Expression of Concern for article by uBiome scientist Elisabeth Bik

Following publication of this article [1], concerns were raised about the origin of stool samples used to generate the microbiome dataset. Specifically, concerns were raised about the possible inclusion of samples from participants affected by health conditions or antibiotic usage, and non-humans. 


1.Almonacid DE, Kraal L, Ossandon FJ, Budovskaya YV, Cardenas JP, Bik EM, et al. (2017) 16S rRNA gene sequencing and healthy reference ranges for 28 clinically relevant microbial taxa from the human gut microbiome. PLoS ONE 12(5): e0176555. pmid:28467461


https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0276752







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