Table 5.

Free amino acid profiles in different Azorean Camellia sinensis samples (mg amino acid/g of dry weight sample).^a

Amino acids (AA)	C. sinensis samples (different plant parts and combinations of plant parts)
	B	1st L	2nd L	I	B+1st+2nd L	B+1st+2nd L + I	B+1st+2nd+3rd L + I
Asp	0.98 ± 0.02	0.88 ± 0.05	1.78 ± 0.05	0.55 ± 0.08	1.63 ± 0.04	0.78 ± 0.02	0.78 ± 0.04
Glu	2.10 ± 0.15	2.40 ± 0.07	2.45 ± 0.05	3.13 ± 0.10	2.28 ± 0.07	2.50 ± 0.03	2.20 ± 0.02
Asn	7.70 ± 0.23	6.40 ± 0.10	4.06 ± 0.13	5.00 ± 0.010	3.56 ± 0.10	4.76 ± 0.11	3.01 ± 0.04
Ser	1.88 ± 0.11	2.50 ± 0.02	1.88 ± 0.09	1.20 ± 0.04	1.73 ± 0.03	2.01 ± 0.08	1.28 ± 0.02
His	2.68 ± 0.12	3.48 ± 0.14	3.98 ± 0.09	13.73 ± 0.06	3.93 ± 0.08	10.18 ± 0.11	10.75 ± 0.08
Gly	tr	0.38 ± 0.03	0.45 ± 0.07	1.28 ± 0.02	0.28 ± 0.02	0.21 ± 0.02	0.93 ± 0.05
Thr	0.73 ± 0.08	0.80 ± 0.04	0.65 ± 0.09	1.28 ± 0.01	0.60 ± 0.07	1.07 ± 0.05	1.73 ± 0.03
Arg	0.95 ± 0.06	1.23 ± 0.09	tr	tr	0.75 ± 0.09	1.68 ± 0.03	tr
Thea	2.35 ± 0.07	2.30 ± 0.07	2.73 ± 0.06	17.00 ± 0.07	2.74 ± 0.02	10.59 ± 0.09	8.78 ± 0.04
Ala	tr	0.58 ± 0.08	0.60 ± 0.07	tr	tr	0.25 ± 0.01	0.45 ± 0.02
Tyr	0.45 ± 0.06	0.53 ± 0.08	0.55 ± 0.07	tr	0.50 ± 0.03	1.20 ± 0.04	0.83 ± 0.02
Met	2.93 ± 0.01	2.68 ± 0.08	1.75 ± 0.09	1.58 ± 0.04	1.65 ± 0.07	2.50 ± 0.03	1.55 ± 0.05
Trp	nd	nd	2.30 ± 0.03	nd	nd	nd	nd
Phe	2.50 ± 0.08	2.33 ± 0.02	1.60 ± 0.04	4.13 ± 0.07	1.43 ± 0.05	3.39 ± 0.09	1.95 ± 0.06
Ile	2.30 ± 0.08	1.90 ± 0.03	1.15 ± 0.04	0.83 ± 0.02	1.18 ± 0.02	1.27 ± 0.07	1.00 ± 0.07
Leu	1.95 ± 0.06	1.93 ± 0.02	1.17 ± 0.02	0.78 ± 0.03	1.18 ± 0.04	1.39 ± 0.07	1.03 ± 0.06
Total AA	29.50	30.32	27.10	50.49	22.44	43.78	36.27

^aValues are mean ± SD (n = 3). B, bud. I, internodes. L, leaves. Thea, theanine. nd, not detected. tr, traces.