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ũҩÿƶָϣл񹲺͹ũҵ1825ţ
һĿĺͷΧ
Ϊũҩ׼ƶѧũҩĽգ֤ũƷȫȺڵ彡ƶָϡ
ֵָЧӦũҩÿƶ
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һÿacceptable daily intake, ADI
ÿijʣɼ⵽ΣĹÿǧؿʾλΪmg/kg bw
δ۲쵽кüˮƽno-observed-adverse- effect level, NOAEL
ڹ涨£мֶλָ꣬δܹ۲쵽ȾйصкЧӦ߼Ũȡ
۲쵽кͼˮƽlowest-observed- adverse-effect levelLOAEL
ڹ涨£мֶλָ꣬۲쵽ȾйصкЧӦͼŨȡ
ģ׼benchmark dose, BMD
ͨ-Ӧ߻õģ뱳ֵȣﵽԤȷкЧӦʣͨΪ1%10%Ӧļһ95%ֵ׼benchmark dose lower confidence limit, BMDL
壩ȷϵuncertainty factor, UF
ƶũҩÿʱʵ鶯ƺIJȷԣΪ˼ȷԣһ㽫ʵ鶯ﶾеõСһıóADIСıΪȷϵ
ũҩÿƶ
һȷNOAELBMDL
NOAELڷضϵĻϣҵжеյ㣬ҾۺͳƷõġ
1. ȫ۶ԡύũҩǼǶѧϣũҩĶѧȫȫϢڶ۹УҪرעũҩǷͻԡֳͷԡ°ԡ񾭶ԵⶾЧӦǼ⣬Ҫοϣ緢Һ͹֯۱桢йϵȡ
2. жյ㡣һ£ƶũҩADIΪԶ顢°ֳݡۣͨжյ㡣
3. ȷNOAELյ㣬ѡʺϵ飬ȷƶũҩADIйصNOAELȷNOAELʱӦ˵ʹõݺеյ㡣
4. BMDLNOAELкʵļ-Ӧģ͡޷ȷNOAELũҩڱ¶ADIӽʱƼBMDƵADIһBMDLNOAEL
ѡȷϵ
ƵADIʱʵ鶯ƺIJȷԣɲòȷϵȷԡ
ȷϵһΪ100ʵ鶯ƵһȺּ죩ԼһȺƵȺڲ죩ʱõϵּڲϵֱΪ10
ѡȷϵʱּڲ⣬ҪǶϵͿɿԼкЧӦʵأٽϾйϣԲȷϵʵķŴС磺ʵ鶯ڲĸ嶾Եļ»ʱͨ10ϵпɿϣɿȺʱԸʵּIJȷϵе
ѡȷϵʱӦÿũҩľзרҵľ顣Ȼڶȷأز£ȷϵһҲ10000ƵADIеIJȷԴϵ1
1 ƵADIеIJȷԴϵ
ȷԴ
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ʵ鶯ƵһȺ
ѧ
Чѧ
10ܼƣ
4
2.5
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ѧ
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3.16
3.16
LOAELNOAEL
10
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10
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10
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10
ADI
ȷNOAELBMDLٳʵIJȷϵɵõADIADI㹫ʽ£
ADI=NOAEL/UF ADI=BMDL/UF
ġƶADI
һƶʱADI
һũҩӦƶʱADI
;
2϶ƶijũҩADIʣҪ޶ڽһ׼ڼҪADIʱ
ƶʱADIҪʹýϴIJȷϵ
ƶADI
֮һũҩƶADI
1ûͬϸڰбͬѧЧӦͬũҩ
2ѧṹƵͬһũҩ
ƶADI
гϱڳڱ¶ʱԲƶADI
 
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