Leucocyte 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)

TEM of human white blood cell bearing HLA antigen
False-colour transmission electron micrograph (TEM) of a human white blood cell (bottom), showing presence of an HLA antigen (human leucocyte antigen)

Coloured SEM of a white blood cell (lymphocyte)
Lymphocyte blood cell. Coloured scanning electron micrograph (SEM) of a lymphocyte, a common type of white blood cell. Characteristic of this rounded cell are the long microvilli which project

Basophil white blood cell. Coloured transmission electron micrograph (TEM) of a basophil white blood cell. Basophils are the smallest and rarest of the white blood cells

Dohle bodies in blood cell, micrograph
Dohle bodies in blood cell. Light micrograph of a neutrophil white blood cell (centre) with Dohle bodies. These are small inclusions within the cells cytoplasm

Blood coagulation cascade, artwork C016 / 9873
Blood coagulation cascade. Artwork of the biochemical cascade of blood chemicals and proteins during blood clotting (coagulation). The blood vessel and its layered wall is at upper left

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

Acute promyelocytic leukaemia, micrograph
Acute promyelocytic leukaemia. Light micrograph of blood cells from bone marrow in a case of acute promyelocytic leukaemia. Leukaemia is a cancer where certain blood cells form in excess

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)

Lymphocyte white blood cells, artwork
Lymphocyte white blood cells. Computer artwork of lymphocyte white blood cells, showing their nuclei (red, centre). Lymphocytes, like all white blood cells, are part of the immune system

Red and white blood cells. Coloured scanning electron micrograph (SEM) showing two types of human blood cells. Red blood cells (or erythrocytes, red) and a white blood cell (or leucocyte)

Myeloblast blood cell, light micrograph
Myeloblast blood cell. Light micrograph of blood cells, including a myeloblast, a precursor for a type of white blood cell (leucocyte). Myeloblasts differentiate into granulocytes

Promyelocyte blood cell, light micrograph. This blood cell (centre) is a precursor for a type of white blood cell called a granulocyte, formed by granulopoiesis in the bone marrow

Chronic lymphocytic leukaemia, micrograph
Chronic lymphocytic leukaemia. Light micrograph of blood cells sampled from a lymphatic ganglion in a case of chronic lymphocytic leukaemia, also called chronic lymphoid leukaemia (CLL)

Macrophage and lymphocytes, TEM
Macrophage and lymphocytes, transmission electron micrograph (TEM). Macrophage surrounded by lymphocytes in a lymph node. This view includes many intercellular contacts

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

False-colour SEM of blood cells on endocardium
Red Blood cells inside the heart: false-colour scanning electron micrograph (SEM) of red & white blood cells on the endocardium, the lining of the heart

LM of a field of red and white blood cells
Light micrograph of a sample of normal human blood, showing numerous erythrocytes (red blood cells) and four leucocytes (white blood cells) with purple-stained, lobed nuclei

Colour SEM of red & white blood cells
Blood cells. Coloured scanning electron micrograph (SEM) of human blood showing red and white cells. Red blood cells (erythrocytes) have a characteristic biconcave-disc shape and are numerous

MRSA and dead neutrophil, SEM C018 / 8601
MRSA and dead neutrophil. Coloured scanning electron micrograph (SEM) of methicillin-resistant Staphylococcus aureus bacteria (MRSA, yellow) and a dead neutrophil white blood cell (red)

Budding HIV particles, SEM C018 / 8599
Budding HIV particles. Coloured scanning electron micrograph (SEM) of human immunodeficiency virus (HIV) particles (yellow) budding from the surface of a T lymphocyte from the H9 cell line

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

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

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

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)

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

Colitis, light micrograph
Colitis. Light micrograph of a section through colon (large intestine) tissue affected by bacterial infection, causing injury to the mucosal lining, which has resulted in inflammation (colitis)

Ischaemic bowel, light micrograph
Ischaemic bowel. Light micrograph of a section through a portion of intestine that has been damaged by an interruption of the blood supply, or ischaemia

Haematopoietic stem cells, artwork
Haematopoietic stem cells. Cutaway computer artwork showing white blood cells (leucocytes, white, round), red blood cells (erythrocytes, red) and haematopoietic stem cells (HSCs)

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

Microglial white blood cell, SEM C016 / 9119
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

Microglial white blood cell, SEM C016 / 9117
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

Lymphocyte white blood cell, SEM C016 / 9414
Lymphocyte white blood cell. Coloured scanning electron micrograph (SEM) of a lymphocyte white blood cell. Lymphocytes are involved in the immune systems defence mechanisms, lymph system

Microglial white blood cell, SEM C016 / 9109
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

Human bone structure, artwork C016 / 7494
Human bone structure. Computer artwork showing all the different parts that make up a human bone, including the bone marrow (bottom left) where blood cells (round, white and red) are formed

Lymphocyte white blood cell, SEM C016 / 9415
Lymphocyte white blood cell. Coloured scanning electron micrograph (SEM) of a lymphocyte white blood cell. Lymphocytes are involved in the immune systems defence mechanisms, lymph system

Lymphocyte white blood cells, SEM C016 / 9140
Lymphocyte white blood cells. Coloured scanning electron micrograph (SEM) of lymphocyte white blood cells from peripheral blood

White blood cell antigen presentation C016 / 9057
White blood cell antigen presentation. Coloured scanning electron micrograph (SEM) showing the interaction between a macrophage (red) and a T helper lymphocyte (Th cell, yellow)

Microglial white blood cell, SEM C016 / 9114
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

Microglial white blood cells, SEM C016 / 9113
Microglial white blood cells. Coloured scanning electron micrograph (SEM) of microglial cells. Microglia are phagocytic macrophage white blood cells that are the main form of immune system in

Microglial white blood cell, SEM C016 / 9118
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

Microglial white blood cells, SEM C016 / 9111
Microglial white blood cells. Coloured scanning electron micrograph (SEM) of microglial cells. Microglia are phagocytic macrophage white blood cells that are the main form of immune system in

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"Exploring the Mighty Leucocyte: Unveiling the Warriors of our Immune System" Leucocytes, also known as white blood cells, are the unsung heroes safeguarding our bodies from various threats. Among them, T lymphocytes play a crucial role in fighting cancer cells, acting as vigilant guardians against this formidable disease. (T lymphocytes and cancer cell, SEM C001 / 1679) Another remarkable the neutrophil - an expert at engulfing harmful bacteria like MRSA. Witness its extraordinary power under the microscope as it devours these dangerous microbes with precision and efficiency. (Neutrophil engulfing MRSA, SEM C018 / 8596) Intriguingly, human white blood cells bear HLA antigens that act as identification tags for immune recognition. Delve into their intricate structure through a detailed transmission electron microscopy image revealing their fascinating complexity. (TEM of human white blood cell bearing HLA antigen) Behold a vibrant world within our bloodstream. A colored scanning electron micrograph showcases a lymphocyte - one type of white blood cell - shining brightly amidst red and other cellular companions. (Colored SEM of a white blood cell [lymphocyte]) Basophilic leucocytes may be less well-known but possess significant functions in allergic reactions and inflammation responses within our bodies' defense mechanisms. Discover their unique characteristics through captivating microscopic imagery. (Basophil white blood cell) The intricate dance of life-saving clotting factors unfolds before us in an artwork depicting the mesmerizing beauty of the blood coagulation cascade—an essential process to prevent excessive bleeding when injuries occur. (Blood coagulation cascade, artwork C016 / 9873) Witness Dohle bodies within leucocytes—a microscopic phenomenon observed during certain infections or inflammatory conditions—captured vividly under high-resolution magnification.