Edible insects have been attracting significant attention not only for their nutritional superiority but also for their excellent bio-functional activity.In this study,the apoptotic protective effects of water-soluble...Edible insects have been attracting significant attention not only for their nutritional superiority but also for their excellent bio-functional activity.In this study,the apoptotic protective effects of water-soluble protein(WPB)and salt-soluble protein(SPB)extracts derived from Protaetia brevitarsis against hydrogen peroxide(H_(2)O_(2))-induced oxidative stress in C2C12 cells were investigated.WPB and SPB were confirmed to exhibit radical scavenging and ferric-ion reducing activities.In addition,WPB and SPB treatments effectively restored the decreased cell viability of the C2C12 cells induced by H2O2 treatment,and showcased protective effects against apoptosis and mitochondrial dysfunction by regulating the expressions of pro-and anti-apoptotic proteins.Therefore,our data indicated that protein extracts from Protaetia brevitarsis could be beneficial for the prevention and treatment of diseases associated with apoptosis induced by oxidative stress.展开更多
In this study,Tteokgalbi,a meat product,was prepared with edible insect larvae extracts and its antioxidant,physiochemical,and microbial properties were evaluated during refrigerated storage.Tteokgalbi prepared with 2...In this study,Tteokgalbi,a meat product,was prepared with edible insect larvae extracts and its antioxidant,physiochemical,and microbial properties were evaluated during refrigerated storage.Tteokgalbi prepared with 2%A.dichotoma and 2%P.brevitarsis showed the highest radical-scavenging activity and metal-chelating activity,but the lowest thiobarbituric acid reactive substance(TBARS)value,among the treatments(P<0.05).In addition,those antioxidant activities were the lowest and the TBARS value was the highest in control Tteokgalbi(P<0.05)during all storage days.Tteokgalbi prepared with 2%A.dichotoma showed the highest brownness index,pH,and cooking yield,but the lowest shear force value(P<0.05).During all storage days,the total aerobic bacteria level did not differ significantly among the treatments.In conclusion,A.dichotoma extracts(2%)were effective as antioxidants,inhibiting lipid oxidation,and improving the quality properties of Tteokgalbi,without negatively affecting microbial counts.These results confirmed that the edible insect extracts have industrial value as a food additive.展开更多
基金This research was supported by the Main Research Program(E0211200-03)of the Korea Food Research Institute(KFRI)funded by the Ministry of Science and ICT(Republic of Korea).
文摘Edible insects have been attracting significant attention not only for their nutritional superiority but also for their excellent bio-functional activity.In this study,the apoptotic protective effects of water-soluble protein(WPB)and salt-soluble protein(SPB)extracts derived from Protaetia brevitarsis against hydrogen peroxide(H_(2)O_(2))-induced oxidative stress in C2C12 cells were investigated.WPB and SPB were confirmed to exhibit radical scavenging and ferric-ion reducing activities.In addition,WPB and SPB treatments effectively restored the decreased cell viability of the C2C12 cells induced by H2O2 treatment,and showcased protective effects against apoptosis and mitochondrial dysfunction by regulating the expressions of pro-and anti-apoptotic proteins.Therefore,our data indicated that protein extracts from Protaetia brevitarsis could be beneficial for the prevention and treatment of diseases associated with apoptosis induced by oxidative stress.
基金This research was supported by the Main Research Program(E0211200-02)of the Korea Food Research Institute,funded by the Ministry of Science and ICT,Republic of Korea.
文摘In this study,Tteokgalbi,a meat product,was prepared with edible insect larvae extracts and its antioxidant,physiochemical,and microbial properties were evaluated during refrigerated storage.Tteokgalbi prepared with 2%A.dichotoma and 2%P.brevitarsis showed the highest radical-scavenging activity and metal-chelating activity,but the lowest thiobarbituric acid reactive substance(TBARS)value,among the treatments(P<0.05).In addition,those antioxidant activities were the lowest and the TBARS value was the highest in control Tteokgalbi(P<0.05)during all storage days.Tteokgalbi prepared with 2%A.dichotoma showed the highest brownness index,pH,and cooking yield,but the lowest shear force value(P<0.05).During all storage days,the total aerobic bacteria level did not differ significantly among the treatments.In conclusion,A.dichotoma extracts(2%)were effective as antioxidants,inhibiting lipid oxidation,and improving the quality properties of Tteokgalbi,without negatively affecting microbial counts.These results confirmed that the edible insect extracts have industrial value as a food additive.
