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.
Retinal pigment epithelium derived from human ES cells
3286
This color-enhanced image is a scanning electron microscope image of retinal pigment epithelial (RPE) cells derived from human embryonic stem cells. David Hinton lab, University of Southern California, via CIRM View MediaGFP sperm
2683
Fruit fly sperm cells glow bright green when they express the gene for green fluorescent protein (GFP). 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 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 MediaEM of yeast cell division
5770
Cell division is an incredibly coordinated process. Matthew West and Greg Odorizzi, University of Colorado View MediaYeast cells with accumulated cell wall material
6797
Yeast cells that abnormally accumulate cell wall material (blue) at their ends and, when preparing to divide, in their middles. This image was captured using wide-field microscopy with deconvolution. Alaina Willet, Kathy Gould’s lab, Vanderbilt University. View MediaCell-like compartments emerging from scrambled frog eggs 4
6590
Cell-like compartments that spontaneously emerged from scrambled frog eggs, with nuclei (blue) from frog sperm. Endoplasmic reticulum (red) and microtubules (green) are also visible. Xianrui Cheng, Stanford University School of Medicine. 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 MediaLily mitosis 13
1019
A light microscope image of cells 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 MediaCisternae maturation model
1307
Animation for the cisternae maturation model of Golgi transport. Judith Stoffer View MediaPathways: What is Basic Science?
6539
Learn about basic science, sometimes called “pure” or “fundamental” science, and how it contributes to the development of medical treatments. National Institute of General Medical Sciences View MediaNeurons from human ES cells
3284
These neural precursor cells were derived from human embryonic stem cells. The neural cell bodies are stained red, and the nuclei are blue. Xianmin Zeng lab, Buck Institute for Age Research, via CIRM View MediaYeast cells with nuclei and contractile rings
6792
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 MediaMicrotubule growth
2800
Map of microtubule growth rates. Rates are color coded. This is an example of NIH-supported research on single-cell analysis. Gaudenz Danuser, Harvard Medical School View MediaPollen grains: male germ cells in plants and a cause of seasonal allergies
3609
Those of us who get sneezy and itchy-eyed every spring or fall may have pollen grains, like those shown here, to blame. Edna, Gil, and Amit Cukierman, Fox Chase Cancer Center, Philadelphia, Pa. View MediaMyelinated axons 2
3397
Top view of myelinated axons in a rat spinal root. Tom Deerinck, National Center for Microscopy and Imaging Research (NCMIR) View MediaMicrosporidia in roundworm 1
5777
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 MediaComputer model of cell membrane
2636
A computer model of the cell membrane, where the plasma membrane is red, endoplasmic reticulum is yellow, and mitochondria are blue. Bridget Wilson, University of New Mexico View MediaWeblike sheath covering developing egg chambers in a giant grasshopper
3616
The lubber grasshopper, found throughout the southern United States, is frequently used in biology classes to teach students about the respiratory system of insects. Kevin Edwards, Johny Shajahan, and Doug Whitman, Illinois State University. View MediaMisfolded proteins within in the mitochondria
5878
Misfolded proteins (green) within mitochondria (red). Related to video 5877. Rong Li rong@jhu.edu Department of Chemical and Biomolecular Engineering, Whiting School of Engineering, Johns Hopkins University, Baltimore, Maryland 21218, USA. 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 MediaFruit fly sperm cells
2433
Developing fruit fly spermatids require caspase activity (green) for the elimination of unwanted organelles and cytoplasm via apoptosis. Hermann Steller, Rockefeller University View MediaSmooth muscle from human ES cells
3288
These smooth muscle cells were derived from human embryonic stem cells. The nuclei are stained blue, and the proteins of the cytoskeleton are stained green. Alexey Terskikh lab, Burnham Institute for Medical Research, via CIRM View MediaSnowflake yeast 1
6969
Multicellular yeast called snowflake yeast that researchers created through many generations of directed evolution from unicellular yeast. William Ratcliff, Georgia Institute of Technology. View MediaArabidopsis leaf injected with a pathogen
2780
This is a magnified view of an Arabidopsis thaliana leaf eight days after being infected with the pathogen Hyaloperonospora arabidopsidis, which is closely related to crop pathogens that Jeff Dangl, University of North Carolina, Chapel Hill View MediaMitochondria
1287
Bean-shaped mitochondria are cells' power plants. These organelles have their own DNA and replicate independently. The highly folded inner membranes are the site of energy generation. Judith Stoffer View MediaBacteriophage P22 capsid, detail
5875
Detail of a subunit of the capsid, or outer cover, of bacteriophage P22, a virus that infects the Salmonella bacteria. Dr. Wah Chiu, Baylor College of Medicine View MediaMouse brain slice showing nerve cells
6901
A 20-µm thick section of mouse midbrain. The nerve cells are transparent and weren’t stained. Michael Shribak, Marine Biological Laboratory/University of Chicago. View MediaIntracellular forces
2799
Force vectors computed from actin cytoskeleton flow. This is an example of NIH-supported research on single-cell analysis. Gaudenz Danuser, Harvard Medical School View MediaSimulation of leg muscles moving
6598
When we walk, muscles and nerves interact in intricate ways. This simulation, which is based on data from a six-foot-tall man, shows these interactions. Chand John and Eran Guendelman, Stanford University View MediaInduced stem cells from adult skin 02
2604
These cells are induced stem cells made from human adult skin cells that were genetically reprogrammed to mimic embryonic stem cells. James Thomson, University of Wisconsin-Madison View MediaPeripheral nerve cell derived from ES cells
3264
A peripheral nerve cell made from human embryonic stem cell-derived neural crest stem cells. Stephen Dalton, University of Georgia View MediaMouse retina
5793
What looks like the gossamer wings of a butterfly is actually the retina of a mouse, delicately snipped to lay flat and sparkling with fluorescent molecules. Tom Deerinck and Keunyoung (“Christine”) Kim, NCMIR View MediaStretch detectors
2714
Muscles stretch and contract when we walk, and skin splits open and knits back together when we get a paper cut. Christopher Chen, University of Pennsylvania View MediaTransmission electron microscopy of coronary artery wall with elastin-rich ECM pseudocolored in light brown
3738
Elastin is a fibrous protein in the extracellular matrix (ECM). It is abundant in artery walls like the one shown here. As its name indicates, elastin confers elasticity. Tom Deerinck, National Center for Microscopy and Imaging Research (NCMIR) View MediaVesicular shuttle model
1306
Animation for the vesicular shuttle model of Golgi transport. Judith Stoffer View MediaCytonemes in developing fruit fly cells
3574
Scientists have long known that multicellular organisms use biological molecules produced by one cell and sensed by another to transmit messages that, for instance, guide proper development of organs Sougata Roy, University of California, San Francisco View MediaEpithelial cell migration
6899
High-resolution time lapse of epithelial (skin) cell migration and wound healing. It shows an image taken every 13 seconds over the course of almost 14 minutes. Michael Shribak, Marine Biological Laboratory/University of Chicago. View MediaSTORM image of axonal cytoskeleton
3678
This image shows the long, branched structures (axons) of nerve cells. Xiaowei Zhuang Laboratory, Howard Hughes Medical Institute, Harvard University View MediaFat cells (red) and blood vessels (green)
3600
A mouse's fat cells (red) are shown surrounded by a network of blood vessels (green). Daniela Malide, National Heart, Lung, and Blood Institute, National Institutes of Health 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 MediaFly cells live
2315
If a picture is worth a thousand words, what's a movie worth? Denise Montell, Johns Hopkins University School of Medicine View MediaWorm sperm
3489
To develop a system for studying cell motility in unnatrual conditions -- a microscope slide instead of the body -- Tom Roberts and Katsuya Shimabukuro at Florida State University disassembled and rec Tom Roberts, Florida State University View MediaJellyfish, viewed with ZEISS Lightsheet Z.1 microscope
3636
Jellyfish are especially good models for studying the evolution of embryonic tissue layers. Despite being primitive, jellyfish have a nervous system (stained green here) and musculature (red). Helena Parra, Pompeu Fabra University, Spain View MediaLysosomes and microtubules
6889
Lysosomes (yellow) and detyrosinated microtubules (light blue). Lysosomes are bubblelike organelles that take in molecules and use enzymes to break them down. Melike Lakadamyali, Perelman School of Medicine at the University of Pennsylvania. View MediaFibroblasts with nuclei in blue, energy factories in green and the actin cytoskeleton in red
3624
The cells shown here are fibroblasts, one of the most common cells in mammalian connective tissue. These particular cells were taken from a mouse embryo. Dylan Burnette, NICHD View MediaMitosis - prometaphase
1331
A cell in prometaphase during mitosis: The nuclear membrane breaks apart, and the spindle starts to interact with the chromosomes. Judith Stoffer View MediaKupffer cell residing in the liver
6535
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 MediaNeuron with labeled synapses
3509
In this image, recombinant probes known as FingRs (Fibronectin Intrabodies Generated by mRNA display) were expressed in a cortical neuron, where they attached fluorescent proteins to either PSD95 (gre Don Arnold and Richard Roberts, University of Southern California. View Media