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Fig. 5 | Microbiome

Fig. 5

From: Obese-associated gut microbes and derived phenolic metabolite as mediators of excessive motivation for food reward

Fig. 5

Dopaminergic and opioid systems of gut microbiota recipient mice from obese donors are downregulated. Nucleus accumbens mRNA expressions of a c-fos, b dopamine receptor 2 (Drd2), dopamine receptor 1 (Drd1), tyrosine hydroxylase (Th), dopamine transporter (Dat), and c µ-opioid receptor (Oprm), κ-opioid receptor (Oprk), δ-opioid receptor (Oprd), and pre-prodynorphin (Pdyn) measured by qPCR in gut microbiota recipient mice from lean (Lean_rec) and diet-induced obese donor mice (DIO_rec). Data are shown as mean ± SEM (n=7–8/group). p-values were obtained after unpaired Student’s t test or non-parametric Mann-Whitney test. * : p-value ≤ 0.05

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