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.
Panorama view of golden mitochondria
5762
Mitochondria are the powerhouses of the cells, generating the energy the cells need to do their tasks and to stay alive. Torsten Wittmann, University of California, San Francisco View MediaSepsis Infographic
6536
Sepsis is the body’s overactive and extreme response to an infection. More than 1.7 million people get sepsis each year in the United States. National Institute of General Medical Sciences View MediaHoneybee brain
6755
Insect brains, like the honeybee brain shown here, are very different in shape from human brains. Gene Robinson, University of Illinois at Urbana-Champaign. View MediaHistones in chromatin (with labels)
2561
Histone proteins loop together with double-stranded DNA to form a structure that resembles beads on a string. Crabtree + Company View MediaTracking cells in a gastrulating zebrafish embryo
6776
During development, a zebrafish embryo is transformed from a ball of cells into a recognizable body plan by sweeping convergence and extension cell movements. This process is called gastrulation. Liliana Solnica-Krezel, Washington University School of Medicine in St. Louis. View MediaH1N1 Influenza Virus
6356
Related to image 6355. Dr. Rommie Amaro, University of California, San Diego View MediaA multicolored fish scale 2
3783
Each of the tiny colored specs in this image is a cell on the surface of a fish scale. Chen-Hui Chen and Kenneth Poss, Duke University View MediaProtein from Arabidopsis thaliana
2339
NMR solution structure of a plant protein that may function in host defense. This protein was expressed in a convenient and efficient wheat germ cell-free system. Center for Eukaryotic Structural Genomics View MediaMitosis - telophase
1332
Telophase during mitosis: Nuclear membranes form around each of the two sets of chromosomes, the chromosomes begin to spread out, and the spindle begins to break down. Judith Stoffer View MediaBacillus anthracis being killed
3481
Bacillus anthracis (anthrax) cells being killed by a fluorescent trans-translation inhibitor, which disrupts bacterial protein synthesis. John Alumasa, Keiler Laboratory, Pennsylvania State University View MediaFruit fly ovary
3607
A fruit fly ovary, shown here, contains as many as 20 eggs. Fruit flies are not merely tiny insects that buzz around overripe fruit—they are a venerable scientific tool. Denise Montell, Johns Hopkins University and University of California, Santa Barbara View MediaCatalase diversity
7003
Catalases are some of the most efficient enzymes found in cells. Amy Wu and Christine Zardecki, RCSB Protein Data Bank. View MediaHydra 01
2437
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 MediaProtein from E. faecalis
2342
X-ray structure of a DNA repair enzyme superfamily representative from the human gastrointestinal bacterium Enterococcus faecalis. Midwest Center for Structural Genomics View MediaZebrafish head vasculature video
6933
Various views of a zebrafish head with blood vessels shown in purple. Prayag Murawala, MDI Biological Laboratory and Hannover Medical School. View MediaMapping brain differences
2419
This image of the human brain uses colors and shapes to show neurological differences between two people. Arthur Toga, University of California, Los Angeles View MediaBuilding blocks and folding of proteins
2508
Proteins are made of amino acids hooked end-to-end like beads on a necklace. To become active, proteins must twist and fold into their final, or "native," conformation. Crabtree + Company View MediaGolden gene chips
2455
A team of chemists and physicists used nanotechnology and DNA's ability to self-assemble with matching RNA to create a new kind of chip for measuring gene activity. Hao Yan and Yonggang Ke, Arizona State University View MediaZika virus
6998
Zika virus is shown in cross section at center left. On the outside, it includes envelope protein (red) and membrane protein (magenta) embedded in a lipid membrane (light purple). Amy Wu and Christine Zardecki, RCSB Protein Data Bank. View MediaAn insect tracheal cell delivers air to muscles
3615
Insects like the fruit fly use an elaborate network of branching tubes called trachea (green) to transport oxygen throughout their bodies. Jayan Nair and Maria Leptin, European Molecular Biology Laboratory, Heidelberg, Germany View MediaGlycoproteins
1270
About half of all human proteins include chains of sugar molecules that are critical for the proteins to function properly. Appears in the NIGMS booklet Inside the Cell. Judith Stoffer View MediaStem cell differentiation
1294
Undifferentiated embryonic stem cells cease to exist a few days after conception. In this image, ES cells are shown to differentiate into sperm, muscle fiber, hair cells, nerve cells, and cone cells. Judith Stoffer View MediaHIV Infected Cell
3386
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 Media2-D NMR
2299
A two-dimensional NMR spectrum of a protein, in this case a 2D 1H-15N HSQC NMR spectrum of a 228 amino acid DNA/RNA-binding protein. Dr. Xiaolian Gao's laboratory at the University of Houston View MediaFly by night
2417
This fruit fly expresses green fluorescent protein (GFP) in the same pattern as the period gene, a gene that regulates circadian rhythm and is expressed in all sensory neurons on the surface of the fl Jay Hirsh, University of Virginia View MediaRecombinant DNA
2564
To splice a human gene into a plasmid, scientists take the plasmid out of an E. coli bacterium, cut the plasmid with a restriction enzyme, and splice in human DNA. Crabtree + Company View MediaKatanin protein regulates anaphase
2594
The microtubule severing protein, katanin, localizes to chromosomes and regulates anaphase A in mitosis. David Sharp, Albert Einstein College of Medicine View MediaTiny points of light in a quantum dot
2332
This fingertip-shaped group of lights is a microscopic crystal called a quantum dot. About 10,000 times thinner than a sheet of paper, the dot radiates brilliant colors under ultraviolet light. Sandra Rosenthal and James McBride, Vanderbilt University, and Stephen Pennycook, Oak Ridge National Laboratory 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 MediaStructure of a key antigen protein involved with Hepatitis C Virus infection
5866
A three-dimensional representation of the structure of E2, a key antigen protein involved with hepatitis C virus infection. Mansun Law Associate Professor Department of Immunolgy and Microbial Science The Scripps Research Institute View MediaElectrostatic map of the adeno-associated virus
3374
The new highly efficient parallelized DelPhi software was used to calculate the potential map distribution of an entire virus, the adeno-associated virus, which is made up of more than 484,000 atoms. Emil Alexov, Clemson University View MediaModeling disease spread
2322
What looks like a Native American dream catcher is really a network of social interactions within a community. Stephen Eubank, University of Virginia Biocomplexity Institute (formerly Virginia Bioinformatics Institute) View MediaAnnotated TEM cross-section of C. elegans (roundworm)
5760
The worm Caenorhabditis elegans is a popular laboratory animal because its small size and fairly simple body make it easy to study. Piali Sengupta, Brandeis University View MediaMovie of the 19S proteasome subunit processing a protein substrate
3764
The proteasome is a critical multiprotein complex in the cell that breaks down and recycles proteins that have become damaged or are no longer needed. Andreas Martin, HHMI View MediaMicrosporidia 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 MediaHistones in chromatin
2560
Histone proteins loop together with double-stranded DNA to form a structure that resembles beads on a string. Crabtree + Company View MediaVesicular shuttle model
1306
Animation for the vesicular shuttle model of Golgi transport. Judith Stoffer View MediaConfocal microscopy of perineuronal nets in the brain 1
3741
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 MediaActin flow
2798
Speckle microscopy analysis of actin cytoskeleton force. This is an example of NIH-supported research on single-cell analysis. Gaudenz Danuser, Harvard Medical School View MediaAssembly of the HIV capsid
5729
The HIV capsid is a pear-shaped structure that is made of proteins the virus needs to mature and become infective. John Grime and Gregory Voth, The University of Chicago View MediaCryogenic storage tanks at the Coriell Institute for Medical Research
2722
Established in 1953, the Coriell Institute for Medical Research distributes cell lines and DNA samples to researchers around the world. Courtney Sill, Coriell Institute for Medical Research View MediaOligoendopeptidase F from B. stearothermophilus
2373
Crystal structure of oligoendopeptidase F, a protein slicing enzyme from Bacillus stearothermophilus, a bacterium that can cause food products to spoil. Accelerated Technologies Center for Gene to 3D Structure/Midwest Center for Structural Genomics View MediaFluorescence in situ hybridization (FISH) in mouse ES cells shows DNA interactions
3296
Researchers used fluorescence in situ hybridization (FISH) to confirm the presence of long range DNA-DNA interactions in mouse embryonic stem cells. Kathrin Plath, University of California, Los Angeles 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 MediaGene silencing
2318
Pretty in pink, the enzyme histone deacetylase (HDA6) stands out against a background of blue-tinted DNA in the nucleus of an Arabidopsis plant cell. Olga Pontes and Craig Pikaard, Washington University View MediaProtein folding video
3391
Proteins are long chains of amino acids. Each protein has a unique amino acid sequence. It is still a mystery how a protein folds into the proper shape based on its sequence. Theoretical and Computational Biophysics Group View MediaWreath-shaped protein from X. campestris
2372
Crystal structure of a protein with unknown function from Xanthomonas campestris, a plant pathogen. Eight copies of the protein crystallized to form a ring. Ken Schwinn and Sonia Espejon-Reynes, New York SGX Research Center for Structural Genomics View MediaBody toxins
2496
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 MediaCRISPR Illustration Frame 3
6487
This illustration shows, in simplified terms, how the CRISPR-Cas9 system can be used as a gene-editing tool. National Institute of General Medical Sciences. View Media