Search Results - "Baer, K N"
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Effects of atrazine, agricultural runoff, and selected effluents on antimicrobial activity of skin peptides in Xenopus laevis
Published in Ecotoxicology and environmental safety (01-05-2011)“…Atrazine (technical and formulation), agricultural runoff containing atrazine, and treated sewage and landfill effluents were evaluated for their potential to…”
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The effects of 4-nonylphenol and ethanol on acute toxicity, embryo development, and reproduction in Daphnia magna
Published in Ecotoxicology and environmental safety (01-07-2003)“…The mean 48-h EC 50 ( n=3) of 4-nonylphenol (NP) using ethanol as the carrier solvent was 155 μg/L, compared to a mean 48-h EC 50 ( n=3) of 281 μg/L without…”
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The influence of feeding, photoperiod and selected solvents on the reproductive strategies of the water flea, Daphnia magna
Published in Environmental pollution (1987) (01-12-2000)“…The influence of different feeding rates, reduced photoperiod and ethanol and acetone exposure on male production in Daphnia magna was investigated. Male…”
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Investigation of the Multixenobiotic Resistance Mechanism in the Freshwater Fishes Western Mosquitofish, Gambusia affinis, and Bluegill Sunfish, Lepomis macrochirus
Published in Bulletin of environmental contamination and toxicology (01-11-2009)“…The purpose of the study was to evaluate multixenobiotic resistance mechanism expression as a biomarker for contaminant exposure in freshwater fishes. Exposure…”
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Culturing and bioassay testing of Daphnia magna using Elendt M4, Elendt M7, and COMBO media
Published in Ecotoxicology and environmental safety (01-05-1999)“…A performance-based, tiered approach was used to evaluate survival, growth, and reproduction of Daphnia magna in three selected synthetic media: Elendt M4,…”
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Effects of 4-nonylphenol on sexual maturation in Daphnia magna
Published in Bulletin of environmental contamination and toxicology (01-02-2003)Get full text
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Effects of industrial and domestic wastewaters on selected biological indicators in aquatic organisms
Published in Bulletin of environmental contamination and toxicology (01-07-2005)“…No abstract available.[PUBLICATION ABSTRACT]…”
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Evaluation of selected endocrine disrupting compounds on sex determination in Daphnia magna using reduced photoperiod and different feeding rates
Published in Bulletin of environmental contamination and toxicology (01-02-1999)“…The present investigation, although based on comparatively small statistical sampling, demonstrated that under certain environmental conditions, such as…”
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Modifications of the Topical Japanese Medaka (Oryzias latipes) Embryo Larval Assay for Assessing Developmental Toxicity of Pentachlorophenol and p, p′-Dichlorodiphenyltrichloroethane
Published in Ecotoxicology and environmental safety (01-09-2000)“…One method currently available for investigating developmental toxicity in teleost species is the Japanese medaka embryo larval assay (MELA). In the present…”
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Evaluation of a high-hardness COMBO medium and frozen algae for Daphnia magna
Published in Ecotoxicology and environmental safety (01-03-1998)“…A new high-hardness (H-H) COMBO medium for long-term culturing and bioassay testing of Daphnia magna was evaluated in 21-day survival, growth, and reproduction…”
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Suitability of high-hardness COMBO medium for ecotoxicity testing using algae, daphnids, and fish
Published in Bulletin of environmental contamination and toxicology (01-09-1999)“…Many agencies are recommending the use of a fully defined medium in order to improve standardization between laboratories. However, most synthetic media have…”
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INFLUENCE OF TEMPERATURE AND DISSOLVED OXYGEN ON THE ACUTE TOXICITY OF PROFENOFOS TO FATHEAD MINNOWS (PIMEPHALES PROMELAS)
Published in Drug and chemical toxicology (New York, N.Y. 1978) (01-01-2002)“…ABSTRACT The purpose of this study was to investigate the influence of temperature and dissolved oxygen levels on the acute toxicity of profenofos to fathead…”
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Seasonal variations in hepatic and ovarian zinc concentrations during the annual reproductive cycle in female channel catfish ( Ictalurus punctatus)
Published in Comparative biochemistry and physiology. C, Comparative pharmacology and toxicology (01-09-1999)“…Seasonal variations in hepatic and ovarian zinc concentrations were studied during the reproductive cycle in female channel catfish ( Ictalurus punctatus). The…”
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Modulation of sex ratios in Daphnia magna following multigenerational exposure to sewage treatment plant effluents
Published in Ecotoxicology and environmental safety (01-07-2009)“…The influence of sewage treatment plant effluents on sex ratios in Daphnia magna was investigated. Female daphnids were acclimated for several generations to…”
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Isolation of novel metal-binding proteins distinct from metallothionein from spotted seatrout (Cynoscion nebulosus) and Atlantic croaker (Micropogonias undulatus) ovaries
Published in Marine biology (01-02-1991)“…Metal-binding proteins were isolated from ovaries of the spotted seatrout Cynoscion nebulosus and the Atlantic croaker Micropogonias undulatus collected in…”
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Influence of chemical and environmental stressors on acute cadmium toxicity
Published in Journal of toxicology and environmental health (01-01-1987)“…Previous investigations have demonstrated that the cytosolic protein metallothionein (MT) is induced not only by exposure to certain heavy metals but also by a…”
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Development of an assay for testing the antimicrobial activity of skin peptides against the amphibian chytrid fungus ( Batrachochytrium dendrobatidis) using Xenopus laevis
Published in Ecotoxicology and environmental safety (01-10-2008)“…This report describes the preliminary characterization of a bioassay for testing the antimicrobial activity of amphibian skin peptides against the chytrid…”
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Toxicity evaluation of trap and skeet shooting targets to aquatic test species
Published in Ecotoxicology (London) (01-12-1995)“…: Large quantities of trap and skeet clay targets are used in shooting activities around the United States. For example, the number of targets used since 1970…”
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Suitability of high hardness COMBO medium for ecxotoxicity testing using algae, daphnids, and fish
Published in Bulletin of environmental contamination and toxicology (01-01-1999)“…To further investigate the suitability of high hardness COMBO (H-H COMBO) medium as a defined medium for inter-laboratory ecotoxicity testing, its use for the…”
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