Table 4. Putative identification of OTUs according to MiCA3 virtual digest (http://mica.ibest.uidaho.edu/digest.php) and abundance of the identified organisms.

C: Control, T: tetracycline supplementation, G: ginger supplementation, I: inulin supplementation.

OTU	Treatment combinations						Enzyme	Organism identified [Reference for categorization]
	C vs. T	C vs. G	C vs. I	T vs. G	T vs. I	G vs. I
Beneficial organisms
32	↑*	↑	↑	↓	↓	↑	MspI	Butyrivibrio fibrisolvens [31]
79	↑*	≈	≈	↓	↓*	≈	MspI	Parabacteroides distasonis [32]
93	↑	↑*	↑*	↑	↑	↑	MspI	Bacteroides intestinalis [33]
151	≈	↑	↑*	↑	↑	↓	BsuRI	Denitrobacter sp. [34]
164	↑*	↑*	≈	↓	↓	↓	MspI	Phascolarctobacterium faecium [35]
195	≈	↑	↑*	↑	↑*	↓	BsuRI	Methylobacterium sp. [36]
223	↓	↑	↑*	↑	↑*	↑	MspI	Eubacterium oxidoreducens [37]
280	↑*	↑	↑	↓	↓	↓	BsuRI	Lactobacillus ruminis [38]
288	↓	↑*	↑*	↑	↑*	↓	MspI	Selenomonas sp. [39]
298	↓	↑	↑*	↑*	↑*	↓	MspI	Selenomonas infelix [40]
325	≈	↑	↑	↑	↑	≈	Sau3AI	Anaerovibrio lipolyticus [41]
Pathogenic organisms
66	↓*	↓	↓	↑	≈	↓	Sau3AI	Flavobacterium sp. [42]
227	↑*	≈	↑	↓	↓	↑	BsuRI	Paenibacillus sp. [43]
229	↑*	↓	↓	↓*	↓*	≈	Sau3AI	Atopostipes suicloacalis [44]
243	↑	↓*	≈	↓*	↓	↑	Sau3AI	Bartonellaquintana str. Toulouse [45]

↑ Increased, ↓ Decreased, ≈ No change

* significant change (p<0.05)