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Saturday, August 1, 2020 | History

3 edition of Blood platelets in man and animals found in the catalog.

Blood platelets in man and animals

Bernard Maupin

Blood platelets in man and animals

by Bernard Maupin

  • 320 Want to read
  • 36 Currently reading

Published by Pergamon in Oxford .
Written in English

    Subjects:
  • Blood -- Corpuscles andplatelets.

  • Edition Notes

    bibl p1-487(Vol.2).

    Statementby Bernard Maupin.
    SeriesInternational series of monographs in pure and applied biology, zoology division -- vol.41
    The Physical Object
    Pagination2v.(xiv,541p.,23plates;x,487p.) :
    Number of Pages541
    ID Numbers
    Open LibraryOL22706203M
    ISBN 100080064051

    Numerous (30%–80% of all platelets), bizarre, giant platelets are seen on blood smears. Due to a decreased synthesis of either glycoprotein IIb or IIIa, the membrane receptor glycoprotein IIb-IIIa is reduced or lacking on the surface of platelets. All affected animals to date have had . Blood is a body fluid in humans and other animals that delivers necessary substances such as nutrients and oxygen to the cells and transports metabolic waste products away from those same cells.. In vertebrates, it is composed of blood cells suspended in blood , which constitutes 55% of blood fluid, is mostly water (92% by volume), and contains proteins, glucose, mineral ions.

    In an adult, a normal count is about x 10 9 per litre of blood.. If platelet levels fall below 20 x 10 9 /L, spontaneous bleeding may occur and is considered a life-threatening risk. Patients who have a bone marrow disease, such as leukaemia or other cancer in the bone marrow, often experience excessive bleeding due to a significantly decreased number of platelets (thrombocytopenia).   The blood of a healthy, average person is about 45% red blood cells, 55% plasma, and about 1% white blood cells. Platelets are such a tiny percentage of your blood volume that we just count how many are in a microliter of blood.

      For the scope of this article, I’ll focus on red blood cells (RBCs) collected during a whole blood donation and platelets collected during an ABC donation. These are the two most common products we draw, accounting for about 99% of our total donations in a year. During a whole blood donation, a unit of RBCs is collected. Red blood cells can live about days in our bloodstream. White Blood Cells. White blood cells help our body fight off infection. These cells have a nucleus, unlike red blood cells and platelets. Only about 1% of our blood is made up of white blood cells. An increased number of white blood cells in your blood often indicates disease or illness.


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Blood platelets in man and animals by Bernard Maupin Download PDF EPUB FB2

Blood Platelets in Man and Animals in Two Volumes, Volume 1 presents a general synopsis of all fields of interest in the study of platelets including a chapter dealing with Blood Platelets in Animals. The literature contains many surveys and discussions on the cytology, immunology, hematology and pathology of blood platelets.

Blood platelets in man and animals. Oxford, New York, Pergamon Press [(OCoLC) Online version: Maupin, Bernard, Blood platelets in man and animals. Oxford, New York, Pergamon Press [(OCoLC) Document Type: Book: All Authors /. Blood platelets in man and animals. [Bernard Maupin] Home.

WorldCat Home About WorldCat Help. Search. Search for Library Items Search for Lists Search for Contacts Search for a Library. Create Book\/a>, schema:CreativeWork\/a> ; \u00A0\u00A0\u00A0\n library.

Platelets - winner of a Highly Commended BMA Medical Book Award for Internal Medicine - is the definitive current source of state-of-the-art knowledge about platelets and covers the entire field of platelet biology, pathophysiology, and clinical medicine.

Recently there has been a rapid expansion of knowledge in both basic biology and the clinical approach to platelet-related diseases Book Edition: 3.

Thrombocytopenia is one of the most common bleeding disorders of animals. In general, platelet counts must fall to platelets causes thrombocytopenia associated with increased production by. It is a very useful measurement of the concentration of red blood cells in the blood.

For most animals the packed cell volume is in the range %. If it is lower than this it means that the concentration of red blood cells is low and the animal is anaemic.

If the reading is above this range it may mean the animal is dehydrated. BERNARD MAUPIN, BIBLIOGRAPHY, Blood Platelets in Man and Animals, /B, (), (). Crossref Max Matthes, Blutgruppen und Bluttransfusion, Blut und Blutkrankheiten, /, (), ().

Platelets are small, cell-like particles produced in the bone marrow and then released into the blood. They function to start the formation of blood clots.

Platelets gather where bleeding occurs and clump together to form the initial plug that stops or slows the flow of blood. Blood Transfusion: know animal's blood type and/or to perform compatibility tests with the donor and the recipient¹s blood (see crossmatching steps below) Blood typing: Canine blood typing kits test for DEA antigen reagent containing DEA antibody added to blood containing DEA antigen will cause agglutination).

Platelets have been destroyed by autoimmune diseases, certain medicines, infections, or other conditions. The patient’s spleen, which filters the blood stream, removes too many platelets. Symptoms of low platelets include bruising easily and unusual bleeding, such as excessive bleeding from a small cut or blood in urine or stool.

Blood - Blood - Platelets (thrombocytes): The blood platelets are the smallest cells of the blood, averaging about 2 to 4 μm in diameter. Although much more numerous (, toper cubic millimetre) than the white cells, they occupy a much smaller fraction of the volume of the blood because of their relatively minute size.

Like the red cells, they lack a nucleus and are incapable of. Platelets, which are also referred to as thrombocytes, are the smallest component of blood that plays a significant role in blood clotting.

They react to the. blood vessels. As more and more platelets stick, a clot is created to seal the hole in the vessel. Once the temporary clot is in place, fibrinogen in the plasma is converted into ling strands of fibrin, forming a mesh that traps more platelets and blood cells.

This permanent clot stops the leakage of blood and allows time for the injury to heal. Find blood platelets stock images in HD and millions of other royalty-free stock photos, illustrations and vectors in the Shutterstock collection. Thousands of new, high-quality pictures added every day.

Individual platelets vary in terms of volume, density and reactivity (Jones ). The normal platelet counts is in the range of –×/L. Under normal conditions platelets circulate in blood stream for 8–10 days and upon vascular injury, platelets instantly adhere to the exposed extracellular matrix resulting in platelet activation to.

Blood platelets (thrombocytes) in mammals are small round-to-oval anucleated cell fragments (thin discs when unstimulated) that form from proplatelet cylinders of megakaryocyte cytoplasm (see Chapter 3). Platelet cytoplasm appears light blue, with many small reddish-purple granules when visualized using routine blood stains (Fig.

A,B). A platelet blood count is a blood test that measures the average number of platelets in the blood. Platelets help the blood heal wounds and prevent excessive bleeding. Platelets are found only in mammals, whereas in other vertebrates (e.g.

birds, amphibians) thrombocytes circulate as intact mononuclear cells. The ligands, denoted by letter L, signal for platelets (P) to migrate towards the wound (Site A). As more platelets gather around the opening, they produce more ligands to amplify the response.

A low platelet count is a blood disorder that can sometimes be serious. This article looks at platelets and their role within the body. Find out about the many possible causes of a low count.

When your skin is wounded, platelets clump together to form clots to stop bleeding. However, when you do not have enough blood platelets in your body, blood clots cannot form.

Blood is made up of various types of cells, namely red blood cells, white blood cells and platelets, also known thrombocytes.A lack of platelets in your body may cause symptoms like fatigue, bleeding gums, easy.

Platelet, colourless, nonnucleated blood component that is important in the formation of blood clots (coagulation). Platelets are found only in the blood of mammals. Platelets are formed when cytoplasmic fragments of megakaryocytes, which are very large cells in the bone marrow, pinch off into the.

Platelet Count. Blood counts measure the number of of red blood cells, white blood cells, and platelets in the blood. A normal platelet count is betweentoplatelets per microliter of blood.

A low platelet count may result from a condition called thrombocytopenia. Thrombocytopenia can occur if the bone marrow does not make. pyogenes dissemination in a murine sepsis model, where significantly fewer bacteria disseminated to the blood, lungs and spleen in platelet-depleted animals.

Surprisingly, despite the potential importance of platelet interactions in bacterial pathogenesis, pathogen-platelet investigations remain a relatively unexplored field of study.