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The aim of this study was to identify regional structural differences in the brains of native speakers of a tonal language (Chinese) compared to nontonal (European) language speakers. Our expectation was that there would be differences in regions implicated in pitch perception and production. We therefore compared structural brain images in three groups of(More)
We conducted a randomized, double-blind, placebo-controlled multicenter trial of azithromycin (1,200 mg once weekly) for the prevention of Mycobacterium avium complex (MAC) infection in patients with AIDS and a CD4 cell count of < 100/mm3. In an intent-to-treat analysis through the end of therapy plus 30 days, nine (10.6%) of 85 azithromycin recipients and(More)
We believe this is the first study to investigate associations between blood metabolites and neocortical amyloid burden (NAB) in the search for a blood-based biomarker for Alzheimer's disease (AD). Further, we present the first multi-modal analysis of blood markers in this field. We used blood plasma samples from 91 subjects enrolled in the University of(More)
BACKGROUND To evaluate the prevalence of chronic kidney disease (CKD) in Chinese HIV-infected population. METHODS This was a cross-sectional point prevalence study. All Chinese HIV-infected patients who were followed up in a tertiary referral center in Hong Kong were recruited. Spot urine was saved for each patient to calculate urine protein-to-creatinine(More)
Background: Toll-like receptors (TLRs) are transmembrane receptors that activate cells of the innate immune systems upon recognition of pathogen-associated molecular patterns. The TLR4 is an essential component of the innate immune response to various microorganisms. We investigated the impact of TLR4 polymorphism on development of opportunistic diseases in(More)
OBJECTIVES To investigate the prevalence and characteristics of patients with renal stone in Hong Kong, and awareness of corresponding prevention strategies. DESIGN Telephone public survey. SETTING Hong Kong community. PARTICIPANTS. A public telephone survey concerning the occurrence of renal stone disease and the public awareness of the condition was(More)
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