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Table 3 Bioaccessibility of Cu, Pb, As, Cd and Hg in whole C. sinensis, stroma and caterpillar body

From: Bioaccessibility and risk assessment of heavy metals, and analysis of arsenic speciation in Cordyceps sinensis

Part

Index (%)

Cu

Pb

As

Hg

Cd

 

Total heavy metal content (mg kg−1)

15.21 ± 1.10

1.44 ± 0.46

9.70 ± 0.62

0.06 ± 0.02

0.11 ± 0.02

W

Bioaccessibility (%)

41.29 ± 1.86

40.11 ± 18.18

64.46 ± 6.68

18.91 ± 14.63

81.14 ± 10.66

Gastric extract (%)

41.00 ± 2.00

11.25 ± 13.10

49.24 ± 3.95

10.09 ± 5.03

76.92 ± 28.31

Intestinal extract (%)

0.29 ± 0.30

28.87 ± 12.63

15.21 ± 3.02

8.88 ± 9.58

9.53 ± 11.31

Total heavy metal content (mg kg−1)

15.02 ± 0.95

1.39 ± 0.46

13.47 ± 0.84

0.06 ± 0.01

0.08 ± 0.01

C

Bioaccessibility (%)

48.26 ± 3.69

42.92 ± 5.14

66.15 ± 2.19

12.86 ± 3.57

87.07 ± 4.39

Gastric extract (%)

44.19 ± 1.67

18.24 ± 11.00

52.54 ± 2.10

7.22 ± 1.88

83.94 ± 4.45

Intestinal extract (%)

4.07 ± 4.06

24.68 ± 8.53

13.61 ± 1.63

5.70 ± 5.40

3.13 ± 0.23

Total heavy metal content (mg kg−1)

18.63 ± 0.57

2.06 ± 0.44

1.49 ± 0.17

0.07 ± 0.01

0.22 ± 0.06

S

Bioaccessibility (%)

38.30 ± 3.80

30.53 ± 10.80

30.18 ± 9.62

7.46 ± 0.10

82.30 ± 0.49

Gastric extract (%)

35.77 ± 0.90

13.68 ± 6.37

18.70 ± 5.70

3.05 ± 1.95

79.03 ± 0.28

Intestinal extract (%)

2.53 ± 3.30

16.85 ± 4.49

11.45 ± 4.51

4.56 ± 2.19

3.28 ± 0.24

  1. Results are expressed as mean ± SD, (n = 3)
  2. W whole C. sinensis, C caterpillar body, S stroma