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53 Current news about the topic toxicology

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Is phthalate alternative really safe?

New MUHC research warns DINCH plasticizer may need further safety evaluation

19-Jun-2015

A commonly used plasticizer known as DINCH, which is found in products that come into close contact with humans, such as medical devices, children's toys and food packaging, might not be as safe as initially thought. According to a new study from the Research Institute of the McGill University ...

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Endocrine disrupting chemicals in baby teethers

26-May-2015

In laboratory tests, two out of ten teethers, plastic toys used to sooth babies’ teething ache, release endocrine disrupting chemicals. One product contains parabens, which are normally used as preservatives in cosmetics, while the second contains six so-far unidentified endocrine disruptors. The ...

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ECETOC Task Force reports on thresholds in chemical respiratory sensitisation

21-May-2015

A variety of chemicals are known to cause allergic sensitisation of the respiratory tract associated with allergic rhinitis and asthma. It is generally accepted that the development of sensitisation of the respiratory tract to chemicals is a threshold phenomenon. That is, a certain minimum level ...

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New data from a BfR human study: no cyanide risk resulting from the consumption of marzipan and persipan

13-Mar-2015

A human study conducted by the Federal Institute for Risk Assessment (BfR) enables more differentiated risk assessment of cyanide exposure following the consumption of bitter apricot kernels, persipan, linseed or manioc (cassava). The study results have now been published in “Archives of ...

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Animal testing methods for endocrine disruptors should change, team argues

Review suggests that oral gavage, the accepted method of dosing lab animals to test chemical toxicity, does not accurately mimic how humans are exposed to chemicals in everyday life

30-Jun-2014

Challenging risk assessment methods used for decades by toxicologists, a new review of the literature led by environmental health scientist Laura Vandenberg at the University of Massachusetts Amherst suggests that oral gavage, the most widely accepted method of dosing lab animals to test chemical ...

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Royal Society of Chemistry welcomes non-animal test that could spare one million mice worldwide

07-Nov-2012

The Royal Society of Chemistry welcomed the implementation of newly-developed non-animal methods of testing for poisons in shellfish from the seas around Britain which has led to 14,000 mice being spared testing and death in 2012. If the techniques were to be adopted worldwide it could save a ...

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Super-strong, high-tech material found to be toxic to aquatic animals

Carbon nanotubes hold promise for industry but need monitoring, say researchers

27-Aug-2012

Carbon nanotubes (CNTs) are some of the strongest materials on Earth and are used to strengthen composite materials, such as those used in high-performance tennis rackets. CNTs have potential uses in everything from medicine to electronics to construction. However, CNTs are not without risks. A ...

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Risk re-classified for carcinogenic everyday substance: X-ray expert "decodes" diesel soot

08-Aug-2012

Since June 2012, it is official: The World Health Organisation (WHO) has classified diesel soot as a lung carcinogen. Artur Braun, a physicist at Empa and an X-ray spectroscopy expert, has made crucial contributions to analyzing the structure and composition of soot particles. Soot particles are ...

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ECETOC publishes Joint Assessment of Commodity Chemicals (JACC) Report No. 55 on Linear Polydimethylsiloxanes CAS No. 63148-62-9 (Second Edition)

23-Jan-2012

The findings of an ECETOC task force on Linear Polydimethylsiloxanes have been published as ECETOC JACC Report No. 55. This report presents a critical evaluation of the toxicity, physico-chemical properties, and environmental fate and effects of linear polydimethylsiloxanes (PDMSs), a type of ...

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The unsolved mystery of kava toxicity

15-Jul-2011

A major new review of scientific knowledge on kava — a plant used to make dietary supplements and a trendy drink with calming effects — has left unsolved the mystery of why Pacific Island people can consume it safely, while people in the United States, Europe, and other Western cultures sometimes ...

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