Golgi apparatus, known as the Golgi complex, Golgi body, or simply the Golgi, is an organelle found in most eukaryotic cells.
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Golgi apparatus, known as the Golgi complex, Golgi body, or simply the Golgi, is an organelle found in most eukaryotic cells.
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In mammals, a single Golgi complex apparatus is usually located near the cell nucleus, close to the centrosome.
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In yeast, multiple Golgi complex apparatuses are scattered throughout the cytoplasm .
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In plants, Golgi complex stacks are not concentrated at the centrosomal region and do not form Golgi complex ribbons.
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The common feature among Golgi complex is that they are adjacent to endoplasmic reticulum exit sites.
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In most eukaryotes, the Golgi complex apparatus is made up of a series of compartments and is a collection of fused, flattened membrane-enclosed disks known as cisternae, originating from vesicular clusters that bud off the endoplasmic reticulum.
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The compartmentalization of the Golgi complex apparatus is advantageous for separating enzymes, thereby maintaining consecutive and selective processing steps: enzymes catalyzing early modifications are gathered in the cis face cisternae, and enzymes catalyzing later modifications are found in trans face cisternae of the Golgi complex stacks.
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Golgi complex apparatus is a major collection and dispatch station of protein products received from the endoplasmic reticulum .
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The Golgi complex apparatus is involved in lipid transport and lysosome formation.
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Enzymatic reactions within the Golgi complex stacks occur exclusively near its membrane surfaces, where enzymes are anchored.
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The Golgi complex apparatus adds a mannose-6-phosphate label to proteins destined for lysosomes.
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Enzymes in the Golgi complex append proteins to glycosaminoglycans, thus creating proteoglycans.
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Those proteins destined for areas of the cell other than either the endoplasmic reticulum or the Golgi apparatus are moved through the Golgi cisternae towards the trans face, to a complex network of membranes and associated vesicles known as the trans-Golgi network .
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Three-dimensional projection of a mammalian Golgi complex stack imaged by confocal microscopy and volume surface rendered using Imaris software.
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