Table 5.

Contents of GSH and PCs in the stems of Perilla frutescens and roots of rice (n = 3).^a 1—stems of Perilla frutescens under non-stress; 2—stems of Perilla frutescens under cadmium stress; 3—roots of rice under non-stress; 4—roots of rice under cadmium stress.

	GSH		PC2		PC3		PC4		PC5		PC6
samples	µg ml−1	µg g−1	µg ml−1	µg g−1	µg ml−1	µg g−1	µg ml−1	µg g−1	µg ml−1	µg g−1	µg ml−1	µg g−1
1	4.67 ± 0.15	46.7 ± 1.52	—	—	—	—	—	—	—	—	—	—
2	3.10 ± 0.11	31.0 ± 1.14	—	—	11.30 ± 0.50	113.0 ± 5.11	—	—	23.48 ± 0.77	234.8 ± 7.70	—	—
3	1.40 ± 0.07	14.0 ± 0.70	—	—	—	—	—	—	—	—	—	—
4	1.51 ± 0.06	15.1 ± 0.63	—	—	12.64 ± 0.65	126.4 ± 6.54	—	—	—	—	—	—

^aChromatographic conditions are the same as in figure 1.