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Comparative studies on algal toxicity testing using fluorometric microplate and Erlenmeyer flask growth-inhibition assays.
Two fluorometric microplate algae growth-inhibition assays with a liquid volume of 2 mL and 200 microL per well are presented, and comparative studies on the toxicity of chemicals are carried outExpand
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Claudin-4-targeted optical imaging detects pancreatic cancer and its precursor lesions
Objectives Novel imaging methods based on specific molecular targets to detect both established neoplasms and their precursor lesions are highly desirable in cancer medicine. Previously, weExpand
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Consumer exposure to biocides - identification of relevant sources and evaluation of possible health effects
BackgroundProducts containing biocides are used for a variety of purposes in the home environment. To assess potential health risks, data on products containing biocides were gathered by means of aExpand
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Biodegradability testing of synthetic ester lubricants--effects of additives and usage.
The optimised biodegradability test system "O2/CO2 Headspace Test with GC-TCD" is used for the assessment of synthetic ester lubricants. The effects of both additives and usage on biodegradabilityExpand
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Evaluation of acute-to-chronic ratios of fish and Daphnia to predict acceptable no-effect levels
BackgroundAcute-to-chronic extrapolation is an important approach to predict acceptable no-effect levels from acute data which has some uncertainties, but is valuable for risk assessment of chemicalExpand
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Simulation Studies to Explore Biodegradation in Water-Sediment Systems: From OECD 308 to OECD 309.
Studies according to OECD 308 and OECD 309 are performed to simulate the biodegradation of chemicals in water-sediment systems in support of persistence assessment and exposure modeling. However,Expand
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Acute toxicity investigations of ester‐based lubricants by using biotests with algae and bacteria
Although ester‐based lubricants are ecologically acceptable due to their good biodegradability, there are still some environmental ecotoxicological impacts that have to be considered. Information onExpand
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Assessment of the Influence of Use on Ecotoxicological Characteristics of Synthetic Ester Lubricants
Synthetic ester lubricants need optimisation about their technical and their ecotoxicological characteristics. To determine the ecotoxicological potential the required examinations can be based onExpand
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Emission of biocides from hospitals: comparing current survey results with European Union default values.
Under the European Union (EU) Biocidal Products Directive 98/8/EC, comprehensive evaluations on substances of the Third Priority List were conducted until 31 July 2007. This list includes, amongExpand
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Evaluation of the integrated testing strategy for PNEC derivation under REACH.
Species sensitivity evaluation represents an approach to avoid chronic toxicity testing of aquatic vertebrates in accordance with the animal welfare concept of the EU chemicals regulation. In thisExpand
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