[1] [1] Analytical Atomic Spectrometry, 1993, 8： 781.

          Vandecasteele Cano, Vanhoe Hans, Darns Richard. Journal of

[2] [2] Haraguchi H, Fujimori E, Inagaki K. In Free Radical and Antioxidant

          Protocols, ed. by Armstrong D. Totowa: Humana Press, 1998. 389.

[3] [3] Sullivan J F, Blotcky A J, Jetton M M, et al. J. Nutr., 1979, 109:

          1432.

[4] [4] Versieck J, Cornelis R. Trace Elements in Human Plasma or Serum.

          Boca Raton: CRC Press, 1989.

[5] [5] Haraguchi H. Bull. Chem. Soc. Jpn., 1999, 72: 1163.

[6] [6] Sternlieb I, Morell A G, et al. Journal of Clinical Investigation,

          1961, 40: 1834.

[7] [7] Mason K E. Nutrition, 1979, 109： 1979.

[8] [8] Parisi A F, Vallee B L. Biochemistry, 1970, 9: 2421.

[9] [9] Giroux E L, Henkin R I. Biochim. Biophys. Acta, 1972, 273: 64.

[10] [10] Whitehouse R C, Prasad A C, Cossak Z T. Clin. Chem., 1983, 29:

          1974.

[11] [11] Foote J W, Delves H T. Analyst, 1988, 113: 911.

[12] [12] Noubah A M, Al-Awqati M A. Clin. Chem., 1990, 36(6): 860.

[13] [13] Foote J W, Delves H T. Analyst, 1984, 109: 709.

[14] [14] 871.

          Chilver D C, Dawson J B, Toosi M H B, et al. Analyst, 1984, 109:

[15] [15] Kazumi Inagaki, Naoko Mikuriya, Sayaka Morita, et al. Analyst,

          2000, 125： 197.

[16] [16] Bradford M. Anal. Biochem., 1976, 72: 248.

[18] [18] Alain Favier, Ruffieux D. Biological Trace Element Research, 1988,

          18(1): 145.

[19] [19] 51(3): 267.

          Lin Te-hsien, Cheng Su-ya. Biological Trace Element Research, 1996,