Abstract Background Emerging data from younger and middle-aged persons suggest that cognitive ability is negatively associated with risk aversion, but this association has not been studied among older persons who are at return high risk of experiencing loss of cognitive function.Methods Using data from 369 community-dwelling older persons without d
It has been widely observed that cognitive training can enhance the working memory capacity (WMC) of participants, yet the underlying mechanisms remain unexplained.Previous research has confirmed that abacus-based mental calculation (AMC) training can enhance the WMC of subjects and suggested its possible association with changes in functional conn
Malnutrition is estimated to contribute to more than one third Signs of all child deaths, although it is rarely listed as the direct cause.Contributing to more than half of deaths in children worldwide; child malnutrition was associated with 54% of deaths in children in developing countries in 2001.Poverty remains the major contributor to this ill.
The composition of grain odorants can be influenced by various factors, such as the type of grain, storage conditions, storage duration and pollution of harmful organisms.The type and content of odor substances can timely reflect whether grains are spoiled or damaged by harmful organisms.In this paper, we summarize the techniques used for the extra
Tetrodotoxin (TTX) is a highly potent neurotoxin Round Placemats that blocks the action potential by selectively binding to voltage-gated sodium channels (Na v).The skeletal muscle Na v (Na v1.4) channels in most pufferfish species and certain North American garter snakes are resistant to TTX, whereas in most mammals they are TTX-sensitive.It still