Switch to Gallery View
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.
Microsporidia in roundworm 3
5779
Many disease-causing microbes manipulate their host’s metabolism and cells for their own ends. Keir Balla and Emily Troemel, University of California San Diego View MediaBacillus anthracis being killed
3525
Bacillus anthracis (anthrax) cells being killed by a fluorescent trans-translation inhibitor, which disrupts bacterial protein synthesis. Kenneth Keiler, Penn State University View MediaYeast cells with nuclear envelopes and tubulin
6798
Yeast cells with nuclear envelopes shown in magenta and tubulin shown in light blue. The nuclear envelope defines the borders of the nucleus, which houses DNA. Alaina Willet, Kathy Gould’s lab, Vanderbilt University. View MediaIn vitro assembly of a cell-signaling pathway
3787
T cells are white blood cells that are important in defending the body against bacteria, viruses and other pathogens. Xiaolei Su, HHMI Whitman Center of the Marine Biological Laboratory View MediaHydra 06
2442
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 MediaGenetic imprinting in Arabidopsis
2418
This delicate, birdlike projection is an immature seed of the Arabidopsis plant. The part in blue shows the cell that gives rise to the endosperm, the tissue that nourishes the embryo. Robert Fischer, University of California, Berkeley View MediaG switch (with labels and stages)
2538
The G switch allows our bodies to respond rapidly to hormones. G proteins act like relay batons to pass messages from circulating hormones into cells. Crabtree + Company View MediaInfluenza virus attaches to host membrane (with labels)
2505
Influenza A infects a host cell when hemagglutinin grips onto glycans on its surface. Crabtree + Company View MediaPlasma membrane (with labels)
2524
The plasma membrane is a cell's protective barrier. See image 2523 for an unlabeled version of this illustration. Featured in The Chemistry of Health. Crabtree + Company View MediaTiny strands of tubulin, a protein in a cell's skeleton
3611
Just as our bodies rely on bones for structural support, our cells rely on a cellular skeleton. Pakorn Kanchanawong, National University of Singapore and National Heart, Lung, and Blood Institute, National Institutes of Health; and Clare Waterman, National Heart, Lung, and Blood Institute, National Institutes of Health View MediaHydra 05
2441
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 MediaHeLa cells
3518
Scanning electron micrograph of just-divided HeLa cells. Zeiss Merlin HR-SEM. National Center for Microscopy and Imaging Research View MediaLysosome clusters around amyloid plaques
5771
It's probably most people's least favorite activity, but we still need to do it--take out our trash. Otherwise our homes will get cluttered and smelly, and eventually, we'll get sick. Swetha Gowrishankar and Shawn Ferguson, Yale School of Medicine View MediaCRISPR surveillance complex
6352
This image shows how the CRISPR surveillance complex is disabled by two copies of anti-CRISPR protein AcrF1 (red) and one AcrF2 (light green). NRAMM National Resource for Automated Molecular Microscopy http://nramm.nysbc.org/nramm-images/ Source: Bridget Carragher View MediaGenetically identical mycobacteria respond differently to antibiotic 2
5752
Antibiotic resistance in microbes is a serious health concern. So researchers have turned their attention to how bacteria undo the action of some antibiotics. Bree Aldridge, Tufts University View MediaDrugs enter skin (with labels)
2532
Drugs enter different layers of skin via intramuscular, subcutaneous, or transdermal delivery methods. See image 2531 for an unlabeled version of this illustration. Crabtree + Company View MediaRat Hippocampus
3308
This image of the hippocampus was taken with an ultra-widefield high-speed multiphoton laser microscope. Tom Deerinck, NCMIR View MediaRed blood cells
1101
This image of human red blood cells was obtained with the help of a scanning electron microscope, an instrument that uses a finely focused electron beam to yield detailed images of the surface of a sa Tina Weatherby Carvalho, University of Hawaii at Manoa View MediaConfocal microscopy of perineuronal nets in the brain 2
3742
The photo shows a confocal microscopy image of perineuronal nets (PNNs), which are specialized extracellular matrix (ECM) structures in the brain. Tom Deerinck, National Center for Microscopy and Imaging Research (NCMIR) View MediaMouse Brain Cross Section
5886
The brain sections are treated with fluorescent antibodies specific to a particular protein and visualized using serial electron microscopy (SEM). Anton Maximov, The Scripps Research Institute, La Jolla, CA View MediaDeveloping zebrafish fin
3598
Originally from the waters of India, Nepal, and neighboring countries, zebrafish can now be found swimming in science labs (and home aquariums) throughout the world. Jessica Plavicki View Media3D reconstruction of a tubular matrix in peripheral endoplasmic reticulum
5857
Detailed three-dimensional reconstruction of a tubular matrix in a thin section of the peripheral endoplasmic reticulum between the plasma membranes of the cell. Jennifer Lippincott-Schwartz, Howard Hughes Medical Institute Janelia Research Campus, Virginia View MediaPhagosome in macrophage cell
6799
A sensor particle being engulfed by a macrophage—an immune cell—and encapsuled in a compartment called a phagosome. The phagosome then fuses with lysosomes—another type of compartment. Yan Yu, Indiana University, Bloomington. View MediaBeta-galactosidase montage showing cryo-EM improvement--transparent background
5882
Composite image of beta-galactosidase showing how cryo-EM’s resolution has improved dramatically in recent years. Older images to the left, more recent to the right. Veronica Falconieri, Sriram Subramaniam Lab, National Cancer Institute View MediaDeveloping fruit fly nerve cord
2435
The glial cells (black dots) and nerve cells (brown bands) in this developing fruit fly nerve cord formed normally despite the absence of the SPITZ protein, which blocks their impending suicide. Hermann Steller, Rockefeller University View MediaPeripheral nerve cells derived from ES cells
3263
Peripheral nerve cells made from human embryonic stem cell-derived neural crest stem cells. Stephen Dalton, University of Georgia View MediaCells keep their shape with actin filaments and microtubules
3617
This image shows a normal fibroblast, a type of cell that is common in connective tissue and frequently studied in research labs. James J. Faust and David G. Capco, Arizona State University View MediaStreptococcus bacteria
1157
Image of Streptococcus, a type (genus) of spherical bacteria that can colonize the throat and back of the mouth. Stroptococci often occur in pairs or in chains, as shown here. Tina Weatherby Carvalho, University of Hawaii at Manoa View MediaBlinking bacteria
2724
Like a pulsing blue shower, E. coli cells flash in synchrony. Genes inserted into each cell turn a fluorescent protein on and off at regular intervals. Jeff Hasty, University of California, San Diego View MediaTrigonium diatom
6962
A Trigonium diatom imaged by a quantitative orientation-independent differential interference contrast (OI-DIC) microscope. Michael Shribak, Marine Biological Laboratory/University of Chicago. View MediaMitosis - interphase
1316
A cell in interphase, at the start of mitosis: Chromosomes duplicate, and the copies remain attached to each other. Judith Stoffer View MediaBee venom toxin destroying a cell
3583
This video condenses 6.5 minutes into less than a minute to show how the toxin in bee venom, called melittin, destroys an animal or bacterial cell. Huey Huang, Rice University View MediaCells use bubble-like structures called vesicles to transport cargo
3634
Cells use bubble-like structures called vesicles (yellow) to import, transport, and export cargo and in cellular communication. A single cell may be filled with thousands of moving vesicles.Tatyana Svitkina, University of Pennsylvania View Media
ARTS triggers apoptosis
2432
Cell showing overproduction of the ARTS protein (red). ARTS triggers apoptosis, as shown by the activation of caspase-3 (green) a key tool in the cell's destruction. The nucleus is shown in blue. Hermann Steller, Rockefeller University View MediaMitotic cell awaits chromosome alignment
5765
During mitosis, spindle microtubules (red) attach to chromosome pairs (blue), directing them to the spindle equator. View MediaZebrafish embryo showing vasculature
6661
A zebrafish embryo. The blue areas are cell bodies, the green lines are blood vessels, and the red glow is blood. Kevin Eliceiri, University of Wisconsin-Madison. View MediaFluorescent microscopy of kidney tissue
3723
Serum albumin (SA) is the most abundant protein in the blood plasma of mammals. SA has a characteristic heart-shape structure and is a highly versatile protein. Tom Deerinck , National Center for Microscopy and Imaging Research View MediaMovements of myosin
2324
Inside the fertilized egg cell of a fruit fly, we see a type of myosin (related to the protein that helps muscles contract) made to glow by attaching a fluorescent protein. Victoria Foe, University of Washington View MediaGlowing bacteria make a pretty postcard
3492
This tropical scene, reminiscent of a postcard from Key West, is actually a petri dish containing an artistic arrangement of genetically engineered bacteria. Nathan C. Shaner, The Scintillon Institute View MediaHair cells: the sound-sensing cells in the ear
3618
These cells get their name from the hairlike structures that extend from them into the fluid-filled tube of the inner ear. Henning Horn, Brian Burke, and Colin Stewart, Institute of Medical Biology, Agency for Science, Technology, and Research, Singapore View MediaNCMIR Intestine-1
3389
The small intestine is where most of our nutrients from the food we eat are absorbed into the bloodstream. Tom Deerinck, National Center for Microscopy and Imaging Research (NCMIR) View MediaInduced pluripotent stem cells from skin
3278
These induced pluripotent stem cells (iPS cells) were derived from a woman's skin. Green and red indicate proteins found in reprogrammed cells but not in skin cells (TRA1-62 and NANOG). Kathrin Plath lab, University of California, Los Angeles, via CIRM View MediaThermotoga maritima and its metabolic network
2702
A combination of protein structures determined experimentally and computationally shows us the complete metabolic network of a heat-loving bacterium. View MediaLysosomes
1282
Lysosomes have powerful enzymes and acids to digest and recycle cell materials. Judith Stoffer View MediaDopaminergic neurons derived from mouse embryonic stem cells
3271
These neurons are derived from mouse embryonic stem cells. Red shows cells making a protein called TH that is characteristic of the neurons that degenerate in Parkinson's disease. Yaping Sun, lab of Su Guo, University of California, San Francisco, via CIRM View MediaPodocytes from a chronically diseased kidney
3565
This scanning electron microscope (SEM) image shows podocytes--cells in the kidney that play a vital role in filtering waste from the bloodstream--from a patient with chronic kidney disease. Olga Troyanskaya, Princeton University and Matthias Kretzler, University of Michigan View MediaBacteria in the mouse colon
3527
Image of the colon of a mouse mono-colonized with Bacteroides fragilis (red) residing within the crypt channel. The red staining is due to an antibody to B. Sarkis K. Mazmanian, California Institute of Technology View MediaCell cycle (with labels)
2499
Cells progress through a cycle that consists of phases for growth (G1, S, and G2) and division (M). Cells become quiescent when they exit this cycle (G0). Crabtree + Company View MediaSea urchin embryo 01
1047
Stereo triplet of a sea urchin embryo stained to reveal actin filaments (orange) and microtubules (blue). George von Dassow, University of Washington View Media