gut microbiome banner concept. human intestine microbiota with healthy probiotic bacteria. abstact guts with microflora

gut microflora microbiome medicine human bacteria vector microbiota system probiotic microorganism tract microbiology microbe medical lactobacillus intestine internal health organ good bacterium acidophilus body bowel cell colon bifidobacteria abstract digestive checkup flora germ gastrointestinal fecal organism prebiotics transplant probiotics immune stomach micro microscopic nutrition science research pastel flat ornate illustration