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Confocal light micrograph of macrophages from an African clawed frog embryo (Xenopus laevis) digitally arranged into a spiral Macrophages are cells o
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Confocal light micrograph of macrophages from an African clawed frog embryo (Xenopus laevis) digitally arranged into a spiral Macrophages are cells o
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Confocal light micrograph of two macrophages in the precursor to skin tissue in an African clawed frog embryo (Xenopus laevis) The cells are stained
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Conceptual confocal light micrograph of macrophage cells from an African clawed frog (Xenopus laevis) The macrophages are labelled using a fluorescen
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Lattice light-sheet micrograph showing the normal development of a population of embryonic macrophages inside a living African clawed frog embryo (Xen
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Macrophage engulfing ecoli bacteria Coloured composition scanning electron micrograph (SEM) of a macrophage white blood cell engulfing ecoli bacter
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Macrophage engulfing streptococcus bacteria Coloured composition scanning electron micrograph (SEM) of a macrophage white blood cell engulfing strept
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Macrophage engulfing streptococcus bacteria Coloured composition scanning electron micrograph (SEM) of a macrophage white blood cell engulfing strept
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Macrophage engulfing ecoli bacteria Coloured composition scanning electron micrograph (SEM) of a macrophage white blood cell engulfing ecoli bacter
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Illustration of the spike protein (red) from the Beta (B1351) variant of the SARS-CoV-2 coronavirus the cause of the respiratory illness Covid-19
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Macrophage engulfing ecoli bacteria Coloured composition scanning electron micrograph (SEM) of a macrophage white blood cell engulfing ecoli bacter
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Macrophage engulfing ecoli bacteria Coloured composition scanning electron micrograph (SEM) of a macrophage white blood cell engulfing ecoli bacter
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Macrophage engulfing streptococcus bacteria Coloured composition scanning electron micrograph (SEM) of a macrophage white blood cell engulfing strept
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Macrophage engulfing streptococcus bacteria Coloured composition scanning electron micrograph (SEM) of a macrophage white blood cell engulfing strept
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Methotrexate drug autoinjector Methotrexate belongs to a class of drugs known as antimetabolites It works by slowing or stopping the growth of cance
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Methotrexate drug autoinjector Methotrexate belongs to a class of drugs known as antimetabolites It works by slowing or stopping the growth of cance
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Lymphatic system Illustration of a lymph node (left) lymph vessel (top right) and network of lymph vessels and nodes (bottom right) For a labelled
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Polysorbate 80 food additive conceptual image An emulsifier associated with allergic reactions and potential negative effects on the immune system
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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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Illustration of the spike protein (red) from the Beta (B1531) variant of the SARS-CoV-2 coronavirus the cause of the respiratory illness Covid-19
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Spleen conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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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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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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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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Bifidobacteria bacteria These microorganisms live in the human gut and help with digestion nutrient absorption and immune system function by Wlad
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Bacteroides bacteria These bacteria are found in the gut and can play a role in modulating immune system function as well as aiding in digestion b
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Spleen conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Spleen conceptual illustration by JULIEN TROMEURSCIENCE PHOTO LIBRARY
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Molecular model of the SARS-CoV-2 coronavirus spike (S) protein (red) from the Beta (B1351) variant showing its mutation site (yellow) S proteins
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Illustration of a human monoclonal antibody drug (blue and orange) and non-Hodgkins lymphoma cells (dark purple) Lymphoma is a malignant (cancerous)
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Illustration of a human monoclonal antibody drug (blue and orange) and non-Hodgkins lymphoma cells (dark purple) Lymphoma is a malignant (cancerous)
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Illustration of T cell white blood cells attacking a non-Hodgkins lymphoma cell Lymphoma is a malignant (cancerous) growth of white blood cells (lym
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Illustration of T cell white blood cells attacking a non-Hodgkins lymphoma cell Lymphoma is a malignant (cancerous) growth of white blood cells (lym
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Illustration of T cell white blood cells attacking a multiple myeloma cell Multiple myeloma is type of cancer it occurs when a plasma cell becomes a
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Illustration of T cell white blood cells attacking a multiple myeloma cell Multiple myeloma is type of cancer it occurs when a plasma cell becomes a
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Follicular lymphoma cells (dark purple) illustration Lymphomas are malignant (cancerous) growths of white blood cells (lymphocytes) White blood cel
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Follicular lymphoma cells (dark purple) illustration Lymphomas are malignant (cancerous) growths of white blood cells (lymphocytes) White blood cel
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Illustration of T cell white blood cells attacking an acute myeloid leukaemia (AML) cell This cancer affects the myeloid tissue (bone marrow) specif
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Listeria bacterium Coloured transmission electron micrograph (TEM) of the flagellate bacterium Listeria monocytogenes the causative agent of the di
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Illustration of T cell white blood cells attacking an acute myeloid leukaemia (AML) cell This cancer affects the myeloid tissue (bone marrow) specif
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Sunrise Splendor at Humboldt Mountain Lookout with Layered Peaks
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Sunrise Breaks the Horizon over the Mediterranean Sea
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Sunrise Silhouettes over Mount Eden Viewpoint
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Sunrise over Mountains with Majestic Clouds Crown
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Design diagram of optimal balance of intestinal flora
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Design diagram of probiotics with healthy gut bacteria
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Design diagram of probiotics with healthy gut bacteria
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Light micrograph of cross-sectioned Lieberkuhn crypts showing Paneth cells with very large eosinophilic granulations Paneth cells are part of the inn
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Dengue fever virus replication Coloured transmission electron micrograph (TEM) of dengue fever virus particles (red) replicating in a cell The many
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Light micrograph of Paneth cells showing very large eosinophilic granulations They are located at the bottom of a Lieberkuhn crypt of the small intes
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Light micrograph of Paneth cells showing very large eosinophilic granulations They are located at the bottom of a Lieberkuhn crypt of the small intes
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Light micrograph of Paneth cells showing very large eosinophilic granulations They are located at the bottom of a Lieberkuhn crypt of the small intes
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Light micrograph of cross-sectioned Lieberkuhn crypts showing Paneth cells with very large eosinophilic granulations Paneth cells are part of the inn
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Light micrograph of Paneth cells showing very large eosinophilic granulations They are located at the bottom of a Lieberkuhn crypt of the small intes
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Light micrograph of Paneth cells showing very large eosinophilic granulations They are located at the bottom of a Lieberkuhn crypt of the small intes
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Spleen macrophages light micrograph
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Spleen macrophages light micrograph
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Human spleen light micrograph
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Dengue fever virus particles Coloured transmission electron micrograph (TEM) of dengue fever virus particles (blue) in a cell These virions are cove
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Light micrograph showing two arteries and three large veins located in a spleen trabecula In the spleen the incoming blood vessels are placed in the
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Human spleen light micrograph
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Sepsis SEM
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Sepsis SEM
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Sepsis SEM
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Sepsis SEM
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Sepsis SEM
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Illustration of CAR (chimeric antigen receptor) T cell immunotherapy a process that is being developed to treat cancer T cells (shown in cross-secti
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Illustration of CAR (chimeric antigen receptor) T cell immunotherapy a process that is being developed to treat cancer T cells (shown in cross-secti
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Shingles rash in an AIDS patient Shingles rash on the right shoulder of a 20-year-old man from Africa with AIDS Multidermatomal herpes zoster is a f
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Illustration of CAR (chimeric antigen receptor) T cell immunotherapy a process that is being developed to treat cancer T cells (shown in cross-secti
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Illustration of CAR (chimeric antigen receptor) T cell immunotherapy a process that is being developed to treat cancer T cells (shown in cross-secti
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Viral gene therapy illustration
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Viral gene therapy illustration
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Viral gene therapy illustration
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Scanning electron micrograph (SEM) of a human alveolar basal epithelial cell (A549 cell line) infected with Human adenovirus strain JJ subtype D10
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Activated platelets or thrombocytes illustration by CHRISTOPH BURGSTEDTSCIENCE PHOTO LIBRARY
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Activated platelets or thrombocytes illustration by CHRISTOPH BURGSTEDTSCIENCE PHOTO LIBRARY
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Blood circulating through blood vessel illustration by CHRISTOPH BURGSTEDTSCIENCE PHOTO LIBRARY
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Skin plaques due to Kaposis sarcoma on the right arm and chest of a patient with AIDS (acquired immune deficiency syndrome) AIDS is a disease caused
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Salivary neuropeptide Y
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Rheumatoid factor (RF) test This test measures the levels of RF an antibody produced by the immune system that can indicate the presence of rheumato
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Immunotherapy This is a treatment that involves using the bodys own immune system to fight cancer or other diseases by WLADIMIR BULGARSCIENCE PHO
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HLA class 1 and class 2 molecules illustration by ALI DAMOUHSCIENCE PHOTO LIBRARY
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HLA class 1 and class 2 molecules illustration by ALI DAMOUHSCIENCE PHOTO LIBRARY
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B cell CD antigen illustration
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Blood cell types illustration
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Phagocytosis of fungus spores SEM
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Dendritic cell and lymphocyte SEM
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Skin disease in AIDS Rash on a womans back The rash is due to folliculitis the inflammation of the follicles structures in the skin from which ha
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HIV-1 virus particles TEM
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HIV-1 virus particles TEM
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HIV-1 virus particles TEM
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Light micrograph of histiocytes Histiocytes are macrophages (a type of immune system cell) which are present in tissues (as opposed to within blood v
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Light micrograph of a germinal centre within a lymph node The germinal centre forms in reaction to stimulation such as by a foreign organism or subs
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Illustration of a HIV (human immunodeficiency virus) particle The viral surface is covered with glycoproteins that facilitate its entry into white bl
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Drug resistant aspergillus SEM
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Drug resistant aspergillus SEM
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Drug resistant aspergillus SEM
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Norwegian scabies scabies rash on the hand of a person suffering from AIDS Scabies is a skin infection caused by the itch mite ISSarcoptes ISsca
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