We propose practical design and reporting rules to improve reproducibility and clinical readiness
These include unexplained fatigue or energy changes, significant mood alterations, palpitations or irregular heartbeat, increased sensitivity to heat or cold, changes in bowel habits beyond expected medication side effects, unexplained hair loss, or skin changes
Microbiota-Brain-Gut Axis Groundbreaking medical theories and practices in the 19th and early 20th centuries linked microbes to mood disorders.10 In the 1825 classic The Physiology of Taste , Jean-Anthelme Brillat-Savarin wrote: Digestion, of all the bodily functions, is the one which exercises the greatest influence on the mental state of the individual.11 Modifying diet, administering beneficial microbes such as Lactobacillus acidophilus in milk products, correcting dysbiosis, and ridding the body of intestinal toxemia were common medical interventions for individuals suffering from melancholia and the neuroses.12 Despite their promise and potential for healing illnesses of the nervous system, with the dawn of the antibiotic era, microbial-centric therapies were discarded as medical mythology
doi: 10.1186/s12916-022-02260-0
However, studies using beta-3-adrenergic receptor knockout mice revealed a more complex picture: Long-term AOD-9604 treatment failed to produce weight loss in beta-3-AR knockout mice Acute administration still increased energy expenditure and fat oxidation in knockout mice This suggests beta-3-AR expression enhancement contributes to, but does not directly mediate, lipolytic effects The peptide appears to work through an unidentified receptor mechanism that subsequently influences beta-3-adrenergic signaling pathways
