weight of evidence

Conducting and interpreting vitellogenin measurements in fish for regulatory purposes

October 17, 2023 by Becky Brown

wca are pleased to announce the publication of two new open access papers concerning the assessment of the vitellogenin protein (a pivotal protein biomarker for endocrine activity of chemicals) in…
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Use of the Xenopus eleutheroembyronic thyroid assay (XETA) in endocrine assessments

February 9, 2021 by Grace Panter

Becky Brown and myself recently attended an interesting webinar by European Food Safety Authority/European Chemicals Agency (EFSA/ECHA) on how to consider the Xenopus eleuthereombryonic thyroid assay (XETA) in the assessment strategy of…
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ECHA report on alternatives to in vivo testing

July 8, 2020 by Rhiannon Smith

In June, ECHA issued a report to the European Commission on progress under the REACH regulation on the reduction of in vivo testing. The report discusses aspects which have been implemented by…
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