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題 名 | 紐西蘭白兔和雷克斯兔之GPI與PGD遺傳型頻率=Genotyping of GPI and PGD in New Zealand White and Rex Rabbits |
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作 者 | 張秀鑾; 黃瓊姿; 吳明哲; | 書刊名 | 畜產研究 |
卷 期 | 31:1 1998.03[民87.03] |
頁 次 | 頁43-51 |
分類號 | 437.68 |
關鍵詞 | 兔; 品種; 遺傳型; 葡萄糖磷酸基異構酶; 6-磷酸鹽葡萄糖去氫酶; Rabbit; Breed; Genotype; Glucose phosphate isomerase; 6-Phosphogluconate dehydrogenase; |
語 文 | 中文(Chinese) |
中文摘要 | 兔的葡萄糖磷酸基異構□(GPI)和6-磷酸鹽葡萄糖去氫□(PGD)之遺傳型鑑別,乃 以耳靜脈抽血或濾紙採樣後,經醋酸纖維膜電泳分析方式來判別。試驗一:共計檢測607頭種 兔,其中有172頭紐西蘭白兔,以及雷克斯白兔56頭、海狸色雷克斯兔65頭、錦企拉色雷 克斯兔266頭和寶藍色雷克斯兔48頭。所有兔隻的GPI遺傳型均為同一型,不具多態性。PGD 遺傳型則具多態性,在紐西蘭白兔受檢的172頭族群裡,有70.9%的個體具有PGD-AA型、23.9% 的個體具PGD-AB型和5.2%的個體具PGD-BB型。但不同毛色的雷克斯種兔隻之PGD遺傳型並 不具多態性,均為PGD-AA型。試驗二: 針對紐西蘭白兔種兔群後裔之八週齡仔兔627頭進行 PGD遺傳型鑑別,具AA、AB和BB遺傳型個體分別有78.0、20.1和1.9%。當核對其親代遺傳 型配對時,發現並無PGD-BB遺傳型的雄親;而PCD-AB雜合型雌親與配PGD-AA雄親所生的仔 兔,仔兔是PGD-AA或PGD-AB遺傳型者分別有61%和39%;以及親代是ABxAB遺傳型配對所生 的仔兔,是AA、AB和BB者分別有34%、37%和29%,顯示紐西蘭白兔PGD的對偶基因B不易 遺傳給雜合型後代。 |
英文摘要 | Genotyping for glucose phosphate isomerase (GPI) and 6-phosphogluconate dehydrogenase (PGD) of rabbits were identified via electrophoresis of blood samples collected from ear vein with syringe or filter paper. In Exp. 1, a total of 607 rabbits from breeding stocks consisting of 172 New Zealand White, 56 White Rex, 65 Castor Rex, 266 Chinchilla Rex and 48 Opal Rex rabbits. The GPI genotypes of all rabbits identified were BB. The PGD genotypes of all rabbits from four coat color strains of Rex breeds were AA. Of 172 New Zealand White rabbits, the frequencies of PGD- AA, PGD-AB, and PGD-BB genotypes were 70.9%, 23.9% and 5.2%, respectively. In Exp. 2, a total of 627 young rabbits at eight weeks of age was genotyped for PGD in the population of New Zealand White breed. The frequencies of PGD-AA, PGD-AB, and PGD-BB genotypes of young rabbits in New Zealand White breed were 78.0%, 20.1% and 1.9%, respectively. By rechecking PGD genotypes of their parents, no sires with the genotype of PGD-BB were found. When PGD-AB does were sired by PGD-AA bucks, the frequencies of progeny with PGD-AA and PGD-AB genotypes were 61% and 39%, respectively. Frequencies of PGD-AA, PGD-AB, and PGD-BB genotypes from the parental mating type of AB x AB were 34%, 37% and 29% of the number of progeny, respectively. It implied that the allele B of PGD gene was difficult to transmit into the heterozygous offspring in New Zealand White rabbit. |
本系統中英文摘要資訊取自各篇刊載內容。