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A fluorescence microscopy image of a lymph node section showing red B cells, green T cells, and blue cell nuclei.

A fluorescence microscopy image of a lymph node section showing red B cells, green T cells, and blue cell nuclei.

crée une image de microscopie à fluorescence d'une coupe de ganglion lymphatique qui marque les cellules B en rouge, les T en vert et les noyaux cellulaires en bleu Voir plus

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A scanning electron micrograph of a single lily pollen grain, featuring a reticulate wall with raised ridges and sunken pits, and a prominent central furrow, false-colored in gold against a dark charcoal background.
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A high-contrast view of a sunspot group on the solar photosphere, showing dark umbral cores, filamentary penumbrae, and surrounding granulation with bright faculae near the limb.
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An aerial view looking straight down at a dense, circular flock of thousands of pink flamingos standing in the shallow, multi-colored waters of a lake, surrounded by swirling patterns of red and green algae.
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A dense, stippled pen and ink illustration of a large cluster of ladybirds overwintering on a textured rock surface, with light catching their wing cases.
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A microscopic view of a circular, radially symmetrical diatom with intricate silica ribs and areolae, illuminated against a black background.
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A detailed silk embroidery on midnight blue satin depicting a cell undergoing mitosis, featuring gold-threaded chromosomes and pale silk spindle fibers, captured in a flat, square-on view.
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A vibrant planetary nebula glows in deep space, featuring concentric rings of blue-green and crimson gas surrounding a bright white dwarf star at its center, set against a star-filled background.
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A Kirlian photograph of a round nasturtium leaf against a black background, featuring a vibrant corona of violet and blue electric sparks radiating from its edges and faint glowing veins.
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A thin section of gabbro viewed under crossed polarized light, showing twinned plagioclase crystals with grey and white stripes alongside pyroxene grains displaying vibrant green and magenta interference colors.
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A detailed, flat, top-down illustration of an animal cell with labeled organelles including the nucleus, mitochondria, Golgi apparatus, and endoplasmic reticulum, rendered in colored inks on a pale blue background.
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Two soap bubbles joined by a flat shared wall against a black background, featuring swirling magenta and green patterns on their surfaces.
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A macro photograph of oil droplets in water, featuring vibrant blue and orange bubbles backlit against a dark background.
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A high-magnification, false-colored scanning electron micrograph of a single spherical pollen grain with numerous spikes, rendered in electric blue and neon yellow against a solid black background.
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A microscopic view of plant cells featuring vibrant neon violet nuclei and electric lime cell walls.
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A high-resolution close-up view of a sunspot group on the solar surface, featuring dark umbrae, a fibrous penumbra, and bright flaring kernels surrounded by golden solar granulation.
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A scanning electron micrograph of a single, spiny, spherical pollen grain resting on a smooth, dark surface with a scale bar in the bottom right corner.
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A single Purkinje neuron with an extensive, tree-like dendritic arbor extending from a central cell body, captured in a Golgi stain against a warm amber background.
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A 3D digital illustration of a cell in prophase, featuring condensed purple chromosomes, a fading nuclear envelope, and two green spindle poles with radiating fibers inside a translucent cell on a pale blue background.
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A microscopic cross-section of compact bone tissue showing multiple circular osteons with concentric lamellae surrounding dark central canals, illuminated under polarized light against a black background.
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A scanning electron micrograph of Penicillium mould, showing upright stalks ending in brush-like heads with chains of round spores, set against a black background with a 200-micrometer scale bar.
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A scanning electron micrograph of a circular Coscinodiscus diatom featuring intricate glass lattice patterns and radial symmetry, rendered in iridescent teal and violet against a black background.
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A microscopic view of various diatoms, including circular centric frustules and elongated needle-like shapes, glowing in white and pale blue against a solid black background.
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A digital illustration of a microscopic animal cell depicted as a translucent, glowing city with a central blue nucleus and orange mitochondria resembling power plants.
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A high-resolution image of the Sun's disc showing multiple sunspot groups across both hemispheres, with visible limb darkening and bright faculae near the edges.
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