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Table 1 Infectivities of virus strains and mutants after neuraminidase treatment of the cells

From: The sialic acid binding activity of the S protein facilitates infection by porcine transmissible gastroenteritis coronavirus

 

Virus adsorption time

 

5 min

20 min

60 min

TGEV PUR46

35.8% (*, 4)

55.0% (*, 4)

74.4% (4)

TGEV HAD3

149.1% (*, 4)

144.1% (*, 4)

130.7% (*, 4)

TGEV m8

98.8% (4)

not determined

110.0% (4)

TGEV m10

119.9% (*, 4)

not determined

109.3% (*, 4)

TGEV Miller

67.7% (*, 3)

76.9% (*, 3)

74.0% (*, 3)

IBV Beaudette

66.6% (*, 3)

not determined

53.3% (*, 3)

  1. The significance of the value is indicated by an asterisk, the number of independent experiments used for calculation is indicated in brackets.