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. 2017 Feb 24;12(2):e0172812. doi: 10.1371/journal.pone.0172812

Table 2. Histopathologic lesion scores in SPF chickens after in-ovo vaccinated with NDV strain TS09-Ca.

Vaccine Dosage (log10 EID50) Histopathologic lesion scoreb
5 dphc 10 dph 15 dph
Trachea Intestine Trachea Intestine Trachea Intestine
TS09-C 4.0 1 4 0 3 0 0
3.0 0 1 0 0 0 0
2.0 0 1 0 0 0 0
PBS - 0 0 0 0 0 0

aSPF chicken embryos in each group were inoculated with the different doses of NDV strain TS09-C, or PBS in a 0.1 ml volume via the amniotic route at 18 embryo-days.

bThe sum of histopathological lesion scores of 3 chickens in each group.

cDay post-hatch.