a perspective on the symbiotic relationship between human beings and their gut bacteria

symbiotic human gut bacteria relationship health microbiome digestion benefits intestines microflora balanced diet probiotics nutrition immune system metabolism prebiotics antibiotics wellness interactions coexistence dependence vitality biodiversity personalized enhancing microorganisms strains colon biofilm host mutualistic bacterial therapeutic prevention research helicobacter eubacterium acidophilus disorders pathogens symbiosis beneficial dysbiosis fermentation