Evaluation of NxTAG Respiratory Pathogen Panel and Comparison with xTAG Respiratory Viral Panel Fast v2 and Film Array Respiratory Panel for Detecting Respiratory Pathogens in Nasopharyngeal Aspirates and Swine/Avian-Origin Influenza A Subtypes in Culture Isolates

Table 3

Analytical sensitivity of NxTAG RPP, xTAG RVP, and FilmArray RP for detecting influenza A, avian- or swine-origin subtypes.

Influenza A		Limit of detection [viral load (log10 copies/ml); log10 TCID50/ml] of influenza A subtype
		NxTAG RPP		xTAG RVP		FilmArray RP
Subtype	Strains	Viral load	TCID50	Viral load	TCID50	Viral load	TCID50
H1N1pdm09	A/HK/415742/09/H1N1	3.0	0.1	3.0	0.1	3.0	0.1
H2N2	A/Asia/57/3	3.7	3.2	3.7	3.2	2.7	0.32
H3N2v	A/Wisconsin/12/2010	2.0	0.1	4.0	10	3.0	1
H5N1	A/Vietnam/3028/04	4.2	0.56	4.2	0.56	4.2	0.56
H5N6	A/H5N6/HK/2016	3.0	1	5.0	100	3.0	1
H7N9	A/Anhui/1/2013	3.4	0.178	6.4	178	4.4	1.78
H9N2	A/HK/1073/99	1.8	0.0056	3.8	0.56	3.8	0.56
Mean		3.0	0.7	4.3	41.8	3.4	0.8