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    Female anatomical figure with highlighted digestive system, computer illustration. — Stock Photo
    Female anatomical figure with highlighted digestive system, computer illustration.
    Horse anatomy and skeletal system in low section, computer illustration. — Stock Photo
    Horse anatomy and skeletal system in low section, computer illustration.
    3d illustration of Salmonella sp. bacteria showing internal structure — Stock Photo
    3d illustration of Salmonella sp. bacteria showing internal structure
    Illustration of female silhouette with highlighted intestines cancer. — Stock Photo
    Illustration of female silhouette with highlighted intestines cancer.
    Skeletal system and internal organs — Stock Photo
    Skeletal system and internal organs
    Cancerous tumour in the colon — Stock Photo
    Cancerous tumour in the colon
    Illustration of red and inflamed human appendix and close-up of bacteria causative agents of appendicitis. — Stock Photo
    Illustration of red and inflamed human appendix and close-up of bacteria causative agents of appendicitis.
    Illustration of visible colon in human body. — Stock Photo
    Illustration of visible colon in human body.
    Internal organs and pelvic girdle — Stock Photo
    Internal organs and pelvic girdle
    Illustration of colon in male body silhouette on white background. — Stock Photo
    Illustration of colon in male body silhouette on white background.
    Computer illustration of bacteria on the surface of intestinal villi — Stock Photo
    Computer illustration of bacteria on the surface of intestinal villi
    Frontal illustration of blue silhouette of obese woman with highlighted small intestine on black background. — Stock Photo
    Frontal illustration of blue silhouette of obese woman with highlighted small intestine on black background.
    Healthy organs of digestive system — Stock Photo
    Healthy organs of digestive system
    Diseased gallbladder in abstract human body, conceptual digital illustration. — Stock Photo
    Diseased gallbladder in abstract human body, conceptual digital illustration.
    Digital artwork of colored rod-shaped Yersinia enterocolitica bacteria. — Stock Photo
    Digital artwork of colored rod-shaped Yersinia enterocolitica bacteria.
    Human intestine and close-up of Campylobacter jejuni bacteria causing Campylobacteriosis, conceptual illustration. — Stock Photo
    Human intestine and close-up of Campylobacter jejuni bacteria causing Campylobacteriosis, conceptual illustration.
    Colon cancer, digital illustration and light micrograph showing colon adenocarcinoma. — Stock Photo
    Colon cancer, digital illustration and light micrograph showing colon adenocarcinoma.
    Eggs of parasitic worm Trichuris trichiura, computer illustration — Stock Photo
    Eggs of parasitic worm Trichuris trichiura, computer illustration
    Digital illustration of clostridium difficile bacteria. — Stock Photo
    Digital illustration of clostridium difficile bacteria.
    Human large intestine, computer illustration. — Stock Photo
    Human large intestine, computer illustration.
    Horse anatomy and skeletal system, computer illustration. — Stock Photo
    Horse anatomy and skeletal system, computer illustration.
    Conceptual illustration of association of Bacteroides massiliensis bacteria in intestine with prostate cancer development. — Stock Photo
    Conceptual illustration of association of Bacteroides massiliensis bacteria in intestine with prostate cancer development.
    Illustration on black of silhouette of obese woman with highlighted internal organs. — Stock Photo
    Illustration on black of silhouette of obese woman with highlighted internal organs.
    Illustration of female silhouette with highlighted rectum. — Stock Photo
    Illustration of female silhouette with highlighted rectum.
    Pathological anatomy of Ventral hernia — Stock Photo
    Pathological anatomy of Ventral hernia
    Illustration of red and inflamed human appendix and close-up of bacteria causative agents of appendicitis. — Stock Photo
    Illustration of red and inflamed human appendix and close-up of bacteria causative agents of appendicitis.
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Human digestive system microbiota, 3d illustration. — Stock Photo
    Human digestive system microbiota, 3d illustration.
    Giardia lamblia flagellated protozoan parasites, digital illustration. — Stock Photo
    Giardia lamblia flagellated protozoan parasites, digital illustration.
    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
    Abstract male body with colon cancer, computer illustration. — Stock Photo
    Abstract male body with colon cancer, computer illustration.
    Digital illustration of senior man anatomy showing internal organs. — Stock Photo
    Digital illustration of senior man anatomy showing internal organs.
    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.
    Human intestinal villi, computer illustration. — Stock Photo
    Human intestinal villi, computer illustration.
    Digital illustration of transparent elderly man body with visible orange-colored colon. — Stock Photo
    Digital illustration of transparent elderly man body with visible orange-colored colon.
    Anatomical illustration of male body silhouette with visible organs on white background. — Stock Photo
    Anatomical illustration of male body silhouette with visible organs on white background.
    Cryptosporidium parvum parasite in human body causing cryptosporidiosis, digital illustration. — Stock Photo
    Cryptosporidium parvum parasite in human body causing cryptosporidiosis, digital illustration.
    Stomach lining. Coloured scanning electron micrograph (SEM) of the glandular lining (mucosa) of the stomach. The gastric mucosa secretes the digestive enzymes and hydrochloric acid — Stock Photo
    Stomach lining. Coloured scanning electron micrograph (SEM) of the glandular lining (mucosa) of the stomach. The gastric mucosa secretes the digestive enzymes and hydrochloric acid
    Medical illustration of intestinal villi in human intestine. — Stock Photo
    Medical illustration of intestinal villi in human intestine.
    Group of Trichomonas hominis protozoan parasites, digital illustration. — Stock Photo
    Group of Trichomonas hominis protozoan parasites, digital illustration.
    Male abdominal organs, midsection, digital illustration. — Stock Photo
    Male abdominal organs, midsection, digital illustration.
    3d rendered illustration of colored female colon in body silhouette. — Stock Photo
    3d rendered illustration of colored female colon in body silhouette.
    Illustration of female silhouette with shown anatomy. — Stock Photo
    Illustration of female silhouette with shown anatomy.
    Low angle view illustration of blue silhouette of obese woman with highlighted small intestine on black background. — Stock Photo
    Low angle view illustration of blue silhouette of obese woman with highlighted small intestine on black background.
    Illustration of transparent blue silhouette of male body with colored colon. — Stock Photo
    Illustration of transparent blue silhouette of male body with colored colon.
    Round worms in human intestine, illustration. Roundworms, or nematodes, include numerous free-living and pathogenic species — Stock Photo
    Round worms in human intestine, illustration. Roundworms, or nematodes, include numerous free-living and pathogenic species
    Gallbladder in abstract female body on blue background, computer illustration. — Stock Photo
    Gallbladder in abstract female body on blue background, computer illustration.
    Abstract male figure showing colored small intestine, computer illustration. — Stock Photo
    Abstract male figure showing colored small intestine, computer illustration.
    Illustration of senior man silhouette with visible colon. — Stock Photo
    Illustration of senior man silhouette with visible colon.
    Human pathogenic viruses causing respiratory and enteric infections, digital illustration. — Stock Photo
    Human pathogenic viruses causing respiratory and enteric infections, digital illustration.
    Digital illustration of senior man anatomy showing internal organs. — Stock Photo
    Digital illustration of senior man anatomy showing internal organs.
    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.
    Digital illustration of intestine and close-up of hepatitis A virus particles. — Stock Photo
    Digital illustration of intestine and close-up of hepatitis A virus particles.
    Tapeworm scolex hooks and suckers — Stock Photo
    Tapeworm scolex hooks and suckers
    Colored small intestine in female body silhouette, computer illustration. — Stock Photo
    Colored small intestine in female body silhouette, computer illustration.
    Single Trichomonas hominis protozoan parasite, digital illustration. — Stock Photo
    Single Trichomonas hominis protozoan parasite, digital illustration.
    Egg of Enterobius vermicularis threadworm containing worm larva, causative agent of enterobiasis, computer illustration. — Stock Photo
    Egg of Enterobius vermicularis threadworm containing worm larva, causative agent of enterobiasis, computer illustration.
    Digital illustration showing close-up of ciliate protozoan Balantidium coli intestinal parasite causing balantidiasis ulcer in human intestinal tract. — Stock Photo
    Digital illustration showing close-up of ciliate protozoan Balantidium coli intestinal parasite causing balantidiasis ulcer in human intestinal tract.
    Illustration of senior woman silhouette showing small intestine on black background. — Stock Photo
    Illustration of senior woman silhouette showing small intestine on black background.
    Close-up of parasitic amoeba in human intestine, digital artwork. — Stock Photo
    Close-up of parasitic amoeba in human intestine, digital artwork.