00006450-198404001-01797.Peer-Reviewed Original ResearchFetal rat lungCholine incorporationEffect of EGFRat lungFetal lung maturationEffect of DexDose-dependent fashionMetabolic sitesGestational ageLung maturationOrgan culture systemFetal lungGlucocorticoids actSerum-free organ culture systemMaximal effectDistribution of radioactivityThymidine incorporationMouse skinLungDependent fashionBiochemical developmentPhosphatidylglycerol fractionT3T4 actionEGFCOMBINED HORMONAL THERAPY MAY DECREASE THE TIME NEEDED FOR INDUCTION OF LUNG SURFACTANT PRODUCTION
Moya F, Gross I. COMBINED HORMONAL THERAPY MAY DECREASE THE TIME NEEDED FOR INDUCTION OF LUNG SURFACTANT PRODUCTION. Pediatric Research 1984, 18: 142-142. DOI: 10.1203/00006450-198404001-00296.Peer-Reviewed Original ResearchLung surfactant productionHormonal therapyFetal ratsDay 20Surfactant productionPregnant Sprague-Dawley ratsFetal lung maturationSprague-Dawley ratsCombination of hormonesMaternal administrationCombined therapyLung maturationMaternal injectionLung mincesThyroid hormonesCholine incorporationSurfactant synthesisTherapyRatsStatistical significanceRecent evidenceCorticosteroidsBetamethasoneFetusesAdditive effect
1983
Fetal rat lung maturation: initiation and modulation
Gross I, Wilson C. Fetal rat lung maturation: initiation and modulation. Journal Of Applied Physiology 1983, 55: 1725-1732. PMID: 6662763, DOI: 10.1152/jappl.1983.55.6.1725.Peer-Reviewed Original ResearchConceptsFetal lung maturationGestational ageLung maturationCholine incorporationEquivalent gestational ageFetal rat lungGlucocorticoid bindingDays gestationLung tissueFetal lungRat lungBiochemical markersLung developmentMorphological maturationDSPC contentMesenchymal tissueMaturational processesMarked increaseHormoneSimilar increaseLungLate modulationPhosphatidylcholine synthesisAgeMaturationLung surfactant in the hyperinsulinemic fetal monkey
Rooney S, Chu A, Gross I, Marino P, Schwartz R, Seghal P, Singer D, Susa J, Warshaw J, Wilson C. Lung surfactant in the hyperinsulinemic fetal monkey. Lung 1983, 161: 313-317. PMID: 6355669, DOI: 10.1007/bf02713877.Peer-Reviewed Original ResearchConceptsAbsence of hyperglycemiaBlood insulin levelsFetal rhesus monkeysEffect of hyperinsulinemiaInfusion of insulinSurfactant productionLung surfactant productionDiabetic mothersAlzet minipumpsInsulin levelsD gestationFetal monkeysFetal primateLung lavageLung tissueDays gestationLung slicesBody weightControl groupRhesus monkeysHyperinsulinemiaGestationCholine incorporationInhibitory effectHuman infantsCorticosteroid Stimulation of Phosphatidylcholine Synthesis in Cultured Fetal Rabbit Lung: Evidence for de Novo Protein Synthesis Mediated by Glucocorticoid Receptors*
GROSS I, BALLARD P, BALLARD R, JONES C, WILSON C. Corticosteroid Stimulation of Phosphatidylcholine Synthesis in Cultured Fetal Rabbit Lung: Evidence for de Novo Protein Synthesis Mediated by Glucocorticoid Receptors*. Endocrinology 1983, 112: 829-837. PMID: 6822213, DOI: 10.1210/endo-112-3-829.Peer-Reviewed Original Research
1980
The Influence of Hormones on the Biochemical Development of Fetal Rat Lung in Organ Culture. II. Insulin
Gross I, Walker Smith G, Wilson C, Maniscalco W, Ingleson L, Brehier A, Rooney S. The Influence of Hormones on the Biochemical Development of Fetal Rat Lung in Organ Culture. II. Insulin. Pediatric Research 1980, 14: 834-838. PMID: 6995921, DOI: 10.1203/00006450-198006000-00012.Peer-Reviewed Original ResearchConceptsFetal rat lungRat lungCholine incorporationSignificant decreasePhospholipid fractionInfluence of insulinEffect of insulinInfluence of hormonesPercentage of radioactivityType II cellsLung cell growthLung cell differentiationLung maturationOrgan culture systemInsulin treatmentMorphologic evidencePhospholipid radioactivityInsulinMorphologic maturationSurfactant phospholipidsGlycogen contentII cellsOrgan cultureBiochemical developmentLamellar bodiesFetal lung in organ culture. III. Comparison of dexamethasone, thyroxine, and methylxanthines
Gross I, Wilson C, Ingleson L, Brehier A, Rooney S. Fetal lung in organ culture. III. Comparison of dexamethasone, thyroxine, and methylxanthines. Journal Of Applied Physiology 1980, 48: 872-877. PMID: 7451297, DOI: 10.1152/jappl.1980.48.5.872.Peer-Reviewed Original ResearchConceptsFetal lungComparison of dexamethasoneLung glycogen contentSurfactant-associated phospholipidsFetal rat lungPercentage of radioactivityRat lungAminophyllineCholine-containing phospholipidsThyroxineGlycogen contentCholine incorporationLungCaffeine treatmentSignificant decreaseOrgan cultureRate of incorporationSignificant increaseLysolecithin acyltransferaseExposure of explantsCholinephosphate cytidylyltransferaseDexamethasoneDifferent effectsMembrane phospholipidsMethylxanthines
1977
Aminophylline stimulates the incorporation of choline into phospholipid in explants of fetal rat lung in organ culture
Gross I, Rooney S. Aminophylline stimulates the incorporation of choline into phospholipid in explants of fetal rat lung in organ culture. Biochimica Et Biophysica Acta 1977, 488: 263-269. PMID: 196659, DOI: 10.1016/0005-2760(77)90183-7.Peer-Reviewed Original ResearchConceptsFetal rat lungRat lungCholine incorporationIncorporation of cholineCyclic AMPCyclic AMP phosphodiesterase inhibitorDirect stimulatory effectOrgan cultureF12 mediumAminophylline treatmentDibutyryl cyclic AMPMM aminophyllinePhosphodiesterase inhibitorAminophyllineLungStimulatory effectSimilar changesAMPStimulationDirect effectSmall increaseCholine kinaseCholineExposurePhospholipids