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dc.creatorCasanueva E,Víctor
dc.creatorCid C,Ximena
dc.creatorCancino M,Matilde
dc.creatorBorzone T,Laura
dc.creatorCid S,Luis
dc.date2003-09-01
dc.date.accessioned2020-02-17T15:33:39Z
dc.date.available2020-02-17T15:33:39Z
dc.identifierhttps://scielo.conicyt.cl/scielo.php?script=sci_arttext&pid=S0034-98872003000900005
dc.identifier.urihttps://revistaschilenas.uchile.cl/handle/2250/130878
dc.descriptionHyperhomocysteinemia is an independent cardiovascular risk factor that depends on folate and vitamin B12 nutrition. Aim: To measure homocysteine, folic acid and vitamin B12 serum levels in healthy children with and without a family history of cardiovascular disease. Subjects and methods: Forty children aged 6 to 15 years with a family history of cardiovascular disease, and 40 age and sex matched children without such history were studied. Serum homocysteine, folic acid and vitamin B12 were measured in a fasting blood sample. Homocysteine was measured by a fluorescence polarization immunoassay (FPIA), vitamin B12 by enzymatic microparticle assay, covered with intrinsic factor and folic acid by ionic capture, using commercial kits. Results: Children with family history of cardiovascular disease had higher homocysteine levels than their counterparts without family history (7.9±3 and 5.8±2 µmol/l respectively, p <0.03), but similar folic acid (5.2±1.8 and 5.5±1.4 pg/ml respectively) and vitamin B12 levels (431±213 and 445±209 ng/ml respectively). There was a negative and significant correlation between homocysteine and folic acid and vitamin B12 levels. Conclusions: Children with a family history of cardiovascular disease have higher levels of serum homocysteine than those without such history, despite having similar levels of folic acid and vitamin B12
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dc.publisherSociedad Médica de Santiago
dc.relation10.4067/S0034-98872003000900005
dc.rightsinfo:eu-repo/semantics/openAccess
dc.sourceRevista médica de Chile v.131 n.9 2003
dc.subjectCardiovascular diseases
dc.subjectFolic acid
dc.subjectHomocysteine
dc.subjectRisk factors
dc.subjectVitamin B12
dc.titleHomocisteína en niños y adolescentes. Relación con historia familiar de enfermedad cardiovascular


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