A forward chemical screen in zebrafish identifies a retinoic acid derivative with receptor specificity.

PLoS One · 2010 · PMC2848850 · PMID 20368991

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may be significantno p-value reported

However, retinoids are also teratogens, and there may be significant benefit obtained using ligands with defined and limited receptor specificity (reviewed in [12] ).

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.