Photocatalytic Degradation of 4-Nitrophenol by C, N-TiO<sub>2</sub>: Degradation Efficiency vs. Embryonic Toxicity of the Resulting Compounds.

Front Chem · 2018 · PMC5994427 · PMID 29915782

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

highly significantno p-value reported

However, highly significant effects were observed when embryos were exposed to products obtained after 3 h of degradation, possibly due to the formation of more toxic intermediate compounds.

also in 132,142 other papers

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.