Mean reductions in L. innocua of 1.1, 1.4 and 1.93 log10 cfu/mlwere obtained in samples treated with PL for 2, 4 and 8 s, respectively.In contrast to E. coli following the 8 s treatment, L. innocuasurvivors could still be detected (1.95 log10 cfu/ml). No significantdifferences in counts were observed when samples exposed 2 or 4 streatments were compared (p 0.05) while significant differenceswere noticed between the 2 and 8 s treatments (p <0.05). Samplestorage for 24 or 48 h following treatment did not significantly alterlevels of surviving cells, thus indicating no subsequent recovery ofcells occurred.
การแปล กรุณารอสักครู่..