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. 2019 Mar 21;11(2):184–192. doi: 10.1007/s12560-019-09378-0

Table 2.

Percent recoveries of transmissible gastroenteritis virus (TGEV) and hepatitis A virus (HAV) seeded in 50-L surface water samples employing adsorption onto glass wool and different elution procedures

Elution Virus
TGEV HAV
Adsorption Elution Adsorption Elution
pH 11.0; O/N 73.8 2.9 44.1 6.8
pH 11.0 + Tween 80; O/N 64.3 0.4 41.9 22.6
pH 11.0; agitation, O/N 50.1 10.4 23.2 23.3
pH 11.0; recirculation 20 min 59.2 18.0 27.1 23.9
Average adsorption (mean ± SE) 61.9 ± 9.9 34.1 ± 10.5

The composition of the elution buffer was 0.05 M glycine with 3% of beef extract

O/N overnight, SE standard error