Carole Johnston

Author PubWeight™ 21.50‹?›

Top papers

Rank Title Journal Year PubWeight™‹?›
1 Facts and recommendations about total homocysteine determinations: an expert opinion. Clin Chem 2004 4.31
2 Screening for vitamin B-12 and folate deficiency in older persons. Am J Clin Nutr 2003 2.47
3 Homocysteine-lowering by B vitamins slows the rate of accelerated brain atrophy in mild cognitive impairment: a randomized controlled trial. PLoS One 2010 1.92
4 Circulating folate, vitamin B12, homocysteine, vitamin B12 transport proteins, and risk of prostate cancer: a case-control study, systematic review, and meta-analysis. Cancer Epidemiol Biomarkers Prev 2010 1.40
5 Homocysteine, folate, and vitamins B6 and B12 blood levels in relation to cognitive performance: the Maine-Syracuse study. Psychosom Med 2006 1.12
6 Polymorphisms in the catechol-O-methyltransferase (COMT) gene influence plasma total homocysteine levels. Am J Med Genet B Neuropsychiatr Genet 2008 1.02
7 Holotranscobalamin and total transcobalamin in human plasma: determination, determinants, and reference values in healthy adults. Clin Chem 2005 0.97
8 Plasma folate concentration and cognitive performance: Rotterdam Scan Study. Am J Clin Nutr 2007 0.95
9 Maternal folate and cobalamin status predicts vitamin status in newborns and 6-month-old infants. J Nutr 2010 0.93
10 Homocysteine and cognitive performance: modification by the ApoE genotype. Neurosci Lett 2007 0.90
11 Folate and cobalamin status in relation to breastfeeding and weaning in healthy infants. Am J Clin Nutr 2008 0.88
12 Genetic variation in homocysteine metabolism, cognition, and white matter lesions. Neurobiol Aging 2008 0.88
13 Increases in plasma holotranscobalamin can be used to assess vitamin B-12 absorption in individuals with low plasma vitamin B-12. J Nutr 2009 0.85
14 Associations of folate, vitamin B12, homocysteine, and folate-pathway polymorphisms with prostate-specific antigen velocity in men with localized prostate cancer. Cancer Epidemiol Biomarkers Prev 2010 0.84
15 The causal roles of vitamin B(12) and transcobalamin in prostate cancer: can Mendelian randomization analysis provide definitive answers? Int J Mol Epidemiol Genet 2011 0.82
16 Medial temporal lobe atrophy, apolipoprotein genotype, and plasma homocysteine in Sri Lankan patients with Alzheimer's disease. Exp Aging Res 2005 0.77
17 Folate and cobalamin status in relation to diet in healthy 2-y-old children. Am J Clin Nutr 2011 0.77
18 Genome-wide association reveals that common genetic variation in the kallikrein-kinin system is associated with serum L-arginine levels. Thromb Haemost 2016 0.75