Some have reported that serum MMA and homocysteine levels increase with age and the prevalence of elevated MMA and homocysteine levels is higher than the prevalence of low vitamin B 12 or clinically evident vitamin B 12 deficiency in the elderly.19 20 21 22 In this regard, using the assay for metabolites alone may result in overdiagnosis and overtreatment
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It is supported by a dominance of vegetal and water ecosystems over the built environment
Expanding HIV clinical monitoring: the role of CD4, CD8, and CD4/CD8 ratio in predicting non-AIDS events
Studies have shown that alpha-synuclein can be packaged into exosomes, which are then taken up by neighboring cells, leading to the internalization and seeding of alpha-synuclein aggregation in recipient cells (Fig