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    Female body with diseased colon, digital illustration. — Stock Photo
    Female body with diseased colon, digital illustration.
    Male silhouette with visible large intestine, digital illustration. — Stock Photo
    Male silhouette with visible large intestine, digital illustration.
    Green colored probiotic rod-shaped gram-positive aerobic Bacillus clausii bacteria restoring microflora of intestine. — Stock Photo
    Green colored probiotic rod-shaped gram-positive aerobic Bacillus clausii bacteria restoring microflora of intestine.
    Digital illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis B, Entamoeba histolytica. — Stock Photo
    Digital illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis B, Entamoeba histolytica.
    Lactobacillus bacteria, computer illustration. Main component of human small intestine microbiome — Stock Photo
    Lactobacillus bacteria, computer illustration. Main component of human small intestine microbiome
    Giardia lamblia flagellated protozoan parasite, digital illustration. — Stock Photo
    Giardia lamblia flagellated protozoan parasite, digital illustration.
    Male silhouette with visible large intestine, digital illustration. — Stock Photo
    Male silhouette with visible large intestine, digital illustration.
    Clostridium perfringens bacterium, illustration. These are Gram-positive, endospore-forming, rod-shaped bacteria. This bacterium frequently occurs in the intestines of humans and many domestic and feral animals — Stock Photo
    Clostridium perfringens bacterium, illustration. These are Gram-positive, endospore-forming, rod-shaped bacteria. This bacterium frequently occurs in the intestines of humans and many domestic and feral animals
    3d illustration of intestinal finger-like villi projections extending in lumen of small intestine — Stock Photo
    3d illustration of intestinal finger-like villi projections extending in lumen of small intestine
    Human body anatomy with highlighted digestive system, digital illustration. — Stock Photo
    Human body anatomy with highlighted digestive system, digital illustration.
    Female anatomy with orange colored large intestine, digital illustration. — Stock Photo
    Female anatomy with orange colored large intestine, digital illustration.
    Medical illustration of inflamed rectum in human body. — Stock Photo
    Medical illustration of inflamed rectum in human body.
    Abstract male figure showing colored large intestine, computer illustration. — Stock Photo
    Abstract male figure showing colored large intestine, computer illustration.
    Illustration of female silhouette with highlighted intestines. — Stock Photo
    Illustration of female silhouette with highlighted intestines.
    Illustration of small intestine in male body silhouette on black background. — Stock Photo
    Illustration of small intestine in male body silhouette on black background.
    Illustration of blue silhouette of obese woman with highlighted colon. — Stock Photo
    Illustration of blue silhouette of obese woman with highlighted colon.
    Illustration of small intestine in human body silhouette. — Stock Photo
    Illustration of small intestine in human body silhouette.
    Digital illustration of transparent elderly man body with visible orange-colored small intestine. — Stock Photo
    Digital illustration of transparent elderly man body with visible orange-colored small intestine.
    Purple colored probiotic rod-shaped gram-positive aerobic Bacillus clausii bacteria restoring microflora of intestine. — Stock Photo
    Purple colored probiotic rod-shaped gram-positive aerobic Bacillus clausii bacteria restoring microflora of intestine.
    Illustration of cancerous tumour in female rectum. — Stock Photo
    Illustration of cancerous tumour in female rectum.
    Group of Trichomonas hominis protozoan parasites, digital illustration. — Stock Photo
    Group of Trichomonas hominis protozoan parasites, digital illustration.
    Bifidobacterium bacteria, computer illustration. Bifidobacteria are Gram-positive anaerobic bacteria that live in gastrointestinal tract, vagina and mouth — Stock Photo
    Bifidobacterium bacteria, computer illustration. Bifidobacteria are Gram-positive anaerobic bacteria that live in gastrointestinal tract, vagina and mouth
    Group of cysts of Giardia intestinalis protozoans flagellated parasites in small intestine, digital illustration. — Stock Photo
    Group of cysts of Giardia intestinalis protozoans flagellated parasites in small intestine, digital illustration.
    3d rendered illustration of colored female colon cancer in body silhouette. — Stock Photo
    3d rendered illustration of colored female colon cancer in body silhouette.
    Female anatomy with orange colored large intestine, digital illustration. — Stock Photo
    Female anatomy with orange colored large intestine, digital illustration.
    Female silhouette with cancer in small intestine, digital illustration. — Stock Photo
    Female silhouette with cancer in small intestine, digital illustration.
    Digital illustration of intestinal parasitic tapeworm head with suckers. — Stock Photo
    Digital illustration of intestinal parasitic tapeworm head with suckers.
    Digital illustration of ciliate protozoan Balantidium coli intestinal parasites causing ulcer in intestinal tract. — Stock Photo
    Digital illustration of ciliate protozoan Balantidium coli intestinal parasites causing ulcer in intestinal tract.
    Medical artwork of healthy intestinal villi in digestive system. — Stock Photo
    Medical artwork of healthy intestinal villi in digestive system.
    Illustration of transparent blue silhouette of male body with colored small intestine. — Stock Photo
    Illustration of transparent blue silhouette of male body with colored small intestine.
    Illustration of an antibiotic-resistant bacteria (white) on the colon epithelium. The antibiotic-resistant bacteria will go on to transfer its antibiotic resistance genes horizontally to the bacteria surrounding it. — Stock Photo
    Illustration of an antibiotic-resistant bacteria (white) on the colon epithelium. The antibiotic-resistant bacteria will go on to transfer its antibiotic resistance genes horizontally to the bacteria surrounding it.
    Illustration of colon in silhouette of female body. — Stock Photo
    Illustration of colon in silhouette of female body.
    3d anatomical model demonstrating female anatomy and internal organs in front view, computer illustration. — Stock Photo
    3d anatomical model demonstrating female anatomy and internal organs in front view, computer illustration.
    Illustration of human silhouette with inflamed colon. — Stock Photo
    Illustration of human silhouette with inflamed colon.
    Diseased small intestine in female body transparent silhouette on black background, digital illustration. — Stock Photo
    Diseased small intestine in female body transparent silhouette on black background, digital illustration.
    Digital illustration of blastocystis hominis parasites, causative agents of diarrheal infection. — Stock Photo
    Digital illustration of blastocystis hominis parasites, causative agents of diarrheal infection.
    Digital illustration of human digestive system and close-up of Escherichia coli bacteria. — Stock Photo
    Digital illustration of human digestive system and close-up of Escherichia coli bacteria.
    Human body anatomy with highlighted digestive system, digital illustration. — Stock Photo
    Human body anatomy with highlighted digestive system, digital illustration.
    Realistic body model showing female anatomy on blue background, computer illustration. — Stock Photo
    Realistic body model showing female anatomy on blue background, computer illustration.
    Female silhouette with cancer in small intestine, digital illustration. — Stock Photo
    Female silhouette with cancer in small intestine, digital illustration.
    Illustration of transparent gray silhouette of male body with colored colon. — Stock Photo
    Illustration of transparent gray silhouette of male body with colored colon.
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Digital illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Salmonella, Shigella. — Stock Photo
    Digital illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Salmonella, Shigella.
    3d anatomical model demonstrating female anatomy in rear view, computer illustration. — Stock Photo
    3d anatomical model demonstrating female anatomy in rear view, computer illustration.
    Bifidobacterium bacteria, computer illustration. Bifidobacteria are Gram-positive anaerobic bacteria that live in gastrointestinal tract, vagina and mouth — Stock Photo
    Bifidobacterium bacteria, computer illustration. Bifidobacteria are Gram-positive anaerobic bacteria that live in gastrointestinal tract, vagina and mouth
    Round worms in human intestine, computer illustration. Roundworms, or nematodes, include numerous free-living and pathogenic species — Stock Photo
    Round worms in human intestine, computer illustration. Roundworms, or nematodes, include numerous free-living and pathogenic species
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Illustration of female silhouette with highlighted colon. — Stock Photo
    Illustration of female silhouette with highlighted colon.
    Dog roundworm parasite — Stock Photo
    Dog roundworm parasite
    Lactobacillus bacteria, digital illustration with 360 degree panorama. — Stock Photo
    Lactobacillus bacteria, digital illustration with 360 degree panorama.
    Colored small intestine in female body silhouette, computer illustration. — Stock Photo
    Colored small intestine in female body silhouette, computer illustration.
    Cyst of Giardia intestinalis protozoan flagellated parasite in small intestine, digital illustration. — Stock Photo
    Cyst of Giardia intestinalis protozoan flagellated parasite in small intestine, digital illustration.
    Illustration of ascariasis worm on black background. — Stock Photo
    Illustration of ascariasis worm on black background.
    Lining of the small intestine — Stock Photo
    Lining of the small intestine
    Anatomical male body with colored large intestine, computer illustration. — Stock Photo
    Anatomical male body with colored large intestine, computer illustration.
    Lactobacillus bacteria in human small intestine microbiome, digital illustration. — Stock Photo
    Lactobacillus bacteria in human small intestine microbiome, digital illustration.
    Intestinal diverticuli, computer illustration. — Stock Photo
    Intestinal diverticuli, computer illustration.
    Eggs of parasitic worm Trichuris trichiura, computer illustration — Stock Photo
    Eggs of parasitic worm Trichuris trichiura, computer illustration
    Female abstract body with glowing breast cancer, conceptual computer illustration. — Stock Photo
    Female abstract body with glowing breast cancer, conceptual computer illustration.
    Human body model showing female anatomy with internal organs, digital 3d render illustration. — Stock Photo
    Human body model showing female anatomy with internal organs, digital 3d render illustration.