Copper-induced changes in the urea uptake and urease activity have been investigated in the cyanobacteria Anabaena doliolum and Anacystis nidulans.Copper,at and
The mutagenicity of diesel exhaust particles(DEP)was studied by using Salmonella typhimurium strains TA98 and TA100 in vitro and mice micronucleus in vivo test.