The negative selection of the barA mutant at all sites after oral dosing of calves is consistent with the role of SirA TCS in control of carbon storage .
The negative selection of the barA mutant at all sites after oral dosing of calves is consistent with the role of SirA TCS in control of biofilm formation .
The negative selection of the barA mutant at all sites after oral dosing of calves is consistent with the role of SirA TCS in control of motility .
The negative selection of the barA mutant at all sites after oral dosing of calves is consistent with the role of SirA TCS in control of T3SS-1 .