NEW DEVELOPMENTS IN THE MOLECULAR EPIDEMIOLOGY OF ADENOVIRUS-8 KERATOCONJUNCTIVITIS

被引:15
作者
DEJONG, JC
DEMAZURE, M
LEGRANDQUILLIEN, MC
LELAY, G
COLIN, J
WERMENBOL, AG
VERWEIJUYTERWAAL, MW
VANDERAVOORT, HGAM
CHASTEL, C
机构
[1] CHU BREST,SERV OPHTALMOL,F-29279 BREST,FRANCE
[2] FAC MED BREST,DEPT MICROBIOL & SANTE PUBL,F-29279 BREST,FRANCE
关键词
ADENOVIRUS-8; KERATOCONJUNCTIVITIS; RESTRICTION ENZYMES; MOLECULAR EPIDEMIOLOGY;
D O I
10.1002/jmv.1890380206
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Four consecutive epidemics of keratoconjunctivitis caused by adenovirus 8 (Ad8) occurred over a 5-year period in Brest, France. A selection of 30 strains isolated during this period was studied by DNA restriction enzyme analysis using nine restriction enzymes. BgII and SacI were the most discriminative enzymes and allowed the recognition of four DNA variants, all different from the prototype strain Trim. Within each of the epidemics, the strains tested could not be distinguished in this analysis. Between strains from different epidemics differences in DNA structure could be detected however. Thus, the Ad8 epidemics of 1983/1984, 1984, 1987, and 1988 appear to have been due to DNA variants Ad8/D7, D8, D9, and D10, respectively. These results demonstrate that the DNA of Ad8 seems to display a considerable variability, comparable to that observed with Ad7 and Ad21. As has been described for Ad7, Ad21 and Ad41, successive DNA variants of Ad8 prevail during one or more years, and are then replaced by other, newly emerging variants sometimes associated with epidemics.
引用
收藏
页码:102 / 107
页数:6
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