2000
Hex expression suggests a role in the development and function of organs derived from foregut endoderm
Bogue C, Ganea G, Sturm E, Ianucci R, Jacobs H. Hex expression suggests a role in the development and function of organs derived from foregut endoderm. Developmental Dynamics 2000, 219: 84-89. PMID: 10974674, DOI: 10.1002/1097-0177(2000)9999:9999<::aid-dvdy1028>3.0.co;2-5.Peer-Reviewed Original ResearchConceptsExtrahepatic biliary ductsMature animalsMaintenance of functionThymus originatesAdult thyroidDorsal pancreatic budLung expressionBile ductBiliary ductsThymic expressionFunction of organsDuct epitheliumLungThyroidE16.5 embryosLiverEpithelial cellsThymusSeptum transversumMesenchymal cellsPotential roleHex expressionDetectable levelsPharyngeal pouchesOrgans
1998
Fetal Lung mRNA Levels of Hox Genes Are Differentially Altered by Maternal Diabetes and Butyrate in Rats
Jacobs H, Bogue C, Pinter E, Wilson C, Warshaw J, Gross I. Fetal Lung mRNA Levels of Hox Genes Are Differentially Altered by Maternal Diabetes and Butyrate in Rats. Pediatric Research 1998, 44: 99-104. PMID: 9667378, DOI: 10.1203/00006450-199807000-00016.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsButyratesButyric AcidDiabetes Mellitus, ExperimentalEmbryonic and Fetal DevelopmentFemaleGene Expression Regulation, DevelopmentalGenes, HomeoboxGestational AgeHistone Deacetylase InhibitorsLungOrgan Culture TechniquesPregnancyPregnancy in DiabeticsRatsRats, Sprague-DawleyRNA, MessengerTranscription, GeneticConceptsLung developmentLung explantsSurfactant apoproteinExperimental animalsLung mRNA levelsElevated levelsEffect of diabetesFetal rat lung explantsLungs of fetusesRat lung explantsEffect of butyrateAntenatal exposureMaternal diabetesMetabolic abnormalitiesStreptozotocin treatmentLower incidenceNormal ratsDiabetesDexamethasoneLevel of expressionRatsTreatment of explantsSodium butyrateMRNA levelsAlters expression
1997
Repeated Doses of the Perfluorocarbon FC-100 Improve Lung Function of Preterm Lambs
Moya F, Llanos A, Ríos A, Riquelme R, Moraga F, Rubio L, Salvo H, Jacobs H. Repeated Doses of the Perfluorocarbon FC-100 Improve Lung Function of Preterm Lambs. Pediatric Research 1997, 42: 893-898. PMID: 9396575, DOI: 10.1203/00006450-199712000-00028.Peer-Reviewed Original ResearchConceptsLung functionPreterm lambsInitial doseIntratracheal administrationFC-100Administration of ExosurfSurfactant-deficient animalsSynthetic surfactant ExosurfArterial blood pressureDynamic lung compliancePreterm neonatesBlood pressureLung complianceSingle doseArterial PO2Arterial PCO2Surfactant deficiencyHeart rateAdditional doseExosurfStudy periodDoseAdministrationDosesSimilar changes
1996
Retinoic acid increases surfactant protein mRNA in fetal rat lung in culture
Bogue CW, Jacobs HC, Dynia DW, Wilson CM, Gross I. Retinoic acid increases surfactant protein mRNA in fetal rat lung in culture. American Journal Of Physiology 1996, 271: l862-l868. PMID: 8944731, DOI: 10.1152/ajplung.1996.271.5.l862.Peer-Reviewed Original ResearchExpression of Hoxb genes in the developing mouse foregut and lung.
Bogue CW, Lou LJ, Vasavada H, Wilson CM, Jacobs HC. Expression of Hoxb genes in the developing mouse foregut and lung. American Journal Of Respiratory Cell And Molecular Biology 1996, 15: 163-171. PMID: 8703472, DOI: 10.1165/ajrcmb.15.2.8703472.Peer-Reviewed Original Research
1994
Identification of Hox genes in newborn lung and effects of gestational age and retinoic acid on their expression
Bogue CW, Gross I, Vasavada H, Dynia DW, Wilson CM, Jacobs HC. Identification of Hox genes in newborn lung and effects of gestational age and retinoic acid on their expression. American Journal Of Physiology 1994, 266: l448-l454. PMID: 7909996, DOI: 10.1152/ajplung.1994.266.4.l448.Peer-Reviewed Original ResearchConceptsGestational ageReverse transcription-polymerase chain reactionNewborn mouse lungRat lung explantsMouse lungRetinoic acidMRNA levelsLung explantsRat lungFetal rat lung explantsEffects of RATranscription-polymerase chain reactionM retinoic acidTime-dependent increaseNewborn lungRA treatmentFetal miceLungRodent lungsSignificant doseHigher mRNA levelsFetal tissuesDivergent homeobox gene HexGene expressionPattern of expressionHeat shock does not induce tolerance to hyperoxia
Strand C, Warshaw J, Snow K, Jacobs H. Heat shock does not induce tolerance to hyperoxia. Lung 1994, 172: 79-89. PMID: 8114515, DOI: 10.1007/bf00185079.Peer-Reviewed Original ResearchConceptsHeat shock proteinsHyperoxic exposureHyperoxic stressOxidant stressLeast partial toleranceShock proteinsComparison of lungInduced toleranceLeast partial protectionInduction of HSP70Diphenyl tetrazolium bromideClinical situationsPartial toleranceLung fibroblastsPartial protectionMinimal inductionTetrazolium bromideOverlap of mechanismsHSP70 mRNAInductionLive animalsAbility of cellsLevel of protectionExposureAnimals
1990
Effect of artificial surfactant on pulmonary function in preterm and full-term lambs
Gladstone I, Ray A, Salafia C, Perez-Fontan J, Mercurio M, Jacobs H. Effect of artificial surfactant on pulmonary function in preterm and full-term lambs. Journal Of Applied Physiology 1990, 69: 465-472. PMID: 2121700, DOI: 10.1152/jappl.1990.69.2.465.Peer-Reviewed Original ResearchConceptsFunctional residual capacityFull-term lambsMean lung volumePreterm lambsLung volumeResidual capacityTest agentsFC-100Higher minimum surface tensionsRespiratory failureLung functionPulmonary functionLung expansionAlveolar washMinimum surface tensionDynamic complianceArtificial surfactantQualitative histologyOxygenationLambsAgentsGas exchangePretermComplianceHistologyCorticosteroids and Intratracheal Surfactant Both Alter the Distribution between the Airways and Lung Tissue of Intratracheally Administered Radiolabeled Phosphatidylcholine in the Preterm Rabbit
Fiascone J, Mercurio M, Lima D, Jacobs H. Corticosteroids and Intratracheal Surfactant Both Alter the Distribution between the Airways and Lung Tissue of Intratracheally Administered Radiolabeled Phosphatidylcholine in the Preterm Rabbit. Experimental Lung Research 1990, 16: 311-321. PMID: 2394199, DOI: 10.3109/01902149009108847.Peer-Reviewed Original ResearchConceptsIntratracheal surfactantLung tissueAlveolar spaceCorticosteroid exposureMechanical ventilationRinger's lactateAntenatal corticosteroid exposurePrenatal corticosteroid exposurePreterm rabbitsLung clearanceIntratracheal injectionAlveolar lavageDay 25FetusesClearanceVentilationAirwayRadiolabel distributionLactateTissueRabbitsExposureRadiolabelCorticosteroidsLavage
1989
Antenatal steroids, postnatal surfactant, and pulmonary function in premature rabbits
Gladstone I, Mercurio M, Devenny S, Jacobs H. Antenatal steroids, postnatal surfactant, and pulmonary function in premature rabbits. Journal Of Applied Physiology 1989, 67: 1377-1382. PMID: 2793738, DOI: 10.1152/jappl.1989.67.4.1377.Peer-Reviewed Original ResearchConceptsDynamic compliancePulmonary functionLung resistanceTotal lung conductanceTotal lung resistancePulmonary function testsRespiratory distress syndromeConsistent tidal volumeAntenatal corticosteroidsAntenatal steroidsIntramuscular betamethasonePostnatal surfactantDistress syndromeFunction testsCombination therapyPulmonary mechanicsExpiratory timePremature rabbitsTidal volumeStatic complianceLung conductanceFirst breathDay 27Day 25SteroidsSurface tension and pulmonary compliance in premature rabbits
Mercurio M, Fiascone J, Lima D, Jacobs H. Surface tension and pulmonary compliance in premature rabbits. Journal Of Applied Physiology 1989, 66: 2039-2044. PMID: 2745272, DOI: 10.1152/jappl.1989.66.5.2039.Peer-Reviewed Original Research
1988
Reutilization of surfactant phosphatidylglycerol and lysophosphatidylcholine by adult rabbits
Jacobs H, Lima D, Fiascone J, Mercurio M. Reutilization of surfactant phosphatidylglycerol and lysophosphatidylcholine by adult rabbits. Biochimica Et Biophysica Acta 1988, 962: 227-233. PMID: 3167080, DOI: 10.1016/0005-2760(88)90164-6.Peer-Reviewed Original Research
1985
Normalization of Arterial Blood Gases after Treatment of Surfactant-Deficient Lambs with Tween 201–3
Jacobs H, Berry D, Duane G, Ikegami M, Jobe A, Jones S. Normalization of Arterial Blood Gases after Treatment of Surfactant-Deficient Lambs with Tween 201–3. American Journal Of Respiratory And Critical Care Medicine 1985, 132: 1313-8. PMID: 3935021, DOI: 10.1164/arrd.1985.132.6.1313.Peer-Reviewed Original ResearchConceptsPeak inspiratory pressurePulmonary surfactantAdequate ventilationMinimal surface tensionArterial blood gasesNormal lung functionMin of ageRespiratory failureLung functionLung complianceInspiratory pressureBlood gasesInfant ventilatorDays gestationAlveolar washControl animalsControl lambsPoor oxygenationSurfactant treatmentGas exchangeTreatmentVentilationLambsGestationVentilatorLeakage of protein in the immature rabbit lung; effect of surfactant replacement
Robertson B, Berry D, Curstedt T, Grossmann G, Machiko I, Jacobs H, Jobe A, Jones S. Leakage of protein in the immature rabbit lung; effect of surfactant replacement. Respiratory Physiology & Neurobiology 1985, 61: 265-276. PMID: 3840603, DOI: 10.1016/0034-5687(85)90070-2.Peer-Reviewed Original ResearchConceptsSurfactant-treated animalsControl animalsSurfactant replacementAlveolar wash samplesOnset of ventilationAverage tidal volumeImmature rabbit lungsImmature newborn rabbitsInsufflation pressureImmature lungSurfactant inhibitorsTidal volumeRabbit lungsAlveolar compartmentNewborn rabbitsDay 27Wash samplesPrevious treatmentLeakage of proteinsDistribution of Pulmonary Blood Flow in Relation to Atelectasis in Premature Ventilated Lambs1–3
Berry D, Jobe A, Jacobs H, Ikegami M. Distribution of Pulmonary Blood Flow in Relation to Atelectasis in Premature Ventilated Lambs1–3. American Journal Of Respiratory And Critical Care Medicine 1985, 132: 500-3. PMID: 4037523, DOI: 10.1164/arrd.1985.132.3.500.Peer-Reviewed Original ResearchConceptsBlood flowAtelectatic regionsLung volumePulmonary blood flow distributionAtelectatic lung segmentsLower lobe bronchusRespiratory distress syndromePulmonary blood flowPieces of lungBlood flow distributionBronchial obstructionDistress syndromeLobe bronchusBalloon occlusionAtelectatic lungLung segmentsBalloon catheterPulmonary bloodAtelectasisLungBloodLambsPretermBronchusCatheterLung protein leaks in ventilated lambs: effects of gestational age
Jobe A, Jacobs H, Ikegami M, Berry D. Lung protein leaks in ventilated lambs: effects of gestational age. Journal Of Applied Physiology 1985, 58: 1246-1251. PMID: 3988678, DOI: 10.1152/jappl.1985.58.4.1246.Peer-Reviewed Original ResearchConceptsDays gestational ageGestational ageFull-term lambsGroups of lambsVentilated lambsLung tissueAlveolar washBlood gas valuesNatural sheep surfactantPremature lambsPreterm lambsPremature lungIntravascular injectionSheep surfactantLung proteinGas valuesPCO2 valuesAgeAlveoliAirwayLambsBidirectional fluxesTissueGroupAlbuminClearance of Large Amounts of Natural Surfactants and Liposomes of Dipalmitoylphosphatidylcholine from the Lungs of Rabbits
Oguchi K, Ikegami M, Jacobs H, Jobe A. Clearance of Large Amounts of Natural Surfactants and Liposomes of Dipalmitoylphosphatidylcholine from the Lungs of Rabbits. Experimental Lung Research 1985, 9: 221-235. PMID: 3841050, DOI: 10.3109/01902148509057525.Peer-Reviewed Original ResearchConceptsTotal lungLung tissueRabbit surfactantAlveolar washSheep surfactantAlveolar surfactant pool sizeEndogenous surfactant metabolismEndogenous surfactant poolsSurfactant pool sizeDifferent surfactant preparationsNatural rabbit surfactantLungs of rabbitsNatural sheep surfactantIntratracheal administrationIntratracheal injectionLung phosphatidylcholineSurfactant poolQuantity of phosphatidylcholineSurfactant metabolismLungClearance rateSurfactant phosphatidylcholineTotal phosphatidylcholineMetabolic responseSurfactant preparations
1984
Lack of correlation of severity of lung disease with the phosphatidylcholine concentration in fetal lung fluid from premature lambs at 133-136 days gestational age.
Jobe A, Jacobs H, Ikegami M. Lack of correlation of severity of lung disease with the phosphatidylcholine concentration in fetal lung fluid from premature lambs at 133-136 days gestational age. Journal Of Developmental Physiology 1984, 6: 417-21. PMID: 6568247.Peer-Reviewed Original ResearchConceptsFetal lung fluidPeak inspiratory pressureDays gestational ageLung diseaseLung fluidPremature lambsGestational ageInspiratory pressureConcentration of phosphatidylcholinePhosphatidylcholine concentrationNarrow gestational age rangePhosphatidylcholine pool sizesGestational age rangeTime of deliveryLung compliance valuesMechanical ventilationAlveolar washTotal phosphatidylcholineDiseaseAge rangeSeverityLack of correlationAgeLambsCompliance valuesReutilization of phosphatidylcholine analogues by the pulmonary surfactant system The lack of specificity
Jacobs H, Jobe A, Machiko I, Miller D, Jones S. Reutilization of phosphatidylcholine analogues by the pulmonary surfactant system The lack of specificity. Biochimica Et Biophysica Acta 1984, 793: 300-309. PMID: 6546884, DOI: 10.1016/0005-2760(84)90333-3.Peer-Reviewed Original ResearchSurfactant and pulmonary blood flow distributions following treatment of premature lambs with natural surfactant.
Jobe A, Ikegami M, Jacobs H, Jones S. Surfactant and pulmonary blood flow distributions following treatment of premature lambs with natural surfactant. Journal Of Clinical Investigation 1984, 73: 848-856. PMID: 6546766, PMCID: PMC425089, DOI: 10.1172/jci111280.Peer-Reviewed Original ResearchConceptsPieces of lungBlood flow distributionPulmonary blood flow distributionLungs of lambsMechanical ventilationRight ductal shuntPulmonary blood flowConstant distending pressurePeriod of ventilationGroups of lambsDuctal shuntPremature lambsAtelectatic areasSurfactant instillationVentricular outputTracheal instillationDistending pressureBlood flowLungLung piecesVentilationInstillationBirthLambsNatural surfactant