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Table 8 Frequency of resistance genes among virulence factors producing entrococci

From: High incidence of virulence determinants, aminoglycoside and vancomycin resistance in enterococci isolated from hospitalized patients in Northwest Iran

Resistance genes Van A(n = 10) Van C (n = 2) aac(6′)-Ie-aph(2″)-Ia (n = 20) aph(3′)-IIIa (n = 71) ant(4′)-Ia (n = 6) aph(2″)-Ic (n = 9) aph(2″)-Ib (n = 5) aph(2″)-Id (n = 7) ant(3″)-III (n = 84) ant(6′)-Ia (n = 57)
Virulence factors
Cytolytic activity (n = 35) 8* 1 14* 20* 4 8* 4* 6* 34* 32*
Gelatinase activity (n = 25) 8* 2 18* 16 6* 9* 4* 7* 25* 25*
Hemagglutination (n = 75) 7 1 13 60* 5 9 5 7 74* 53*
Biofilm formation (n = 74) 10 1 17 66* 6 8 5 7 74* 56*
  1. Fisher s Exact test was used to determine the statistical significance of the data
  2. *P value of < 0.05 was considered significant