Leukocyte Collection (page 7)

LM of human blood smear showing red & white cells
Healthy blood smear. Light micrograph of a smear of human blood consisting of a field of red blood cells (erythrocytes). Near centre is a single white blood cell (leucocyte) with a purple nucleus

SEM of bone marrow

Blood vessel leak, TEM
Blood vessel leak. Coloured transmission electron micrograph (TEM) of a white blood cell (centre, green and brown) leaking out of a blood vessel

Coronary thrombosis, light micrograph
Coronary thrombosis. Light micrograph of a section through a thrombus (blood clot) in the coronary artery of the heart. The clot is packed full of red blood cells (red)

Rheumatoid arthritis mechanism, artwork
Rheumatoid arthritis mechanism. Artwork showing various aspects of rheumatoid arthritis, the inflammation of the joints due to attack by the bodys own immune system

Budding HIV particles, TEM
Budding HIV particles. Coloured transmission electron micrograph (TEM) of HIV particles (blue and yellow) budding from the membrane of the host cell (orange)

Budding HIV particle, computer artwork
Budding HIV particle. Computer artwork of an HIV (human immunodeficiency virus) particle (green) exiting a T-lymphocyte (a type of white blood cell, lower left)

Blood stream, artwork

Artery, TEM
Artery. Coloured transmission electron micrograph (TEM) of a transverse section through an artery. Red blood cells (erythrocytes, red) and white blood cells (leucocytes)

B-cell, SEM
B-cell, coloured scanning electron micrograph (SEM). B-cells are a type of white blood cell involved in immune respone. They account for 10 per cent of the bodys lymphocytes

White blood cell, artwork

Cells from a urine infection, SEM
Cells from a urine infection. Coloured scanning electron micrograph (SEM) of crenated red blood cells, white blood cells and epithelial cells present in a urine sample taken from someone with a

Neutrophil, SEM
Neutrophil. Coloured scanning electron micrograph of an activated neutrophil white blood cell from a patient with a urinary tract infection

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

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

Lymphocyte white blood cell, SEM
Lymphocyte white blood cell. Coloured scanning electron micrograph (SEM) of a section through a lymphocyte, showing the cell nucleus (upper centre) and cytosol (blue)

Activated granulocytes, SEM
Activated granulocytes. Coloured scanning electron micrograph (SEM) of activated granulocyte, or polymorphonucleocytes (PMNs), white blood cells

Activated granulocyte, SEM
Activated granulocyte. Coloured scanning electron micrograph (SEM) of an activated granulocyte, or polymorphonucleocyte (PMN), white blood cell

Monocyte white blood cells, artwork
Monocyte white blood cells. Computer artwork of monocyte white blood cells, showing their lobed nuclei (purple, centre). Monocytes, like all white blood cells

Basophil white blood cells, artwork
Basophil white blood cells. Computer artwork of basophil white blood cells, showing their lobed nuclei (red). Basophils are the smallest and least common of the white blood cells

Lymph node, TEM
Lymph node. Coloured transmission electron micrograph (TEM) of a section through the peripheral corona of a lymph nodule, showing numerous small lymphocyte white blood cells (dark)

Eosinophil white blood cells, artwork
Eosinophil white blood cells. Computer artwork of eosinophil white blood cells, showing their lobed nuclei (centre). Eosinophils, like all white blood cells, are part of the immune system

Cell infected with HIV, electronic image
Experts of the Ivanovsky Virusology Institute [USSR Academy of Medical Sciences] have made this electronic image of a cell infected with the AIDS virus

Macrophage white blood cell, TEM
Macrophage white blood cell. Coloured transmission electron micrograph (TEM) of a section through a macrophage from a lymph node, showing the nucleus (red) and numerous lysosomes (black)

Immune system, artwork
Immune system. Computer artwork showing how T-cells (right), antibodies (Y-shaped) and antigen-presenting cells (APC, left) interact during an immune response

Human immune response, artwork
Human immune response. Computer artwork showing the interactions of the various white blood cells (purple) involved during an immune response in the human body

Immune response to chronic inflammation. Computer artwork showing the interaction of T cell, lymphocyte, and macrophage white blood cells in response to chronic inflammation of the skin (top)

Skin damage immune response, artwork
Skin damage immune response. Computer artwork showing the bodys immune response to pathogens (red dots) entering through a skin wound (upper centre)

Blood cells, artwork
Blood cells. Cut-away artwork of a blood vessel showing the blood cells inside. The majority of blood cells are erythrocytes (red blood cells)

Granulocytes, SEM
Granulocytes. Coloured scanning electron micrograph (SEM) of granulocytes in bone marrow. Granulocytes are a category of white blood cell characterized by the presence of granules in their cytoplasm

Woundcare gel therapy, artwork
Woundcare gel therapy. Artwork showing the cellular effects of woundcare therapy using a platelet-leucocyte enriched gel to support soft tissue and bone healing

Brain cells, light micrograph
Brain cells. Fluorescence light micrograph of activated microglial cells (stained for membrane co-factor protein, yellow) and oligodendrocytes (stained for myelin basic protein, red)

Allergic response, artwork
Allergic response. Computer artwork showing the process that produces an allergic reaction. Antigens (blue), such as pollen

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"Exploring the Mighty Defenders: Leukocytes and their Battle against Disease" In this captivating collection of images, we delve into the fascinating world of leukocytes, our body's mighty defenders against various diseases. First up, we witness the incredible power of T lymphocytes as they engage in a fierce battle with cancer cells. SEM C001 / 1679 reveals an epic showdown between these two forces. Moving on to another remarkable image, Neutrophil engulfing MRSA (SEM C018 / 8596) showcases the extraordinary ability of neutrophils to devour harmful bacteria such as Methicillin-resistant Staphylococcus aureus. Next, TEM unveils a close-up view of a human white blood cell bearing HLA antigen. This intricate image highlights the complexity and diversity within our immune system. A burst of color awaits us in Coloured SEM of a white blood cell (lymphocyte), showcasing the vibrant nature that lies within these essential cells. Meanwhile, Basophil white blood cell reminds us that even amidst chaos, there are specialized warriors ready to combat any threat. The delicate balance between red and white blood cells is beautifully captured in Red and white blood cells (SEM). This harmonious coexistence ensures our bodies remain healthy and functional. Micrograph enthusiasts will appreciate Dohle bodies in blood cell micrograph - an intriguing glimpse into abnormal cellular structures that can indicate certain health conditions like infections or inflammation. Shifting gears towards Plasma cells (TEM), we witness their crucial role in producing antibodies to fight off infections effectively. Their unique appearance underlines their significance in maintaining our overall well-being. Acute promyelocytic leukemia takes center stage next with its distinct features showcased through a powerful micrograph. This visual representation sheds light on this specific type of cancer affecting immature myeloid cells. Phagocytosis takes center stage once again as fungal spores become prey for vigilant macrophages in Phagocytosis of fungal spores (SEM).