Figure 9From: The use of antibiotics to improve phage detection and enumeration by the double-layer agar techniqueInfluence of PAMA on phi IBB-SL58B phage plaques. A – Classical DLA; B – PAMA with 0.5 mg/l ampicillin and 5% glycerol; C – PAMA with 100 mg/l ampicillin and 5% glycerol.Back to article page