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Myelination Collection

Myelination: Unveiling the Intricacies of Nerve Fibres In the microscopic realm, a fascinating process known as myelination takes place within our bodies

Background imageMyelination Collection: Myelination of nerve fibres, TEM

Myelination of nerve fibres, TEM
Myelination of nerve fibres. Coloured transmission electron micrograph (TEM) of Schwann cells (blue, with brown nuclei) insulating nerve fibres (axons, pink) with a myelin sheath

Background imageMyelination Collection: Myelination of nerve fibres, TEM

Myelination of nerve fibres, TEM
Myelination of nerve fibres. Coloured transmission electron micrograph (TEM) of Schwann cells (red, with blue nuclei) insulating nerve fibres (axons, orange) with a myelin sheath

Background imageMyelination Collection: Nerve damage and stem cells, artwork

Nerve damage and stem cells, artwork
Nerve damage and stem cells, computer artwork. Stem cells are undifferentiated cells that can produce other types of cell when they divide

Background imageMyelination Collection: Brain cell, TEM C014 / 0358

Brain cell, TEM C014 / 0358
Brain cell. Transmission electron micrograph (TEM) of a section through an oligodendrocyte in human brain tissue. Oligodendrocytes occur in both the white

Background imageMyelination Collection: Brain cell, TEM C014 / 0359

Brain cell, TEM C014 / 0359
Brain cell. Transmission electron micrograph (TEM) of a section through an oligodendrocyte in human brain tissue. Oligodendrocytes occur in both the white

Background imageMyelination Collection: Brain cells, TEM C013 / 4801

Brain cells, TEM C013 / 4801
Brain cells. Transmission electron micrograph (TEM) of a section through oligodendrocytes (dark) in human brain tissue, showing free ribosomes (dark green dots), golgi apparatus (curved brown lines)

Background imageMyelination Collection: Brain cells, TEM C013 / 4800

Brain cells, TEM C013 / 4800
Brain cells. Transmission electron micrograph (TEM) of a section through oligodendrocytes in human brain tissue, showing free ribosomes (dark pink dots), golgi apparatus (curved brown lines)

Background imageMyelination Collection: Brain cell, TEM C013 / 4799

Brain cell, TEM C013 / 4799
Brain cell. Transmission electron micrograph (TEM) of a section through an oligodendrocyte in human brain tissue, showing free ribosomes (dark brown dots), golgi apparatus (curved orange lines)

Background imageMyelination Collection: Brain cell, TEM C013 / 4798

Brain cell, TEM C013 / 4798
Brain cell. Transmission electron micrograph (TEM) of a section through an oligodendrocyte in human brain tissue, showing free ribosomes (dark blue dots), golgi apparatus (curved light blue lines)

Background imageMyelination Collection: Myelin surrounding a nerve axon, TEM

Myelin surrounding a nerve axon, TEM
Myelin surrounding a nerve axon, coloured transmission electron micrograph (TEM). The concentric round rings are the sheets of a Schwann cells myelin membrane (brown rings)

Background imageMyelination Collection: Nerve support cell, SEM

Nerve support cell, SEM
Nerve support cell. Coloured scanning electron micrograph (SEM) of an oligodendrocyte cell. This cell forms the myelin sheaths around nerve fibres in the central nervous system (brain and spinal cord)

Background imageMyelination Collection: Coloured SEM of some nerve fibres

Coloured SEM of some nerve fibres
Nerve fibres. Coloured scanning electron micrograph (SEM) of some nerve fibres. A group of nerves such as this is known as a fasciculus

Background imageMyelination Collection: Ilustration of an oligodendrocyte

Ilustration of an oligodendrocyte

Background imageMyelination Collection: Nerve fibres, SEM

Nerve fibres, SEM
Myelinated nerve fibres, coloured scanning electron micrograph (SEM). The myelin sheath is grey, the axoplasm pink and the endoneurium (connective tissue) yellow

Background imageMyelination Collection: Nerve damage, artwork

Nerve damage, artwork
Nerve damage, computer artwork. The protective covering of the nerve has been lost and the structure of the actual nerve itself (centre) has degraded

Background imageMyelination Collection: Severed nerve, artwork

Severed nerve, artwork
Severed nerve, computer artwork. The protective covering of the nerve has been lost and the structure of the actual nerve itself (centre) has degraded

Background imageMyelination Collection: Brain cells in culture, light micrograph

Brain cells in culture, light micrograph
Brain cells in culture. Fluorescent light micrograph of a microglial cell (upper left) and an oligodendrocyte (centre) from a human brain


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Myelination: Unveiling the Intricacies of Nerve Fibres In the microscopic realm, a fascinating process known as myelination takes place within our bodies. Through the lens of a transmission electron microscope (TEM), we can witness this intricate phenomenon unfold. The TEM captures stunning images showcasing myelination of nerve fibres in all its glory. These snapshots reveal the delicate and complex web formed by these specialized cells, known as oligodendrocytes. They meticulously wrap themselves around nerve axons, creating a protective sheath called myelin. As we delve deeper into this microscopic world, we stumble upon another captivating artwork depicting nerve damage and stem cells. It serves as a reminder that although myelin plays an essential role in maintaining proper neuronal function, it is not invincible to harm or degradation. Examining further TEM images, we encounter brain cells - the building blocks of our thoughts and actions. Each image showcases their unique structures and interconnectedness. The complexity becomes evident as countless brain cells intertwine with one another like an intricately woven tapestry. Amongst these brain cells lies an extraordinary network of nerves responsible for transmitting information throughout our body. The TEM reveals how myelin surrounds each nerve axon like a protective shield, ensuring efficient signal propagation from one cell to another. These glimpses into the world beneath our skin shed light on both the beauty and fragility of our nervous system's architecture. Myelination holds immense importance in preserving neural integrity while facilitating rapid communication between different regions of our body. Understanding this process allows us to appreciate how crucial it is for maintaining optimal cognitive function and motor skills. Moreover, it highlights potential avenues for research aimed at developing therapies that harness stem cells' regenerative power to repair damaged nerves. Through mesmerizing TEM imagery capturing myelination's wonders alongside breathtaking depictions of brain cells and nerve networks – we gain insight into the remarkable intricacies of our nervous system.