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A Randomized Trial of Erythropoietin for Neuroprotection in Preterm Infants.

Juul SE, Comstock BA, Wadhawan R, Mayock DE, Courtney SE, Robinson T, Ahmad KA, Bendel-Stenzel E, Baserga M, LaGamma EF, Downey LC, Rao R, Fahim N, Lampland A, Frantz Iii ID, Khan JY, Weiss M, Gilmore MM, Ohls RK, Srinivasan N, Perez JE, McKay V, Vu PT, Lowe J, Kuban K, O'Shea TM, Hartman AL, Heagerty PJ; PENUT Trial Consortium.

N Engl J Med. 2020 Jan 16;382(3):233-243. doi: 10.1056/NEJMoa1907423.


Utilization of Erythropoietin within the United States Neonatal Intensive Care Units from 2008 to 2017.

Ahmad KA, Bennett MM, Juul SE, Ohls RK, Clark RH, Tolia VN.

Am J Perinatol. 2019 Dec 13. doi: 10.1055/s-0039-3400981. [Epub ahead of print]


Incidence and Risk Factors of Early Onset Neonatal AKI.

Charlton JR, Boohaker L, Askenazi D, Brophy PD, D'Angio C, Fuloria M, Gien J, Griffin R, Hingorani S, Ingraham S, Mian A, Ohls RK, Rastogi S, Rhee CJ, Revenis M, Sarkar S, Smith A, Starr M, Kent AL; Neonatal Kidney Collaborative.

Clin J Am Soc Nephrol. 2019 Feb 7;14(2):184-195. doi: 10.2215/CJN.03670318. Epub 2019 Jan 31.


Update on Erythropoiesis-Stimulating Agents Administered to Neonates for Neuroprotection.

Maxwell JR, Ohls RK.

Neoreviews. 2019 Nov;20(11):e622-e635. doi: 10.1542/neo.20-11-e622.


Oxygen Disrupts Human Fetal Lung Mesenchymal Cells. Implications for Bronchopulmonary Dysplasia.

Möbius MA, Freund D, Vadivel A, Koss S, McConaghy S, Ohls RK, Rüdiger M, Thébaud B.

Am J Respir Cell Mol Biol. 2019 May;60(5):592-600. doi: 10.1165/rcmb.2018-0358OC.


Late onset neonatal acute kidney injury: results from the AWAKEN Study.

Charlton JR, Boohaker L, Askenazi D, Brophy PD, Fuloria M, Gien J, Griffin R, Hingorani S, Ingraham S, Mian A, Ohls RK, Rastogi S, Rhee CJ, Revenis M, Sarkar S, Starr M, Kent AL; Neonatal Kidney Collaborative (NKC).

Pediatr Res. 2019 Feb;85(3):339-348. doi: 10.1038/s41390-018-0255-x. Epub 2018 Dec 13.


Weaning of Moderately Preterm Infants from the Incubator to the Crib: A Randomized Clinical Trial.

Shankaran S, Bell EF, Laptook AR, Saha S, Newman NS, Kazzi SNJ, Barks J, Stoll BJ, Bara R, Gabrio J, Childs K, Das A, Higgins RD, Carlo WA, Sánchez PJ, Carlton DP, Pavageau L, Malcolm WF, D'Angio CT, Ohls RK, Poindexter BB, Sokol GM, Van Meurs KP, Colaizy TT, Khmour A, Puopolo KM, Garg M, Walsh MC; Eunice Kennedy Shriver National Institute of Child Health, and Human Development Neonatal Research Network.

J Pediatr. 2019 Jan;204:96-102.e4. doi: 10.1016/j.jpeds.2018.08.079. Epub 2018 Oct 15.


Informed consent for a neonatal clinical trial: parental experiences and perspectives.

Shah AR, Wilfond BS, Silvia A, Hancuch K, Woodrum D, Heagerty P, Ohls RK, Courtney SE, Frantz ID, Gogcu S, Bishop CE, Ahmad KA, Kathen C, Juul S; PENUT Neonatal Informed Consent Working Group.

J Perinatol. 2018 Jul;38(7):865-872. doi: 10.1038/s41372-018-0119-6. Epub 2018 May 25.


The long-term effect of erythropoiesis stimulating agents given to preterm infants: a proton magnetic resonance spectroscopy study on neurometabolites in early childhood.

Gasparovic C, Caprihan A, Yeo RA, Phillips J, Lowe JR, Campbell R, Ohls RK.

Pediatr Radiol. 2018 Mar;48(3):374-382. doi: 10.1007/s00247-017-4052-1. Epub 2018 Jan 15.


Neuroimaging in former preterm children who received erythropoiesis stimulating agents.

Phillips J, Yeo RA, Caprihan A, Cannon DC, Patel S, Winter S, Steffen M, Campbell R, Wiedmeier S, Baker S, Gonzales S, Lowe J, Ohls RK.

Pediatr Res. 2017 Oct;82(4):685-690. doi: 10.1038/pr.2017.130. Epub 2017 Jun 21.


Cognitive development in preterm infants: multifaceted deficits reflect vulnerability of rigorous neurodevelopmental pathways.

Maxwell JR, Yellowhair TR, Oppong AY, Camacho JE, Lowe JR, Jantzie LL, Ohls RK.

Minerva Pediatr. 2017 Aug;69(4):298-313. doi: 10.23736/S0026-4946.17.04905-2. Epub 2017 Feb 17. Review.


Population Pharmacokinetics of Darbepoetin in Infants Following Single Intravenous and Subcutaneous Dosing.

An G, Ohls RK, Christensen RD, Widness JA, Mock DM, Veng-Pedersen P.

J Pharm Sci. 2017 Jun;106(6):1644-1649. doi: 10.1016/j.xphs.2017.02.001. Epub 2017 Feb 9.


Impact of Erythropoiesis-Stimulating Agents on Behavioral Measures in Children Born Preterm.

Lowe JR, Rieger RE, Moss NC, Yeo RA, Winter S, Patel S, Phillips J, Campbell R, Baker S, Gonzales S, Ohls RK.

J Pediatr. 2017 May;184:75-80.e1. doi: 10.1016/j.jpeds.2017.01.020. Epub 2017 Feb 6.


Cytokines and growth factors in the developing intestine and during necrotizing enterocolitis.

MohanKumar K, Namachivayam K, Ho TT, Torres BA, Ohls RK, Maheshwari A.

Semin Perinatol. 2017 Feb;41(1):52-60. doi: 10.1053/j.semperi.2016.09.018. Epub 2016 Nov 7. Review.


Epsilon globin gene expression in developing human fetal tissues.

McConaghy S, Manuel V, Nagji S, Ohls RK.

J Neonatal Perinatal Med. 2016;9(1):91-7. doi: 10.3233/NPM-16915052.


Preschool Assessment of Preterm Infants Treated With Darbepoetin and Erythropoietin.

Ohls RK, Cannon DC, Phillips J, Caprihan A, Patel S, Winter S, Steffen M, Yeo RA, Campbell R, Wiedmeier S, Baker S, Gonzales S, Lowe J.

Pediatrics. 2016 Mar;137(3):e20153859. doi: 10.1542/peds.2015-3859. Epub 2016 Feb 15.


Darbepoetin Administration in Term and Preterm Neonates.

Patel S, Ohls RK.

Clin Perinatol. 2015 Sep;42(3):557-66. doi: 10.1016/j.clp.2015.04.016. Epub 2015 May 23. Review.


Darbepoetin administration to neonates undergoing cooling for encephalopathy: a safety and pharmacokinetic trial.

Baserga MC, Beachy JC, Roberts JK, Ward RM, DiGeronimo RJ, Walsh WF, Ohls RK, Anderson J, Mayock DE, Juul SE, Christensen RD, Loertscher MC, Stockmann C, Sherwin CM, Spigarelli MG, Yoder BA.

Pediatr Res. 2015 Sep;78(3):315-22. doi: 10.1038/pr.2015.101. Epub 2015 May 21.


Erythropoiesis Stimulating Agents Demonstrate Safety and Show Promise as Neuroprotective Agents in Neonates.

Ohls RK, Christensen RD, Widness JA, Juul SE.

J Pediatr. 2015 Jul;167(1):10-2. doi: 10.1016/j.jpeds.2015.03.054. Epub 2015 Apr 25. No abstract available.


VEGF mRNA and protein concentrations in the developing human eye.

Ma IT, McConaghy S, Namachivayam K, Halloran BA, Kurundkar AR, MohanKumar K, Maheshwari A, Ohls RK.

Pediatr Res. 2015 Apr;77(4):500-5. doi: 10.1038/pr.2015.15. Epub 2015 Jan 14.


Associations between maternal scaffolding and executive functioning in 3 and 4 year olds born very low birth weight and normal birth weight.

Lowe J, Erickson SJ, MacLean P, Duvall SW, Ohls RK, Duncan AF.

Early Hum Dev. 2014 Oct;90(10):587-93. doi: 10.1016/j.earlhumdev.2014.07.009. Epub 2014 Aug 13.


Cognitive outcomes of preterm infants randomized to darbepoetin, erythropoietin, or placebo.

Ohls RK, Kamath-Rayne BD, Christensen RD, Wiedmeier SE, Rosenberg A, Fuller J, Lacy CB, Roohi M, Lambert DK, Burnett JJ, Pruckler B, Peceny H, Cannon DC, Lowe JR.

Pediatrics. 2014 Jun;133(6):1023-30. doi: 10.1542/peds.2013-4307. Epub 2014 May 12.


Existence, functional impairment, and lung repair potential of endothelial colony-forming cells in oxygen-induced arrested alveolar growth.

Alphonse RS, Vadivel A, Fung M, Shelley WC, Critser PJ, Ionescu L, O'Reilly M, Ohls RK, McConaghy S, Eaton F, Zhong S, Yoder M, Thébaud B.

Circulation. 2014 May 27;129(21):2144-57. doi: 10.1161/CIRCULATIONAHA.114.009124. Epub 2014 Apr 7.


Neuroprotective effects of erythropoiesis-stimulating agents in term and preterm neonates.

Messier AM, Ohls RK.

Curr Opin Pediatr. 2014 Apr;26(2):139-45. doi: 10.1097/MOP.0000000000000077. Review.


A randomized, masked, placebo-controlled study of darbepoetin alfa in preterm infants.

Ohls RK, Christensen RD, Kamath-Rayne BD, Rosenberg A, Wiedmeier SE, Roohi M, Lacy CB, Lambert DK, Burnett JJ, Pruckler B, Schrader R, Lowe JR.

Pediatrics. 2013 Jul;132(1):e119-27. doi: 10.1542/peds.2013-0143. Epub 2013 Jun 17.


Why study erythropoietin in preterm infants?

Ohls RK.

Acta Paediatr. 2013 Jun;102(6):567-8. doi: 10.1111/apa.12234. Epub 2013 Apr 2. No abstract available.


A randomized, masked study of weekly erythropoietin dosing in preterm infants.

Ohls RK, Roohi M, Peceny HM, Schrader R, Bierer R.

J Pediatr. 2012 May;160(5):790-5.e1. doi: 10.1016/j.jpeds.2011.10.026. Epub 2011 Dec 3.


Comparison of cerebral volume in children aged 18-22 and 36-47 months born preterm and term.

Lowe JR, Maclean PC, Caprihan A, Ohls RK, Qualls C, Vanmeter J, Phillips JP.

J Child Neurol. 2012 Feb;27(2):172-7. doi: 10.1177/0883073811415409. Epub 2011 Sep 13.


Prematurity affects cortical maturation in early childhood.

Phillips JP, Montague EQ, Aragon M, Lowe JR, Schrader RM, Ohls RK, Caprihan A.

Pediatr Neurol. 2011 Oct;45(4):213-9. doi: 10.1016/j.pediatrneurol.2011.06.001.


Anterior cingulate and frontal lobe white matter spectroscopy in early childhood of former very LBW premature infants.

Phillips JP, Ruhl D, Montague E, Gasparovic C, Caprihan A, Ohls RK, Schrader R, Lowe JR.

Pediatr Res. 2011 Mar;69(3):224-9. doi: 10.1203/PDR.0b013e3182091d52.


TGF-β2 suppresses macrophage cytokine production and mucosal inflammatory responses in the developing intestine.

Maheshwari A, Kelly DR, Nicola T, Ambalavanan N, Jain SK, Murphy-Ullrich J, Athar M, Shimamura M, Bhandari V, Aprahamian C, Dimmitt RA, Serra R, Ohls RK.

Gastroenterology. 2011 Jan;140(1):242-53. doi: 10.1053/j.gastro.2010.09.043. Epub 2010 Sep 24.


Erythropoietin increases reticulocyte counts and maintains hematocrit in neonates requiring surgery.

Bierer R, Roohi M, Peceny C, Ohls RK.

J Pediatr Surg. 2009 Aug;44(8):1540-5. doi: 10.1016/j.jpedsurg.2008.10.112.


Epithelial cells in fetal intestine produce chemerin to recruit macrophages.

Maheshwari A, Kurundkar AR, Shaik SS, Kelly DR, Hartman Y, Zhang W, Dimmitt R, Saeed S, Randolph DA, Aprahamian C, Datta G, Ohls RK.

Am J Physiol Gastrointest Liver Physiol. 2009 Jul;297(1):G1-G10. doi: 10.1152/ajpgi.90730.2008. Epub 2009 May 14.


Developmental changes in circulating IL-8/CXCL8 isoforms in neonates.

Maheshwari A, Voitenok NN, Akalovich S, Shaik SS, Randolph DA, Sims B, Patel RP, Killingsworth CR, Fallon MB, Ohls RK.

Cytokine. 2009 Apr;46(1):12-6. doi: 10.1016/j.cyto.2008.12.022. Epub 2009 Feb 15.


Current controversies in the management of the anemia of prematurity.

Bishara N, Ohls RK.

Semin Perinatol. 2009 Feb;33(1):29-34. doi: 10.1053/j.semperi.2008.10.006. Review.


Elevated erythropoietin mRNA and protein concentrations in the developing human eye.

Patel S, Rowe MJ, Winters SA, Ohls RK.

Pediatr Res. 2008 Apr;63(4):394-7. doi: 10.1203/PDR.0b013e318165b8d1.


Urinary excretion of darbepoetin after intravenous vs subcutaneous administration to preterm neonates.

Warwood TL, Ohls RK, Lambert DK, Leve EA, Veng-Pedersen P, Christensen RD.

J Perinatol. 2006 Oct;26(10):636-9. Epub 2006 Aug 24.


Erythropoietin concentrations and neurodevelopmental outcome in preterm infants.

Bierer R, Peceny MC, Hartenberger CH, Ohls RK.

Pediatrics. 2006 Sep;118(3):e635-40. Epub 2006 Aug 14.


Intravenous administration of darbepoetin to NICU patients.

Warwood TL, Ohls RK, Lambert DK, Jones C, Scoffield SH, Gupta N, Veng-Pedersen P, Christensen RD.

J Perinatol. 2006 May;26(5):296-300.


Single-dose darbepoetin administration to anemic preterm neonates.

Warwood TL, Ohls RK, Wiedmeier SE, Lambert DK, Jones C, Scoffield SH, Neeraj G, Veng-Pedersen P, Christensen RD.

J Perinatol. 2005 Nov;25(11):725-30.


Neurodevelopmental outcome and growth at 18 to 22 months' corrected age in extremely low birth weight infants treated with early erythropoietin and iron.

Ohls RK, Ehrenkranz RA, Das A, Dusick AM, Yolton K, Romano E, Delaney-Black V, Papile LA, Simon NP, Steichen JJ, Lee KG; National Institute of Child Health and Human Development Neonatal Research Network.

Pediatrics. 2004 Nov;114(5):1287-91.


Long-acting erythropoietin: clinical studies and potential uses in neonates.

Ohls RK, Dai A.

Clin Perinatol. 2004 Mar;31(1):77-89.


Erythropoietin treatment in extremely low birth weight infants: blood in versus blood out.

Ohls RK.

J Pediatr. 2002 Jul;141(1):3-6. No abstract available.


Effects of granulocyte colony-stimulating factor on neutrophil adhesive molecules in neonates.

Ohls RK, Bellis YM, Dupree JC, Sklar LC.

J Pediatr Hematol Oncol. 2001 Nov;23(8):506-10.


Effects of early erythropoietin therapy on the transfusion requirements of preterm infants below 1250 grams birth weight: a multicenter, randomized, controlled trial.

Ohls RK, Ehrenkranz RA, Wright LL, Lemons JA, Korones SB, Stoll BJ, Stark AR, Shankaran S, Donovan EF, Close NC, Das A.

Pediatrics. 2001 Oct;108(4):934-42.


Consistent approaches to procedures and practices in neonatal hematology.

Calhoun DA, Christensen RD, Edstrom CS, Juul SE, Ohls RK, Schibler KR, Sola MC, Sullivan SE.

Clin Perinatol. 2000 Sep;27(3):733-53. No abstract available.


The use of erythropoietin in neonates.

Ohls RK.

Clin Perinatol. 2000 Sep;27(3):681-96. Review.


Endothelin concentrations in preterm infants treated with human recombinant erythropoietin.

Cogar AA, Hartenberger CH, Ohls RK.

Biol Neonate. 2000 Feb;77(2):105-8.


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