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doi: 10.1016/j.numecd.2011.08.010 242
In Pseudomonas aeruginosa , positive selection for promotor mutations that increase expression of the bacterial uptake system phu (pyoverdine siderophore) occurs exclusively among isolates from patients with cystic fibrosis that show enhanced bacterial growth (Marvig et al., 2014)
288 Moreover, engineered bacteria can modify the concentration of metabolites in the microenvironment, thereby altering the composition of the TME
The recommended daily amount (RDA) varies, depending on age and other factors, but while the recommended dose for an adult is 2.4 mcg (micrograms), B12 vitamin pills are also sold in doses of 5 to 25 mcg, and even 500 mcg to 1,000 mcg or more
Its found in foods like eggs, nuts, and vegetables
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