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Ailurus fulgens Red Panda by ZoonarFritz Poelkin
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Assassin bug (family Reduviidae) nymph with beetle prey Most assassin bugs eat using extraoral digestion in which they inject prey with saliva which
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Assassin bug (family Reduviidae) nymph with ant prey Most assassin bugs eat using extraoral digestion in which they inject prey with saliva which di
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Assassin bug (family Reduviidae) Most assassin bugs eat using extraoral digestion in which they inject prey with saliva which digests their insides
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Assassin bug (family Reduviidae) on a dead log Most assassin bugs eat using extraoral digestion in which they inject prey with saliva which digests
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Assassin bug (family Reduviidae) on a dead log Most assassin bugs eat using extraoral digestion in which they inject prey with saliva which digests
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Calcium stearate food additive conceptual image An anti-caking agent that may affect nutrient absorption and digestion by Wladimir BulgarSCIENCE
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Liver disease conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Liver disease conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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In Tokyo apart from the rural areas of the city the average daily amount of excrement is enormous over 9000 kiloliters Of this 23 million are f
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Liver disease conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Liver disease conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Female abdomen illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Yeast This yeast can have a beneficial effect on the gut microbiome and has been used as a probiotic to treat diarrhoea and other gastrointestinal di
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Xenorhabdus bacteria These bacteria live symbiotically with certain species of nematodes can help protect the nematodes from harmful pathogens by W
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Wolbachia bacterium This intracellular bacterium is found in a wide range of arthropods and can manipulate the reproduction of its host potentially
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Viruses These viruses infect bacteria and can help regulate the bacterial populations in the human gut by Wladimir BulgarSCIENCE PHOTO LIBRARY
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Vaginal microbiota bacteria The vaginal microbiota is home to a diverse community of bacteria that can help protect against harmful pathogens and mai
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Vaginal microbiome Vaginal flora vaginal microbiota or vaginal microbiome are the microorganisms inside vagina by Wladimir BulgarSCIENCE PHOTO LI
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In Tokyo apart from the rural areas of the city the average daily amount of excrement is enormous over 9000 kiloliters Of this 23 million are f
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Trichomonas vaginalis protozoan This protozoan is found in the human vagina and can cause an infection called trichomoniasis but in some cases it c
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Symbiodinium These dinoflagellates form a symbiotic relationship with coral reefs providing them with energy through photosynthesis by Wladimir Bu
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Streptomyces bacteria These bacteria are commonly found in soil and can produce a wide range of secondary metabolites with antibiotic antifungal an
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Streptococcus bacteria These bacteria are found on the skin and help protect against harmful pathogens by Wladimir BulgarSCIENCE PHOTO LIBRARY
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Staphylococcus bacteria These bacteria are found on the skin and help protect against harmful pathogens by Wladimir BulgarSCIENCE PHOTO LIBRARY
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Spirochetes bacteria These bacteria are found in a variety of environments including the human gut and can have both beneficial and harmful effects
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Skin bacteria These bacteria are found on the skin and help protect against harmful pathogens by Wladimir BulgarSCIENCE PHOTO LIBRARY
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Skin bacteria These bacteria are found on the skin and help protect against harmful pathogens by Wladimir BulgarSCIENCE PHOTO LIBRARY
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Saccharomyces cerevisiae c This yeast is commonly used in the production of bread beer and wine and can have probiotic effects on human health whe
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Ivan Petrovich Pavlov (1849-1936) Russian physiologist Pavlov is most famous for his work on what he called conditioned reflexes This work involved
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Saccharomyces boulardii yeast This yeast can have a beneficial effect on the gut microbiome and has been used as a probiotic to treat diarrhoea and o
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Rhizobia bacteria These bacteria form a symbiotic relationship with the roots of legume plants fixing nitrogen from the atmosphere into a form that
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Pseudomonas fluorescens bacterium This bacterium is commonly found in soil and can form a mutualistic relationship with plant roots contributing to
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Pseudomonas aeruginosa bacterium This bacterium can form a mutualistic relationship with certain species of plants providing protection against harm
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Protozoa Others can cause disease by Wladimir BulgarSCIENCE PHOTO LIBRARY
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Propionibacterium acnes bacterium This bacterium is commonly found on human skin and can help protect against harmful pathogens but it can also cont
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Photorhabdus bacteria These bacteria live symbiotically with certain species of nematodes can help protect the nematodes from harmful pathogens by
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Oral microbiome The environment present in the human mouth is suited to the growth of characteristic microorganisms found there by Wladimir Bulgar
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Parasitic worms These organisms can modulate the immune system and may have a protective effect against inflammatory diseases by Wladimir BulgarSC
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Editorial use only Ivan Petrovich Pavlov (1849-1936) Russian physiologist and doctor Pavlov is most famous for his work on conditioned reflexes s
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Paraburkholderia phytofirmans bacterium This bacterium is found in the rhizosphere of plants and can enhance plant growth and stress tolerance by W
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Nitrogen-fixing bacteria These bacteria convert atmospheric nitrogen into a form that can be used by plants helping to fertilize soils and increase
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Myxobacteria bacteria These bacteria are commonly found in soil and can form complex social structures such as fruiting bodies and produce a wide r
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Liver conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Liver conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Liver conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Liver conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Liver conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Kidneys illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Editorial use only Ivan Petrovich Pavlov (1849-1936) Russian physiologist and doctor Pavlov is most famous for his work on conditioned reflexes s
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Kidneys illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Kidneys illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Adrenal glands illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Adrenal glands illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Small intestine and stomach conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Large intestine illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Large intestine illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Large intestine illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Large intestine illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Five dogs used for Pavlovian experiments on gastric secretion in the Physiology Department Imperial Institute of Experimental Medicine St Petersburg
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Large intestine illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Small intestine and stomach conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Small intestine conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Large intestine conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Large intestine conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Large intestine conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Large intestine illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Large intestine illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Large intestine illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Healthy stomach Endoscopic view of the left section (gastric fundus) of a normal stomach showing the characteristic ridges (gastric folds or plicae
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Intestinal microbiota conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Intestinal microbiota conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Intestinal microbiota conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Intestinal microbiota conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Mycorrhizal fungi These fungi form a symbiotic relationship with the roots of plants facilitating nutrient uptake by the plant In turn plant provid
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Microsporidia parasites These obligate intracellular parasites infect a wide range of hosts including humans and can cause a range of diseases but
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Methanotrophs These microorganisms are capable of oxidizing methane gas is a potent greenhouse gas and can be found in a variety of environments in
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Methanotrophic bacteria These bacteria can oxidize methane a potent greenhouse gas and are important in mitigating climate change by Wladimir Bul
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Methanogens These microorganisms are capable of producing methane gas and are found in a variety of environments including the gut of ruminants and
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False-colour scanning electron micrograph (SEM) of Streptococcus pneumoniae (pneumonococcus) a spherical Gram-positive bacterium associated with pne
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Methanogenic archaea These microorganisms live in the gut and help with the breakdown of complex carbohydrates producing methane as a byproduct by
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Methanobrevibacter smithii archaeon This methanogenic archaeon is found in the human gut and can help with the breakdown of complex carbohydrates pr
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Magnetotactic bacteria These bacteria are capable of producing magnetite crystals and can use these to orient themselves in magnetic fields allowing
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Lactococcus lactis bacterium This bacterium is used in the production of a wide range of fermented foods such as cheese and yogurt and can have pro
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Lactobacillus bacteria These microorganisms live in the human gut and help with digestion nutrient absorption and immune system function by Wladi
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Kombucha culture bacteria This is a symbiotic culture of bacteria and yeast that is used to ferment tea creating a probiotic-rich beverage that can
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Human microbiome The human microbiome is the aggregate of all microbiota that reside on or within human tissues and biofluids along with the correspo
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Helminths parasitic worms These organisms can modulate the immune system and may have a protective effect against inflammatory diseases by Wladimir
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Gut bacteria These microorganisms live in the human gut and help with digestion nutrient absorption and immune system function by Wladimir Bulgar
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Anti-obesity pills Box and blister pack of Xenical pills used for treating obesity Each pill contains 120 milligrams of the drug orlistat This drug
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Gastrointestinal microbiome Gut microbiota gut microbiome or gut flora are microorganisms including bacteria archaea fungi and viruses that live
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Fungi These organisms can have both beneficial and harmful effects on human health depending on the context by Wladimir BulgarSCIENCE PHOTO LIBRA
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Faecal microbiome Faecal microbiota transplant (FMT) is an effective treatment for Clostridioides difficile infection by Wladimir BulgarSCIENCE PH
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Escherichia coli bacteria These microorganisms live in the human gut and help with digestion nutrient absorption and immune system function by Wl
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Faecal bacteria Scanning electron micrograph (SEM) of bacteria cultured from a sample of human faeces At least 50 per cent of human faeces is made u
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Faecal bacteria Scanning electron micrograph (SEM) of bacteria cultured from a sample of human faeces At least 50 per cent of human faeces is made u
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Faecal bacteria Scanning electron micrograph (SEM) of bacteria cultured from a sample of human faeces At least 50 per cent of human faeces is made u
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Enterococcus faecalis bacterium This bacterium is found in the human gut and can have both beneficial and harmful effects on human health depending
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Entamoeba histolytica protozoa Others can cause disease by Wladimir BulgarSCIENCE PHOTO LIBRARY
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Intestine archaea Methanobrevibacter smithii SEMScanning electron micrograph (SEM) of Archaea human intestine prokaryote (Methanobrevibacter smithii
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