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Full-Text Articles in Life Sciences

The Effects Of Inulin And Galactooligosaccharides On The Production Of Reuterin By Lactobacillus Reuteri, Micah Forshee Apr 2018

The Effects Of Inulin And Galactooligosaccharides On The Production Of Reuterin By Lactobacillus Reuteri, Micah Forshee

Scholar Week 2016 - present

The microbiome is a dynamic community that can positively and negatively influence host health. Lactobacillus reuteri is a probiotic that has received much attention for its ability to inhibit pathogens such as Salmonella Typhimurium, Escherichia coli, and Clostridium difficile. It does so by its unique ability to metabolize glycerol into the antimicrobial compound 3-HPA, which is commonly referred to as reuterin. The ability to secrete reuterin is dependent not only on glycerol availability but also the concentration of glucose. In fact, there appears to be a “goldilocks” ratio between glucose and glycerol as either too much or too …


Another Route For Amino Acid Production?: Reverse Genetic Probing For A Functional Cytosolic Shikimate Pathway In Plants, Gabrielle C. Buck, Joseph Lynch, Natalia Dudareva Aug 2017

Another Route For Amino Acid Production?: Reverse Genetic Probing For A Functional Cytosolic Shikimate Pathway In Plants, Gabrielle C. Buck, Joseph Lynch, Natalia Dudareva

The Summer Undergraduate Research Fellowship (SURF) Symposium

The shikimate pathway is a metabolic pathway that produces the three aromatic amino acids—phenylalanine, tryptophan, and tyrosine—which are essential to human diets and necessary for many plant functions. Consequently, the shikimate pathway is commonly targeted for antibiotic and herbicide strategies as well as genetic engineering in several fields. This pathway is known to be localized in the plastids, or double membrane-bound organelles, of plant cells; however, there is enzymatic evidence of another shikimate pathway in the cell fluid, or cytosol. To determine whether a complete cytosolic shikimate pathway exists, we used a modified gene for the first enzyme of the …