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    Medical illustration of healthy intestinal villi in gastrointestinal tract. — Stock Photo
    Medical illustration of healthy intestinal villi in gastrointestinal tract.
    Microvilli from the small intestine — Stock Photo
    Microvilli from the small intestine
    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.
    Female abdominal organs, midsection, digital illustration. — Stock Photo
    Female abdominal organs, midsection, digital illustration.
    Organs and body systems of adult female — Stock Photo
    Organs and body systems of adult female
    Gallbladder in abstract female body on blue background, computer illustration. — Stock Photo
    Gallbladder in abstract female body on blue background, computer illustration.
    Digital illustration of liver and close-up of hepatitis A virus particles. — Stock Photo
    Digital illustration of liver and close-up of hepatitis A virus particles.
    Transparent body model showing male anatomy and internal organs, digital illustration. — Stock Photo
    Transparent body model showing male anatomy and internal organs, digital illustration.
    Intestinal microvilli. Coloured scanning electron micrograph (SEM) of microvilli from the small intestine. These tiny structures form a dense brush-like covering on the absorptive surfaces of the cells lining the small intestine — Stock Photo
    Intestinal microvilli. Coloured scanning electron micrograph (SEM) of microvilli from the small intestine. These tiny structures form a dense brush-like covering on the absorptive surfaces of the cells lining the small intestine
    Male upper body anatomy and internal organs, computer illustration. — Stock Photo
    Male upper body anatomy and internal organs, computer illustration.
    Abdominal organs, computer illustration — Stock Photo
    Abdominal organs, computer illustration
    Realistic human body model showing male anatomy with internal organs, digital illustration. — Stock Photo
    Realistic human body model showing male anatomy with internal organs, digital illustration.
    Small intestine and bowel cancer in female body, conceptual computer illustration. — Stock Photo
    Small intestine and bowel cancer in female body, conceptual computer illustration.
    Gallbladder cancer in male body 3d model, computer illustration. — Stock Photo
    Gallbladder cancer in male body 3d model, computer illustration.
    Illustration of female silhouette with highlighted small intestine. — Stock Photo
    Illustration of female silhouette with highlighted small intestine.
    Transparent male silhouette with visible small intestine, computer illustration. — Stock Photo
    Transparent male silhouette with visible small intestine, computer illustration.
    Male silhouette with visible small intestine, digital illustration. — Stock Photo
    Male silhouette with visible small intestine, digital illustration.
    Transparent body model showing male anatomy and internal organs, digital illustration. — Stock Photo
    Transparent body model showing male anatomy and internal organs, digital illustration.
    Visual render of internal organs — Stock Photo
    Visual render of internal organs
    Illustration of figure of obese man with visible intestine. — Stock Photo
    Illustration of figure of obese man with visible intestine.
    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
    Human intestinal villi, computer illustration. — Stock Photo
    Human intestinal villi, computer illustration.
    Illustration of senior man silhouette with visible small intestine. — Stock Photo
    Illustration of senior man silhouette with visible small intestine.
    Illustration of senior man silhouette with visible intestine. — Stock Photo
    Illustration of senior man silhouette with visible intestine.
    Male abdominal organs, midsection, digital illustration. — Stock Photo
    Male abdominal organs, midsection, digital illustration.
    Human pathogenic viruses causing respiratory and enteric infections, digital illustration. — Stock Photo
    Human pathogenic viruses causing respiratory and enteric infections, digital illustration.
    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 human intestine in body silhouette. — Stock Photo
    Illustration of human intestine in body silhouette.
    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
    3d rendered illustration of highlighted female small intestine. — Stock Photo
    3d rendered illustration of highlighted female small intestine.
    Small intestine. Coloured scanning electron micrograph (SEM) of a freeze-fractured of the small intestine. The surface consists of deep folds, called villi. The intestinal surface( pink) is exposed to food — Stock Photo
    Small intestine. Coloured scanning electron micrograph (SEM) of a freeze-fractured of the small intestine. The surface consists of deep folds, called villi. The intestinal surface( pink) is exposed to food
    Human intestinal villus, digital illustration. — Stock Photo
    Human intestinal villus, digital illustration.
    Illustration of overweight woman with visible small intestine on black background. — Stock Photo
    Illustration of overweight woman with visible small intestine on black background.
    Gastric bypass procedure — Stock Photo
    Gastric bypass procedure
    Visible gallbladder in male body 3d model, computer illustration. — Stock Photo
    Visible gallbladder in male body 3d model, computer illustration.
    Low angle rear view of human silhouette showing male anatomy, digital illustration. — Stock Photo
    Low angle rear view of human silhouette showing male anatomy, digital illustration.
    Small intestine wall — Stock Photo
    Small intestine wall
    Transparent male silhouette with colored small intestine, computer illustration. — Stock Photo
    Transparent male silhouette with colored small intestine, computer illustration.
    Large and small intestine on white background, digital illustration. — Stock Photo
    Large and small intestine on white background, digital illustration.
    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.
    Female silhouette with visible small intestine, digital illustration. — Stock Photo
    Female silhouette with visible small intestine, digital illustration.
    Digital illustration showing close-up of cholera infection bacteria in small intestine. — Stock Photo
    Digital illustration showing close-up of cholera infection bacteria in small intestine.
    Medical illustration of healthy intestinal villi in gastrointestinal tract. — Stock Photo
    Medical illustration of healthy intestinal villi in gastrointestinal tract.
    Illustration of giardia parasites on blue background. — Stock Photo
    Illustration of giardia parasites on blue background.
    Digital illustration showing bacteria causing infections of respiratory system, heart and digestive tract, Mycobacterium tuberculosis, Enterococcus faecalis, Salmonella, Shigella. — Stock Photo
    Digital illustration showing bacteria causing infections of respiratory system, heart and digestive tract, Mycobacterium tuberculosis, Enterococcus faecalis, Salmonella, Shigella.
    Cryptosporidium parvum parasite in human body causing cryptosporidiosis, digital illustration. — Stock Photo
    Cryptosporidium parvum parasite in human body causing cryptosporidiosis, digital illustration.
    Abdominal anatomy, computer illustration — Stock Photo
    Abdominal anatomy, computer illustration
    Abstract male body with small intestine cancer, computer illustration. — Stock Photo
    Abstract male body with small intestine cancer, computer illustration.
    Illustration of small intestine cancer in male body silhouette on black background. — Stock Photo
    Illustration of small intestine cancer in male body silhouette on black background.
    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
    Female silhouette with visible small intestine, digital illustration. — Stock Photo
    Female silhouette with visible small intestine, digital illustration.
    Anatomy of dog small intestine in transparent body, computer illustration. — Stock Photo
    Anatomy of dog small intestine in transparent body, computer illustration.
    Female body with small intestine cancer, conceptual computer illustration. — Stock Photo
    Female body with small intestine cancer, conceptual computer illustration.
    Pancreas in human body and close-up view of insulin molecule, digital illustration. — Stock Photo
    Pancreas in human body and close-up view of insulin molecule, digital illustration.
    Lactobacillus bacteria in human small intestine microbiome, digital illustration. — Stock Photo
    Lactobacillus bacteria in human small intestine microbiome, digital illustration.
    3D computer illustration of blastocystis hominis parasites, causative agents of diarrheal infection. — Stock Photo
    3D computer illustration of blastocystis hominis parasites, causative agents of diarrheal infection.
    Red colored gallbladder in female body silhouette on blue background, digital illustration. — Stock Photo
    Red colored gallbladder in female body silhouette on blue background, digital illustration.
    Human body anatomy with highlighted digestive system, digital illustration. — Stock Photo
    Human body anatomy with highlighted digestive system, digital illustration.
    Illustration of silhouette of obese man with painful intestine. — Stock Photo
    Illustration of silhouette of obese man with painful intestine.
    Pancreas and small intestine — Stock Photo
    Pancreas and small intestine