Leucocytes Collection

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

Red and white blood cells, SEM
Human red and white blood cells, coloured scanning electron micrograph (SEM). Magnification x5167 at an image size of 10 cm wide

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

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

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

Human Red Blood Cells, SEM
Human red blood cells, coloured composite scanning electron micrograph (SEM)

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

White blood cell and platelet, SEM F006 / 9929
White blood cells. Coloured scanning electron micrograph (SEM) of white blood cells (leucocytes) and a platelet (thrombocyte, red). Magnification: x6, 600 when printed at 10 centimetres wide

White blood cell and platelet, SEM F006 / 9928
White blood cells. Coloured scanning electron micrograph (SEM) of white blood cells (leucocytes) and a platelet (thrombocyte, orange). Magnification: x6, 600 when printed at 10 centimetres wide

White blood cell and platelet, SEM F006 / 9927
White blood cells. Coloured scanning electron micrograph (SEM) of white blood cells (leucocytes) and a platelet (thrombocyte, green). Magnification: x6, 600 when printed at 10 centimetres wide

White blood cells, SEM F006 / 9924
White blood cells. Coloured scanning electron micrograph (SEM) of white blood cells (leucocytes). Magnification: x2, 400 when printed at 10 centimetres wide

White blood cells, SEM F006 / 9923
White blood cells. Coloured scanning electron micrograph (SEM) of white blood cells (leucocytes). Magnification: x2, 400 when printed at 10 centimetres wide

White blood cells, SEM F006 / 9926
White blood cells. Coloured scanning electron micrograph (SEM) of white blood cells (leucocytes). Magnification: x2, 400 when printed at 10 centimetres wide

White blood cells, SEM F006 / 9925
White blood cells. Coloured scanning electron micrograph (SEM) of white blood cells (leucocytes). Magnification: x2, 400 when printed at 10 centimetres wide

White blood cells, SEM F006 / 9922
White blood cells. Coloured scanning electron micrograph (SEM) of white blood cells (leucocytes). Magnification: x2, 400 when printed at 10 centimetres wide

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

Microglial white blood cells, SEM C016 / 9112
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 / 9116
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 cells, SEM C016 / 9138
Lymphocyte white blood cells. Coloured scanning electron micrograph (SEM) of lymphocyte white blood cells from peripheral blood

Cystine in bone marrow, light micrograph
Cystine in bone marrow. Light micrograph of crystals of cystine among blood cells in a sample of bone marrow. Cystine is an amino acid that can form crystals in urine

Bone marrow blood cells, light micrograph

Blood cells, light micrograph
Blood cells. Light micrograph of red blood cells (erythrocytes, light blue) and white blood cells (leucocytes, nuclei stained purple)

Leukaemia cell, SEM
Leukaemia cell. Coloured scanning electron micrograph (SEM) of a leukaemic (cancerous) lymphocyte white blood cell (green), amongst normal red blood cells (erythrocytes, red)

Granulocyte blood cells, light micrograph
Granulocyte blood cells. Light micrograph of two types of granulocytes, a type of white blood cell (leucocyte). At left is a neutrophil, with an eosinophil at right

Antibodies and B cells, artwork C016 / 6255
Antibodies and B cells. Computer artwork showing antibodies (green) neutralising cytokine activity in B cell (large, round) white blood cells

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"Exploring the Intricate World of Leucocytes: A Journey through Blood Coagulation Cascade and Cellular Artwork" In this captivating caption, we delve into the fascinating realm of leucocytes, also known as white blood cells. These microscopic warriors play a crucial role in our immune system's defense against harmful invaders. The journey begins with artwork C016/9873, which depicts the intricate process of the blood coagulation cascade. This mesmerizing image showcases how leucocytes work alongside other components to form clots and prevent excessive bleeding. Moving on to scanning electron microscopy (SEM), we witness the beauty of red and white blood cells in stunning detail. SEM images such as C016/3099 and C016/3098 showcase these cellular marvels side by side with platelets, highlighting their collective effort in maintaining our health. Transitioning to transmission electron microscopy (TEM), plasma cells take center stage in TEM imagery. These specialized white blood cells are responsible for producing antibodies that target specific pathogens, safeguarding us from infections. The TEM image reveals their unique structure and function (TEM). Next up is an activated macrophage captured through SEM (C015/6375). This powerful defender engulfs foreign particles or damaged cells, playing a critical role in immune responses. Artwork showcasing lymphocyte white blood cells reminds us of their diversity and importance within our immune system's arsenal. Each type has its own distinct function but works together harmoniously to protect our bodies from harm. As we explore further under SEM lenses, monocyte white blood cell (SEM C016 / 3089) comes into view – another versatile player capable of transforming into different types of immune defenders when needed. No exploration would be complete without acknowledging human red blood cells' essential role in transporting oxygen throughout our bodies efficiently - beautifully showcased via SEM imagery. Finally, multiple SEM images highlight various aspects of general "blood cell" morphology, emphasizing the intricate beauty within our circulatory system.