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Fibrillin microfibrils are found in connective tissues, which mainly makes up fibrillin-1 [1] and provides elasticity. During the assembly, mirofibrils exhibit a repeating stringed-beads arrangement produced by the cross-linking of molecules forming a striated pattern with a given periodicity when viewed stained under an electron microscope.
The microfibrils that are made up of fibrillin protein are responsible for different cell-matrix interactions in the human body. ... Along with the brain, fibrillin-3 ...
Cellulose microfibrils are unique matrix macromolecules, in that they are assembled by cellulose synthase enzymes located on the extracellular surface of the plasma membrane. [17] It is believed that the plant can “anticipate their future morphology by controlling the orientation of microfibrils” by a mechanism where cellulose microfibrils ...
Fibrillin-1 is a protein that in humans is encoded by the FBN1 gene, located on chromosome 15. [5] [6] It is a large, extracellular matrix glycoprotein that serves as a structural component of 10–12 nm calcium-binding microfibrils.
These overlap and gap regions are retained as microfibrils assemble into fibrils, and are thus viewable using electron microscopy. The triple helical tropocollagens in the microfibrils are arranged in a quasihexagonal packing pattern. [32] [33] The D-period of collagen fibrils results in visible 67nm bands when observed by electron microscopy.
The brain is the central organ of the human nervous system, and with the spinal cord, comprises the central nervous system. It consists of the cerebrum, the brainstem and the cerebellum. The brain controls most of the activities of the body, processing, integrating, and coordinating the information it receives from the sensory nervous system ...
Brain cells make up the functional tissue of the brain. The rest of the brain tissue is the structural stroma that includes connective tissue such as the meninges, blood vessels, and ducts. The two main types of cells in the brain are neurons, also known as nerve cells, and glial cells, also known as neuroglia. [1]
The brain is an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals.It consists of nervous tissue and is typically located in the head (cephalization), usually near organs for special senses such as vision, hearing and olfaction.