Toxicokinetics of Pyrethroids in Humans: Consequences for Biological Monitoring K.-H. KühnB. WieselerH. Idel Pages: 101 - 108
Method for Analyzing Urinary Toluene and Xylene by Solid-Phase Microextraction (SPME), and Its Application to Workers Using Organic Solvents F. AsakawaF. JitsunariT. Kitamado Pages: 109 - 116
Chromosome Aberrations Study in Human Lymphocytes from Marijuana Smokers M. A. GarcíaG. WeigertM. Alarcón Pages: 117 - 121
Small-Scale Spatial Variation of Selenium Concentrations in Chironomid Larvae J. C. MalloyM. L. MeadeE. W. Olsen Pages: 122 - 129
Differences in Reproductive Characteristics Among Field Populations of Polycelis tenuis (Platyhelminthes) in a Metal Contaminated Stream M. B. M. IndeherbergG. MolenberghsE. R. Schockaert Pages: 130 - 137
Fractioning of Cu, Mn, Zn, and Pb in Mineral Soils Along an Oak Forest Vegetation Gradient in Mexico City A. QuirozK. Ilangovan Pages: 138 - 143
Heavy Metals in the Shrimp Xiphopenaeus kroyeri (Heller, 1862) (Crustacea, Penaeidae) from Ubatuba Bay, São Paulo, Brazil F. L. M. MantelattoW. E. P. AvelarT. Shuhama Pages: 152 - 159
Copper and Lead Accumulation in Tissues of a Freshwater Fish Tilapia zillii and Its Effects on the Branchial Na,K-ATPase Activity Ö. AyM. KalayM. Canli Pages: 160 - 168
Arsenic Induced Liver Hyperplasia and Kidney Fibrosis in Rainbow Trout ( Oncorhynchus mykiss) by Microinjection Technique: A Sensitive Animal Bioassay for Environmental Metal-Toxicity N. KotsanisJ. Iliopoulou-Georgudaki Pages: 169 - 178
Physiological and Biochemical Response of Scenedsmus obliquus to Combined Effects of Al, Ca, and Low pH F. X. KongW. L. SangJ. J. Li Pages: 179 - 186
Nitrate and Nitrite Accumulation in Fresh Vegetables from Greece K. FytianosP. Zarogiannis Pages: 187 - 192
Effects of DDVP, Naphthalene, and Cadmium on Intestinal Proteolytic Activity in Mozambique Tilapia ( Oreochromis mossambicus Peters) V. V. Kuz'minaG. M. ChuikoD. F. Pavlov Pages: 193 - 198
Organochlorine Pesticides in Water, Sediment, and Fish of Paranoá Lake of Brasilia, Brazil E. D. CaldasR. CoelhoS. C. Silva Pages: 199 - 206
Inhibition of Glutathione S-Transferase Catalyzed Xenobiotic Detoxication by Organotin Compounds in Tropical Marine Fish Tissues S. M. Al-GhaisB. Ali Pages: 207 - 213
Evaluation of Selected Endocrine Disrupting Compounds on Sex Determination in Daphnia magna Using Reduced Photoperiod and Different Feeding Rates K. N. BaerK. D. Owens Pages: 214 - 221
Effect of Zeolite on the Reduction of Cadmium Toxicity in Water and a Freshwater Fish, Oreochromis mossambicus R. JamesK. Sampath Pages: 222 - 229
Susceptibility of Embryonic and Larval African Catfish ( Clarias gariepinus) to Toxicants L. T. H. NguyenC. R. JanssenF. A. M. Volckaert Pages: 230 - 237