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. 2022 Feb 8;12:722886. doi: 10.3389/fcimb.2022.722886

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Copyright © 2022 Plauzolles, Toumi, Bonnet, Pénaranda, Bidaut, Chiche, Allardet-Servent, Retornaz, Goutorbe and Halfon

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Quantity and quality of DNA extracted from human fecal samples. (A) DNA yield, expressed as ng/µl. (B) A 260/280 nm ratio indicative of the presence or absence of phenol, solvent and protein-type contaminants in the DNA extract. The green range indicates a ratio between 1.7 and 2.0, which here defines an optimal DNA quality.