The present study is focused on investigation of the health protective effect of yellow rice wine(YRW)in mice and the potential underlying mechanism.Symptoms of aging were induced in mice by using Dgalactose(D-gal),an...The present study is focused on investigation of the health protective effect of yellow rice wine(YRW)in mice and the potential underlying mechanism.Symptoms of aging were induced in mice by using Dgalactose(D-gal),and different doses of YRW(4,8,and 12 mL/kg BW)were orally administrated to D-galtreated mice for a period of six weeks.The in vivo data obtained in the present study preliminary indicated that YRW markedly increased the activity of antioxidant enzymes and reduced the concentration of MDA both in the brain and liver.Furthermore,a forced swim test showed that moderate intake of YRW(8 mL/kg BW)significantly decreased the duration of immobility,reduced the blood content of urea nitrogen and lactic acid,and increased hepatic glycogen storage.Besides,results from the Morris water maze test suggested that YRW significantly reversed cognitive impairment and also alleviated neuroapoptosis in the experimental mice by regulating the gene expressions of Bax/Bcl-2 and caspase-3.The above results indicated YRW has a potential anti-aging effect in mice and provided us certain molecular evidence for this action.展开更多
Red mud(RM)with the high alkalinity as a catalyst was evaluated for coal pyrolysis in a fixed bed as well as CO_(2) gasification of its resultant char in a thermogravimetric analyzer(TGA).The addition of RM into coal ...Red mud(RM)with the high alkalinity as a catalyst was evaluated for coal pyrolysis in a fixed bed as well as CO_(2) gasification of its resultant char in a thermogravimetric analyzer(TGA).The addition of RM into coal could improve the quality of tar during pyrolysis and enhance the reactivity of char during gasification.For catalytic pyrolysis with 12 wt%RM at 600℃,the light fraction in tar was 72.0 wt%,which increased by 20.0%,compared with coal pyrolysis alone.The role of metal oxides in RM on coal pyrolysis was further clarified as well.After catalytic pyrolysis with RM,the specific surface area of resultant char increased,especially for mesoporous surface area,and meanwhile the sodium in RM was proved to migrate to the char surface.These positive factors contributed to the CO_(2) gasification activity of char.RM with the high alkalinity showed a promising catalyst candidate for coal pyrolysis and gasification in terms of its catalytic effects and low cost.展开更多
文摘The present study is focused on investigation of the health protective effect of yellow rice wine(YRW)in mice and the potential underlying mechanism.Symptoms of aging were induced in mice by using Dgalactose(D-gal),and different doses of YRW(4,8,and 12 mL/kg BW)were orally administrated to D-galtreated mice for a period of six weeks.The in vivo data obtained in the present study preliminary indicated that YRW markedly increased the activity of antioxidant enzymes and reduced the concentration of MDA both in the brain and liver.Furthermore,a forced swim test showed that moderate intake of YRW(8 mL/kg BW)significantly decreased the duration of immobility,reduced the blood content of urea nitrogen and lactic acid,and increased hepatic glycogen storage.Besides,results from the Morris water maze test suggested that YRW significantly reversed cognitive impairment and also alleviated neuroapoptosis in the experimental mice by regulating the gene expressions of Bax/Bcl-2 and caspase-3.The above results indicated YRW has a potential anti-aging effect in mice and provided us certain molecular evidence for this action.
基金financed by the National Key Research and Development Program of China(2016YFB0600304)the National Natural Science Foundation of China(21878310).
文摘Red mud(RM)with the high alkalinity as a catalyst was evaluated for coal pyrolysis in a fixed bed as well as CO_(2) gasification of its resultant char in a thermogravimetric analyzer(TGA).The addition of RM into coal could improve the quality of tar during pyrolysis and enhance the reactivity of char during gasification.For catalytic pyrolysis with 12 wt%RM at 600℃,the light fraction in tar was 72.0 wt%,which increased by 20.0%,compared with coal pyrolysis alone.The role of metal oxides in RM on coal pyrolysis was further clarified as well.After catalytic pyrolysis with RM,the specific surface area of resultant char increased,especially for mesoporous surface area,and meanwhile the sodium in RM was proved to migrate to the char surface.These positive factors contributed to the CO_(2) gasification activity of char.RM with the high alkalinity showed a promising catalyst candidate for coal pyrolysis and gasification in terms of its catalytic effects and low cost.
