2017
Markers of Successful Extubation in Extremely Preterm Infants, and Morbidity After Failed Extubation
Chawla S, Natarajan G, Shankaran S, Carper B, Brion L, Keszler M, Carlo W, Ambalavanan N, Gantz M, Das A, Finer N, Goldberg R, Cotten C, Higgins R, Network E, Jobe A, Caplan M, Polin R, Laptook R, Oh W, Hensman A, Gingras D, Barnett S, Lillie S, Francis K, Andrews D, Angela K, Walsh M, Fanaroff A, Newman N, Siner B, Schibler K, Donovan E, Narendran V, Bridges K, Alexander B, Grisby C, Mersmann M, Mincey H, Hessling J, Goldberg R, Auten K, Fisher K, Foy K, Siaw G, Stoll B, Buchter S, Piazza A, Carlton D, Hale E, Archer S, Poindexter B, Lemons J, Hamer F, Herron D, Miller L, Wilson L, Berberich M, Blaisdell C, Gail D, Kiley J, Poole W, Cunningham M, Hastings B, Irene A, Auman J, Huitema C, Pickett J, Wallace D, Zaterka-Baxter K, Van Meurs K, Stevenson D, Ball M, Proud M, Frantz I, Fiascone J, Furey A, MacKinnon B, Nylen E, Collins M, Cosby S, Phillips V, Rasmussen M, Wozniak P, Rich W, Arnell K, Bridge R, Demetrio C, Bell E, Widness J, Klein J, Johnson K, Duara S, Everett-Thomas R, Watterberg K, Ohls R, Rohr J, Lacy C, Phelps D, Laroia N, Reubens L, Burnell E, Sánchez P, Rosenfeld C, Salhab W, Allen J, Guzman A, Hensley G, Lepps M, Martin M, Miller N, Solis A, Vasil D, Wilder K, Kennedy K, Tyson J, Morris B, Harris B, Lis A, Martin S, McDavid G, Tate P, Wright S, Yoder B, Faix R, Burnett J, Jensen J, Osborne K, Spencer C, Weaver-Lewis K, O'Shea T, Peters N, Sood B, Bara R, Billian E, Johnson M, Ehrenkranz R, Jacobs H, Bhandari V, Cervone P, Gettner P, Konstantino M, Poulsen J, Taft J. Markers of Successful Extubation in Extremely Preterm Infants, and Morbidity After Failed Extubation. The Journal Of Pediatrics 2017, 189: 113-119.e2. PMID: 28600154, PMCID: PMC5657557, DOI: 10.1016/j.jpeds.2017.04.050.Peer-Reviewed Original ResearchConceptsGestational age statusHours of ageSuccessful extubationExtubation failureApgar scoreBronchopulmonary dysplasiaPreterm infantsContinuous positive airway pressure groupOxygenation Randomized TrialExtremely preterm infantsDay of extubationAge statusHigher adjusted ratesEarly surfactantExtubation criteriaExtubation statusFailed ExtubationNeonatal morbidityPreterm neonatesVentilatory strategiesElective extubationWeeks' gestationRandomized trialsAdjusted ratesExtubationPatterns of Oxygenation, Mortality, and Growth Status in the Surfactant Positive Pressure and Oxygen Trial Cohort
Di Fiore J, Martin R, Li H, Morris N, Carlo W, Finer N, Walsh M, Health A, Jobe A, Caplan M, Polin R, Laptook R, Oh W, Hensman A, Gingras D, Barnett S, Lillie S, Francis K, Andrews D, Angela K, Fanaroff A, Newman N, Siner B, Zadell A, Schibler K, Donovan E, Bridges K, Alexander B, Grisby C, Mersmann M, Mincey H, Hessling J, Goldberg R, Cotten C, Wallace D, Freedman S, Auten K, Fisher K, Foy K, Stoll B, Piazza A, Buchter S, Carlton D, Hutchinson A, Hale E, Higgins R, Archer S, Poindexter B, Lemons J, Hamer F, Herron D, Miller L, Wilson L, Berberich M, Blaisdell C, Gail D, Kiley J, Gantz M, Das A, Crawford M, Hastings B, Irene A, Auman J, Huitema C, Pickett J, Wallace D, Zaterka-Baxter K, Van Meurs K, Stevenson D, Ball M, Proud M, Frantz I, Fiascone J, Furey A, MacKinnon B, Nylen E, Ambalavanan N, Collins M, Cosby S, Phillips V, Rasmussen M, Wozniak P, Rich W, Arnell K, Bridge R, Demetrio C, Bell E, Widness J, Klein J, Johnson K, Duara S, Everett-Thomas R, Watterberg K, Ohls R, Rohr J, Lacy C, Phelps D, Laroia N, Markowitz G, Reubens L, Burnell E, Sánchez P, Rosenfeld C, Salhab W, Allen J, Grau L, Guzman A, Hensley G, Lepps M, Martin M, Miller N, Solis A, Vasil D, Wilder K, Kennedy K, Tyson J, Morris B, Harris B, Lis A, Martin S, McDavid G, Tate P, Wright S, Yoder B, Faix R, Burnett J, Jensen J, Osborne K, Spencer C, Weaver-Lewis K, O'Shea T, Peters N, Shankaran S, Sood B, Bara R, Billian E, Johnson M, Ehrenkranz R, Narendran V, Bhandari V, Jacobs H, Cervone P, Gettner P, Konstantino M, Poulsen J, Taft J. Patterns of Oxygenation, Mortality, and Growth Status in the Surfactant Positive Pressure and Oxygen Trial Cohort. The Journal Of Pediatrics 2017, 186: 49-56.e1. PMID: 28279433, PMCID: PMC5484739, DOI: 10.1016/j.jpeds.2017.01.057.Peer-Reviewed Original ResearchConceptsDays of lifeIntermittent hypoxemia eventsOxygen saturation targetsOxygen saturationHypoxemia eventsSaturation targetsGestational ageHigher oxygen saturation targetsExtremely preterm infantsMedian oxygen saturationWeeks of gestationLowest oxygen saturationPositive pressureOxygen saturation levelsPatterns of oxygenationIntermittent hypoxemiaPreterm infantsTrial cohortSupplemental oxygenLowest quartileHigh incidenceTarget infantsInfantsSGASurvival
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 Research
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 ResearchMeSH KeywordsAdrenal Cortex HormonesAnimalsAnimals, NewbornBetamethasoneFemaleLungPhosphatidylcholinesPregnancyPulmonary AlveoliPulmonary SurfactantsRabbitsTracheaConceptsIntratracheal 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
1987
Betamethasone Increases Pulmonary Compliance in Part by Surfactant-Independent Mechanisms in Preterm Rabbits
Fiascone J, Jacobs H, Moya F, Mercurio M, Lima D. Betamethasone Increases Pulmonary Compliance in Part by Surfactant-Independent Mechanisms in Preterm Rabbits. Pediatric Research 1987, 22: 730-735. PMID: 3431959, DOI: 10.1203/00006450-198712000-00024.Peer-Reviewed Original ResearchConceptsAntenatal corticosteroidsIntratracheal surfactantPulmonary complianceDynamic complianceAlveolar surfactant contentHigher dynamic complianceAntenatal exposurePreterm rabbitsPreterm animalsSingle therapyAlveolar lavageTidal volumeCorticosteroidsFirst breathFetusesDay 25Compliance studiesVentilationRabbitsComplianceCompliance measurementsLavageGestationBetamethasoneTherapy
1986
Left ventricular performance and contractility before and after volume infusion: a comparative study of preterm and full-term newborn lambs.
Baylen B, Ogata H, Ikegami M, Jacobs H, Jobe A, Emmanouilides G. Left ventricular performance and contractility before and after volume infusion: a comparative study of preterm and full-term newborn lambs. Circulation 1986, 73: 1042-1049. PMID: 3754496, DOI: 10.1161/01.cir.73.5.1042.Peer-Reviewed Original ResearchConceptsFull-term lambsLeft ventricular performanceVolume infusionPreterm lambsVentricular performanceStroke workLeft ventricular peak dP/dtLeft ventricleVentricular peak dP/dtLeft ventricular end-diastolic volumeFull-term newborn lambsVentricular end-diastolic volumeLeft ventricular stroke workPeak dP/dtGreater stroke workPostnatal circulatory adaptationSystemic vascular resistanceVentricular stroke workFull-term animalsDays gestational ageEnd-diastolic volumeLeft ventricular pressureDP/dtVascular resistancePulmonary functionHemodynamic Effects of High Frequency Ventilation in Surfactant-Treated Preterm Lambs
Oguchi K, Baylen B, Ikegami M, Jacobs H, Berry D, Jobe A, Emmanouilides G. Hemodynamic Effects of High Frequency Ventilation in Surfactant-Treated Preterm Lambs. Neonatology 1986, 49: 21-28. PMID: 3753885, DOI: 10.1159/000242505.Peer-Reviewed Original ResearchMeSH KeywordsAcid-Base EquilibriumAnimalsBlood PressureHemodynamicsPremedicationPulmonary SurfactantsRespiration DisordersRespiration, ArtificialSheepConceptsHigh-frequency ventilationConventional ventilationHemodynamic effectsDuctus arteriosusPreterm lambsFrequency ventilationSame mean airway pressureLV end-diastolic volumeRight ductal shuntSurfactant-treated lambsMean airway pressureDeleterious hemodynamic effectsOrgan blood flowMin of ageEnd-diastolic volumeBlood gas valuesDays gestational ageLV stroke volumeBlood flow measurementsComparable ventilationDuctal shuntAirway pressureDuctal occlusionHemodynamic statusArterial pressure
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 ResearchMeSH KeywordsAnimalsCarbon DioxideLipidsLungLung ComplianceOxygenPolysorbatesPulmonary AlveoliPulmonary SurfactantsSheepSurface TensionConceptsPeak inspiratory pressurePulmonary surfactantAdequate ventilationMinimal surface tensionArterial blood gasesNormal lung functionMin of ageRespiratory failureLung functionLung complianceInspiratory pressureBlood gasesInfant ventilatorDays gestationAlveolar washControl animalsControl lambsPoor oxygenationSurfactant treatmentGas exchangeTreatmentVentilationLambsGestationVentilatorEffects of high-frequency and conventional ventilation on the premature lamb lung
Solimano A, Bryan C, Jobe A, Ikegami M, Jacobs H. Effects of high-frequency and conventional ventilation on the premature lamb lung. Journal Of Applied Physiology 1985, 59: 1571-1577. PMID: 3840801, DOI: 10.1152/jappl.1985.59.5.1571.Peer-Reviewed Original ResearchConceptsMean airway pressureConventional mechanical ventilationProtein leakPremature lamb lungsFetal lung fluidRespiratory distress syndromeDays gestational ageDegree of leakHigh-frequency oscillationsGroups of lambsAirway pressureCesarean sectionDistress syndromeGestational ageConventional ventilationMechanical ventilationPathological findingsLung diseaseBlood gasesImmature lungVentilator settingsEpithelial necrosisBlood gasLung sectionsTracer doseThe Contractility and Performance of the Preterm Left Ventricle before and after Early Patent Ductus Arteriosus Occlusion in Surfactant- Treated Lambs
Baylen B, Ogata H, Oguchi K, Ikegami M, Jacobs H, Jobe A, Emmanouilides G. The Contractility and Performance of the Preterm Left Ventricle before and after Early Patent Ductus Arteriosus Occlusion in Surfactant- Treated Lambs. Pediatric Research 1985, 19: 1053-1058. PMID: 3840585, DOI: 10.1203/00006450-198510000-00022.Peer-Reviewed Original ResearchConceptsPatent ductus arteriosusSystemic blood flowEnd-diastolic volumeBlood flowDuctal shuntingSystemic perfusionPreterm lambsDuctus arteriosusEffective systemic blood flowVentricle end-diastolic volumeEarly hemodynamic responseLeft ventricle outputLeft-right shuntPatent ductus arteriosus occlusionLeft ventricular outputCardiac output stateLeft ventricle end-diastolic volumeOrgan blood flowDuctus arteriosus occlusionBlood flow measurementsDuctal shuntDuctal occlusionHemodynamic profileEjection fractionVentricular outputReutilization of surfactant phosphatidylcholine in adult rabbits
Jacobs H, Ikegami M, Jobe A, Berry D, Jones S. Reutilization of surfactant phosphatidylcholine in adult rabbits. Biochimica Et Biophysica Acta 1985, 837: 77-84. PMID: 3840389, DOI: 10.1016/0005-2760(85)90087-6.Peer-Reviewed Original ResearchLeakage 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 proteinsReutilization of phosphatidylglycerol and phosphatidylethanolamine by the pulmonary surfactant system in 3-day-old rabbits
Jacobs H, Jobe A, Ikegami M, Jones S. Reutilization of phosphatidylglycerol and phosphatidylethanolamine by the pulmonary surfactant system in 3-day-old rabbits. Biochimica Et Biophysica Acta 1985, 834: 172-179. PMID: 3838906, DOI: 10.1016/0005-2760(85)90153-5.Peer-Reviewed Original ResearchAccumulation of Alveolar Surfactant Following Delivery and Ventilation of Premature Lambs
Jacobs H, Jobe A, Ikegami M, Jones S. Accumulation of Alveolar Surfactant Following Delivery and Ventilation of Premature Lambs. Experimental Lung Research 1985, 8: 125-140. PMID: 3839748, DOI: 10.3109/01902148509057517.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornBlood Gas AnalysisHydrogen-Ion ConcentrationIsotope LabelingPulmonary AlveoliPulmonary SurfactantsRespiration, ArtificialSheepConceptsAlveolar washTreatment doseAlveolar surfactantMean gestational ageArterial blood gasPeak inspiratory pressureMin of ageSurfactant pool sizeAlveolar surfactant accumulationPhosphatidylcholine specific activityCesarean sectionPremature lambsGestational agePremature lungInspiratory pressureIntratracheal administrationBlood gasTrace doseDilution techniqueDoseAgeAirwayPool sizeBirthAccumulation of surfactantClearance 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