For isolation and differentiation of pathogens involved in Mastitis.

Mastitis GP:

• S. agalactiae → blue-green
• S. uberis → metallic blue
• S. aureus → pink
• Gram negative bacteria → inhibited

Mastitis GN:

• E. coli → red
• Klebsiella, Enterobacter, Citrobacter → metallic blue (+/- red halo)
• Proteus → brown halo
• Pseudomonas → cream, translucent
• C. albicans → white, opaque, small
• Gram positive bacteria → inhibited