For a full list of Dr. O'Brien's publications, visit PubMed.

Also, check out our latest IAEA publication! It is now available online. Assessment of Iron Bioavailabilty in Humans Using Stable Iron Isotope Techniques.

  • Güngör D, Nadaud P, LaPergola CC, Dreibelbis C, Wong YP, Terry N, Abrams SA, Beker L, Jacobovits T, Järvinen KM, Laurie A. Nommsen-Rivers L, O’Brien KO, Oken E, Pérez-Escamilla R, Ziegler RE, Spahn JM (USDA Pregnancy/Birth-24 months Technical Expert Committee 1). Infant milk-feeding practices and food allergies, allergic rhinitis, atopic dermatitis, and asthma throughout the lifespan: A systematic review. Am J Clin Nutr (Special Supplement), 2018, In Press.
  • Güngör D, Nadaud P, Dreibelbis C, LaPergola CC, Wong YP, Terry N, Abrams SA, Beker L, Jacobovits T, Järvinen KM, Laurie A. Nommsen-Rivers L, O’Brien KO, Oken E, Pérez-Escamilla R, Ziegler RE, Spahn JM (USDA Pregnancy/Birth-24 months Technical Expert Committee 1). Infant milk-feeding practices and childhood leukemia: A systematic review. Am J Clin Nutr (Special Supplement), 2018, In Press.
  • Güngör D, Nadaud P, LaPergola CC, Dreibelbis C, Wong YP, Terry N, Abrams SA, Beker L, Jacobovits T, Järvinen KM, Laurie A. Nommsen-Rivers L, O’Brien KO, Oken E, Pérez-Escamilla R, Ziegler RE, Spahn JM (USDA Pregnancy/Birth-24 months Technical Expert Committee 1). Infant milk-feeding practices and celiac disease and irritable bowel disease and outcomes in offspring: A systematic review. Am J Clin Nutr (Special Supplement), 2018, In Press.
  • Güngör D, Nadaud P, LaPergola CC, Dreibelbis C, Wong YP, Terry N, Abrams SA, Beker L, Jacobovits T, Järvinen KM, Laurie A. Nommsen-Rivers L, O’Brien KO, Oken E, Pérez-Escamilla R, Ziegler RE, Spahn JM (USDA Pregnancy/Birth-24 months Technical Expert Committee 1). Infant milk-feeding practices and diabetes outcomes in offspring: A systematic review. Am J Clin Nutr (Special Supplement), 2018, In Press.
  • Güngör D, Nadaud P, LaPergola CC, Dreibelbis C, Wong YP, Terry N, Abrams SA, Beker L, Jacobovits T, Järvinen KM, Laurie A. Nommsen-Rivers L, O’Brien KO, Oken E, Pérez-Escamilla R, Ziegler RE, Spahn JM (USDA Pregnancy/Birth-24 months Technical Expert Committee 1). Infant milk-feeding practices and cardiovascular disease outcomes in offspring: A systematic review. Am J Clin Nutr (Special Supplement), 2018, In Press. 
  • Delaney KM, Guillet R, Fleming RE, Yu R, Pressman EK, Vermeylen F, Nemeth E, O’Brien KO. Umbilical Cord Serum Ferritin Concentrations: Relation to Markers of Iron status and Erythropoiesis. In Press; J Nutr; 2018.
  • Best CM, Pressman EK, Queenan RA, Cooper E, O’Brien KO. Longitudinal changes in serum vitamin D binding protein and free 25-hydroxyvitamin D concentrations in a multiracial cohort of pregnant adolescents. J Steroid Chem and Molec Biol; 2018; ep 29. pii: S0960-0760(18)30364-9. doi: 10.1016/j.jsbmb.2018.09.019. [Epub ahead of print]
  • Steinl G, Whisner CM, Pressman EK, Cooper E, Groth SW, O’Brien KO. Patterns and correlates of self-reported physical activity in a cohort of racially diverse pregnant adolescents. J Pediatr Adoles Gynecology 2018; Sep 14. pii: S1083-3188(18)30307-3. doi: 10.1016/j.jpag.2018.09.003. [Epub ahead of print]
  • O’Brien KO, Abrams SA. Using stable isotope tracers to study bone metabolism in children. J Physiology Invited Review. J Physiol. 2018 Jun 5. doi: 10.1113/JP275452. [Epub ahead of print]
  • Ru Y, Pressman EK, Cooper B, Guillet R, Katzman PJ, O’Brien KO. Umbilical cord hepcidin concentrations are associated with the variance in iron status among multiple birth neonates. J Nutr 2018; 148:1-7.
  • Best CM, Pressman EK, Queenan RA, Cooper E, Vermeylen F, O’Brien KO. Gestational age and maternal serum 25-hydroxyvitamin D concentration interact to affect 24,25-dihydroxyvitamin D concentration in pregnant adolescents. J Nutr 2018; Jun 1;148(6):868-875.
  • Ru Y, Pressman EK, Cooper B, Guillet R, Katzman PJ, O’Brien KO. Predictors of Anemia and iron status at birth in neonates born to women carrying multiple fetuses. Pediatric Research 2018; Aug 84(2):199-204.
  • Reddy MB, Armah SM, O’Brien KO, Chen D. Iron Absorption from iron-enriched aspergillus oryzae is similar to ferrous sulfate in healthy female subjects. Current Developments in Nutrition 2018; Jan 29; 2(3):nyz004. Doi: 10.1093/cdn/nyz004. eCollection 2018 Mar.
  • Steinl G, Durlacher J, Katzman PJ, Ru Y, Guillet R, Pressman E, Cooper E, O’Brien KO. Umbilical Cord Coiling in High-Risk Pregnancies: Associations with Determinants of Adverse Birth Outcomes and Iron Status. Pediatric and Developmental Pathology 2018; Nov-Dec; 21(6):537-47.
  • Weber D, O’Brien KO, Schwartz GJ. Evidence of disordered calcium metabolism in adolescent girls with type 1 diabetes: an observational study using a dual-stable calcium isotope technique. Bone 2017; 105:184-90. 10.1016/j.bone.2017.09.001
  • O’Brien KO, Ru Y. Iron Status of North American Pregnant Women: Other Evidence from the United States and Canada. Am J Clin Nutr 2017; Oct 25 doi:10.3945/ajcn.117.155747
  • de Angelis P, Miller RK, Darrah TH, Katzman PJ, Kent T, O’Brien KO. Elemental content of the placenta: A comparison between two high-risk obstetrical populations, adult women carrying multiples and adolescents carrying singletons. Environmental Research 2017; Jul 14;158:553-565. doi: 10.1016/j.envres.2017.07.008
  • Akoh CC, Pressman EK, Whisner C, Thomas C, Cao C, Kent T, Cooper E, O’Brien KO. Vitamin D Mediates the Relationship between Placental Cathelicidin and group B streptococcus Colonization during Pregnancy. J Reprod Immunol. 2017 Jun;121:42-48. doi: 10.1016/j.jri.2017.06.001.
  • Akoh CC, Pressman E, Cooper E, Queenan R, Pillittere J, O’Brien KO. Vitamin D is Associated with Infections and Proinflammatory Cytokines During Pregnancy. Reprod Sci. 2017 Jan 1:1933719117715124. doi: 10.1177/1933719117715124
  • Akoh C, Pressman EK, Cooper E, Queenan RA, Pillittere J, O’Brien KO. Prevalence and Risk Factors for Infections in a Pregnant Adolescent Population. J Pediatr Adoles Gynecology; 2017 Feb;30(1):71-5.