Promoters P3, Pa/Pb, P4, and P5 upstream from blaTEM genes and their relationship to β-lactam resistance

被引:66
作者
Lartigue, MF
Leflon-Guibout, W
Poirel, L
Nordmann, P
Nicolas-Chanoine, MH
机构
[1] Hop Ambroise Pare, Assitance Publ Hop Paris, Serv Microbiol Hyg, F-92100 Boulogne, France
[2] Univ Versailles, Fac Paris Ile France Ouest, St Quentin en Yvelines, France
[3] Hop Bicetre, Assistance Publ Hop Paris, Serv Bacteriol Virol, Le Kremlin Bicetre, France
[4] Univ Paris 11, Fac Med, Paris, France
关键词
D O I
10.1128/AAC.46.12.4035-4037.2002
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Using an isogenic system, we have determined the impact that the four promoters known to control bla(TEM) gene expression have on P-lactamase activity. For both TEM-1 and TEM-30, this activity gradually increased in relation to the presence of promoters P3, Pa/Pb, and P4 upstream of the corresponding gene. Promoter P5, only found upstream of the bla(TEM-1B) gene, was related to the highest expression of this gene.
引用
收藏
页码:4035 / 4037
页数:3
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