To investigate how aging alters B-group vitamin metabolism, rats were fed with niacin-free 20% casein diet from 3 to 80 wk old, and the urinary excretions of the B group vitamins were periodically measured. The blood and liver B-group vitamin levels in 80-wk-old rats were also compared with those in 8-wk-old rats. The urinary excretion of thiamin, riboflavin, vitamin B6 metabolite 4-pyridoxic a...

Soil quality evaluation provides necessary and fundamental data information for understanding the current situation of soils promoting sustainable use land resources. In this study, soil was assessed by developing a structural equation model (SEM) in five aged Chinese fir plantations, located same type, with similar site conditions, Subtropical China. A total 150 samples were taken from stands ...

background and aim: aging is associated with reduced cognitive abilities including attention and memory. there is some evidence that shows randomized dichotic digits test (rddt) has enough difficulty to show the ear asymmetry in dichotic listening. this study aimed to compare the effect of free and focused attention on dichotic listening ability of young and elderly listeners. methods: the cros...

AIM This article provides an overview of how gender and historical contexts influence the well-being of old lesbians. It aims to inform the practice of aged care providers in addressing the needs of these women. METHODS The lived experience of old lesbians is examined using feminist methodology with a focus on hegemonic femininity, social structures and cultural life. RESULTS Old lesbians b...

Introduction. The population of Poland’s oldest old has increased substantially in recent decades. We evaluate mortality rates for all major cancers and their trend changes between 1999–2018. Material methods. Cancer death data (1999–2018) were extracted from the World Health Organization (WHO) database. Age-standardized rates, annual percent (APC) determined. Results. Overall, 1 out every 8 ar...

BACKGROUND The world's population is aging faster and the incidence of acute kidney injury (AKI) needing continuous renal replacement therapy (CRRT) is increasing in elderly population. The outcome of AKI needing CRRT in elderly patients is known to be poor. However, the definitions of elderly used in the previous literatures were diverse and, there were few data that compared the long-term mor...