Search Results - "Kümmerer, K."

Environmental side effects of pharmaceutical cocktails: What we know and what we should know by Vasquez, M.I., Lambrianides, A., Schneider, M., Kümmerer, K., Fatta-Kassinos, D.

“…•Designing strategies for pharmaceutical mixture testing.•Mixtures of pharmaceuticals with emerging environmental concern.•Methods of analysis of results…”
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Photolysis of mixtures of UV filters octocrylene and ethylhexyl methoxycinnamate leads to formation of mixed transformation products and different kinetics by Jentzsch, F., Reich, M., Kümmerer, K., Olsson, O.

“…The treatment with ultraviolet (UV) light is a well-known technique for water disinfection. Photodegradation by UV light is in discussion as measure for…”
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The role of irradiation source setups and indirect phototransformation: Kinetic aspects and the formation of transformation products of weakly sunlight-absorbing pesticides by Hensen, B., Olsson, O., Kümmerer, K.

“…In this study, emission spectra of three different commonly used xenon irradiation sources were analyzed and compared for the first time to ascertain the most…”
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Transformation products of pharmaceuticals in surface waters and wastewater formed during photolysis and advanced oxidation processes – Degradation, elucidation of byproducts and assessment of their biological potency by Fatta-Kassinos, D., Vasquez, M.I., Kümmerer, K.

“…► Transformation products during photolytic processes and advanced oxidation processes. ► Gaps with regard to the potential effects related to such compounds…”
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Toxicity testing with luminescent bacteria – Characterization of an automated method for the combined assessment of acute and chronic effects by Menz, J., Schneider, M., Kümmerer, K.

“…•A new method for analysis of acute and chronic effects towards luminescent bacteria.•Improved sensitivity towards substances with time-dependent…”
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Usage pattern-based exposure screening as a simple tool for the regional priority-setting in environmental risk assessment of veterinary antibiotics: A case study of north-western Germany by Menz, J., Schneider, M., Kümmerer, K.

“…•Usage pattern-based exposure screening of veterinary antibiotics in soil.•A case study based on approximated scenarios for north-western Germany.•Predicted…”
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The lipid composition of the in situ pellicle by Reich, M., Hannig, C., Hannig, M., Kümmerer, K., Kensche, A.

“…OBJECTIVEThe present study aimed to systematically analyse the complete lipid profile of the in situ pellicle in comparison to saliva. For the first time, the…”
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Photodegradation of the UV filter ethylhexyl methoxycinnamate under ultraviolet light: Identification and in silico assessment of photo-transformation products in the context of grey water reuse by Jentzsch, F., Olsson, O., Westphal, J., Reich, M., Leder, C., Kümmerer, K.

“…To prevent water shortages in the future and to reduce domestic water consumption, decentralized grey water (GW) reuse has become increasingly important. This…”
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Model-based estimation of pesticides and transformation products and their export pathways in a headwater catchment by Gassmann, M, Stamm, C, Olsson, O, Lange, J, Kümmerer, K, Weiler, M

“…Pesticides applied onto agricultural fields are frequently found in adjacent rivers. To what extent and along which pathways they are transported is influenced…”
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Physico-chemical characteristics affect the spatial distribution of pesticide and transformation product loss to an agricultural brook by Gassmann, M., Olsson, O., Stamm, C., Weiler, M., Kümmerer, K.

“…Diffuse entry of pesticide residues from agriculture into rivers is spatially unevenly distributed. Therefore, the identification of critical source areas…”
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Significance of antibiotics in the environment by Kummerer, K.

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Biodegradability of cefotiam, ciprofloxacin, meropenem, penicillin G, and sulfamethoxazole and inhibition of waste water bacteria by AL-AHMAD, A, DASCHNER, F. D, KÜMMERER, K

“…Most antibiotics are metabolized only incompletely by patients after administration and enter the municipal sewage with the patients' excretions. Little is…”
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Chronic ecotoxic effects to Pseudomonas putida and Vibrio fischeri, and cytostatic and genotoxic effects to the hepatoma cell line (HepG2) of ofloxacin photo(cata)lytically treated solutions by Vasquez, M.I., Garcia-Käufer, M., Hapeshi, E., Menz, J., Kostarelos, K., Fatta-Kassinos, D., Kümmerer, K.

“…Ofloxacin (OFL), a broad-spectrum and widespread-used photolabile fluoroquinolone, is frequently found in treated wastewaters, aquatic and terrestrial…”
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Biodegradation potential of ofloxacin and its resulting transformation products during photolytic and photocatalytic treatment by Vasquez, M. I., Hapeshi, E., Fatta-Kassinos, D., Kümmerer, K.

“…The release of pharmaceuticals in the environment, as parent compounds, metabolites and transformation products, and the consequent risks posed to living…”
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Lipids in preventive dentistry by Kensche, A., Reich, M., Kümmerer, K., Hannig, M., Hannig, C.

“…Objectives There is still a great demand for the improvement of oral prophylaxis methods. One repeatedly described approach is rinsing with edible oils. The…”
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Resistance in the environment by Kummerer, K.

“…Antibiotics, disinfectants and bacteria resistant to them have been detected in environmental compartments such as waste water, surface water, ground water,…”
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Effect of safflower oil on the protective properties of the in situ formed salivary pellicle by Hannig, C, Wagenschwanz, C, Pötschke, S, Kümmerer, K, Kensche, A, Hoth-Hannig, W, Hannig, M

“…The prevalence of dental erosion is still increasing. A possible preventive approach might be rinsing with edible oils to improve the protective properties of…”
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Biological Degradation of Cyclophosphamide and Its Occurrence in Sewage Water by Steger-Hartmann, T., Kümmerer, K., Hartmann, A.

“…The mutagenic and cancerogenic antineoplastic agent cyclophosphamide (CP) is released into sewage water by cancer patient excretion. To assess the biological…”
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Promoting resistance by the emission of antibiotics from hospitals and households into effluent by Kümmerer, K., Henninger, A.

“…There is growing concern about bacterial resistance to antimicrobials. The majority of antibiotics used are only partially metabolized after administration,…”
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Drugs in the environment: emission of drugs, diagnostic aids and disinfectants into wastewater by hospitals in relation to other sources – a review by Kuemmerer, K

“…After administration, pharmaceuticals are excreted by the patients into wastewater. Unused medications are sometimes disposed of in drains. The drugs enter the…”
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