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Neonatology
Trainee Abstracts - 2000-2009

Ahmed Q, Pryhuber GS, D’Angelis CA, Kumar VH, Lakshminrusimha S, Metlay LA, Wang H, Ryan RM.  T-lymphocytes in human infants with bronchopulmonary dysplasia.  [3766.7], 2008

Bland R, Xu L, Kolansky S, Rabinovitch M, Ryan RM, Kumar VH, Wynn KA, Swartz DD, Albertine K, Dahl M, Williams M.  Neonatal chronic lung disease (CLD) in term vs. preterm lambs: differing paradigms of lung injury and repair.  [2486], 2004

Brown CL, Garrison NA, Hutchinson AA.  Error and cost reduction when ordering neonatal total parenteral nutrition.  [3286], 2005

Candela Z, Tareen L, Swartz DD, Forrestel R, Holm BA, Egan EA.  Lung surfactant inhibition causes severe RDS in 133 day pre-term lambs.  [2010], 2002.

Candela Z, Dukarm R, Martin D, Ryan RM.  Relationship between cortisol and autoregulation of blood pressure with severity of intraventricular hemorrhage in extremely low birth weight infants.  Pediatr Res 51(4):401A, 2002

Carrion V, Ballow M, Duffy L, Browne R.  Vitamin A Supplementation in Preterm Infants: Vaccine Response.  [2226], 2005

Carrion V, Long K, Shelton J.  Maternal satisfaction with prenatal care: are we educating enough?  [5833.6], 2008

Chen B, Farrow KN, Lakshminrusimha S, Czech L, Groh BS, Russell JA, Steinhorn RH.  NO and mechanical stretch increase phosphodiesterase 3A expression in ovine fetal pulmonary artery smooth muscle cells.  [7740.5], 2007

Chen B, Farrow N, Lakshminrusimha S, Czech L, Islam SN, Russell JA, Steinhorn RH.  Regulation of phosphodiesterase 3 expression and activity in a fetal ovine model of persistent pulmonary hypertension of the newborn: effects of treatment.  [4365.11], 2006

D'Angelis CA, Nickerson PA, Ryan RM, Steinhorn RH, Swartz DA, Russell JA, Gugino SF, Holm BA.  Expression of C-type natriuretic peptide and its receptor in alveolar type II cells of fetal and newborn lambs.  Am J Resp Crit Care Med 165(8):B22, 2002

D’Angio CT, Chess PR, Kovacs SJ, Sinkin RA, Phelps DL, Kendig JW, Reubens L, Ryan RM.  Assist-control ventilation in infants 500-1249 grams birthweight does not decrease time to extubation when compared to synchronized intermittent mandatory ventilation: a randomized controlled trial.  [2089], 2003

D’Angio CT, Khalak R, Stevens TP, Reininger A, Reubens L, Kendig JW, Ryan RM.  Intratracheal surfactant administration by transient intubation in infants 29-35 weeks gestation with RDS requiring nasal CPAP decreases the likelihood of later mechanical ventilation: a randomized controlled trial.  [2088], 2003

D’Angio CT, Myers GJ, Ryan RM, Sinkin RA, Phelps DL, Kendig JW, Reubens L, Chess PR.  Neurodevelopmental outcome of premature infants in a clinical trial of mechanical ventilation strategies.  [2124], 2004

Dwyer W, Callahan C, Stevens T, Ryan RM, Bode M, Pressman E.  Antenatal management and the outcomes of infants with gastroschisis.  [2608], 2005

El Abiad MT, Reynolds AM, Blessing-Hanagan, Ryan RM.  The role of gastric and tracheal bacteria in ventilator-associated pneumonia (VAP) in premature infants

El Abiad MT, Reynolds AM, M Nader, Yu W, Lakshminrusimha S, Kumar VH, Blessing-Hanagan K, Rich G, Ballow M, Ryan RM.  Tracheal pepsin activity in intubated very low birth weight (VLBW) infants.  [5561.362], 2006

El Hassan NO, Laroia N, Ryan RM.  Acute illness does not induce hypophosphatemia in premature neonatates.  [2679], 2003

Farrow KN, Bhatia AK, Gugino SF, Black SM, Russell JA, Steinhorn RH.  NO regulates PDE5 gene expression in ovine pulmonary vascular smooth cells in a developmental fashion.  [2674], 2004

Farrow KN, Czech L, Gugino SF, Russell JA, Steinhorn RH.  NO differentially regulates PDE5 gene expression in ovine pulmonary vein (PV) versus pulmonary artery (PA) smooth muscle cells.  [834], 2005

Farrow KN, Czech L, Lakshminrusimha S, Gugino SF, Russell JA, Steinhorn RH.  Hyperoxia upregulates PDE5 expression in persistent pulmonary hypertension (PPHN) and nitric oxide (NO) is protective.  [2525], 2005

Farrow KN, Czech L, Lakshminrusimha S, Gugino SF, Russell JA, Steinhorn RH.  Effects of hyperoxia and nitric oxide on PDE5 expression and activity in persistent pulmonary hypertension (PPHN).  [3875.4], 2006

Farrow KN, Czech L, Lakshminrusimha S, Wedgwood S, Groh BS, Gugino SF, Russell JA, Steinhorn RH.  Ventilation with 50% O2 preserves in the neonatal pulmonary vasculature versus 95% O2. [5580.5], 2007

Farrow KN, D’Angelis C, Bhatia AK, Gugino SF, Russell JA, Steinhorn RH.  Endothelin-1 decreases phosphodiesterase-5 gene expression in fetal pulmonary artery smooth muscle cells.  [2837], 2004

Farrow KN, Groh BS, Lakshminrusimha S, Czech L, Gugino SF, Russell JA, Steinhorn RH.  Soluble guanylate cyclase (sGC) expression is increased by mechanical forces in the neonatal pulmonary vasculature.  [6291.25], 2007

Farrow KN, Islam SN, Chen B, Gugino SF, Russell JA, Steinhorn RH.  Hyperoxia increases PDE5 expression and activity in ovine fetal pulmonary artery smooth muscle cells (FPASMC).  [4685.5], 2006

Farrow KN, Lakshminrusimha S, Czech L, Wedgwood S, Gugino SF, Russell JA, Steinhorn RH.  Hydrocortisone Restores the Normal Pulmonary Vascular Transition in an Ovine Model of Persistent Pulmonary Hypertension (PPHN).  [5635.4], 2008

Farrow KN, Reda W, Lakshminrusimha S, Czech L, Wedgwood S, Gugino S, Kazzaz J, Russell JA, Davis JM, Steinhorn RH.  Recombinant human superoxide dismutase (rhSOD) decreases ROS and increases eNOS expression in persistent pulmonary hypertension (PPHN) [4365.10], 2006

Farrow KN, Smith CL, Czech L, Russell JA, Schumacker PT, Steinhorn RH.  Hyperoxia increases mitochondrial reactive oxygen species (ROS) and PDE5 activity in ovine fetal pulmonary artery smooth muscle cells (FPASMC).  [3415.13], 2008

Gugino SF, Morin FC III, Russell JA, Mathew B, Ryan RM, Lakshminrusimha S.  Bronchial epithelium derived relaxing factor is more effective on the adventitial side than luminal side of pulmonary artery (PA).  [85], 2005

Gugino SF, Steinhorn RH, Lakshminrusimha S, Fineman JR, Russell JA.  Altered relaxations to superoxide dimutase in pulmonary arteries from lambs with congenital heart disease with pulmonary hypertension.  Pediatr Res 2000

Harmon DE, Potter R, Johnston C, O’Reilly M, Yee M, Chess PR.  Mechanisms of Mechanical Ventilation-Induced Inflammatory and Oxidant Responses.  [7155.4], 2007

Hutchinson AA, Leaderstorf MR, Habashi NM.  Airway pressure release ventilation in a preterm infant with severe bronchopulmonary dysplasia.  [3356], 2005

Kirmani KI, Ryan RM, Morin FC III, Russell JA, Swartz DD, Gugino SF, Wynn KA, Kumar VH, Lakshminrusimha S.  Effect of dopamine on pulmonary and systemic pressures in control and PPHN in neonatal lambs. [6291.20], 2007

Kumar A, Dukarm RC, Egan EA.  Pulmonary veins are important in the increase in pulmonary vascular resistance induced by hypoxia.  Pediatr Res 47 (4):478A, 2000

Kumar A, Dukarm RC, Egan EA.  Veins are the site of pulmonary resistance.  Am J Resp Crit Care Med 161 (3):A412, 2000

Kumar VH.  The effects of catalytic antioxidant MnTBAP and neonatal hyperoxia on airway hyper responsiveness (AHR) in conscious mice.  [3896], 2009

Kumar VH.  Effects of catalytic antioxidant MnTBAP on pulmonary angiogenic (AMP) oxidative gene expression response to hyperoxia in mice.  [4243], 2009

Kumar VH, Lakshminrusimha S, Hutchinson AA, Keleher K, Ryan RM.  Characteristics of pulmonary hypertension (PH) in infants < 37 week gestation (GA).  [5560.352], 2006

Kumar VH, Swartz DD, Nielsen LC, Bevilacqua B, Wynn KA, Wang H, Morin FC III, Ryan RM.  Resuscitation in room air compared to 100% oxygen lowers oxidative stress without increasing metabolic acidosis in term newborn lambs.  [37], 2005

Kumar VH, Swartz DD, Patel A, Nielsen LC, Wang H, Wynn KA, Ryan RM.  MMP-2 and MMP-9 activity in lung homogenates following resuscitation in room air or oxygen in term and preterm newborn lambs.  [4132.2], 2006

Lakshminrusimha S, Davidson BA, Ryan RM, Helinski JD, Raghavendran K.  Lung contusion alters pulmonary vasoreactivity in rats.  [6110.2], 2008

Lakshminrusimha S, Gugino S, Mathew B, Nielsen LC, Goldsby T, Morin FC III, Davis JM, Russell JA, Steinhorn RH.  Intratracheal recombinant human superoxide dismutase (IT-rhSOD) prevents increased pulmonary arterial contractility following ventilation with 100% O2 in neonatal control and persistent pulmonary hypertension (PPHN) lambs.  [2536], 2005

Lakshminrusimha S, Gugino SF, Mathew B, Swartz DD, Russell JA, Wynn KA, Morin FC III, Davis JM, Steinhorn RH.  Recombinant human superoxide dismutase improves oxygenation similar to inhaled nitric oxide in ovine ductal ligation model of persistent pulmonary hypertension of newborn (PPHN).  [75], 2005

Lakshminrusimha S, Gugino SF, Nielson LC, Russell JA, Steinhorn RH, Fineman JR.  Developmental differences in atrial natriuretic peptide (ANP) mediated relaxation of pulmonary arteries (PA) isolated from juvenile lambs with congenital heart disease (CHD) and high pulmonary blood flow.  [199], 2001

Lakshminrusimha S, Gugino SF, Russell JA, Steinhorn RH.  Pulmonary veins isolated from near-term gestation ovine fetus respond uniquely to soluble guanylyl cyclase (sGC) inhibitor.  [305], 2001

Lakshminrusimha S, Kumar VH, Morin FC III, Ryan RM, Gugino SF, Patel A, Russell JA.  Pulmonary arterial (PA) contractility correlates with O2 exposure in ventilated preterm lambs.  [4842.163], 2006

Lakshminrusimha S, Morin FC III, Steinhorn RH, Ryan RM, Gugino SF, Kumar VH, Russell JA.  Effect of nitric oxide synthase (NOS) inhibition on ovine bronchial derived relaxing factor (BrDRF): changes with development and hyperoxic ventilation.  [4832.103], 2006

Lakshminrusimha S, Morin FC III, Steinhorn RH, Swartz DD, Ryan RM, Gugino SF, Mathew B, Wynn KA, Russell JA.  Neonatal resuscitation in lambs with 100% O2 decreases pulmonary vasodilator response to inhaled nitric oxide (NO) and acetylcholine (ACh).  [4365.12], 2006

Lakshminrusimha S, Porta NFM, Russell JA, Gugino SF, Kumar VH, Steinhorn RH.  Milrinone enhances relaxation to prostacyclin (PGI2) and iloprost in pulmonary arteries (PA) isolated from lambs with persistent pulmonary hypertension of the newborn (PPHN).  [4832.104], 2006

Lakshminrusimha S, Russell JA, Soares F, Gugino SF, Wynn KA, Steinhorn RH.  Effect of intratracheal (IT) catalase in neonatal lambs with PPHN.  [6291.15], 2007

Lakshminrusimha S, Russell JA, Gugino SF, Davis JM, Steinhorn RH.  Delayed administration of intratracheal (IT) recombinant human superoxide sismutase (rhSOD) improves oxygenation in ovine model of persistent pulmonary hypertension of the newborn (PPHN).  [3875.5], 2006

Lakshminrusimha S, Russell JA, Steinhorn RH, Gugino SF, Fienman JR.  Alterations in superoxide-nitric oxide (NO) pathway in pulmonary hypertension (PH) with high pulmonary blood flow (Qp).  [4835.105], 2006

Lakshminrusimha S, Steinhorn RH, Dukarm RC, Gugino SF, Nielsen L, Russell JA.  Mechanisms of endogenous cGMP production differ in fetal ovine pulmonary arteries versus veins.  Pediatr Res 47 (4):365A, 2000

Lakshminrusimha S, Steinhorn RH, Gugino SF, Russell JA, Fineman JR.  Decreased relaxations to Et-b receptor stimulation in pulmonary vessels isolated from an ovine model of congenital heart disease with high pulmonary blood flow (Qp).   Pediatr Res 47 (4):46A, 2000

Lakshminrusimha S, Steinhorn RH, Swartz DD, Gugino SF, Ryan RM, Russell JA, Morin FC III, Kumar VH.  Pulmonary arterial (PA) contractility in neonatal lambs increases with 100% O2 resuscitation.  [29], 2005

Lakshminrusimha S, Swartz DD, Gugino SF, Wyn KA, Steinhorn RH, Russell JA.  Resuscitation of neonatal lambs with pulmonary hypertension with 21% and 100% oxygen effect on pulmonary hemodynamics.  [3415.1], 2008

Laroia N, El Hassan N, Ryan RM.  Serum phosphate levels during the first four weeks of age in premature infants.  [2205], 2004

Leach CL, Wilding GE, Ryan RM, Wynn RJ, Holm BA.  Enhanced ultraviolet germicidal irradiation in hospital air handlers decreases ventilator-associated pneumonia (VAP). [5145.8], 2007

Mata-Greenwood E, Jenkins C, Gugino SF, Russell JA, Black SM, Steinhorn RH.  Uncoupling of endothelial nitric oxide synthase occurs postnatally: effect of laminar shear stress.  [3399], 2004

Mata-Greenwood E, Russell JA, Gugino SF, Jenkins C, Black SM, Steinhorn RH.  Hydrogen peroxide is a vascular signaling molecule in pulmonary arteries (PA) isolated from juvenile lambs.  [2007], 2003

Mathew B, D’Angelis CA, Swartz DD, Kumar VH, Nickerson PA, Wang H, Wynn KA, Holm BA, Ryan RM.  Natriuretic peptide clearance receptor Is downregulated in the pulmonary epithelium after Birth in preterm and full term lambs.  [2548], 2004

Mathew B, Lakshminrusimha S, Carrion V.  Vinyl bag vs. thermal mattress to prevent hypothermia in extremely low birth weight (ELBW) infants.  [4458.7], 2008

Mathew B, Lakshminrusimha S, Cominsky K, Schroeder E, Carrion V.  Use of vinyl bags in the delivery room prevents hypothermia in preterm very low birth weight infants.  [527], 2005

Mathew B, Russell JA, Steinhorn RH, Gugino SF, Nielsen LC, Ryan RM, Lakshminrusimha S.  B-Type natriuretic peptide (BNP) system in an ovine model of persistent pulmonary hypertension of the newborn (PPHN).  [3875.6], 2006

Mathew B, Ryan RM, Gugino SF, Russell JA, Morin FC III, Nielsen LC, Lakshminrusimha S.  Activation of natriuretic peptide receptor C inhibits adenylate cyclase mediated relaxation in juvenile ovine pulmonary arteries (PA)  [836], 2005

McDevitt TM, Ryan RM, Bland RD, Kumar VH, Wynn KA, Swartz DD, Ballard PL.  Effect of Inhaled Nitric Oxide (iNO) on Lung Inflammation in Ventilated Premature Lambs.  [2534], 2005

Merrill JD, Ballard PL, Hibbs AM, Godinez RI, Godinez MH, Luan X, Ryan RM, Reynolds AM, Hamvas A, Spence K, Courtney S, Truog WE, Posencheg M, Ades A, Lisby A, Ballard RA.  Booster surfactant therapy beyond the first week of life in ventilated extremely low gestational age infants.  [2635.1], 2006

Metaj M, Laroia N, Ryan RM.  Comparison of breastfed and formula fed normal newborns in time to first stool and void.  Pediatr Res 51(4):315A, 2002

Mohamed ISI, Garrison NA, Wynn RJ, Lakshminrusimha S, Ryan RM.  Initiation of nutritional protocols in a Level III NICU decreases osteopenia of prematurity.  [5572.446], 2006

Mohamed ISI, Garrison NA, Wynn RJ, Lakshminrusimha S, Ryan RM.  An interventional nutritional protocol improved osteopenia of prematurity (OP) independent of other clinical practice changes.  [3778.20], 2008

Nagaraja V, Gugino SF, Russell JA, Fineman J, Steinhorn RH.  Enhancement of the effect of exogenous nitric oxide mediated vasorelaxations with a novel soluble guanyl cyclase stimulant in an ovine model of pulmonary hypertension.  Pediatr Res 2001

Nagaraja VN, Lakshminrusimha S, Russell JA, Gugino SF, Ryan RM, Steinhorn RH.  Systemic hypertension following steroids: role of nitric oxide synthesis and race.  [3151], 2003

Nagaraja V, Russell JA, Lakshminrusimha S, Steinhorn RH.  Soluble guanyl cyclase inhibitor OQD does not inhibit the vasorelaxation mediated by YC-1 on the ovine fetal pulmonary artery.  J Investig Med 50 (2):2002

Nagaraja V, Lakshminrusimha S, Russell JA, Gugino SF, Neilsen LC, Steinhorn RH, Fineman JR.  Enhancement of nitric oxide (NO) donor mediated relaxation of pulmonary arteries (PA) isolated from juvenile lambs with congenital heart disease (CHD) and high pulmonary blood flow using a soluble guanylyl cyclase sensitizer.  [200], 2001

Patel A, Ryan RM, Lakshminrusimha S, Wynn KA, Nielsen LC, Wang H, Kumar VH.  Resuscitation in 21% versus 100% O2 effects on arterial blood gases (ABG) and antioxidant enzyme (AOE) activities in preterm newborn lambs.  [5560.333], 2006

Patel A, Ryan RM, Swartz DD, Wang HH, Silbak NM, Wynn KA, Kumar VH.  Oxidant and inflammatory markers following short term oxygen exposure in term and preterm newborn lambs.  [5168.12], 2006

Porta NFM, Czech L, Lakshminrusimha S, Gugino SF, Russell JA, Steinhorn RH.  Effects of oxygen and nitric oxide on prostanoid synthesis and signaling in lambs with persistent pulmonary hypertension of the newborn.  [2526], 2005

Porta NFM, Gugino SF, Russell JA, Black SM, Steinhorn RH.  Prostacyclin, NO and O2 interactions in PPHN.  [2481], 2004

Porta NFM, Russell JA, Gugino SF, Steinhorn RH.  Sites of synthesis and action of prostacyclin in the neonatal lamb lung.  [2732], 2002

Rashid N, Morin FC III, Swartz DD, Wynn KA, Wang H, Ryan RM, Kumar VH.  Aerosolized prostacyclin [Ar-PGI2] and milrinone [Ar-MLR] decrease pulmonary vascular resistance [PVR] in newborn lambs with L-NAME induced pulmonary hypertension (PHT).  [839], 2005

Reda WJ, Wedgwood S, DeVol JM, Lakshminrusimha S, Russell JA, Gugino SF, Porta NFM, Steinhorn RH.  Inhaled Nitric Oxide Restores eNOS Protein Levels in PPHN Lambs.  [2527], 2005

Reynolds AM, Bommaraju M, Blessing-Hanagan K, Ryan RM.  Infants with persistent pulmonary hypertension of the newborn (PPHN) are at increased risk for subsequent systemic hypertension.  [3146], 2004

Rhein LM, Kraus A, Johnson A, Bamberg C, Lu B, Zhou J, Gerald C, Gerald N.  Deficiency of the substance P receptor NK-1 decreases pulmonary inflammation after infection with respiratory syncytial virus.  [5854.12], 2008

Ryan RM.  Practical issues in applying the NIH consensus definition of bronchopulmonary dysplasia (BPD).  [509], 2007

Ryan RM.  Can methemoglobin levels be used to predict response to inhaled nitric oxide in persistent pulmonary hypertension of the newborn (PPHN)?  [4931, 2009

Ryan RM.  CD8+ T-lymphocytes in infants with bronchopulmonary dysplasia (BPD).  [4514], 2009

Ryan RM, Clark JA, Garrison N, Hermann A, Reynolds AM.  Nutritional practices in extremely low birth weight infants (ELBW, <1000g): 2002 vs. 2006.  [3778.6], 2008

Ryan RM, El Abiad MT, Reynolds AM, Kumar VH, Wynn RJ, Lakshminrusimha S.  Are ventilator-associated pneumonia and gastroesophageal reflux risk factors for bronchopulmonary dysplasia?  [5555.11], 2007

Ryan RM, El Abiad MT, Swartz DD, Reynolds SD, Kumar VH, Lakshminrusimha S, Wang H, Nielsen L, Stripp BR.  Interaction between tamoxifen and hyperoxia in B10C3H and C57Bl6 mice.  [4841.155], 2006

Ryan RM, Hastings RH, Patel A, Sokolowski J, Burton DW, Deftos LJ, Holm BA.  Recovery from hyperoxia significantly alters parathyroid hormone-related protein in adult rabbit lung.  [1551], 2001

Ryan RM, Laroia N, Metaj Mirela.  Comparison of breastfed and formula fed normal newborns in time to first stool and void.  [1835], 2002

Ryan RM, Leach TJ, Wilding GE, Elder F, Holm BA, Leach CL.  Ultraviolet germicidal irradiation (UVGI) of HVAC systems reduces bacterial and fungal HVAC contamination and tracheal aspirate colonization in a neonatal ICU.  [1803], 2003

Ryan RM, Mohamed ISI, Bland RD, Swartz DD, Ballard PL, Nielson L, Wang H, Wynn KA, Lakshminrusimha S, Kumar VH.  The effect of gestational age, postnatal age and inhaled nitric oxide (iNO) on lung interleukin (IL)-6 and IL-8 mRNA in newborn lambs.  [7740.6], 2007

Ryan RM, Sternberg Z, D’Angelis CA, Nielsen LC, Wang H, Piwko JG, Lopez AR, Williams TC, Swartz DD.  Hyperoxia increases endogenous keratinocyte growth factor (KGF) but exogenous KGF does not decrease mortality in neonatal hyperoxia-exposed rabbits.  [2320], 2003

Soares FA, Lakshminrusimha S, Farrow KN, Wedgwood S, Gugino SF, Czech L, Russell JA, Steinhorn RH.  Effect of NADPH oxidase inhibition in lambs with persistent pulmonary hypertension of the newborn (PPHN).  [3415.9], 2008

Steinhorn RH, Gugino SF, Forquer L, Wedgwood S, Russell JA, Black SM.  Reactive oxygen species act as endothelium-derived hyperpolarizing factors in lamb pulmonary arteries.  [1519], 2001

Steinhorn RH, Lakshminrusimha S, Russell JA, Black SM, Fineman JR.  Superoxide produced by nitric oxide synthase (NOS) impairs vascular relaxations in pulmonary arteries isolated from lambs with congenital heart disease and high pulmonary blood flow.  [185], 2002

Steinhorn RH, Russell JA, Lakshminrusimha S, Gugino SF, Fineman JR.  Superoxide dismutase and catalase reverse impaired endothelium-dependent pulmonary arterial relaxations in an ovine model of congenital heart disease with high pulmonary blood flow.  [295], 2000

Steinhorn RH, Wedgwood S, Russell JA, Gugino SF, Lakshminrusimha S, Black SM.  Increased production of reactive oxygen species in a lamb model of persistent pulmonary hypertension.  [2019], 2001

Sterba JA, Cerny FJ, Rogers BT, France AP, Vokes DA, Morin FC III.  Effect of horseback riding on gross motor function in children with cerebral palsy (CP).  [1346], 2000

Tareen L, Robinson LK, Mach SM, Ryan RM. A case of maternal use of the ACE inhibitor benazepril (Lotensin) during pregnancy resulting in oligohydramnios, hypocalvaria, renal failure and CNS complications.  Teratology 63(6):286, 2001

Turebylu RR, Salis RJ, Erbe RW, Machajewski YB, Rusin-Sebo P, Malobecki L, Baldo M, Martin DJ, Ryan RM.  Effect of Genetic Prothrombotic Factors on the Incidence and Severity of Umbilical Catheter Associated Thrombosis.  [2058], 2003

Wadgaonkar PS, Carney K, Swartz DD, Nickerson PA, Nielsen LC, Wang H, Huyck HL, Metlay LA, Pryhuber GS, Ryan RM.  Transforming growth factor alpha (TGFa) expression in human newborn acute and chronic lung injury.  Pediatr Res 51(4):350A, 2002