Immunity Collection

T lymphocytes and cancer cell, SEM C001 / 1679
T lymphocytes and cancer cell. Coloured scanning electron micrograph (SEM) of T lymphocyte cells (green) attached to a cancer cell

Neutrophil engulfing MRSA, SEM C018 / 8596
Neutrophil engulfing MRSA. Coloured scanning electron micrograph (SEM) of a neutrophil white blood cell (green) engulfing methicillin-resistant Staphylococcus aureus bacteria (MRSA, pink)

Blood cells, computer artwork. Red blood cells (red), or erythrocytes, are biconcave disc-shaped cells that are responsible for supplying tissues with oxygen

Macrophage engulfing TB bacteria, SEM
Macrophage engulfing TB bacteria. Coloured scanning electron micrograph (SEM) of a macrophage white blood cell (purple) engulfing a tuberculosis (Mycobacterium tuberculosis) bacterium (pink)

Activated macrophage, SEM C015 / 6375
Activated macrophage. Coloured scanning electron micrograph (SEM) of an active macrophage white blood cell. Macrophages are cells of the bodys immune system that are found in the tissues rather than

Plasma cells, TEM
Plasma cells. Coloured transmission electron micrograph (TEM) of plasma cells. Plasma cells are mature B lymphocytes (white blood cells) that produce and secrete antibodies during an immune response

Phagocytosis of fungal spores, SEM
Phagocytosis of a fungus spore. Coloured scanning electron micrograph (SEM) of a neutrophil (blue) phagocytosing (engulfing and destroying) spores from the fungus Aspergillus fumigatus (red)

Macrophage cells, SEM
Macrophage cells. Coloured scanning electron micrograph (SEM) of macrophage white blood cells. Macrophages are cells of the bodys immune system

Interferon molecule. Computer model showing the secondary structure of a molecule of interferon. Interferons are proteins produced by white blood cells as part of the immune response to invading

Free vaccination clinic on premises of French newspaper. Heffer has shaven portion of flank infected with Cowpox
530719 Free vaccination clinic on premises of French newspaper. Heffer has shaven portion of flank infected with Cowpox: serum transferred with stylus to arms of waiting Parisians to give immunity to

A man takes a bath in partly frozen Baltic sea in Gdynia, Poland March 3, 2018. REUTERS/Zuzanna Piekarska

The Cowshed mezzotint after George Morland (1763-1804) English artist. Cowman milks into bucket
531721 The Cowshed mezzotint after George Morland (1763-1804) English artist. Cowman milks into bucket. Milkmaid waits, holding yoke on which buckets carried. Hay loft: Lantern: hens

The Thames and Medway Conservancy (engraving)
1096314 The Thames and Medway Conservancy (engraving) by English School, (19th century); Private Collection; (add.info.: The Thames and Medway Conservancy)

Phagocytosis of fungus spores, SEM
Phagocytosis of fungus spores. Coloured scanning electron micrograph (SEM) of spores from the fungus Aspergillus fumigatus (red) being phagocytosed (engulfed and destroyed) by a dendritic cell (brown)

White blood cells and platelets, SEM C016 / 3099
White blood cells and platelets. Coloured scanning electron micrograph (SEM) of platelets (green) with a variety of different white blood cells (leucocytes, yellow)

White blood cells and platelets, SEM C016 / 3098
White blood cells and platelets. Coloured scanning electron micrograph (SEM) of platelets (purple) with a variety of different white blood cells (leucocytes, blue)

Monocyte white blood cell, SEM C016 / 3089
Monocyte white blood cell. Scanning electron micrograph (SEM) of a monocyte white blood cell. Monocytes, like all white blood cells, are part of the human bodys immune system

Scanning electron micrograph of a human T cell
Scanning electron micrograph of a human T lymphocyte (also called a T cell) from the immune system of a healthy donor

3D rendering of macrophage phagocytosis

Torn muscle fibers with healing stages surrounding. 1. Macrophage clean-up. 2. New cells migrate to repair. 3. Cells differentiate to become muscle cells

The smallpox scare. Vaccinating passengers to France. Vaccination in progress at Messrs, Cooks head office in Berkeley St. 17 April 1929

White robed figures at Englands first inhalatorium. Fumes that kill the flu germ. A lady patient leading in the Inhalation Chamber. 15 January 1929

Edward Jenner (1749-1823) English physician. Jenner practiced as a country doctor in his native Gloucestershire. He noted that immunity to smallpox was given by cowpox

Edward Jenner (1749-1823) English physician. Jenner practiced as a country doctor in his native Gloucestershire. He noted that immunity to smallpox was given by cowpox

Medal commemorating the discovery of vaccination in 1796. Edward Jenner (1749-1823) practiced as a country doctor in his native Gloucestershire. He noted the immunity to smallpox given by cow-pox

Edward Jenner (1749-1823) English physician who practiced as a country doctor in his native Gloucestershire. He noted the immunity to smallpox given by cow-pox

The Cowshed mezzotint after George Morland (1763-1804) English artist. Cowman milks into bucket. Milkmaid waits, holding yoke on which buckets carried. Hay loft: Lantern: hens

Cutaway of Lymph Node with each Tissue type highlighted

Neutrophil engulfing MRSA, SEM C018 / 8597
Neutrophil engulfing MRSA. Coloured scanning electron micrograph (SEM) of a neutrophil white blood cell (bottom) engulfing methicillin-resistant Staphylococcus aureus bacteria (MRSA, yellow)

Eosinophil white blood cell, TEM C014 / 1438
Eosinophil white blood cell. Transmission electron micrograph (TEM) of a section through an eosinophil. Eosinophils, like all white blood cells, are part of the bodys immune system

Human antitumour antibody molecule
Human antitumour antibody. Molecular model showing the antitumour antibody BR96 complexed with part of the Lewis antigen. The Lewis antigen is expressed on the surface of human carcinoma cells

Eosinophil white blood cell, TEM C014 / 1437
Eosinophil white blood cell. Transmission electron micrograph (TEM) of a section through an eosinophil. Eosinophils, like all white blood cells, are part of the bodys immune system

Human pathogen recognition molecule F006 / 9677
Human pathogen recognition molecule. Molecular model of a complex between human lymphocyte antigen 96 and toll-like receptor 4

Antibodies and their antigen F006 / 9678
Antibodies and their antigen. Molecular model showing the molecular structure of two anti-P-glycoprotein antibodies (upper left and right) and the P-glycoprotein (v-shaped) to which they respond

Toll-like receptor 3 and RNA F006 / 9666
Toll-like receptor 3 and RNA. Molecular model of the toll-like receptor 3 (TLR3) protein (pink and blue) bound to a strand of RNA (ribonucleic acid, green and yellow)

Interferon gamma molecule F006 / 9489
Interferon gamma, molecular model. Interferon gamma is produced by certain immune cells (T cells, dendritic cells and NK cells) as part of the immune response to invading pathogens and tumours

Flu virus surface protein and antibody F006 / 9428
Flu virus surface protein and antibody. Molecular model of the neuraminidase glycoprotein enzyme found on the surface of the influenza (flu) virus

Eosinophil white blood cell, TEM C014 / 1439
Eosinophil white blood cell. Transmission electron micrograph (TEM) of a section through an eosinophil. Eosinophils, like all white blood cells, are part of the bodys immune system

Interferon gamma molecule and receptor F006 / 9330
Interferon gamma. Molecular model of the interferon gamma dimer attached to the alpha chain of the interferon gamma receptor

MHC protein complexed with flu virus F006 / 9294
MHC protein complexed with flu virus. Molecular model showing human class II MHC (major histocompatibility complex) protein HLA-DR1 complexed with an influenza (flu) virus peptide

Interleukin-6, molecular model F006 / 9232
Interleukin-6. Molecular model of the cytokine protein human interleukin-6. This protein is produced in the body and has a wide variety of functions in the immune system

Antibodies and viruses, artwork
Antibodies and viruses. Computer artwork showing antibody, or immunoglobulin, molecules (blue) surrounding virus particles (virions, yellow)

NK cells attacking cancer cells, artwork
NK cells attacking cancer cells. Computer artwork of human Natural Killer (NK) cells (small, round) attacking cancer cells (large, round)

Immunotherapy, artwork
Immunotherapy. Computer artwork of immunotherapy being used to destroy a tumour (right). Immunotherapy uses the bodys immune system to fight a disease

Antibodies and bacteria, artwork
Antibodies and bacteria. Computer artwork showing white blood cells (large, round) and antibody, or immunoglobulin, molecules (red) surrounding bacteria (green)

White blood cell antigen presentation C016 / 9058
White blood cell antigen presentation. Coloured scanning electron micrograph (SEM) showing the interaction between a macrophage (yellow) and a T helper lymphocyte (Th cell, green)

Microglial white blood cell, SEM C016 / 9115
Microglial white blood cell. Coloured scanning electron micrograph (SEM) of a microglial cell. Microglia are phagocytic macrophage white blood cells that are the main form of immune system in

Shigella bacterium and macrophage, SEM C016 / 8922
Shigella bacterium. Coloured scanning electron micrograph (SEM) of a Shigella sp. bacterium (orange) being engulfed by a macrophage white blood cell. This process is called phagocytosis

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"Unlocking the Power of Immunity: A Journey into Cellular Defense" In the intricate world of immunity, T lymphocytes emerge as fearless warriors against cancer cells. SEM C001 / 1679 reveals their relentless pursuit in eradicating these malignant invaders. Neutrophils, our unsung heroes, engulf MRSA bacteria with unwavering determination. Witness this extraordinary battle through the lens of SEM C018 / 8596, where a neutrophil devours its prey. Blood cells flow through our veins like an army on standby, ready to defend us at any moment. Their diverse roles and functions make them indispensable guardians of our health. Plasma cells take center stage under TEM's gaze, showcasing their remarkable ability to produce antibodies that neutralize threats lurking within us. Phagocytosis becomes an art form when fungal spores fall victim to its grasp. Observe this captivating spectacle captured by SEM's lens—a testament to nature's resilience. Macrophages stand tall as they engulf TB bacteria in a fierce struggle for survival. Through SEM imagery and sheer determination, we witness their valiant efforts to protect us from harm. The interferon molecule emerges as a beacon of hope amidst viral chaos—an essential messenger that rallies immune responses against invading pathogens. Activated macrophages proudly display their formidable armor under SEM C015 / 6375—proof of their readiness to combat any intruders threatening our well-being. TEM unveils the inner workings of macrophage cells—their intricate machinery designed for surveillance and destruction—a constant reminder that vigilance is key in maintaining immunity. Once again, we witness macrophages engaging in battle against TB bacteria through the lens of SEM—an awe-inspiring sight that reaffirms the power within each cell fighting for our defense. Amidst frozen Baltic waters, a man immerses himself—a symbolic act echoing nature's ability to invigorate and strengthen both body and mind—a reminder of the resilience we possess.