访谈录 2014-12-13&12-15 研究:地中海饮食有助保持“基因年轻”

 And more evidence on how good the popular Mediterranean¹ diet can be good for your body, a new study reveals why and how it may help you live longer, ABC's Reena has the details.

This morning a diet known for trimming your waistline might also be adding to your life expectancy², a new study says that Mediterranean diet may extend your life by extending a part of your DNA³ called telomeres, telomeres are the caps on the end of all chromosomes⁴, often compare to the ends of shoe laces, and their leg is a marker of aging, as we age they get shorter, but according to the study the Mediterranean diet keeps them intact, helping⁵ to prevent aging from taking its toll⁶ on cells, researchers followed nearly 5,000 nurses in a long term study and say those who adhere to a Mediterranean diet ended up with longer telomeres, they say that could translate into an average gain of about 4.5 years of life.

It's good for the heart, it's good for the brain, it's good for the waistline, if diet can modify how we age on a cellular⁷ level, that's a big deal.

The diet rich in fish, nuts, vegetable's olive oil, even red wine is also associated with a decreased risk of heart disease and cancer.

This is the first time a study actually showed that women who followed a Mediterranean diet not only looked better, felt better, but internally their cells appear younger.

For good morning America, Reena N, ABC news, New York.

1 Mediterranean   

adj.地中海的；地中海沿岸的

参考例句：

• The houses are Mediterranean in character.这些房子都属地中海风格。
• Gibraltar is the key to the Mediterranean.直布罗陀是地中海的要冲。

2 expectancy   

n.期望，预期，（根据概率统计求得）预期数额

参考例句：

• Japanese people have a very high life expectancy.日本人的平均寿命非常长。
• The atomosphere of tense expectancy sobered everyone.这种期望的紧张气氛使每个人变得严肃起来。

3 DNA   

(缩)deoxyribonucleic acid 脱氧核糖核酸

参考例句：

• DNA is stored in the nucleus of a cell.脱氧核糖核酸储存于细胞的细胞核里。
• Gene mutations are alterations in the DNA code.基因突变是指DNA密码的改变。

4 chromosomes   

n.染色体( chromosome的名词复数 )

参考例句：

• Chromosomes also determine the sex of animals. 染色体也决定动物的性别。 来自《简明英汉词典》
• Each of four chromosomes divide longitudinally. 四种染色体的每一种都沿着纵向分裂。 来自《现代汉英综合大词典》

5 helping   

n.食物的一份&adj.帮助人的，辅助的

参考例句：

• The poor children regularly pony up for a second helping of my hamburger. 那些可怜的孩子们总是要求我把我的汉堡包再给他们一份。
• By doing this, they may at times be helping to restore competition. 这样一来, 他在某些时候,有助于竞争的加强。

6 toll   

n.过路(桥)费；损失，伤亡人数；v.敲(钟)

参考例句：

• The hailstone took a heavy toll of the crops in our village last night.昨晚那场冰雹损坏了我们村的庄稼。
• The war took a heavy toll of human life.这次战争夺去了许多人的生命。

7 cellular   

adj.移动的；细胞的，由细胞组成的

参考例句：

• She has a cellular telephone in her car.她的汽车里有一部无线通讯电话机。
• Many people use cellular materials as sensitive elements in hygrometers.很多人用蜂窝状的材料作为测量温度的传感元件。