1087
A
0
20
40
60
80
100
0
6
12
18
24
30
day(s)
% Amp resistant colony
pHY300PLK
pHYB43
pBluescript II KS
pCHIB1
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B
0
20
40
60
80
100
0
6
12
18
24
30
day(s)
%Amp resistant colony
pHY300PLK
pHYB43
pBluescript II KS
pCHIB1