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To examine the relationship of serum 25-hydroxy vitamin D3 with cognitive functioning in higher age, using an instrument covering multiple cognitive domains in a population-based study.Follow-up study with measurement of vitamin D levels at baseline and assessment of cognitive functioning at year 5 follow-up.A subgroup of 1639 participants of the ongoing epidemiological ESTHER study of the elderly...
Recent animal studies have suggested a key role for cellular prion protein (PrPc) in the pathological consequences of amyloid plaque formation, the hallmark of Alzheimer's disease. This epidemiological study investigated whether serum concentrations of PrPc are associated with cognitive functioning in humans.Cross-sectional study of 1,322 participants from the elderly general population in Germany,...
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