Fig. 4From: Impact of serotype and sequence type on the preferential aerosolization of Streptococcus suis Ratio of different ST of S. suis serotype 2 in the nebulizing solution and in the air. ST1, 3 strains tested. ST25, 2 strains tested. ST28, 2 strains tested. A Student’s t test analysis for normal distribution was used to perform comparisons. * Significantly different at P value <0.05Back to article page