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Showing result 6 - 7 of 7 essays matching the above criteria.

1. 6. The antihistamine hydroxyzine and Odonata : Bioaccumulation and effects on predator-prey interactions between dragonfly and damselfly larvae

   University essay from Institutionen för ekologi, miljö och geovetenskap

   Author : Ellinor Bomark; [2014]
   Keywords : Aquatic insects Odonata predator-prey bioconcentration antihistamines;

   Abstract : Through wastewater entering aquatic environments, aquatic insects are continuously exposed to pharmaceuticals including neurologically active antihistamines. The antihistamine hydroxyzine has previously been found to lower activity in damselflies and to reach 2000 times the concentration of surrounding water in damselfly tissue. READ MORE

3. 7. Association of hydrophobic organic contaminants to size fraction of natural humic substances : using ultrafiltration and high-performance liquid chromatography

   University essay from SLU/Dept. of Aquatic Sciences and Assessment

   Author : Kristina Tattersdill; [2011]
   Keywords : humic substance; high-performance size exclusion chromatography; ultrafiltration; pesticide; size fraction;

   Abstract : Ultrafiltration and high-performance size exclusion chromatography (HPSEC) were used to determine interactions between different size-fractions of natural humic substance and carbofuran, lindane, chlorpyrifos and PCB-105. Ultrafiltration, using filter MWCO size of 1 kDa and 100 kDa, showed an adsorption of pesticide to filter. READ MORE