by Extivita | Aug 14, 2015 | Longevity Challenge
Abstract Autophagy is a vesicle and lysosome-mediated degradative pathway that is essential for protein homeostasis and cell health. In particular, compared to nonneuronal cells, neurons are dependent on high basal autophagy for survival. There is emerging agreement...
by Extivita | May 14, 2015 | Longevity Challenge
Abstract With the increasing obesity epidemic comes the search for effective dietary approaches for calorie restriction and weight loss. Here I examine whether fasting is the latest ‘fad diet’ as portrayed in popular media and discuss whether it is a safe...
by Extivita | Jan 14, 2012 | Longevity Challenge
Abstract (Macro)autophagy is a cellular membrane trafficking process that serves to deliver cytoplasmic constituents to lysosomes for degradation. At basal levels, it is critical for maintaining cytoplasmic as well as genomic integrity and is therefore key to...
by Extivita | Sep 21, 2007 | Longevity Challenge
Abstract Background: It is well known that nutritional habits, sleeping patterns and meal frequency have profound effects on maintaining human health. Ramadan is a religious month for Islam, during which Muslims do not eat and drink during the daylight hours. The...
by Extivita | Mar 16, 2005 | Longevity Challenge
Abstract Intermittent fasting (IF; reduced meal frequency) and caloric restriction (CR) extend lifespan and increase resistance to age-related diseases in rodents and monkeys and improve the health of overweight humans. Both IF and CR enhance cardiovascular and brain...
by Extivita | Nov 14, 1999 | Longevity Challenge
Abstract Food intake may be one of several factors which influence the risk of development of insulin dependent diabetes mellitus, but the influence of the pattern of food supply has not been studied previously. The aim of the present study was to investigate the...