1979
The influence of hormones on the biochemical development of fetal rat lung in organ culture I. Estrogen
Gross I, Wilson C, Ingleson L, Brehier A, Rooney S. The influence of hormones on the biochemical development of fetal rat lung in organ culture I. Estrogen. Biochimica Et Biophysica Acta 1979, 575: 375-383. PMID: 518894, DOI: 10.1016/0005-2760(79)90106-1.Peer-Reviewed Original ResearchConceptsFetal rat lungPercentage of radioactivityEstrogen actsFetal lungRat lungPhospholipid fractionInfluence of hormonesProtein/DNA ratioEstrogen treatmentIncorporation of cholineLungGlycogen contentTotal phospholipidsOrgan cultureSignificant stimulationPulmonary surfactantBiochemical developmentIndividual phospholipidsPhosphatidylcholine synthesisSignificant changesPhospholipid synthesisPhospholipidsAbundant phospholipidDNA ratioRadioactivityThyrotropin-Releasing Hormone Increases the Amount of Surfactant in Lung Lavage from Fetal Rabbits
Rooney S, Marino P, Gobran L, Gross I, Warshaw J. Thyrotropin-Releasing Hormone Increases the Amount of Surfactant in Lung Lavage from Fetal Rabbits. Pediatric Research 1979, 13: 623-625. PMID: 112569, DOI: 10.1203/00006450-197905000-00009.Peer-Reviewed Original ResearchConceptsThyrotropin-releasing hormoneLung lavageLung maturationFetal lung slicesRespiratory distress syndromeFetal lung maturationPulmonary surfactant productionSurfactant productionPhosphatidylcholine/sphingomyelin ratioDistress syndromeTRH administrationPregnant rabbitsIncorporation of cholineFetal rabbitsGestation resultsLung slicesLavagePhysiologic roleFetusesSphingomyelin ratioTotal phospholipidsControl littersSurfactant releasePhospholipid contentMore phosphatidylcholine
1978
Development of glycogen and phospholipid metabolism in fetal and newborn rat lung
Maniscalco W, Wilson C, Gross I, Gobran L, Rooney S, Warshaw J. Development of glycogen and phospholipid metabolism in fetal and newborn rat lung. Biochimica Et Biophysica Acta 1978, 530: 333-346. PMID: 100141, DOI: 10.1016/0005-2760(78)90153-4.Peer-Reviewed Original ResearchConceptsNewborn rat lungGlycogen phosphorylase activityFetal lungRat lungGlycogen concentrationFetal lung glycogenFirst postnatal dayPhosphorylase activityTotal glycogen synthaseTotal glycogen phosphorylase activityMajor metabolic substratesLung glycogenPhosphatidylcholine synthesisGlycogen synthase activityIncorporation of cholinePostnatal dayGlycogen depletionDay 19LungGestationDay 20Adult lungMammalian fetusGlycogen contentTotal phospholipids
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 kinaseCholineExposurePhospholipidsAMINOPHYLLINE STIMULATES PHOSPHOLIPID SYNTHESIS BY FETAL RAT LUNG IN ORGAN CULTURE
Gross I, Rooney S, Warshaw J. AMINOPHYLLINE STIMULATES PHOSPHOLIPID SYNTHESIS BY FETAL RAT LUNG IN ORGAN CULTURE. Pediatric Research 1977, 11: 571-571. DOI: 10.1203/00006450-197704000-01210.Peer-Reviewed Original ResearchFetal rat lungRat lungInfluence of aminophyllineAdministration of aminophyllineOrgan cultureLung phospholipid synthesisCyclic AMPAminophylline effectsDays lungsDibutyryl cyclic AMPNonspecific stimulationLES stimulationIncorporation of cholineMM aminophyllineFetal rabbitsPhospholipid synthesisAminophyllineProtein/hourLungDay fetusesSignificant increaseF12 mediumSph synthesisStimulationExposure