Erythrocyte Collection

Uterus lining during menstruation, SEM
Uterus during menstruation. Coloured scanning electron micrograph (SEM) of the lining of the uterus being shed during menstruation

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

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

Blood clot, SEM C016 / 9753
Blood clot. Coloured scanning electron micrograph (SEM) of a blood clot from the inner wall of the left ventricle of a heart

Blood clot, SEM C016 / 9747
Blood clot, coloured scanning electron micrograph (SEM). Red blood cells (erythrocytes) are trapped within a fibrin protein mesh (beige)

Human red blood corpuscles
Scanning electron microscope (SEM) of red blood cells showing their characteristic biconcave shape which increases the surface area for diffusion

Red blood cells, SEM
Red blood cells, coloured scanning electron micrograph (SEM)

Blood vessel. Coloured scanning electron micrograph (SEM) of a section through a blood vessel in the skin. The vessel contains red blood cells (erythrocytes, red). Magnification unknown

Red blood cells and heart. Computer artwork of a heart on the silhouette of a person and red blood cells (erythrocytes). The heart is a hollow muscle that pumps blood around the body

Blood clot, SEM
Blood clot, coloured scanning electron micrograph (SEM). Red blood cells are red and fibrin protein strands are green. Platelets are at bottom right

Red blood cells, SEM
Red blood cells. Coloured scanning electron micrograph (SEM) of red blood cells (erythrocytes). Red blood cells are biconcave, disc-shaped cells that transport oxygen from the lungs to body cells

Lung tissue, TEM
Lung tissue, coloured transmission electron micrograph (TEM). A single alveolus is at center. At top right is a pulmonary capillary containing a red blood cell (red) and a platelet (yellow)

Blood clot on plaster, SEM
Blood clot on plaster. Coloured scanning electron micrograph (SEM) of blood clotting on the surface of a sticking plaster used to dress a small cut

Red blood cells, computer artwork
Red blood cells. Computer artwork of human red blood cells (erythrocytes) in a blood vessel

Red blood cells. Computer artwork of human red blood cells (erythrocytes)

Mouse malaria parasite, SEM
Mouse malaria parasite. Coloured scanning electron micrograph (SEM) of a Plasmodium berghei protozoan (yellow) and red blood cells. P. berghei is the parasite that causes malaria in mice

Histopathology and pathophysiology of diabetic food ulcers

Conceptual image of platelet, red blood cell and white blood cell

Microscopic view of a leukemia cell

Acute coronary syndrome - microvascular obstruction

Microscopic view of blood cells with virus

Coloured SEM of red blood cells, rouleau formation
Red blood cells. Coloured scanning electron micrograph of red blood cells in rouleau formation. They often stack together in this way because of their shape

Diabetes education, blood viscosity
MODEL RELEASED. Diabetes education. Nurse using models to demonstrate high blood viscosity to a diabetic patient

Blood clot, artwork C016 / 4619
Blood clot in a blood vessel, computer artwork. Red blood cells (erythrocytes) are trapped within a fibrin protein mesh (cream)

Red blood cells, light micrograph C016 / 3035
Red blood cells. Differential interference contrast (DIC) micrograph of red blood cells (erythrocytes)

Red blood cell, SEM
Red blood cell, coloured scanning electron micrograph (SEM). Red blood cells (erythrocytes) are carriers of oxygen and carbon dioxide

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

Cardiac muscle and capillary, TEM
Cardiac muscle. Coloured transmission electron micrograph (TEM) of cardiac muscle fibrils (purple)from a healthy heart. Mitochondria (green) supply the muscle cells with energy

Blocked artery, computer artwork
Blocked artery. Computer artwork of a clot of blood cells (thrombus, red) in an artery affected by atherosclerosis. This is a narrowing of an artery due to fatty deposits (yellow) on its inner walls

Narrowed artery, computer artwork
Narrowed artery. Computer artwork of a narrowed artery, showing red blood cells (red) and high levels of low density lipoprotein (LDL, yellow balls)

Blood flow through a relaxed artery verus an artery in spasm

Microscopic view of white blood cells inside blood vessel

Cancer cell with red blood cell flow

Arteries on heart showing atherosclerotic plaque in an artery

Microscopic view of blood clotting inside the artery

Artery cross-section with blood flow and stent deployment
Microscopic view of an artery cross-section with blood flow and stent deployment

African trypanosomiasis in the red blood cells. African trypanosomiasis, also known as sleeping sickness, is a parasitic infection caused by protozoa

Conceptual image of ebola virus in blood stream

Microscopic view of red blood cells

Red blood cells with leukocytes

Nerve ending, seen in lower right, sends pain message from injured muscle. Blood vessel and immune cells are seen in the center and upper right of image

Thrombus forming on valve within vein

Blood vessel with platelets, white blood cells and red blood cells

Normal artery compared to plaque and thrombus formation in artery

Conceptual image of ebola virus in artery

Conceptual image of hemoglobin and red blood cells. Hemoglobin is a protein responsible for transporting oxygen in the red blood cells of vertebrates

Red blood cell flow inside the artery

Microscopic view of H5N1 virus with red blood cells and white blood cells

Conceptual image of platelets with red blood cells
Conceptual image of platelets with white blood cells and red blood cells

Conceptual image of chromosomes inside the blood stream

Conceptual image of sickle cell anemia with red blood cells

Conceptual image of malaria parasites within red blood cells

Conceptual image of a red blood cell

Normal artery versus artery in spasm

Conceptual image of plasmodium

Sickle cell anemia with red blood cells and white bood cells
Conceptual image of sickle cell anemia with red blood cells and white bood cells

Artery showing atherosclerotic plaque, platelets and red blood cells
Close-up of artery showing atherosclerotic plaque, platelets and red blood cells

Schematic of the hypothalamus receiving nerve impulses from the body and sending messages to the circulatory and nervous system

Artistic representation of the immune systems reaction to bacteria invading the tissues

Arteriole with red blood cells, white blood cells and oxygen

Microscopic view of fat plaque inside the artery

Microscopic view of blood flow inside an artery with stent deployment

Insertion of stent into atherosclerotic artery

Artery cross-section with blood flow, fat plaque and stent deployment
Microscopic view of an artery cross-section with blood flow, fat plaque and stent deployment

Conceptual image of red blood cells with platelets

Microscopic view of HIV virus inside the lungs

Microscopic view of plasma cell inside blood vessel

Inside view of the artery with red blood cells

Anatomy of human veins and arteries, black background

Conceptual image of red blood cells with fibrin

Conceptual image of sickle cell anemia. Sickle cell anemia is a disease in which your body produces abnormally shaped red blood cells. The cells are shaped like a crescent or sickle

Field of blood cells illustration
This is a field of blood cells. The bi-concave disks are red blood cells or erythrocytes

Nerve with myelin sheath, seen in lower right, connects with muscle. Blood vessel and immune cells are seen in the center and upper right of image

Conceptual image of Trypanosoma

Microscopic view of a group of leukemia cells

Microscopic view of human anitbodies with red blood cells. Human antibodies are the Y-shaped proteins used by the immune system to defend against foreign objects like bacteria and viruses

Microscopic view of sicke cells causing anemia disease

Microscopic view of blood cells

Conceptual image of a blood vessel

Conceptual image of red blood cells

Components of blood vessel interact with intracellular fluid; white blood cells, red blood cells, oxygen, platelets and hormones

Malria spores in the human blood stream
The malaria spores move from the mosquito to the human blood stream. the spores divide many times and produce large numbers of spores

Microscopic view of red blood cells flowing inside lungs

Artery cross section with red blood cell flow

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"Erythrocyte: The Lifeline of Blood" Erythrocytes, commonly known as red blood cells, play a crucial role in our circulatory system. These tiny, disc-shaped cells are responsible for transporting oxygen from the lungs to every tissue and organ in our body. During menstruation, the uterus lining sheds and erythrocytes come into action. They help deliver necessary nutrients and oxygen to support the regrowth of this lining, ensuring a healthy reproductive cycle. Under scanning electron microscopy (SEM), these remarkable blood cells reveal their intricate structure. Their biconcave shape allows for maximum surface area exposure, facilitating efficient gas exchange within our bodies. The importance of erythrocytes extends beyond just oxygen transport. They also contribute to the complex process of blood coagulation cascade – an essential mechanism that prevents excessive bleeding when injuries occur. Artwork C016/9873 beautifully illustrates this intricate cascade that leads to clot formation. In SEM image C016/9747, we witness a close-up view of a blood clot formed by platelets and fibrin strands working together harmoniously to seal wounds effectively. Human red blood corpuscles captured under SEM showcase their vibrant nature while reminding us of their vital function within our bloodstream - maintaining homeostasis by carrying carbon dioxide back to the lungs for elimination. Even parasites like mouse malaria can be observed through SEM attached to erythrocytes - highlighting how these cells serve as hosts during infection but also become targets for immune responses against such invaders. Blood vessels act as highways where erythrocytes travel tirelessly throughout our bodies. These microscopic highways ensure proper distribution of nutrients and removal of waste products from various tissues they reach. SEM images further unveil intriguing details about erythrocyte behavior; one such example is seen in an image depicting a blood clot forming on plaster's surface – showcasing how these incredible cells respond swiftly when faced with injury or damage outside the body too.