Hemoglobin, Lead Exposure, and Intelligence Quotient: Effect Modification by the DRD2 Taq IA Polymorphism
Roy A, Hu H, Bellinger D, Mukherjee B, Modali R, Nasaruddin K, Schwartz J, Wright R, Ettinger A, Palaniapan K, Balakrishnan K. Hemoglobin, Lead Exposure, and Intelligence Quotient: Effect Modification by the DRD2 Taq IA Polymorphism. Environmental Health Perspectives 2010, 119: 144-149. PMID: 21205584, PMCID: PMC3018494, DOI: 10.1289/ehp.0901878.Peer-Reviewed Original ResearchConceptsDRD2 Taq IA polymorphismIntelligence quotientIQ pointsAssociated with higher IQDopamine D2 receptorsScale of IntelligenceProtective effect of hemoglobinLog blood leadD2 receptorsDRD2 polymorphismsHigher IQDRD2IA categoriesLead exposureCognitionGeneralized estimating equationsSignificant public health issueChildrenIntelligenceEffects of leadAnimal studiesChildren 3DopamineMassARRAY iPLEX platformHigher hemoglobin levels