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. 2017 May 24;12(5):e0178094. doi: 10.1371/journal.pone.0178094

Table 4. Porcine Delta Coronavirus (PDCoV) titer during 56 day incubation in feed ingredients.

Time (days) PDCoV Virus Titer Log TCID50/mL
Feed SDPP1 Meat Meal Meat Bone Meal Blood Meal Soybean Meal Corn Low oil DDGS2 Medium oil DDGS2 High oil DDGS2
0 5.51 5.62 5.51 5.72 5.51 6.61 3.72 6.28 5.51 5.95
1 5.28 5.06 5.17 6.17 5.28 4.51 4.73 6.06 5.28 5.61
3 4.40 3.73 4.61 4.29 4.40 5.17 3.51 4.51 4.40 4.73
7 3.17 3.95 3.61 4.95 3.17 5.50 3.61 5.39 3.17 5.28
14 2.73 2.51 2.40 4.06 2.73 5.40 4.40 3.84 2.73 3.73
21 2.51 2.51 3.17 3.51 2.51 5.40 3.51 3.95 2.51 3.84
28 2.51 2.51 3.51 3.51 2.51 5.29 2.84 2.51 2.51 2.51
35 2.62 2.51 2.84 2.61 2.62 5.51 2.40 2.40 2.62 3.29
42 1.28 0.95 2.17 2.51 1.28 5.06 1.51 0.51 1.28 1.06
49 0.50 0.51 1.95 1.95 0.50 5.40 0.51 0.51 0.50 0.51
56 0.50 0.51 1.51 1.51 0.50 5.17 0.51 0.51 0.50 0.51
Log Reduction
7 2.34 1.67 1.89 0.77 2.34 1.11 0.11 0.89 2.34 0.67
14 2.78 3.11 3.11 1.67 2.78 1.22 0.00 2.44 2.78 2.22
28 3.00 3.11 2.00 2.22 3.00 1.33 0.89 3.78 3.00 3.45
42 4.23 4.67 3.33 3.22 4.23 1.55 2.22 5.78 4.23 4.89
56 5.01 5.11 4.00 4.22 5.01 1.44 3.22 5.78 5.01 5.45

1 Spray dried porcine plasma

2 Dried distillers grains