2.실험원리
: 식품이 가지고 있는 환원력(항 산화력)을 불포화지방산 라디칼의 모델로 안정한 유리라디칼인 Diphenyl-1-picryl hydrazyl(DPPH)를 사용하여 일정량의 시료 용액과의 반응에 의하여 DPPH 라디칼이 감소되는 정도를 Spectrophotometer로 측정하여 간접적으로 시료의 항산화 능력을 측정할수 있다.
*DPPH
Journal review
Effects of vitamin E on stroke subtypes: meta-analysis of
randomised controlled trials
BMJ 2010;341:c5702
Introduction
Vitamin E - lipid soluble antioxidant
inhibit lipid peroxidation by scavenging reactive oxygen species
Cardiovascular disease - atherogenesis
Key role : lipid peroxidation
randomised, placebo controlled trials of vitamin E on incident stroke and stroke subtypes
Me
"Scavenger Hunt"
CD-ROM
picture cards
3
Read & Do
Look & Write
Have Fun
Sound
30-31
Read the words and match them to the
pictures
Choose the words that match the pictures and write them
Play "Put the Card Down"
Phonics: p -〔p〕
CD-ROM, picture cards
word cards
4
Role-play
The World & Me
Check Yourself
32-33
Role-play "The Frog Prince"
Take a look at school life in the U.S.A.
activity, AMERICAN ADVISORS
shouting directions to dozens of LATIN AMERICAN SOLDIERS
who stand by to assist the landing helicopter and to
load EQUIPMENT into the other choppers.
Inside the chopper, one man remains, stretched out against *
the bulkhead, as if asleep. He stirs, sits up, lighting *
up a CIGAR. With fatigue showing in his motion, he leans *
forward, descending to the ground. *
A JEEP