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Associations of age and sex with characteristics of extracellular vesicles and protein-enriched fractions of blood plasma

8 months 3 weeks ago
Extracellular vesicles (EVs) are nanosized particles that are released by various cell types and play vital roles in intercellular communication. They carry biological molecules reflecting the physiological and pathological states of their source cells and tissues, showing potential as biomarkers. However, the impact of demographic factors like age and sex on the properties of blood plasma EVs remains underexplored. This study aims to fill this gap by evaluating how these factors influence the...
Yiyao Huang

Associations between vision impairment and eye diseases with dementia, dementia subtypes and cognitive impairment: An umbrella review

8 months 4 weeks ago
Vision impairment (VI) and eye diseases such as age-related macular degeneration (AMD), diabetic retinopathy (DR), glaucoma and cataract have been reported to be associated with cognitive impairment and dementia, however, to date, very little attempt has been made to collate and synthesizes such literature. Therefore, the aim of this umbrella review is to systematically assesses the credibility and certainty of evidence of associations between vision impairment (VI) and eye diseases with...
Masoud Rahmati

Selective vulnerability of parvocellular oxytocin neurons in social dysfunction

8 months 4 weeks ago
Selective vulnerability offers a conceptual framework for understanding neurodegenerative disorders such as Parkinson's disease, where specific neuronal types are selectively affected and adjacent ones are spared. However, the applicability of this framework to neurodevelopmental disorders, particularly those characterized by atypical social behaviors, such as autism spectrum disorder, remains uncertain. Here we show that an embryonic disturbance, known to induce social dysfunction in male mice,...
Masafumi Tsurutani