Table 2. Mean log reduction c.f.u. ml⁻¹ among ESKAPE pathogens after 1 h incubation with 16-PLL₁₀.

		Susceptible reference strain		Resistant strain/isolate
	Bacterial species	Ref number	Log reductionc.f.u. ml−1Mean±SEM*	Ref number	Log reductionc.f.u. ml−1Mean±SEM*
Tested at 0.25 µM	A. baumannii	19 606	0.65±0.12	CI 23AD06	1.17±0.22
	P. aeruginosa	27 853	1.53±0.15	13 437	0.76±0.18
	E. faecium	7174	5.13±0.13†	12 204	5.03±0.14
	K. pneumoniae	9633	3.05±0.14	2146	5.61±0.05†
	S. aureus	25 923	2.42±0.66	43 300	2.23±0.18
	E. cloacae	–	–	13 405	0.62±0.14
Tested at 2.5 µM	A. baumannii	19 606	4.49±0.39†	CI 23AD06	4.96±0.11†
	P. aeruginosa	27 853	4.65±0.10†	13 437	3.70±0.49†
	E. cloacae	–	–	13 405	4.60±0.33†

a a*Assays carried out in triplicate on three separate occasions. limit of detection of the assay reached for at least one replicate.

†Limit of detection of the assay reached for at least one replicate.