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    Group of social active children with man volunteer collecting garbage into trash bag during environmental campaign in summer nature — Stock Photo
    Group of social active children with man volunteer collecting garbage into trash bag during environmental campaign in summer nature
    Female customer in protective mask consulting with saleswoman working in store with different bunches of flowers wrapped in zero waste paper package — Stock Photo
    Female customer in protective mask consulting with saleswoman working in store with different bunches of flowers wrapped in zero waste paper package
    Crop anonymous female client taking wooden brush from container while shopping in zero waste shop — Stock Photo
    Crop anonymous female client taking wooden brush from container while shopping in zero waste shop
    Lobar pneumonia in stage of red hepatisation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of red hepatisation, digital illustration and light micrograph.
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center) — Stock Photo
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center)
    Lobar pneumonia in stage of grey hepatisation or late consolidation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of grey hepatisation or late consolidation, digital illustration and light micrograph.
    Lobar pneumonia in stage of congestion and consolidation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of congestion and consolidation, digital illustration and light micrograph.
    Close-up of T-cells (turquoise) binding to cancer cells (pink), illustration. T-lymphocytes, or T-cells, are a type of white blood cell and components of the body's immune system. They mature in the thymus — Stock Photo
    Close-up of T-cells (turquoise) binding to cancer cells (pink), illustration. T-lymphocytes, or T-cells, are a type of white blood cell and components of the body's immune system. They mature in the thymus
    Crop anonymous activist in blue shirt and green rubber gloves carrying garbage bag while collecting trash in green park in summer day — Stock Photo
    Crop anonymous activist in blue shirt and green rubber gloves carrying garbage bag while collecting trash in green park in summer day
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system — Stock Photo
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system
    Lobar pneumonia in stage of red hepatisation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of red hepatisation, digital illustration and light micrograph.
    3d illustration of antibodies attacking virus particles. — Stock Photo
    3d illustration of antibodies attacking virus particles.
    B-lymphocyte white blood cells — Stock Photo
    B-lymphocyte white blood cells
    Illustration of a neutrophil. — Stock Photo
    Illustration of a neutrophil.
    3d illustration of antibodies attacking virus particles. — Stock Photo
    3d illustration of antibodies attacking virus particles.
    Molecular models of antibody structures, digital illustration. — Stock Photo
    Molecular models of antibody structures, digital illustration.
    Illustration of antibodies responding to an infection with the SARS-CoV-2 coronavirus (centre). The virus causes a mild respiratory illness (Covid-19) that can develop into pneumonia and be fatal in some cases — Stock Photo
    Illustration of antibodies responding to an infection with the SARS-CoV-2 coronavirus (centre). The virus causes a mild respiratory illness (Covid-19) that can develop into pneumonia and be fatal in some cases
    Antibodies attacking influenza viruses — Stock Photo
    Antibodies attacking influenza viruses
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center) — Stock Photo
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center)
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Plasma cell and antibodies — Stock Photo
    Plasma cell and antibodies
    Large blue garbage bags placed near lake during clean up environmental volunteer campaign in summer nature — Stock Photo
    Large blue garbage bags placed near lake during clean up environmental volunteer campaign in summer nature
    Eosinophilia blood smear with numerous eosinophils, digital illustration. — Stock Photo
    Eosinophilia blood smear with numerous eosinophils, digital illustration.
    Female customer in protective mask consulting with cropped unrecognizable saleswoman working in store with different bunches of flowers wrapped in zero waste paper package — Stock Photo
    Female customer in protective mask consulting with cropped unrecognizable saleswoman working in store with different bunches of flowers wrapped in zero waste paper package
    Lobar pneumonia in stage of grey hepatisation or late consolidation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of grey hepatisation or late consolidation, digital illustration and light micrograph.
    Close-up of a macrophage, illustration. — Stock Photo
    Close-up of a macrophage, illustration.
    Mast cell releasing histamine during allergic response, digital illustration. — Stock Photo
    Mast cell releasing histamine during allergic response, digital illustration.
    Eosinophil white blood cells in blood vessel, digital illustration showing lobed nuclei. — Stock Photo
    Eosinophil white blood cells in blood vessel, digital illustration showing lobed nuclei.
    Back view of women selecting bottled cleaning agent placed on shelves in eco friendly store — Stock Photo
    Back view of women selecting bottled cleaning agent placed on shelves in eco friendly store
    Eosinophil white blood cells in blood vessel, digital illustration showing lobed nuclei. — Stock Photo
    Eosinophil white blood cells in blood vessel, digital illustration showing lobed nuclei.
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Lobar pneumonia in stage of red hepatisation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of red hepatisation, digital illustration and light micrograph.
    Mast cell releasing histamine during allergic response, digital illustration. — Stock Photo
    Mast cell releasing histamine during allergic response, digital illustration.
    T-cells (turquoise) binding to cancer cells (pink), illustration. T-lymphocytes, or T-cells, are a type of white blood cell and components of the body's immune system. They mature in the thymus — Stock Photo
    T-cells (turquoise) binding to cancer cells (pink), illustration. T-lymphocytes, or T-cells, are a type of white blood cell and components of the body's immune system. They mature in the thymus
    Young female volunteer assembling wooden nesting box for birds during collaboration with activists in green summer park — Stock Photo
    Young female volunteer assembling wooden nesting box for birds during collaboration with activists in green summer park
    Illustration of antibodies against SARS-CoV-2 virus that causes Covid-19 inside person wearing face mask. antibodies have been produced by body after vaccination, giving recipient immunity to disease — Stock Photo
    Illustration of antibodies against SARS-CoV-2 virus that causes Covid-19 inside person wearing face mask. antibodies have been produced by body after vaccination, giving recipient immunity to disease
    Side view of female buyer in medical mask shopping in store with various homemade organic soap — Stock Photo
    Side view of female buyer in medical mask shopping in store with various homemade organic soap
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center) — Stock Photo
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center)
    Digital illustration of eosinophil white blood cells with lobed nuclei colored in purple. — Stock Photo
    Digital illustration of eosinophil white blood cells with lobed nuclei colored in purple.
    Female seller in protective mask giving advice to client choosing eco friendly metal bottle in store — Stock Photo
    Female seller in protective mask giving advice to client choosing eco friendly metal bottle in store
    Full body of male in mask with eyesight disability standing on escalator with guide dog and using mobile phone — Stock Photo
    Full body of male in mask with eyesight disability standing on escalator with guide dog and using mobile phone
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus — Stock Photo
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus
    RNA vaccine, conceptual illustration. molecule of RNA (ribonucleic acid, blue helix) is being injected at right. RNA is taken up and read by body cells, causing them to produce copies of viral proteins (red) — Stock Photo
    RNA vaccine, conceptual illustration. molecule of RNA (ribonucleic acid, blue helix) is being injected at right. RNA is taken up and read by body cells, causing them to produce copies of viral proteins (red)
    Influenza virus particles in blood stream — Stock Photo
    Influenza virus particles in blood stream
    Macrophage (purple) and cancer cells (red), illustration. — Stock Photo
    Macrophage (purple) and cancer cells (red), illustration.
    Back view male in medical mask walking through automatic card reader with dog in metro — Stock Photo
    Back view male in medical mask walking through automatic card reader with dog in metro
    Lobar pneumonia in stage of red hepatisation, conceptual digital illustration. — Stock Photo
    Lobar pneumonia in stage of red hepatisation, conceptual digital illustration.
    Bacterial infection spreading in bloodstream — Stock Photo
    Bacterial infection spreading in bloodstream
    Digital artwork of T-lymphocyte cells attacking red cancer cell. — Stock Photo
    Digital artwork of T-lymphocyte cells attacking red cancer cell.
    Used protective mask on beach washed by sea wave showing concept of environmental pollution with medical waste — Stock Photo
    Used protective mask on beach washed by sea wave showing concept of environmental pollution with medical waste
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Illustration of antibodies (blue) attaching to a viral (purple) infected cell. Antibodies bind to specific antigens, for instance viral proteins displayed on the surface of infected cells, marking them for destruction by phagocyte immune cells. — Stock Photo
    Illustration of antibodies (blue) attaching to a viral (purple) infected cell. Antibodies bind to specific antigens, for instance viral proteins displayed on the surface of infected cells, marking them for destruction by phagocyte immune cells.
    Low angle of handmade wooden nesting box attached to trunk of green tree in summer nature — Stock Photo
    Low angle of handmade wooden nesting box attached to trunk of green tree in summer nature
    Full length of female customer in mask choosing eco friendly detergent while consulting with seller in shop — Stock Photo
    Full length of female customer in mask choosing eco friendly detergent while consulting with seller in shop
    Active female eco volunteer in protective mask and gloves collecting trash from creek into garbage bag in summer forest — Stock Photo
    Active female eco volunteer in protective mask and gloves collecting trash from creek into garbage bag in summer forest
    Pathogenic bacteria in the blood stream — Stock Photo
    Pathogenic bacteria in the blood stream
    From above of plastic medical mask floating on water of pond showing concept of environmental pollution with plastic — Stock Photo
    From above of plastic medical mask floating on water of pond showing concept of environmental pollution with plastic
    White blood cell — Stock Photo
    White blood cell
    Black garbage bag placed on pathway after collecting trash in green park in summer day — Stock Photo
    Black garbage bag placed on pathway after collecting trash in green park in summer day
    Lobar pneumonia in stage of red hepatisation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of red hepatisation, digital illustration and light micrograph.