Development of a Reverse Transcription Loop-Mediated Isothermal Amplification Method for the Rapid Detection of Subtype H7N9 Avian Influenza Virus

Table 3

Detection of H7N9 influenza viruses in clinical samples by virus isolation, RT-LAMP, and RT-PCR.

Source of samples^a	Total number of samples	H7N9 virus positive samples
		Virus isolation	RT-LAMP	RT-PCR
Chickens	142	10	10	10
Pigeons	33	3	3	3
Ducks	30	0	0	0
Environment^b	54	5	5	3
Total	259	18	18	16

aAll samples were collected from poultry farms and live poultry markets in Shanghai and Anhui Province.
^bThe samples collected from the environment included soil, water, and fecal samples from different areas of the markets.