Preserved brain metabolic activity at the age of 96 years.
نویسندگان
چکیده
Loss of brain tissue becomes notable to cerebral magnetic resonance imaging (MRI) at age 30 years, and progresses more rapidly from mid 60s. The incidence of dementia increases exponentially with age, and is all too frequent in the oldest old (≥ 90 years of age), the fastest growing age group in many countries. However, brain pathology and cognitive decline are not inevitable, even at extremely old age (den Dunnen et al., 2008).
منابع مشابه
Central and Metabolic Effects of High Fructose Consumption: Evidence from Animal and Human Studies
Fructose consumption has increased dramatically in the last 40 years, and its role in the pathogenesis of the metabolic syndrome has been implicated by many studies. It is most often encountered in the diet as sucrose (glucose and fructose) or high-fructose corn syrup (55% fructose). At high levels, dietary exposure to fructose triggers a series of metabolic changes originating in the liver, le...
متن کاملChanges in metabolic enzymes levels exposed to zinc and cadmium in the snow trout (Schizothorax zarudnyi)
Nowadays, the entrance of pollutants including heavy metals in environment threatens the life of aquatic animals. In this study, the effect of zinc chloride (6 mg/l) and cadmium chloride (5 mg/l) exposure were studied on the activity of some metabolic enzymes in the liver, gills, brain and muscle in Snow trout (Schizothorax zarudnyi). The results showed that zinc caused a significant increase i...
متن کاملتعیین شیوع سندرم متابولیک بین کودکان9-3 ساله در مطالعه قند و لیپید تهران
Background: The metabolic syndrome is a constellation of risk factors that increase the incidence of cardiovascular disease and type 2 diabetes mellitus in adults. Some studies in recent years have found evidence of initiation of this disease in childhood and of the association of childhood obesity with adult cardiovascular disease and diabetes. The present study was carried out to determine th...
متن کاملAge at Menarche and its Related Factors among School Girls, in Zanjan, Iran
BackgroundThere are differences in the age at menarche in different countries and it seems that in recent decades gradually the age of puberty is declining. The aim of the present study was to determine the age at menarche and its related factors in school girls in Zanjan city, Iran.Materials and MethodsThis cross-sectional study was conducted on 1,500 healthy school girls between 6-17 years ol...
متن کاملIntermittent Photoperiod Schedule does not Influence Brain and Serum Melatonin and Selected Serum Antioxidant Enzymes Activity in Broiler Chickens
This study evaluated the effect of the intermittent light program on serum and brain melatonin concentrations, antioxidant enzyme activities, and homocysteine concentration in broiler chickens. A total of 60 one-day-old broiler chickens (Cobb 500) were distributed in three light-proof controlled rooms (20 chicks per room). All birds were reared in continuous light until 3 days of age. Then, chi...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید
ثبت ناماگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید
ورودعنوان ژورنال:
- International psychogeriatrics
دوره 28 9 شماره
صفحات -
تاریخ انتشار 2016