. 2019 Nov 15;10:1418. doi: 10.3389/fphys.2019.01418

TABLE 2.

Effect of dietary supplementation with organic acids in drinking water or in feed on cecal chyme Salmonella count (lg cfu/g) of broilers exposed to Salmonella Pullorum challenge.

Day of age^e	Unchallenge control	Challenge control	Challenge + VG^d	Challenge + OA^e water	Challenge + OA^e feed	Challenge + OA^e water + OA^e feed	P-value
Cecal chyme
7 days	4.75 ± 0.07	4.69 ± 0.06	4.7 ± 0.11	4.73 ± 0.08	4.78 ± 0.06	4.69 ± 0.10	0.100
14 days	6.48 ± 0.06^bc	7.94 ± 0.08^a	5.82 ± 0.07^c	6.83 ± 0.08^ab	6.79 ± 0.08^ab	6.75 ± 0.07^ab	<0.001
21 days	7.08 ± 0.12^abc	8.32 ± 0.27^a	5.92 ± 0.17^d	6.93 ± 0.10^abcd	6.90 ± 0.10^bcd	6.85 ± 0.16^cd	<0.001
42 days	8.25 ± 0.13^ab	9.87 ± 0.08^a	6.97 ± 0.15^d	7.71 ± 0.12^bcd	7.99 ± 0.38^abc	7.11 ± 0.22^cd	<0.001

^a–dMeans within a row with no common superscript differ significantly (n = 8; P < 0.05). Data are the mean of eight replicates with 14 birds each. ^eVG, virginiamycin feed grade premix. ^fOA, organic acids.