TABLE 2.

Quantification of viral particles in mid- and distal axons

Capsid	No. at:
	24 h p.i. (n = 1206)a	48 h p.i. (n = 768)a
Enveloped in axons	1	1
Unenveloped in axons	6	7
Enveloped in varicosities	24	10
Unenveloped in varicosities	3	7
Partially enveloped in varicosities	3	1
Enveloped in growth cones	25	11
Unenveloped in growth cones	6	3
Partially enveloped in growth cones	2	0
Extracellular	28b	150b

^aThe total numbers of axon processes and regions of axons examined were 1,206 at 24 h p.i. and 768 at 48 h p.i.

^bP < 0.001 (Pearson chi-square test).