2017
Genetic Effects on the Correlation Structure of CVD Risk Factors Exome-Wide Data From a Ghanaian Population
Kodaman N, Sobota RS, Asselbergs FW, Oetjens MT, Moore JH, Brown NJ, Aldrich MC, Williams SM. Genetic Effects on the Correlation Structure of CVD Risk Factors Exome-Wide Data From a Ghanaian Population. Global Heart 2017, 12: 133-140. PMID: 28408189, PMCID: PMC5642993, DOI: 10.1016/j.gheart.2017.01.013.Peer-Reviewed Original ResearchConceptsPlasminogen activator inhibitor-1CVD risk factorsRisk factorsCardiovascular disease risk factorsDisease risk factorsHigh blood pressureActivator inhibitor-1Dissolution of thrombusArterial pressureBlood pressureMyocardial infarctionPlasma concentrationsStudy participantsGhanaian populationInhibitor-1Significant heterogeneityHeterogeneity of correlationAfrican AmericansGenetic variantsGenetic association studiesDirect role
2014
Genetic variation in CYP4A11 and blood pressure response to mineralocorticoid receptor antagonism or ENaC inhibition: an exploratory pilot study in African Americans
Laffer CL, Elijovich F, Eckert GJ, Tu W, Pratt JH, Brown NJ. Genetic variation in CYP4A11 and blood pressure response to mineralocorticoid receptor antagonism or ENaC inhibition: an exploratory pilot study in African Americans. International Journal Of Cardiology Cardiovascular Risk And Prevention 2014, 8: 475-480. PMID: 25064769, PMCID: PMC4115247, DOI: 10.1016/j.jash.2014.04.011.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedBlack or African AmericanBlood PressureCytochrome P-450 CYP4ACytochrome P-450 Enzyme SystemDNADouble-Blind MethodFemaleGenetic VariationGenotypeHumansHypertensionMaleMiddle AgedMineralocorticoid Receptor AntagonistsPilot ProjectsRadioimmunoassayUnited StatesYoung AdultConceptsBlood pressure responseBlood pressureReceptor antagonismPressure responseMineralocorticoid receptor antagonismSalt-sensitive hypertensionAfrican AmericansExploratory pilot studyGC individualsAldosterone responseResistant hypertensionAntihypertensive effectTreatment responsePrecluded analysisCC genotypeCC homozygotesSpironolactoneC alleleHypertensionPilot studyENaC activationCYP4A11AmilorideActivation of ENaC.ENaC inhibition
2005
Single nucleotide polymorphisms in the CYP2J2 and CYP2C8 genes and the risk of hypertension
King LM, Gainer JV, David GL, Dai D, Goldstein JA, Brown NJ, Zeldin DC. Single nucleotide polymorphisms in the CYP2J2 and CYP2C8 genes and the risk of hypertension. Pharmacogenetics And Genomics 2005, 15: 7-13. PMID: 15864120, DOI: 10.1097/01213011-200501000-00002.Peer-Reviewed Original ResearchMeSH KeywordsAdultAllelesArginineAryl Hydrocarbon HydroxylasesCytochrome P-450 CYP2C8Cytochrome P-450 CYP2J2Cytochrome P-450 Enzyme SystemElectrolytesFemaleGenotypeHumansHypertensionLinkage DisequilibriumLysineMaleMiddle AgedOdds RatioOxygenasesPharmacogeneticsPolymorphism, GeneticPolymorphism, Single NucleotideRiskSex FactorsConceptsFamily historyVariant allele frequencyCaucasian maleGenotype distributionVariant allelesArachidonic acidRisk of hypertensionBody mass indexAdditional subgroup analysesAfrican AmericansCis-epoxyeicosatrienoic acidsBiethnic populationNormotensive CaucasiansHypertensive subjectsAllele frequenciesMass indexVascular toneHypertension riskHypertension statusSubgroup analysisOdds ratioHypertensionProtective effectCYP2C8 geneCYP2J2
1999
α1A-Adrenergic receptor polymorphism
Xie H, Kim R, Stein C, Gainer J, Brown N, Wood A. α1A-Adrenergic receptor polymorphism. Pharmacogenetics And Genomics 1999, 9: 651-656. DOI: 10.1097/01213011-199910000-00012.Peer-Reviewed Original ResearchΑ1A-ARAfrican AmericansPrevalence of hypertensionPathogenesis of hypertensionVascular smooth muscleΑ1-adrenergic receptorsΑ1-adrenergic responsesCaucasian individualsEthnic differencesΑ1-AR subtypesVasoconstrictor sensitivityVascular reactivityBlood pressureEssential hypertensionHypertensive individualsVascular responsesVascular toneΑ1-ARReceptor polymorphismsSmooth muscleHypertensionSignificant intergenotypic differencesPotential roleRestriction fragment length polymorphismAllelic distributionα1A-Adrenergic receptor polymorphism
Xie H, Kim R, Stein C, Gainer J, Brown N, Wood A. α1A-Adrenergic receptor polymorphism. Pharmacogenetics And Genomics 1999, 9: 651-656. PMID: 10591546, DOI: 10.1097/00008571-199910000-00012.Peer-Reviewed Original ResearchConceptsAlpha1A-ARAfrican AmericansPrevalence of hypertensionPathogenesis of hypertensionAlpha1-adrenergic receptorsAlpha1-AR subtypesVascular smooth muscleCaucasian individualsEthnic differencesVasoconstrictor sensitivityVascular reactivityAlpha1-ARBlood pressureEssential hypertensionHypertensive individualsVascular responsesVascular toneReceptor polymorphismsSmooth muscleHypertensionSignificant intergenotypic differencesPotential roleRestriction fragment length polymorphismAllelic distributionFragment length polymorphism
1997
Angiotensin II type I Receptor polymorphism in African Americans lower frequency of the C1166 variant
Gainer J, Hunley T, Kon V, Nadeau J, Muldowney J, Brown N. Angiotensin II type I Receptor polymorphism in African Americans lower frequency of the C1166 variant. IUBMB Life 1997, 43: 227-231. PMID: 9315301, DOI: 10.1080/15216549700204001.Peer-Reviewed Original ResearchConceptsC1166 variantAngiotensin II type I receptorAfrican AmericansNormotensive African AmericansType I receptorReceptor polymorphismsAfrican American populationCaucasian subjectsI receptorSubstitution polymorphismCaucasiansAmerican populationHypertensionLow frequencyPolymorphismAmericansVariantsReceptors
1996
Increased sensitivity to bradykinin among African Americans
Gainer J, Nadeau J, Ryder D, Brown N. Increased sensitivity to bradykinin among African Americans. Journal Of Allergy And Clinical Immunology 1996, 98: 283-287. PMID: 8757204, DOI: 10.1016/s0091-6749(96)70151-3.Peer-Reviewed Original ResearchConceptsKallikrein-kinin systemWheal responseAfrican AmericansLife-threatening side effectsTissue kallikrein-kinin systemACE inhibitor-associated angioedemaACE inhibitor doseMechanisms of angioedemaDouble-blind fashionDoses of bradykininAfrican American raceNormotensive African AmericansUrinary kallikrein levelsACE inhibitor-induced increaseInhibitor-induced increaseBradykinin doseConcurrent medicationsEssential hypertensionKallikrein levelsBradykinin levelsExogenous bradykininIntradermal injectionAmerican raceSide effectsInhibitor dose