Abstract Background Interest in the use of engineered microbes to deliver therapeutic activities has increased in recent years. The probiotic yeast Saccharomyces boulardii has been investigated for production of therapeutics in the gastrointestinal tract. Well-characterised promoters are a prerequisite for robust therapeutic expression in the gut; however. S. https://www.ealisboa.com/mega-sale-Cuticura-Ointement-10g-amazing-save/