Page 11 - ScienceFocus (Issue 014)
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Although there is a long way ahead for work ??銝摨瑞?蝝啗?靘踹?賢?隞交??歹?敺葆靘?瑞?憯賢
on caloric restriction to be done on primates and [2]? ??????頝???????????摮? 鈭?閫 撖???皜???銵?????頝?humans, the results from studies done on mice 鞊~摮?批??鞈芯?嚗ubcortical嚗???[3] ?偏???and monkeys show a promising possibility for 嚗audate嚗葉?鞈芷?蝛?隞亦雁????鞎祆?園???
caloric restriction being the key to longer life and ?踝?motor function嚗?敺????摮貊?????improved health for all organisms, which offers clear
socioeconomic and health benefits for humanity. ?舀嚗? ?嗅頝舫? ????憟質? ?芸頛僑?瑞???瘝喟
However as previously mentioned, the regime 嚗hesus monkey嚗??粹*???∟楝???嗅?頛僑頛???conferred no benefits to younger animals, and 瘝???銝?瘝???撣?靘?憟質?? ??鈭?憿?????瘝????????????
clearer conclusions are yet to be drawn. Therefore, 隡?[4]嚗甇文隞交?瘀???∟楝????撠僑?犖?芸?
do only take the knowledge you have learnt here ??嚗??唾??車擗?瘜?賭蒂銝????as food for thought!
甇文?嚗?蝛嗥??*蝷粹??嗅頝舫????隞仿?雿銝? ??憭拚閬??車蝢?雿喲?銝剝?撌梁?銝? ????撟湧翩?賊??曄?????∟楝???園?祕撽?
?憿??拐葉?臭誑?潛嚗?擃??◢?芰??隞?????擗??訾縑憭批振?賜??蝭?園ㄡ憌?銝敺??蝬脖?嚗??? ??摮??賊?皜? [5]?鈭????憸券?寥?迤?Y?
?賭漲??唬???僑朣~批????閮??????亙 雿嚗??嗅頝舫????摮銝?撟湧翩?賊??曄?嚗?憒?頝舫?撱箄降???之摰嗅??舀??賡?銝蝔桐蜓撘萄??瘥撱? 敹?蝞∠???◢?芯漲銝?銝?頝舫??鈭虫撮銋???霅唳???銝?????嚗瘜????渡?擗??舀??? ??亥???鈭?蝟倏??[3]??銝雲?????蝝?雿憭批??訾犖?賡虜銝??皜?瘥??亙頝舫???????荔??函?摮訾????????嗅頝舫? ??券??琿??犖憿??∟楝???嗥??弦??銝璇?
????撠澈擃葆靘?蝟餃??末??靘??函??脯??? ?瑞?頝航?韏堆?敺???摮?撌脤脰??祕撽?????
???菜???蝛嗡??賜?曉頝舫???辣?瑕ˊ?賜?雿?? ?∟楝???嗆????箔誘????拙辣?瑕ˊ?賢??孵??亙熒?
??券??琿??犖憿??弦隞?券脰?銝哨??Ⅱ撖衣?隢? 瘜???憿臬皜?蝷暹?銝?蝬?鞎???鈭粹?撣嗡??亙熒銝????嚗?敺???弦靘?嚗撮銋????箏?銝蝯??? ????荔?憒??????∟楝???嗅?撟渲?
??????銝?瘝???撣?靘?憟???????蝛?銝????? 擐?嚗?蝛嗥???蝣箸??粹??嗅頝舫????隞交??? ??雿銝 ?? ???啁?蝯?嚗?甇歹?
??蝷?隞?雓?????皜?雿?瘞批? 憯?? 蝝???????蝺?蝎?擃???閫?蝝? 撣?雿瘨?隞乩??亥?敺??芯誑甇支?
????憌??抬???????蝟???蝺?蝎?擃??????箔? 鈭???瘣?????瘞? ?箏??仿???銝??抬?Reactive Oxygen Species ??ROS嚗? ??摰???鞈迎?雿??箏?訾??函??舐?押?? ROS ?嗅??憯敦???瑽?靘? DNA?NA ??摰唾?嚗澈擃???銵啗???
??????蝛嗆??粹??嗅頝舫???????DNA ?拿
?芣撠蝯? 65% [1]嚗*蝷粹??嗅頝舫??????拙辣??銵啗迨憭??弦銵函內??∟楝???隞交??Z?頨恍?
?抒?銝鈭誨雓?嚗etabolic pathways嚗?敺?瘣颱?
鈭?銵啗??????※????瘨?蝝啗??芣?嚗飛銵?銝迂?箇敦??鈭⊥?蝔??抒敦?香鈭∴?嚗?隞文????誨
雓???metabolic stress嚗蔣?輻?蝝啗??脰??畾箝??綽?
References ????
[1] Kaneko T, Tahara S, Matsuo M. Retarding Effect of Dietary Restriction on the Accumulation of 8-Hydroxy-2??Deoxyguanosine in Organs of
Fischer 344 Rats During Aging. Free Radic Biol Med. 1997;23(1):76-81.
[2] Kennedy MA, Rakoczy SG, Brown-Borg HM. Long-living Ames dwarf mouse hepatocytes readily undergo apoptosis. Exp Gerontol. 2003
Sep;38(9):997-1008.
[3] Coleman RJ, Anderson RM, Johnson SC, et al. Caloric restriction delays disease onset and mortality in rhesus monkeys. Science. 2009 Jul
10;325(5937):201-4.
[4] Mattison JA, Coleman RJ, Beasley TM, et al. Caloric restriction improves health and survival of rhesus monkeys. Nat Commun. 2017 Jan
17;8:14063.
[5] Omodei D, Fontana L. Calorie restriction and prevention of age-associated chronic disease. FEBS Lett. 2011 Jun 6;585(11):1537-42
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