保健 - 第77期 - page 62

60
ᓯҁᕲ
ઠ઒˚
ܛ
.DQ &KL +RQ
ၝΥజኬ
ᛘ٫
ڦ
ᇁፎͱ́iʌˀ௩ၘ޻ਝɍΊޫነࡼንဲଶ㢓
ޢ
Ӡྔ੡
2009
αጻӴဍᔢነᆉe҈੣ཋ
഼ຝ͌—ɺϢඨ႓˜ɻc଱ȹωᚹԷ›ဲଶ㢓œ஛࠯Ίീc෰Է
́՗ณթeᘗ
ڬ
Ɍŏܱ
ࢌˀం
ޜ
Էcᗐ
כ
ඔ٠ॶқԹဲଶ㢓
ݠ
ֲc੣ϤνԷқԹົᆔ́
ٽ
ࢽ׮
ؿ
ం༞e҈ܰ
ȹ࠯ᏼट੖న౨
ؿ
ञɁc̳Ε
ࠕר
ඔ٠c
ܨ
ʹȹωԚ҈ྦྷဲଶ㢓෰Է
۾
ɣ
ؿ
ጙመeϤʌ
ҡᏵ੪ဲଶ㢓
ޢ
ӠᏵᆉcҡܰጙኍୣΊeΐϊऋԲᇼઠi
ޅ
ფܰဲଶ㢓j
ޅݯ
ფқԹȿ
̚
ݠؿ
ֲగ˿˞
ڂ
қົᆔ
ؿ
́
ٽ
j৖ඔ٠̔cᑹτԅԒɻᖞֶϹᖞɖॶқԹဲଶ㢓
ݠؿ
ֲjᐽѷɐᎶ͂
کؿ
ౡΣЄjᑢᑢe
ᚾّ ஬ณຏɐ
2009
α
10
˂
6
ˀ
ဲଶ㢓
(telomerase)
߬ȿ໬ဲଶ㢓cࠖͱ߬
ע
͉
ޅ
ფܰဲଶ
(telomeres)
e
ဲଶ೶࿚˳
ܢ
ဲଶ
DNA
՗ဲଶ೶΋୶͉eဲଶϽ
כ
भ࣏́
ذ
ܷϳ᛽
ؿ
̱ဲ
(
Ӯ
)
eဲଶగཫ
DNA
ړؿ
ᙶຫc̚௖
߬
ؿ
А͂గܰ
ړ
ᙶട
DNA
ЛՇዱฌcԚ
߬
ڌؿ
ࢠɺผ͕̖eѧኬ
ؿ
ဲଶ፭ടୀ
ߋ
ҰωʗഹϤᛰ೛c೛Էܺ࠯ೡ۹ୀ
ߋ
ੀɺ
ʹʗഹeୀ
ߋ
గผᛰ੡ঞϢֶ
əe
ဲଶ㢓ܰȹိ঻ᔝ፣㢓cܰȹိͅ
RNA
ၤ୶͉࿚ι
ؿ
࣏ጅ࣏୶͉᛽eЩ̚˿
˞Ήဲଶ
ᰛ૚˱
DNA
೛ѵͶc˞ԉୀ
ߋ
Εʗഹ༦ೡɻฌ̖ፘඨ
ڌ
ࢠeֺ˞cဲ
ଶ㢓Ԯτྦྷဲଶ
ؿۺࠇ
А͂eΕ߄
ߊ
෦ୀ
፼೩ߋ
ᐥʗഹ
ؿ
ߋ
ʑcဲଶ㢓୮
ݠכ
ر
ྸeЎΕ̳੒ιαɁcడ˝ֺτୀ
ߋ
ɻ
ؿ
ဲଶ㢓஭ᔝ
ݯ
ͤम
ر
ྸe
Ꮠ͜
౻ۃ
ͅ
כ
ဲଶ㢓ܰົᆔ؝ᏻ
ؿ
ȹ࠯ཐᒨcΛိဲଶ㢓қԹቸΕ᛽̔՗৽
ذ
໰᛻ɻ˿қԹဲଶ㢓
ݠؿ
ֲc႖ኒୀ
ࡀߋ
əe
ܨ
Ꮆτ
۾
Ρ
ؿ
Ꮆ͂
ک
ౡeЎʋ჏߬ҡΛ
ؿ
ᐽѷ᛻ᖬeτ
ޢ
Ӡّႏ
ݯ
c—ဲଶ㢓қԹቸ
ؿ
А͂ܰᇅྺ
ؿ
cʋ჏
ၤԯˢҊᏼʿؒᐲ΋Ԛ͂e̚՗ԯ̚Ҋᏼᖞȹᅚcɖ˿˞ଐ́޾ᖞֲeϊ̔c͌
ک
ᑹॠ˜᜙ણ۹dऋଔ
ֲঢ়
ؿ
ց൴࠿ᆢ
ؿ
Ꮞಡဲଶ㢓
ݠ
ֲ
ؿ
ʿؒe஛ܰᐽѷᎶ͂
ؿ
ᗐᒄeΐϊcဲଶ㢓
ޢؿ
Ӡᑹτ
༏ؿٽ۾
߬Ӷe˜
ဲଶ㢓
ඔ٠
྇ ဲଶ͐෮྇
ඔ٠ܰȹိဲଶ㢓қԹቸ
ඔ٠А
ݯ
ȹိҊᏼႤХᖞ
ذ
cԯА͂ɰ੡Էٛցe৖ȿ̚ॶ
ق
અА͂
כ
ົᆔ̯Ӹ̔c̚ᑹॶొʠЛ
ދ
˲ॶ˞
Сྦྷᏼୀ
ؿߋ
ࣱ฾eณ
ٶ
ҡτ
ޢ
Ӡّׄᚉc—
ޢ
Ӡೕଊඔ٠ᑹܰȹိဲଶ㢓қԹቸe๫Ꮆ͂
כ
ӥᏼɩལӸɐ
ࣂcೕଊඔ٠ॶτࢽ
Гɩལӥᏼୂᓱɻ
ؿ
ဲଶ㢓
ݠ
ֲcྦྷɩལӥᏼଐ́
ؿ
қԹଅঢ়༠ȼι˸eᎶ͂
כ
τϨ
ؿ
ɩལӸɐc͛༠ȼιқԹА͂e˜
ԯ̚ᑹτం༞i
ߕ
⮈ᜣྦྷӥᏼ
HepG-2
ߋ
࣡hᴢᒗ
(AS2O3 )
ྦྷӥᏼ
HCC-9204
ߋ
࣡dྦྷɁЪੑᏼ
HO9810
ߋ
࣡hএΛ−ྦྷ
BEL-7402
ߋ
hᇲʿˬ
উ͆ॖྦྷْᏼ
SPCA-1
ߋ
࣡hͅ↭̮d˸
ײ
ᇘdࣜ߈೩ୂι
ؿ
ʿྦྷ೶ືᏼୀ
ؿ೩ߋ
ဲଶ㢓
ݠ
ֲяτȹցқԹА͂e
޸጑፳
ټ
ޢ
ӠɁ
cС͂ፘඨɮೡқԹဲଶ㢓
ݠ
ֲcԚԯܷϳ᛽̱ဲ
ؿ
ဲଶᛰ೛cԚɩལ϶ᏼɺผˮଊe
ဲଶ㢓ܰᏼୀ
ؿߋ
ȹိᅟႌ
ߋ
ೕ́ᏼᛰ܃cဲଶ㢓
ݠ
ֲˈ̳੒ࣂ
ע
ᛷᄈঢ়c̚ॶਪΕܷϳ᛽Ѯဲ˱
DNA
cᏼୀ
ߋ
ʗഹࣂcܷϳ
᛽ᐛ೛cဲଶ㢓గผ˱ΑȹᒨԞ໤᎛eֺ˞ᏼୀ
ߋ
˿˞
ٽ
́ɺϋeΐϊcȹ̭Ґົᆔୀ
ؿߋ
ဲଶ㢓
ݠ
ֲқԹcగผԚᏼୀ
ߋ
ӶΉϋəe˿Ӯcဲଶ㢓
ݠؿ
ֲܰᏼୀ
ؿߋ
ȹ࠯
߬ᅟႌcΐ
ݯ
ဲଶ㢓ၤ
90%
ؿ
Ɂ᛽ົᆔ
ޚ
ᗐc
ܨ
˿˞А
ݯ
ᏼट؝ᏻɻ
ؿ
ȹ࠯ཐɥe
ဲଶ
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