mesenterial filaments definition
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Mesenterial Filament 1 definitions Mesenterial Filament. mesenterial filament: a thickened rim or ribbon-like extension running along the free border of a mesentery from the end of the actinopharynx downwards. They aid in the capture and digestion of food materials and may also assist in inhibiting substrate competitors.
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- For example, most animal epithelial cells contain keratins, a diverse family of intermediate filaments consisting of more than 50 members, while mesenchymal and muscle cells are rich in the fibrous proteins, vimentin and desmin, respectively.nother highly specialized class of intermediate filaments are the nuclear lamins, which constitute the fibrous protein network that lines the inside of the nuclear membrane, as discussed above.
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Lamellipodium The lamellipodium (plural lamellipodia) (from Latin Lamina - thin sheet, pod - foot) is a cytoskeletal protein actin projection on the leading edge of the cell.It contains a quasi-two-dimensional actin mesh; the whole structure propels the cell across a substrate (Alberts, et al., 2002).Within the lamellipodia are ribs of actin called microspikes, which, when they spread beyond the lamellipodium frontier, are called filopodia (Small, et al., 2002).rp2/3 complexes are present at microfilament-microfilament junctions in lamellipodia, and help create the actin meshwork. Arp 2/3 can only join onto previously existing microfilaments, but once bound it creates a site for the extension of new microfilaments, which creates branching (Weed, et al., 2000).
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- Related forms: filamentous (adjective). Related terms: 1  thick filament. 2  thin filament. 3  sliding filament hypothesis. 4  actin filament. 5  myosin filament. 6  sliding filament model. 7  glial filament. 8  intermediate filament.
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Microfilaments - structure and function Microfilaments - structure and function. Microfilaments are fine, thread-like protein fibers. They are composed predominantly of a contractile protein called actin, which is the most abundant cellular protein. Actin was identified more than 50 years ago, and was initially thought to only have functions realated to the contraction of muscle cells.
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Microfilaments Microfilaments. Common to all eukaryotic cells, these filaments are primarily structural in function and are an important component of the cytoskeleton, along with microtubules and often the intermediate filaments. Microfilaments range from 5 to 9 nanometers in diameter and are designed to bear large amounts of tension.In association with myosin, microfilaments help to generate the forces used in cellular contraction and basic cell movements.The filaments also enable a dividing cell to pinch off into two cells and are involved in amoeboid movements of certain types of cells.icrofilaments. Common to all eukaryotic cells, these filaments are primarily structural in function and are an important component of the cytoskeleton, along with microtubules and often the intermediate filaments. Microfilaments range from 5 to 9 nanometers in diameter and are designed to bear large amounts of tension.
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Mesentery The embryologic forerunner of the gastrointestinal tract is suspended from the posterior abdominal wall by the dorsal mesentery. The gastrointestinal tract and associated dorsal mesentery are subdivided into foregut, midgut and hindgut regions based on the respective blood supply.
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Definitions &Translations Mesenchyme is a type of tissue characterized by loosely associated cells that lack polarity and are surrounded by a large extracellular matrix.Mesenchymal cells are able to develop into the tissues of the lymphatic and circulatory systems, as well as connective tissues throughout the body, such as bone and cartilage.esenchyme is a type of tissue characterized by loosely associated cells that lack polarity and are surrounded by a large extracellular matrix.
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- Intermediate filaments. Intermediate filaments. cytoplasmic filaments intermediate in diameter (about 10 nanometers) between the microfilaments and the microtubules. They may be composed of any of a number of different proteins and form a ring around the cell nucleus. Please contribute to this project, if you have more information about this term feel free to edit this page. This page was last modified on 3 October 2005, at 21:16.This page has been accessed 21,193 times.
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- The filaments of myofibrils, myofilaments, consist of two types, thick and thin: 1  Thin filaments consist primarily of the protein actin, coiled with nebulin filaments.2  Actin, when polymerized into filaments, forms the ladder along which the myosin filaments climb to generate motion. Thick filaments consist primarily of the protein myosin, held in place by titin filaments. 2  Myosin is responsible for force generation. 3  It is composed of a globular head with both ATP and actin binding sites, and a long tail involved in its polymerization into myosin filaments.
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mesenchyme mesenchyme - mesodermal tissue that forms connective tissue and blood and smooth muscles. mesoblast, mesoderm - the middle germ layer that develops into muscle and bone and cartilage and blood and connective tissue.
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- Sclerosing Mesenteritis. Sclerosing mesenteritis is a rare disease that affects a fold of tissue that connects the small bowel to the wall of the abdomen. This fold is called the small bowel mesentery. Inflammation and scarring (fibrosis) of the small bowel mesentery are the main features of sclerosing mesenteritis.inding the cause has been difficult, but it is thought that patients with sclerosing mesenteritis have had abdominal surgery or trauma to the abdomen. They also may have autoimmune diseases in which the body produces an inappropriate immune response to its own tissues and substances.
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What is Mesenteric Panniculitis? Mesenteric Panniculitis is a rare inflammatory disease that affects the subcutaneous adipose tissue of the mesentery or the small bowel area that is characterized by blockage to the small intestine.
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Definition of Flower Filament Sophie Johnson. The filament of a flower is one of the male reproductive parts of the plant. When a flower opens, the filaments can be seen inside, thrusting up like stems within the flower itself. A filament is topped by the anther. Together the anther and filament make up the flower's stamen.
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Myofibril A myofibril (also known as a muscle fibril) is a basic rod-like unit of a muscle cell. Muscles are composed of tubular cells called myocytes, known as muscle fibers in striated muscle, and these cells in turn contain many chains of myofibrils. Thin filaments consist primarily of the protein actin, coiled with nebulin filaments. 2  Actin, when polymerized into filaments, forms the ladder along which the myosin filaments climb to generate motion. 3  Thick filaments consist primarily of the protein myosin, held in place by titin filaments.
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filament fil·a·ment. n. 1. A fine or very thin thread or fiber: filaments of cloth; filaments of flax. 2. A slender or threadlike structure or part, especially: a. A fine wire that is heated electrically to produce light in an incandescent lamp. b. The stalk that bears the anther in the stamen of a flower.
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What is the function of the mesentery in a frog? The mesentery is a thin film of tissue holding the small intestine together. It is there so the intestine will not move around in the abdominal cavity. Large Intestine: Thick tube like organ that absorbs water from the solid waste, stores solid waste until it is expelled.
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- Definitions: 1. a class of intermediate filaments that form a network within epithelial cells and anchor to desmosomes, thus imparting tensile strength to the tissue. Synonyms: cytokeratin filaments. The definition information for keratin filaments is provided by Stedman's. You can search our medical dictionary here.
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- Mesenterial Filament; Mesenteric Filament; Mesenteric Membrane; Mesenteric Release Technique (Mesenteric Lift) Mesentery; Mesh
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Definitions &Translations Freebase(0.00 / 0 votes)Rate this definition: Mesenchyme, also called mesenchymal connective tissue, is a type of undifferentiated loose connective tissue that is derived mostly from mesoderm, although some is derived from other germ layers; e.g. neural crest cells and thus originates from the ectoderm.
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- Mesentery: In general, a fold of tissue that attaches organs to the body wall. The word mesentery usually refers to the small bowel mesentery, which anchors the small intestines to the back of the abdominal wall. Blood vessels, nerves, and lymphatics branch through the mesentery to supply the intestine.
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Click here for Filament - In biology. 1  Myofilament, filaments of myofibrils constructed from proteins. 2  Protein filament, a long chain of protein subunits, such as those found in hair, muscle, or in flagella. 3  Part of a stamen, the male part of a flower. 4  A chain of cells connected end-to-end. 5  Hypha, a thread-like cell in fungi and Actinobacteria.
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What are the Mesenteric Lymph Nodes? Top 10 unbelievable historical concurrencies. Mesenteric lymph nodes are the 100 to 150 lymph nodes that lie within the mesentery, a double-layered section of peritoneum, the membrane that lines the abdominal cavity. Peritoneum consists of connective tissue and mesothelium, a specialized membrane that produces a lubricating fluid.
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Thin Filament left-hand side of this page. Click here for more textbooks. A thin filament is one of the two types of protein filaments that, together form cylindrical structures call myofibrils which extend along the length of muscle fibres. The other type of protein filament that is found in myofibrils is called a thick filament. Thin filaments are formed from three proteins called actin, troponin and tropomyosin, as shown in the labelled diagram below.