| 贵州苗族布依族汉族PTC尝味能力的调查 |
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| 引用本文： | 程光中,王景佑.贵州苗族布依族汉族PTC尝味能力的调查[J].贵州师范大学学报(自然科学版),1994,12(3):6-9. |
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| 作者姓名： | 程光中 王景佑 |
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| 作者单位： | 贵州师大生物系 |
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| 摘 要： | 用阈值法对贵州长顺县的苗族、布依族、汉族的苯硫脲（ＰＴＣ）尝味能力进行了调查，共检测了２０４７人。结果表明：不同民族ＰＴＣ尝味阈值的差异高度显著（Ｐ＜０．０１），不同民族间的味盲率亦有显著性的差异（Ｐ＜０．０５）。三个民族总计中，男女尝味阈值的差异高度显著（Ｐ＜０．０１），味盲率呈显著性差异（Ｐ＜０．０５）；苗族、布依族和汉族中，男女尝味阈值均有高度显著性差异（Ｐ＜０．０１），苗族、布依族的男女性别的味盲率间均无显著性差异（Ｐ＞０．０５），汉族的男女味盲率间差异显著（Ｐ＜０．０５）．三个民族中，味盲基因（ｔ）频率以汉族为最高（ｔ＝０．２２４２）。
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| 关 键 词： | 苯硫脲，味阈，基因频率，味盲 |
INVESTIGATION AND ANALYSIS ON TASTE ABILITY OF PHENYL THIOCARBAMIDE(PTC) OF MIAO BUYI AND HAN NATIONALITIES IN GUIZHOU PROVINCE |
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| Cheng Guangzhong ,Wang Jingyou.INVESTIGATION AND ANALYSIS ON TASTE ABILITY OF PHENYL THIOCARBAMIDE(PTC) OF MIAO BUYI AND HAN NATIONALITIES IN GUIZHOU PROVINCE[J].Journal of Guizhou Normal University(Natural Sciences),1994,12(3):6-9. |
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| Authors: | Cheng Guangzhong Wang Jingyou |
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| Abstract: | The taste ability of phenylthiocarbamide(PTC ) has been studied aftetinvestigation on Miao, Buyi and Han nationalities in Changshun Countyof Guizhou Province.The result shows that there is a significant difference in the taste threshold of PTC and non-tasters freqneney amomg various nationalities and also significant difference of the non-tasters frequeney between sexes. The frequeney of tasteblindness gene of Han nationality among the nationalities is the highest. |
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| Keywords: | Phenylthiocarbamide Thresthold-method Gene frequency Taste-blindness |
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