Table 3. Effect of 0.5% L-glutamine supplementation on blood amino acid concentration in Hanwoo steers

Items (µmol/L)	Control	Treatment	SEM	p-value
Ammonium chloride	50.9	46.8	3.44	0.278
Glycine	62.1	65.5	3.88	0.410
L-Alanine	48.8	52.6	4.05	0.378
L-Arginine	22.7	26.0	1.84	0.123
L-Citrulline	23.3	30.2	3.01	0.061
L-Glutamic acid	12.4	28.2	7.58	0.083
L-Histidine	11.7	11.5	1.21	0.896
L-Isoleucine	24.0	26.4	2.86	0.421
L-Leucine	36.6	43.1	5.00	0.244
L-Lysine	37.1	37.7	8.72	0.944
L-Methionine	6.3	5.5	0.66	0.302
L-Ornithine-monohydrochloride	21.4	24.6	3.45	0.391
L-Phenylalanine	23.8	21.1	1.44	0.104
L-Tryptophan	6.3	7.7	0.76	0.132
L-Tyrosine	19.6	19.2	2.07	0.840
L-Valine	56.8	65.5	8.30	0.338
Taurine	12.0	14.4	1.93	0.256