Table 14 Inhibition of hemagglutination of IRA by mono- and oligosaccharides

Inhibitor a

Minimun inhibitor concentration (mM)b

Specificity factor c

Methyl β - galactoside

0.60

1.0

Fucose

1.71

2.85

Galactose

3.13

5.22

L-Arabinose

5.60

9.33

Methyl α - galactoside

8.44

14.1

Lactulose [β Gal (1-->4) Fru]

0.20

0.33

Lactose [β Gal (1-->4) Glc]

1.06

1.77

Melibiose [αGal (1-->6) Glc]

12.5

20.8

Raffinose [αGal (1-->6) αGlc(1-->2) βFru]

16.7

27.8

 

 

 

a  Glucose, glucosamine, N-acetylglucosamine, galactosamine, N-acetylgalactosamine, mannose, mannosamine, fructose, xylose, rhmnose, ribose, deoxyribose, lactobionic acid, and maltose did not inhibit at all at concentrations up to 200 mM.

b These are minimun concentrations required for inhibition of hemagglutination of IRA (titer 4)

c Calculated in relation to methyl β-galactoside