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. 2017 Mar 7;8:320. doi: 10.3389/fpls.2017.00320

Table 3.

The hydrolyzed amino acid concentrations in P. cathayana female and male leaves as affected by solar UV-B radiation.

Amino acids (mg g−1 DW) MC MU FC FU F: sex F: uvb F: sex×uvb
Aspartic acid 1.44 ± 0.01c 1.16 ± 0.00d 1.67 ± 0.02a 1.63 ± 0.00b 0.000 0.000 0.000
Threonine 0.66 ± 0.00b 0.52 ± 0.00c 0.77 ± 0.00a 0.76 ± 0.00a 0.000 0.001 0.000
Serine 0.68 ± 0.00b 0.55 ± 0.01c 0.77 ± 0.01a 0.76 ± 0.00a 0.000 0.000 0.000
Glutamic acid 1.85 ± 0.00b 1.53 ± 0.00c 2.16 ± 0.01a 2.16 ± 0.00a 0.000 0.000 0.000
Glycine 0.81 ± 0.01b 0.64 ± 0.00c 0.94 ± 0.02a 0.92 ± 0.00a 0.000 0.000 0.000
Alanine 1.14 ± 0.00b 0.90 ± 0.00c 1.34 ± 0.00a 1.34 ± 0.00a 0.000 0.000 0.000
Cystine 0.06 ± 0.00a 0.06 ± 0.00a 0.06 ± 0.00a 0.06 ± 0.00a 0.408 0.061 0.119
Valine 0.87 ± 0.01b 0.70 ± 0.00c 1.03 ± 0.01a 1.03 ± 0.00a 0.000 0.000 0.000
Methionine 0.14 ± 0.00b 0.10 ± 0.01c 0.20 ± 0.01a 0.20 ± 0.00a 0.000 0.000 0.000
Isoleucine 0.67 ± 0.00b 0.52 ± 0.00c 0.78 ± 0.01a 0.79 ± 0.00a 0.000 0.001 0.000
Leucine 1.27 ± 0.00c 0.97 ± 0.00d 1.58 ± 0.01a 1.55 ± 0.00b 0.000 0.000 0.000
Tyrosine 0.35 ± 0.01b 0.25 ± 0.00c 0.44 ± 0.00a 0.44 ± 0.01a 0.000 0.000 0.000
Phenylalanine 0.75 ± 0.00b 0.58 ± 0.00c 0.92 ± 0.00a 0.91 ± 0.00a 0.000 0.000 0.000
Lysine 0.49 ± 0.01a 0.35 ± 0.00b 0.49 ± 0.01a 0.49 ± 0.00a 0.000 0.000 0.000
Histidine 0.37 ± 0.00b 0.32 ± 0.01c 0.44 ± 0.01a 0.43 ± 0.00a 0.000 0.000 0.000
Arginine 0.56 ± 0.00c 0.43 ± 0.00d 0.70 ± 0.01a 0.68 ± 0.00b 0.000 0.000 0.000
Proline 0.66 ± 0.01c 0.56 ± 0.00d 0.83 ± 0.01a 0.81 ± 0.00b 0.000 0.000 0.000

MC, males under low UV-B radiation; MU, males under high UV-B radiation; FC, females under low UV-B radiation; FU, females under high UV-B radiation; DW, dried weight; Fsex, sex effect; Fuvb, UV-B effect; Fsex×uvb, the interactive effect of sex and UV-B; Values followed by different letters in the same row are significantly different at the P < 0.05 level according to Tukey's test. Values are mean ± SE (n = 3).

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