Table 2.

Location and frequency of portal of entry in first-instar Aedes albopictus larvae

Primary infection site	GFP larvae number infected with recombinant virus
	vAep7NS1-BIT-GFP	vAep61NTS-BIT-GFP	Total
Anal papillae (SA*)	248 (157)	229 (133)	477 (290)
Bristle cell (SA)	213 (104)	187 (102)	400 (206)
Base of anal papillae (SA)	63 (14)	81 (17)	144 (31)
Other† (SA)	49 (11)	21 (9)	70 (20)
Multiple sites	135	144	279

^*SA = site alone, the location indicated was unique site of green fluorescent protein (GFP) expression observed.

^†All locations other than the three kinds of primary infection indicated in the table.