Cell Collection (#94)

Sycamore leaf vein, light micrograph
Sycamore leaf vein. Light micrograph of a section through the midrib (vein) of a leaf from a sycamore (Acer pseudoplatanus) tree

Bean pod, light micrograph
Bean pod. Light micrograph of a section through the seed pod of a bean (Phaseolus sp.) plant. The pericarp (outer covering)

African teak woody stem, light micrograph
African teak woody stem. Polarised light micrograph of a section through the stem of an African teak (Pericopsis elata) plant, showing its diffuse-porous xylem tissue

Venus flytrap leaf, light micrograph
Venus flytrap leaf. Light micrograph of a section through the leaf of a Venus flytrap (Dionaea sp.), showing the digestive glands that line its interior

Fat tissue, SEM
Fat tissue. Coloured scanning electron micrograph (SEM) of fat cells (adipocytes, round) surrounded by fine strands of supportive connective tissue

Earth ball fungus, light micrograph
Earth ball fungus. Light micrograph of a section through tissue from the fruiting body of an earth ball (Scleroderma vulgare) mushroom

Plum pocket infection, light micrograph
Plum pocket infection. Light micrograph of a section through a plum gall caused by the plum pocket fungus (Taphrina pruni)

Beech tree stem, light micrograph
Beech tree stem. Polarised light micrograph of a section through the woody stem of a common beech tree (Fagus sylvatica), showing diffuse-porous xylem vessels (dark blue)

Female pine cone scales, light micrograph
Female pine cone scales. Light micrograph of a section through two scales from a young ovulate female Scots pine (Pinus sylvestris) cone, bearing ovules (large, oval)

Geranium stem, light micrograph
Geranium stem. Light micrograph of a section through a young stem of a geranium (Pelargonium sp.) plant. The outer stem is covered with a thin epidermis (red) which has stomata

Sweet pea stem, light micrograph
Sweet pea stem. Light micrograph of a section through the hollow stem of a sweet pea (Lathyrus odoratus) plant, showing a ring of vascular bundles

Dividing bacteria, computer artwork
Bacteria dividing, computer artwork

Rust fungus in a leaf, light micrograph
Rust fungus in a leaf. Light micrograph of a section through a wheat leaf infected with the parasitic Puccinia graminis rust

Islets of Langerhans cells, artwork
Islets of Langerhans cells, computer artwork. These cells (large, pink) of the pancreas release hormones (dots) into the blood

Shepherds purse fruit, light micrograph
Shepherds purse fruit. Light micrograph of a section through a seed pod from a shepherds purse (Capsella bursa-pastoris) plant. The remains of the stigma can be seen (top centre)

Sage stem, light micrograph
Sage stem. Light micrograph of a section through a primary stem of a scarlet sage (Salivia splendens) plant. The outer stem is covered with a thin epidermis (green) that contains stomata

Rhubarb root, light micrograph
Rhubarb root. Light micrograph of a section through the root of a rhubarb (Rheum sp.) plant. The primary cortex has been shed by the formation of a circular meristem, the periderm

Sycamore leaf in autumn, micrograph
Sycamore leaf in autumn. Light micrograph of a section through the stem of a leaf from a sycamore (Acer pseudoplantanus) tree in autumn

Lime tree stem wound, light micrograph
Lime tree stem wound. Light micrograph of a section through the wounded stem of a lime tree (Tilia europaea). The outer epidermis has been shed and replaced by a layer of cork (dark red)

Penicillium mould, light micrograph
Penicillium mould. Light micrograph of a section through an orange rind infected with Penicillium sp. blue mould fungus, showing fungal hyphae and conidiophores (pink and purple) with spores (red)

Brown mould fungus, light micrograph
Brown mould fungus. Light micrograph of a section through decaying plant tissue infected with brown mould fungus (Aspergillus glaucum)

Oak root, light micrograph
Oak root. Light micrograph of a section through a secondary root from an oak (Quercus sp.) tree. The primary cortex (outer layer) has been shed by the formation of a circular meristem, the periderm

Boletus fungus, light micrograph
Boletus fungus. Light micrograph of a section through tissue from the fruiting body of a Boletus sp. mushroom, showing the hymenium (dark red) of the fruiting body

Downy mildew infection, light micrograph
Downy mildew infection. Light micrograph of a section through a grapevine (Vitis sp.) leaf infected with downy mildew (Plasmopara viticola)

African mahogany stem, light micrograph
African mahogany stem. Polarised light micrograph of a section through the stem of an African mahogany (Khaya sp.) tree. The multicoloured cells are fibres, and fibre tracheids, which carry water

White bryony stem, light micrograph
White bryony stem. Light micrograph of a transverse section through the stem of a white bryony (Bryonia alba) plant, showing a single collateral vascular bundle

Mnium moss, light micrograph
Mnium moss. Light micrograph of Mnium punctatum moss showing its leaves, which are composed of a single layer of cells full of chloroplasts

Beech tree leaves, light micrograph
Beech tree leaves. Light micrograph of a section through two leaves from different parts of a common beech tree (Fagus sylvatica)

Hollyhock rust fungus in a leaf. Light micrograph of a section through a hollyhock (Alcea sp.) leaf infected with the parasitic Puccinia malvacearum rust, showing the teliospores (spores)

Orange fruit, light micrograph
Orange fruit. Light micrograph of a section through the rind of a fruit from a bitter orange (Citrus aurantium) tree, showing one of the many spherical oil-secreting glands

Mnium moss. Close-up of Mnium punctatum moss showing its leaves, which are composed of a single layer of cells full of chloroplasts

Female pine cone, light micrograph
Female pine cone. Light micrograph of a section through a young ovulate female cone from a Scots pine (Pinus sylvestris) tree, showing ovules (oval, light pink)

Shining hookeria moss, light micrograph
Shining Hookeria moss. Dark field light micrograph of a section through shining hookeria (Hookeria luscens) moss, showing the stem and leaves

Osteoclast bone cells, artwork
Osteoclast bone cells. Computer artwork of normal osteoclasts (green) in the lacunae (spaces) of bone tissue. Osteoclasts remodel bone by degrading

African teak stem, light micrograph
African teak stem. Light micrograph of a section through the woody stem of an African teak (Pericopsis elata) plant, showing its diffuse-porous xylem tissue

Red blood cells in blood vessels, artwork
Red blood cells in blood vessels, computer artwork. Red blood cells (erythrocytes) are biconcave, giving them a large surface area for gas exchange, and highly elastic

Clubroot infection, light micrograph
Clubroot infection. Light micrograph a section through a cabbage root infected with clubroot (Plasmodiophora brassicae). Plasmodiophora is a parasitic protist that infects the roots of cabbages

Horse-tail stem, light micrograph
Rice grass stem. Light micrograph of a section through a rice grass stem (Oryza sativa). Vascular bundles (small oval structures) can be seen containing xylem (larger openings)

Oleander leaf, light micrograph
Oleander leaf. Light micrograph of a section through the leaf of an oleander (Nerium oleander) tree, showing its sunken stomata (gaps, centre left and right)

Blastocyst implantation, diagram
Blastocyst implantation. Diagram of the blastocyst (lower right), a cellular stage that occurs during human (and all mammalian) reproduction, five days after fertilisation

Histamine allergic reaction, diagram
Histamine allergic reaction. Diagram showing the process that leads to the release of histamine during an allergic reaction. Cells called mast cells (orange) mediate this response

Intestine wall, artwork
Intestine wall. Computer artwork of a section through the wall of a human intestine, showing its structure. For the labelled diagram see image: C009/1711

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"Exploring the Intricacies of Life: Unveiling the Wonders of Cells" Delving into the microscopic world, a histological diagram of a mammalian retina reveals the intricate structure and organization of cells that enable us to perceive light. The cerebellum tissue, captured in a light micrograph, showcases its complex network of cells responsible for coordinating movement and balance. Intriguingly, even philosophers find solace in contemplating cellular existence. "Philosopher in Meditation, " an oil painting from 1632, reminds us that pondering life's mysteries often leads us back to our fundamental building blocks – cells. Zooming further into this realm, nerve and glial cells come alive under the lens. This captivating light micrograph highlights their vital role in transmitting signals throughout our nervous system. Meanwhile, a lavender pollen grain captured through scanning electron microscopy (SEM) displays nature's exquisite design at the cellular level. The battle against diseases takes center stage as T lymphocytes confront cancer cells in another SEM image. Science and evolution intertwine as we witness these tiny warriors fighting for survival within our bodies. Artistic expressions also shed light on cell significance; "The Death of Socrates, " painted in 1787, serves as a poignant reminder that even great minds are ultimately composed of countless individual cells. Santiago Ramon y Cajal's meticulous drawing from 1894 unveils various cell types within the mammalian cerebellum. His work not only represents scientific progress but also exemplifies how art can aid understanding by visually capturing complexity. Stepping away from biology momentarily, we encounter Rolls Royce/Snecma Olympus 593 Mk602 engine undergoing testing within a controlled environment called a test cell. Here too, precision engineering relies on understanding cellular mechanics to achieve optimal performance. Returning to biological marvels - HeLa cells take center stage under yet another microscope lens. These immortalized human cells have revolutionized medical research, paving the way for countless breakthroughs.