Table 3.

Amino acid content of diaphragma juglandis fructus and walnut shell (mg/g dw)

Amino acids	Diaphragma juglandis fructus	Walnut shell
Lysine (Lys)	2.41 ± 0.02a	0.13 ± 0.01
Phenylalanine (Phe)	1.23 ± 0.02a	0.90 ± 0.03
Threonine (Thr)	1.04 ± 0.03	0.85 ± 0.03
Isoleucine (Ile)	1.25 ± 0.04a	0.87 ± 0.02
Leucine (Leu)	2.09 ± 0.07a	1.53 ± 0.04
Valine (Val)	1.66 ± 0.04a	1.14 ± 0.02
Total essential amino acids	9.67 ± 0.10a	5.42 ± 0.06
Aspartic acid (Asp)	0.59 ± 0.03	0.56 ± 0.03
Serine (Ser)	1.61 ± 0.03a	1.24 ± 0.03
Glutamate (Glu)	3.86 ± 0.02a	3.05 ± 0.04
Glycine (Gly)	2.10 ± 0.05a	1.33 ± 0.04
Alanine (Ala)	1.56 ± 0.02a	1.12 ± 0.05
Cystine (Cys)	2.15 ± 0.04	2.07 ± 0.04
Tyrosine (Tyr)	0.88 ± 0.04a	0.49 ± 0.01
Proline (Pro)	2.40 ± 0.02a	1.30 ± 0.03
Arginine (Arg)	1.13 ± 0.03	1.55 ± 0.04a
Histidine (His)	2.61 ± 0.04a	1.07 ± 0.02
Methionine(Met)	0.98 ± 0.04	1.13 ± 0.05
Total nonessential anmino acids	19.85 ± 0.11a	14.92 ± 0.13
Total amino acids	29.52 ± 0.15a	20.34 ± 0.11

^aA value that is significantly greater (p < 0.05) than its paired value is denoted with an “a”. Paired results with no letter have no significant difference