RECETOX (Brno, Czech Republic) - History, Aims and Activities
In: Environmental science and pollution research: ESPR, Volume 11, Issue 2, p. 136-136
ISSN: 1614-7499
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In: Environmental science and pollution research: ESPR, Volume 11, Issue 2, p. 136-136
ISSN: 1614-7499
In: Environmental sciences Europe: ESEU, Volume 31, Issue 1
ISSN: 2190-4715
In: Environmental science and pollution research: ESPR, Volume 20, Issue 9, p. 6070-6084
ISSN: 1614-7499
In: Environmental science and pollution research: ESPR, Volume 12, Issue 6, p. 369-374
ISSN: 1614-7499
In: Environmental science and pollution research: ESPR, Volume 14, Issue 4, p. 222-222
ISSN: 1614-7499
In: Environmental science and pollution research: ESPR, Volume 22, Issue 23, p. 19124-19132
ISSN: 1614-7499
In: Ecotoxicology and environmental safety: EES ; official journal of the International Society of Ecotoxicology and Environmental safety, Volume 113, p. 152-158
ISSN: 1090-2414
In: Environmental science and pollution research: ESPR, Volume 29, Issue 6, p. 9023-9037
ISSN: 1614-7499
In: Ecotoxicology and environmental safety: EES ; official journal of the International Society of Ecotoxicology and Environmental safety, Volume 132, p. 47-58
ISSN: 1090-2414
In: Environmental sciences Europe: ESEU, Volume 31, Issue 1
ISSN: 2190-4715
Thousands different chemicals are discharged into the environment from agriculture, industry, medical facilities, house-holds. Currently, there is an increasing concern for the environmental impact of mixture of compounds since the additive and eventual synergistic effects are unknown and could produce serious adverse effects. Recently, a document from the European Commission on combination effects of chemicals highlighted the need to ensure that risks associated with chemical mixtures are properly understood and assessed. To address this issue, a joint-effort of 16 European and associated research groups participated to an exercise to test a synthetic reference chemical mixture on the own routine bioassays to investigate the chemical mixtures effects. The reference material included class of pesticides, pharmaceuticals, industrial products, heavy metals and polyaromatic hydrocarbons. The mixures were prepared, each compound at Equivalent Quality Standard (EQS) value, the safety limit concentration allowed by the European Water Framework Directive, (WFD).The bioassays proposed by the groups could cover the entire ecosystem from bacteria to fish as well in vitro assays providing an unique scenario from ecological risk assessment perspective. The results showed that effects were observed at very low concentration on algal-bacteria composition in a marine microcosm, immobilization in crustacean, fish embryo toxicity and frog embryo development. We conclude that some precaution on the chemical mixture assessment should be taken even in case the individual compounds are present at EQS, the safety limit concentration under European legislation.
BASE
Thousands different chemicals are discharged into the environment from agriculture, industry, medical facilities, house-holds. Currently, there is an increasing concern for the environmental impact of mixture of compounds since the additive and eventual synergistic effects are unknown and could produce serious adverse effects. Recently, a document from the European Commission on combination effects of chemicals highlighted the need to ensure that risks associated with chemical mixtures are properly understood and assessed. To address this issue, a joint-effort of 16 European and associated research groups participated to an exercise to test a synthetic reference chemical mixture on the own routine bioassays to investigate the chemical mixtures effects. The reference material included class of pesticides, pharmaceuticals, industrial products, heavy metals and polyaromatic hydrocarbons. The mixures were prepared, each compound at Equivalent Quality Standard (EQS) value, the safety limit concentration allowed by the European Water Framework Directive, (WFD).The bioassays proposed by the groups could cover the entire ecosystem from bacteria to fish as well in vitro assays providing an unique scenario from ecological risk assessment perspective. The results showed that effects were observed at very low concentration on algal-bacteria composition in a marine microcosm, immobilization in crustacean, fish embryo toxicity and frog embryo development. We conclude that some precaution on the chemical mixture assessment should be taken even in case the individual compounds are present at EQS, the safety limit concentration under European legislation.
BASE
Thousands different chemicals are discharged into the environment from agriculture, industry, medical facilities, house-holds. Currently, there is an increasing concern for the environmental impact of mixture of compounds since the additive and eventual synergistic effects are unknown and could produce serious adverse effects. Recently, a document from the European Commission on combination effects of chemicals highlighted the need to ensure that risks associated with chemical mixtures are properly understood and assessed. To address this issue, a joint-effort of 16 European and associated research groups participated to an exercise to test a synthetic reference chemical mixture on the own routine bioassays to investigate the chemical mixtures effects. The reference material included class of pesticides, pharmaceuticals, industrial products, heavy metals and polyaromatic hydrocarbons. The mixures were prepared, each compound at Equivalent Quality Standard (EQS) value, the safety limit concentration allowed by the European Water Framework Directive, (WFD).The bioassays proposed by the groups could cover the entire ecosystem from bacteria to fish as well in vitro assays providing an unique scenario from ecological risk assessment perspective. The results showed that effects were observed at very low concentration on algal-bacteria composition in a marine microcosm, immobilization in crustacean, fish embryo toxicity and frog embryo development. We conclude that some precaution on the chemical mixture assessment should be taken even in case the individual compounds are present at EQS, the safety limit concentration under European legislation.
BASE
Thousands different chemicals are discharged into the environment from agriculture, industry, medical facilities, house-holds. Currently, there is an increasing concern for the environmental impact of mixture of compounds since the additive and eventual synergistic effects are unknown and could produce serious adverse effects. Recently, a document from the European Commission on combination effects of chemicals highlighted the need to ensure that risks associated with chemical mixtures are properly understood and assessed. To address this issue, a joint-effort of 16 European and associated research groups participated to an exercise to test a synthetic reference chemical mixture on the own routine bioassays to investigate the chemical mixtures effects. The reference material included class of pesticides, pharmaceuticals, industrial products, heavy metals and polyaromatic hydrocarbons. The mixures were prepared, each compound at Equivalent Quality Standard (EQS) value, the safety limit concentration allowed by the European Water Framework Directive, (WFD).The bioassays proposed by the groups could cover the entire ecosystem from bacteria to fish as well in vitro assays providing an unique scenario from ecological risk assessment perspective. The results showed that effects were observed at very low concentration on algal-bacteria composition in a marine microcosm, immobilization in crustacean, fish embryo toxicity and frog embryo development. We conclude that some precaution on the chemical mixture assessment should be taken even in case the individual compounds are present at EQS, the safety limit concentration under European legislation.
BASE
Thousands different chemicals are discharged into the environment from agriculture, industry, medical facilities, house-holds. Currently, there is an increasing concern for the environmental impact of mixture of compounds since the additive and eventual synergistic effects are unknown and could produce serious adverse effects. Recently, a document from the European Commission on combination effects of chemicals highlighted the need to ensure that risks associated with chemical mixtures are properly understood and assessed. To address this issue, a joint-effort of 16 European and associated research groups participated to an exercise to test a synthetic reference chemical mixture on the own routine bioassays to investigate the chemical mixtures effects. The reference material included class of pesticides, pharmaceuticals, industrial products, heavy metals and polyaromatic hydrocarbons. The mixures were prepared, each compound at Equivalent Quality Standard (EQS) value, the safety limit concentration allowed by the European Water Framework Directive, (WFD).The bioassays proposed by the groups could cover the entire ecosystem from bacteria to fish as well in vitro assays providing an unique scenario from ecological risk assessment perspective. The results showed that effects were observed at very low concentration on algal-bacteria composition in a marine microcosm, immobilization in crustacean, fish embryo toxicity and frog embryo development. We conclude that some precaution on the chemical mixture assessment should be taken even in case the individual compounds are present at EQS, the safety limit concentration under European legislation.
BASE