Image and Video Gallery
This is a searchable collection of scientific photos, illustrations, and videos. The images and videos in this gallery are licensed under Creative Commons Attribution Non-Commercial ShareAlike 3.0. This license lets you remix, tweak, and build upon this work non-commercially, as long as you credit and license your new creations under identical terms.
Fruit fly in the pink
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Fruit flies are a common model organism for basic medical research. Crabtree + Company View MediaThree muscle fibers; the middle has a defect found in some neuromuscular diseases
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Of the three muscle fibers shown here, the one on the right and the one on the left are normal. The middle fiber is deficient a large protein called nebulin (blue). Christopher Pappas and Carol Gregorio, University of Arizona View MediaScanning electron microscopy of the ECM on the surface of a calf muscle
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This image shows the extracellular matrix (ECM) on the surface of a soleus (lower calf) muscle in light brown and blood vessels in pink. Tom Deerinck, National Center for Microscopy and Imaging Research (NCMIR) View MediaChromatin in human fibroblast
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The nucleus of a human fibroblast cell with chromatin—a substance made up of DNA and proteins—shown in various colors. Melike Lakadamyali, Perelman School of Medicine at the University of Pennsylvania. View MediaCaulobacter
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A study using Caulobacter crescentus showed that some bacteria use just-in-time processing, much like that used in industrial delivery, to make the glue that allows them to attach to surfaces, Yves Brun, Indiana University View MediaEM of yeast cell division
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Cell division is an incredibly coordinated process. Matthew West and Greg Odorizzi, University of Colorado View MediaHIV Capsid
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This image is a computer-generated model of the approximately 4.2 million atoms of the HIV capsid, the shell that contains the virus' genetic material. Juan R. Perilla and the Theoretical and Computational Biophysics Group, University of Illinois at Urbana-Champaign View MediaLily mitosis 08
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A light microscope image of a cell from the endosperm of an African globe lily (Scadoxus katherinae). This is one frame of a time-lapse sequence that shows cell division in action. Andrew S. Bajer, University of Oregon, Eugene View MediaFocal adhesions (with labels)
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Cells walk along body surfaces via tiny "feet," called focal adhesions, that connect with the extracellular matrix. Crabtree + Company View MediaFluorescent E. coli bacteria
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Bioengineers were able to coax bacteria to blink in unison on microfluidic chips. They called each blinking bacterial colony a biopixel. Thousands of fluorescent E. Jeff Hasty Lab, UC San Diego View MediaKupffer cell residing in the liver
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Kupffer cells appear in the liver during the early stages of mammalian development and stay put throughout life to protect liver cells, clean up old red blood cells, and regulate iron levels. Thomas Deerinck, National Center for Microscopy and Imaging Research, University of California, San Diego. View MediaG switch
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The G switch allows our bodies to respond rapidly to hormones. See images 2537 and 2538 for labeled versions of this image. Crabtree + Company View MediaColor coding of the Drosophila brain - image
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This image results from a research project to visualize which regions of the adult fruit fly (Drosophila) brain derive from each neural stem cell. Yong Wan from Charles Hansen’s lab, University of Utah. Data preparation and visualization by Masayoshi Ito in the lab of Kei Ito, University of Tokyo. View MediaA bundle of myelinated peripheral nerve cells (axons)
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The extracellular matrix (ECM) is most prevalent in connective tissues but also is present between the stems (axons) of nerve cells. Tom Deerinck, National Center for Microscopy and Imaging Research (NCMIR) View MediaDrosophila
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Two adult fruit flies (Drosophila) Dr. Vicki Losick, MDI Biological Laboratory, www.mdibl.org View MediaFlower-forming cells in a small plant related to cabbage (Arabidopsis)
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In plants, as in animals, stem cells can transform into a variety of different cell types. The stem cells at the growing tip of this Arabidopsis plant will soon become flowers. Arun Sampathkumar and Elliot Meyerowitz, California Institute of Technology View MediaMouse liver labeled with fluorescent probe
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A mouse liver glows after being tagged with specially designed infrared-fluorescent protein (IFP). Xiaokun Shu, University of California, San Diego View MediaMitochondria and endoplasmic reticulum
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A computer model shows how the endoplasmic reticulum is close to and almost wraps around mitochondria in the cell. The endoplasmic reticulum is lime green and the mitochondria are yellow. Bridget Wilson, University of New Mexico View MediaBody toxins
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Body organs such as the liver and kidneys process chemicals and toxins. These "target" organs are susceptible to damage caused by these substances. Crabtree + Company View MediaBubonic plague bacteria on part of the digestive system in a rat flea
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Here, bubonic plague bacteria (yellow) are shown in the digestive system of a rat flea (purple). The bubonic plague killed a third of Europeans in the mid-14th century. NIAID View MediaRetinal pigment epithelium derived from human ES cells 02
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This image shows a layer of retinal pigment epithelium cells derived from human embryonic stem cells, highlighting the nuclei (red) and cell surfaces (green). David Buckholz and Sherry Hikita, University of California, Santa Barbara, via CIRM View MediaFruit fly spermatids
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Developing spermatids (precursors of mature sperm cells) begin as small, round cells and mature into long-tailed, tadpole-shaped ones. Lacramioara Fabian, The Hospital for Sick Children, Toronto, Canada View MediaLily mitosis 10
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A light microscope image of a cell from the endosperm of an African globe lily (Scadoxus katherinae). This is one frame of a time-lapse sequence that shows cell division in action. Andrew S. Bajer, University of Oregon, Eugene View MediaDolly the sheep
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Scientists in Scotland were the first to clone an animal, this sheep named Dolly. She later gave birth to Bonnie, the lamb next to her. View MediaMitosis - interphase
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A cell in interphase, at the start of mitosis: Chromosomes duplicate, and the copies remain attached to each other. Judith Stoffer View MediaYeast cell
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A whole yeast (Saccharomyces cerevisiae) cell viewed by X-ray microscopy. Inside, the nucleus and a large vacuole (red) are visible. Carolyn Larabell, University of California, San Francisco and the Lawrence Berkeley National Laboratory View MediaYeast cells with nuclei and contractile rings
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Yeast cells with nuclei shown in green and contractile rings shown in magenta. Nuclei store DNA, and contractile rings help cells divide. Alaina Willet, Kathy Gould’s lab, Vanderbilt University. View MediaLife in balance
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Mitosis creates cells, and apoptosis kills them. The processes often work together to keep us healthy. Judith Stoffer View MediaLily mitosis 03
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A light microscope image of a cell from the endosperm of an African globe lily (Scadoxus katherinae). This is one frame of a time-lapse sequence that shows cell division in action. Andrew S. Bajer, University of Oregon, Eugene View MediaBioluminescence in a Tube
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Details about the basic biology and chemistry of the ingredients that produce bioluminescence are allowing scientists to harness it as an imaging tool. Credit: Nathan Shaner, Scintillon Institute. Nathan Shaner, Scintillon Institute View MediaYeast cells pack a punch
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Although they are tiny, microbes that are growing in confined spaces can generate a lot of pressure. In this video, yeast cells grow in a small chamber called a microfluidic bioreactor. Oskar Hallatschek, UC Berkeley View MediaHydra 01
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Hydra magnipapillata is an invertebrate animal used as a model organism to study developmental questions, for example the formation of the body axis. Hiroshi Shimizu, National Institute of Genetics in Mishima, Japan View MediaA chromosome goes missing in anaphase
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Anaphase is the critical step during mitosis when sister chromosomes are disjoined and directed to opposite spindle poles, ensuring equal distribution of the genome during cell division. View MediaFly cells
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If a picture is worth a thousand words, what's a movie worth? Denise Montell, Johns Hopkins University School of Medicine View MediaBacteria shapes
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A colorized scanning electron micrograph of bacteria. Scanning electron microscopes allow scientists to see the three-dimensional surface of their samples. Tina Weatherby Carvalho, University of Hawaii at Manoa View MediaCultured cells
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This image of laboratory-grown cells was taken with the help of a scanning electron microscope, which yields detailed images of cell surfaces. Tina Weatherby Carvalho, University of Hawaii at Manoa View MediaNeutrophil-like cells migrating in a microfluidic chip
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Neutrophil-like cells (blue) in a microfluidic chip preferentially migrating toward LTB4 over fMLP. Caroline Jones, University of Texas at Dallas. View MediaTetrapolar mitosis
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This image shows an abnormal, tetrapolar mitosis. Chromosomes are highlighted pink. The cells shown are S3 tissue cultured cells from Xenopus laevis, African clawed frog. Gary Gorbsky, Oklahoma Medical Research Foundation View MediaHighlighted cells
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The cytoskeleton (green) and DNA (purple) are highlighed in these cells by immunofluorescence. Torsten Wittmann, Scripps Research Institute View Media3-D Architecture of a Synapse
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This image shows the structure of a synapse, or junction between two nerve cells in three dimensions. From the brain of a mouse. Anton Maximov, The Scripps Research Institute, La Jolla, CA View MediaTrigonium diatom
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A Trigonium diatom imaged by a quantitative orientation-independent differential interference contrast (OI-DIC) microscope. Michael Shribak, Marine Biological Laboratory/University of Chicago. View MediaFruit fly larvae brains showing tubulin
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Two fruit fly (Drosophila melanogaster) larvae brains with neurons expressing fluorescently tagged tubulin protein. Vladimir I. Gelfand, Feinberg School of Medicine, Northwestern University. View MediaProteins related to myotonic dystrophy
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Myotonic dystrophy is thought to be caused by the binding of a protein called Mbnl1 to abnormal RNA repeats. Manuel Ares, University of California, Santa Cruz View MediaTongue 1
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Microscopy image of tongue. One in a series of two, see image 5811 National Center for Microscopy and Imaging Research (NCMIR) View MediaMitochondria from rat heart muscle cell_2
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These mitochondria (brown) are from the heart muscle cell of a rat. Mitochondria have an inner membrane that folds in many places (and that appears here as striations). National Center for Microscopy and Imaging Research View MediaSee how immune cell acid destroys bacterial proteins
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This animation shows the effect of exposure to hypochlorous acid, which is found in certain types of immune cells, on bacterial proteins. American Chemistry Council View MediaNucleolus subcompartments spontaneously self-assemble 3
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What looks a little like distant planets with some mysterious surface features are actually assemblies of proteins normally found in the cell's nucleolus, a small but very important protein complex lo Nilesh Vaidya, Princeton University View MediaHIV Infected Cell
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The human immunodeficiency virus (HIV), shown here as tiny purple spheres, causes the disease known as AIDS (for acquired immunodeficiency syndrome). Tom Deerinck, National Center for Microscopy and Imaging Research (NCMIR) View MediaLarvae from the parasitic worm that causes schistosomiasis
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The parasitic worm that causes schistosomiasis hatches in water and grows up in a freshwater snail, as shown here. Bo Wang and Phillip A. Newmark, University of Illinois at Urbana-Champaign, 2013 FASEB BioArt winner View Media