GENETIC-VARIABILITY AND SEGREGATION ANALYSIS IN GLOSSINA-MORSITANS MORSITANS (DIPTERA, GLOSSINIDAE) USING DNA-FINGERPRINTING

被引:5
作者
BLANCHETOT, A [1 ]
GOODING, RH [1 ]
机构
[1] UNIV ALBERTA, DEPT ENTOMOL, EDMONTON T6G 2E3, AB, CANADA
关键词
GLOSSINA MORSITANS MORSITANS; DNA HYBRIDIZATION; GENETIC VARIABILITY; SEGREGATION ANALYSIS;
D O I
10.1139/g94-040
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
DNA hybridization, using the M13 sequence as a probe, was used to analyze the genetic variability in four inbred lines of the tsetse fly Glossina morsitans morsitans Westwood. An average of 11.2 bands (ranging from 2 to 10 kb) were found per fly. An average of nine loci were detected in each line; 40% of the loci were polymorphic and the mean heterozygosity per locus varied from 0.098 to 0.29. Averaging the data across the four inbred lines, the band sharing estimates were 82.5% in males and 81.2% in females, and the mean band frequency estimates were 0.71 and 0.70 for males and females, respectively. Segregation of fragments, determined in ''three generation'' pedigrees, conformed to expected Mendelian ratios and two of seven fragments studied were linked to an X chromosome marker gene, ocra (body color).
引用
收藏
页码:289 / 295
页数:7
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