. 2019 Sep 25;14(9):e0222201. doi: 10.1371/journal.pone.0222201

Table 3. Sampling schedule for experiments I and II.

Sample	Experiment	0 PVD	21 PVD	35 PVD	5 dpi	7 dpi	11 dpi	14 dpi
Sera	Experiment I	✓	✓	✓		✓
Sera	Experiment II	✓	✓	✓		✓		✓
Nasal swabs	Experiment I	✓		✓	✓	✓
Nasal swabs	Experiment II	✓		✓	✓	✓	✓	✓
BALF	Experiment I
BALF	Experiment II					✓		✓
Lung tissues	Experiment I					✓
Lung tissues	Experiment II					✓		✓

Abbreviations: BALF = bronchoalveolar lavage fluid; dpi = days post-inoculation; PVD = post-vaccination days