Seasonal Fluctuation of the Population and Characterization of Bacillus spp. Isolated from the Coastal Soils of Digha, West Bengal, India

Table 5

Antibiotic sensitivity tests of the isolated Bacillus spp. against some standard antibiotics.

Antibiotic	Sensitive	Resistant
Amoxicillin (10 g), Chloramphenicol (30 g), Ciprofloxacin (30 g), Kanamycin (30 g), Streptomycin (10 g), Tetracycline (30 g), Vancomycin (30 g), polymyxin B (300 units), and Bacitracin (10 units)	DSB1, DSB2, DSB3, DSB4, DSB5, DSB6, DSB7, DSB8, DSB9, DSB10, DSB11, DSB12, DSB13, DSB14, DSB15, DSB16, DSB17, DSB18, DSB19, DSB20, DSB21, DSB22, DSB23, DSB24, and DSB25	—
Ampicillin (10 g) and Nystatin (100 U)	—	DSB1, DSB2, DSB3, DSB4, DSB5, DSB6, DSB7, DSB8, DSB9, DSB10, DSB11, DSB12, DSB13, DSB14, DSB15, DSB16, DSB17, DSB18, DSB19, DSB20, DSB21, DSB22, DSB23, DSB24, and DSB25
Erythromycin (15 g)	DSB1, DSB2, DSB6, DSB7, DSB8, DSB9, DSB10, DSB12, DSB13, DSB14, DSB15, DSB16, DSB17, DSB18, DSB19, DSB21, DSB22, DSB23, DSB24, and DSB25	DSB3, DSB4, DSB5, DSB11, and DSB20
Penicillin G (10 units)	DSB2, DSB10, DSB11, DSB12, DSB13, DSB14, DSB15, DSB21, DSB22, and DSB25	DSB1, DSB3, DSB4, DSB5, DSB6, DSB7, DSB8, DSB9, DSB16, DSB17, DSB18, DSB19, DSB20, DSB23, and DSB24
Rifampicin (5 g)	DSB3, DSB4, DSB5, DSB6, DSB7, DSB8, DSB9, DSB10, DSB12, DSB13, DSB14, DSB15, DSB16, DSB17, DSB20, DSB21, DSB22, DSB23, DSB24, and DSB25	DSB1, DSB2, DSB11, DSB18, and DSB19