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Table 4 Optical absorption (OD492nm) of bacterial strains generating biofilm after 48 h

From: Ferula latisecta gels for synthesis of zinc/silver binary nanoparticles: antibacterial effects against gram-negative and gram-positive bacteria and physicochemical characteristics

Bacterial strains and control

E. coli ATCC 25,922

P. aeruginosa ATCC 9027

B. subtilis PTCC 1365

S. saprophyticus ATCC 49,453

Control

mean ± standard deviation

2.006 ± 0.0007

2.402 ± 0.0014

1.712 ± 0.0019

1.801 ± 0.0004

0.303

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BMC Biotechnology

ISSN: 1472-6750

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