3Combs,G F,Combs S B.1986.Absorption and transfer[A].The role of selenium in nutrition[C].New Nork:Academic Press.
4Florence A T,1998.Evaluation of nano-and microparticle uptake by the gastrointestinal tract [J].Drug Target,34:221-223.
5Jani P, Florence A T.1992.Nanospheres and microsphere uptake via Peyer's patches:obser~.ation of the rate of uptake in the rat after a single oral dose[J].lnt.J Pharm.,80:239-246.
6Rotruck J T, Pope A L, Ganther H E.1973.Selenium:Biochemical role as a component of glutathione peroxidase[J],Science, 179 : 588-590,.
7Zhang J S,Gao X Y,Zhang L D.2001.Biological effects of a nano red elemental selenium[J].Biofactors. 15:27-38.
8Gao X Y,Zhang J S,Zhang L D.Hollow sphere selenium nanoparticle:their in vitro anti hydroxyl radical effect[J].Advanced Materials,2002,14:290-293.
9Zhang J S,Gao X Y,Zhang L D.Biological effects of a nano red elemental selenium[J].Biofactors,2001,15:27-38.
10Berry M J,Banu L,Larsen P R.Type Ⅰ iodothyronine deiodinase is a selenocysteine- containing enzyme[J].Nature,1991,341:438-440.
