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    Heap of large plastic garbage bags placed near trash tank in park in summer day — Stock Photo
    Heap of large plastic garbage bags placed near trash tank in park in summer day
    3d illustration of antibodies attacking virus particles. — Stock Photo
    3d illustration of antibodies attacking virus particles.
    A male lion (Panthera leo) showing the Flehmen response by opening his mouth wide roaring. Serengeti National Park; Tanzania — Stock Photo
    A male lion (Panthera leo) showing the Flehmen response by opening his mouth wide roaring. Serengeti National Park; Tanzania
    B-lymphocyte white blood cells — Stock Photo
    B-lymphocyte white blood cells
    Illustration of antibodies (yellow and blue) responding to an infection with the new coronavirus SARS-CoV-2 (red) — Stock Photo
    Illustration of antibodies (yellow and blue) responding to an infection with the new coronavirus SARS-CoV-2 (red)
    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.
    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
    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
    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)
    Activated macrophage attacking bacteria — Stock Photo
    Activated macrophage attacking bacteria
    High angle of crop anonymous friends with reusable chopsticks eating delicious sushi rolls with soy sauce and jalapeno pepper — Stock Photo
    High angle of crop anonymous friends with reusable chopsticks eating delicious sushi rolls with soy sauce and jalapeno pepper
    Side view of unrecognizable saleswoman working on cash register while preparing purchase for client in shop with bottling eco detergents — Stock Photo
    Side view of unrecognizable saleswoman working on cash register while preparing purchase for client in shop with bottling eco detergents
    Activated macrophage attacking bacteria — Stock Photo
    Activated macrophage attacking bacteria
    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 client in medical mask reading information on paper price tag while shopping in bulk store — Stock Photo
    Side view of female client in medical mask reading information on paper price tag while shopping in bulk store
    White blood cell — Stock Photo
    White blood cell
    3d illustration of antibodies attacking virus particles. — Stock Photo
    3d illustration of antibodies attacking virus particles.
    Positive young curly haired Hispanic female taking off red fabric protective mask for coronavirus prevention while spending summer day on street — Stock Photo
    Positive young curly haired Hispanic female taking off red fabric protective mask for coronavirus prevention while spending summer day on street
    High angle of crop unrecognizable parents and kid assembling wooden nesting box for birds together while participating in environmental project — Stock Photo
    High angle of crop unrecognizable parents and kid assembling wooden nesting box for birds together while participating in environmental project
    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.
    Blind man walking with guide dog in subway — Stock Photo
    Blind man walking with guide dog in subway
    Antibodies attacking influenza viruses — Stock Photo
    Antibodies attacking influenza viruses
    Young curly haired Hispanic female on red fabric protective mask for coronavirus prevention while spending summer day on street looking at camera — Stock Photo
    Young curly haired Hispanic female on red fabric protective mask for coronavirus prevention while spending summer day on street looking at camera
    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
    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
    Cropped unrecognizable saleswoman in shop with bottling eco detergents pouring cleanser while preparing order of client at counter — Stock Photo
    Cropped unrecognizable saleswoman in shop with bottling eco detergents pouring cleanser while preparing order of client at counter
    Neutrophil and monocyte white blood cells in blood smear, digital illustration. — Stock Photo
    Neutrophil and monocyte white blood cells in blood smear, digital illustration.
    Red interleukin cells binding to blue receptor, digital illustration. — Stock Photo
    Red interleukin cells binding to blue receptor, digital illustration.
    High angle of used dirty protective mask on sandy shore showing concept of environmental pollution — Stock Photo
    High angle of used dirty protective mask on sandy shore showing concept of environmental pollution
    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
    Virus being attacked by antibodies — Stock Photo
    Virus being attacked by antibodies
    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
    Close-up of a macrophage, illustration. — Stock Photo
    Close-up of a macrophage, illustration.
    3d illustration of antibodies attacking virus particles. — Stock Photo
    3d illustration of antibodies attacking virus particles.
    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
    Neutrophil and monocyte white blood cells in blood smear, digital illustration. — Stock Photo
    Neutrophil and monocyte white blood cells in blood smear, digital illustration.
    Methicillin-resistant Staphylococcus aureus — Stock Photo
    Methicillin-resistant Staphylococcus aureus
    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
    Back view of Asian female with flying hair wearing protective mask walking in crowd and looking at camera — Stock Photo
    Back view of Asian female with flying hair wearing protective mask walking in crowd and looking at camera
    Neutrophil white blood cell and red blood cells, digital illustration. — Stock Photo
    Neutrophil white blood cell and red blood cells, digital illustration.
    B cells and antibodies, computer illustration. — Stock Photo
    B cells and antibodies, computer illustration.
    Team of activists constructing wooden nesting boxes while gathering together in summer park — Stock Photo
    Team of activists constructing wooden nesting boxes while gathering together in summer park
    Man in protective mask with handmade wooden nesting box communicating with group of children volunteers gathering together in summer park — Stock Photo
    Man in protective mask with handmade wooden nesting box communicating with group of children volunteers gathering together in summer park
    Blind man walking with guide dog in subway — Stock Photo
    Blind man walking with guide dog in subway
    Neutrophil white blood cell and red blood cells, digital illustration. — Stock Photo
    Neutrophil white blood cell and red blood cells, digital illustration.
    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
    Top view of bag with modern photo accessories and white respirator mask placed on chair in room — Stock Photo
    Top view of bag with modern photo accessories and white respirator mask placed on chair in room
    Illustration of eosinophil white blood cell with purple lobed nuclei. — Stock Photo
    Illustration of eosinophil white blood cell with purple lobed nuclei.
    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
    Immune response to cancer — Stock Photo
    Immune response to cancer
    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
    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
    Pathogenic bacteria in the blood stream — Stock Photo
    Pathogenic bacteria in the blood stream
    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
    Crop anonymous activist in protective gloves picking plastic bottle from ground while collecting garbage in nature — Stock Photo
    Crop anonymous activist in protective gloves picking plastic bottle from ground while collecting garbage in nature
    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.
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Illustration of antibodies (y-shaped) responding to an infection with the new coronavirus SARS-CoV-2 — Stock Photo
    Illustration of antibodies (y-shaped) responding to an infection with the new coronavirus SARS-CoV-2
    Macrophage (purple) and cancer cells (red), illustration. — Stock Photo
    Macrophage (purple) and cancer cells (red), illustration.
    Team of unrecognizable activists picking plastic rubbish from ground while participating in eco campaign in summer forest — Stock Photo
    Team of unrecognizable activists picking plastic rubbish from ground while participating in eco campaign in summer forest