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However, studies using various single-cell RNA-sequencing methods optimized for the ENS are now emerging, allowing for extensive gene expression profiling of functional molecular constituents of enteric neurons such as ion channels, transmitters and their synthesizing enzymes, as well as receptors [35, 36]

doi: 10.1111/jcpp.12711 [DOI] [PubMed] [Google Scholar] 341

However, that preservative does not remove the need for date control, inspection, or disciplined handling

Kynurenine and Kynurenine/Tryptophan were significantly increased in ME/CFS patients compared with healthy controls, and kynurenine production significantly correlated with ME/CFS symptom severity