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.
How cilia do the wave
3494
Thin, hair-like biological structures called cilia are tiny but mighty. Zvonimir Dogic, Brandeis University View MediaEarly ribbon drawing of a protein
2748
This ribbon drawing of a protein hand drawn and colored by researcher Jane Richardson in 1981 helped originate the ribbon representation of proteins that is now ubiquitous in molecular graphics. Jane Richardson, Duke University Medical Center View MediaDying melanoma cells
6966
Melanoma (skin cancer) cells undergoing programmed cell death, also called apoptosis. This process was triggered by raising the pH of the medium that the cells were growing in. Dylan T. Burnette, Vanderbilt University School of Medicine. 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 MediaMounting of protein crystals
2368
Automated methods using micromachined silicon are used at the Northeast Collaboratory for Structural Genomics to mount protein crystals for X-ray crystallography. The Northeast Collaboratory for Structural Genomics View MediaHuman fibroblast undergoing cell division
6519
During cell division, cells physically divide after separating their genetic material to create two daughter cells that are genetically identical to the parent cell. Nilay Taneja, Vanderbilt University, and Dylan T. Burnette, Ph.D., Vanderbilt University School of Medicine. View MediaDimeric association of receptor-type tyrosine-protein phosphatase
2349
Model of the catalytic portion of an enzyme, receptor-type tyrosine-protein phosphatase from humans. The enzyme consists of two identical protein subunits, shown in blue and green. New York Structural GenomiX Research Consortium, PSI View MediaBacterial ribosome assembly
6578
3D reconstructions of two stages in the assembly of the bacterial ribosome created from time-resolved cryo-electron microscopy images. Ribosomes translate genetic instructions into proteins. Joachim Frank, Columbia University. 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 MediaMost abundant protein in M. tuberculosis
2378
Model of a protein, antigen 85B, that is the most abundant protein exported by Mycobacterium tuberculosis, which causes most cases of tuberculosis. Mycobacterium Tuberculosis Center, PSI View MediaYeast art depicting the New York City skyline
6521
This skyline of New York City was created by “printing” nanodroplets containing yeast (Saccharomyces cerevisiae) onto a large plate. Each dot is a separate yeast colony. Michael Shen, Ph.D., Jasmine Temple, Leslie Mitchell, Ph.D., and Jef Boeke, Ph.D., New York University School of Medicine; and Nick Phillips, James Chuang, Ph.D., and Jiarui Wang, Johns Hopkins University. View MediaStress Response in Cells
6570
Two highly stressed osteosarcoma cells are shown with a set of green droplet-like structures followed by a second set of magenta droplets. Julia F. Riley and Carlos A. Castañeda, Syracuse University View MediaProteasome
3451
This fruit fly spermatid recycles various molecules, including malformed or damaged proteins. Sigi Benjamin-Hong, Rockefeller University View MediaBacterial nanowire model
6580
A model of a Geobacter sulfurreducens nanowire created from cryo-electron microscopy images. Edward Egelman, University of Virginia. View MediaArabidopsis Thaliana: Flowers Spring to Life
6503
This image capture shows how a single gene, STM, plays a starring role in plant development. Nathanaёl Prunet NIH Support: National Institute of General Medical Sciences 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 MediaCaulobacter
3262
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 MediaVesicular shuttle model
1306
Animation for the vesicular shuttle model of Golgi transport. Judith Stoffer View MediaSnowflake DNA origami
3724
An atomic force microscopy image shows DNA folded into an intricate, computer-designed structure. The image is featured on Biomedical Beat blog post Cool Images: A Holiday-Themed Collection. Hao Yan, Arizona State University View MediaIon channels
1284
The body uses a variety of ion channels to transport small molecules across cell membranes. Judith Stoffer View MediamDia1 antibody staining-01
3330
Cells move forward with lamellipodia and filopodia supported by networks and bundles of actin filaments. Proper, controlled cell movement is a complex process. Rong Li and Praveen Suraneni, Stowers Institute for Medical Research View MediaNucleolus subcompartments spontaneously self-assemble 4
3793
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 MediaAtomic Structure of Poppy Enzyme
3422
The atomic structure of the morphine biosynthetic enzyme salutaridine reductase bound to the cofactor NADPH. The substrate salutaridine is shown entering the active site. Judy Coyle, Donald Danforth Plant Science Center View MediaBence Jones protein MLE
2399
A crystal of Bence Jones protein created for X-ray crystallography, which can reveal detailed, three-dimensional protein structures. Alex McPherson, University of California, Irvine View MediaNucleotides make up DNA
2541
DNA consists of two long, twisted chains made up of nucleotides. Each nucleotide contains one base, one phosphate molecule, and the sugar molecule deoxyribose. Crabtree + Company View MediaBone cancer cell
3626
This image shows an osteosarcoma cell with DNA in blue, energy factories (mitochondria) in yellow, and actin filaments—part of the cellular skeleton—in purple. Dylan Burnette and Jennifer Lippincott-Schwartz, NICHD View MediaMultivesicular bodies containing intralumenal vesicles assemble at the vacuole 2
5768
Collecting and transporting cellular waste and sorting it into recylable and nonrecylable pieces is a complex business in the cell. Matthew West and Greg Odorizzi, University of Colorado View MediaIntroduction to Genome Editing Using CRISPR/Cas9
5815
Genome editing using CRISPR/Cas9 is a rapidly expanding field of scientific research with emerging applications in disease treatment, medical therapeutics and bioenergy, just to name a few. Janet Iwasa View MediaAntitoxin GhoS (Illustration 2)
3428
Structure of the bacterial antitoxin protein GhoS. GhoS inhibits the production of a bacterial toxin, GhoT, which can contribute to antibiotic resistance. Rebecca Page and Wolfgang Peti, Brown University and Thomas K. Wood, Pennsylvania State University View MediaNociceptin/orphanin FQ peptide opioid receptor
3364
The receptor is shown bound to an antagonist, compound-24 Raymond Stevens, The Scripps Research Institute View MediaLily mitosis 01
1058
A light microscope image shows the chromosomes, stained dark blue, in a dividing cell of an African globe lily (Scadoxus katherinae). Andrew S. Bajer, University of Oregon, Eugene View MediaMitosis and meiosis compared
1333
Meiosis is used to make sperm and egg cells. During meiosis, a cell's chromosomes are copied once, but the cell divides twice. Judith Stoffer View MediaTransient receptor potential channel TRPV5
6577
A 3D reconstruction of a transient receptor potential channel called TRPV5 that was created based on cryo-electron microscopy images. Vera Moiseenkova-Bell, University of Pennsylvania. View MediaCryo-electron microscopy of the dengue virus showing protective membrane and membrane proteins
3748
Dengue virus is a mosquito-borne illness that infects millions of people in the tropics and subtropics each year. Like many viruses, dengue is enclosed by a protective membrane. Hong Zhou, UCLA View MediaSeeing signaling protein activation in cells 02
2452
Cdc42, a member of the Rho family of small guanosine triphosphatase (GTPase) proteins, regulates multiple cell functions, including motility, proliferation, apoptosis, and cell morphology. Klaus Hahn, University of North Carolina, Chapel Hill Medical School View MediaMap of protein structures 02
2367
A global "map of the protein structure universe" indicating the positions of specific proteins. Berkeley Structural Genomics Center, PSI 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 MediaHIV enzyme
6999
These images model the molecular structures of three enzymes with critical roles in the life cycle of the human immunodeficiency virus (HIV). Amy Wu and Christine Zardecki, RCSB Protein Data Bank. View MediaDisrupted and restored vasculature development in frog embryos
3405
Disassembly of vasculature and reassembly after addition and then washout of 250 µM TBZ in kdr:GFP frogs. Hye Ji Cha, University of Texas at Austin View MediaDrosophila
6344
Two adult fruit flies (Drosophila) Dr. Vicki Losick, MDI Biological Laboratory, www.mdibl.org 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 MediaSkin cell (keratinocyte)
3599
This normal human skin cell was treated with a growth factor that triggered the formation of specialized protein structures that enable the cell to move. Torsten Wittmann, University of California, San Francisco 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 MediaDynamic cryo-EM model of the human transcription preinitiation complex
5730
Gene transcription is a process by which information encoded in DNA is transcribed into RNA. Eva Nogales, Berkeley Lab View MediaDividing cells showing chromosomes and cell skeleton
3631
This pig cell is in the process of dividing. The chromosomes (purple) have already replicated and the duplicates are being pulled apart by fibers of the cell skeleton known as microtubules (green). Nasser Rusan, National Heart, Lung, and Blood Institute, National Institutes of Health View MediaEnzymes convert subtrates into products (with labels)
2522
Enzymes convert substrates into products very quickly. See image 2521 for an unlabeled version of this illustration. Featured in The Chemistry of Health. Crabtree + Company View MediaThree muscle fibers; the middle has a defect found in some neuromuscular diseases
3630
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 MediaFruit fly larvae brains showing tubulin
6808
Two fruit fly (Drosophila melanogaster) larvae brains with neurons expressing fluorescently tagged tubulin protein. Vladimir I. Gelfand, Feinberg School of Medicine, Northwestern University. View MediaCytochrome structure with anticancer drug
3326
This image shows the structure of the CYP17A1 enzyme (ribbons colored from blue N-terminus to red C-terminus), with the associated heme colored black. Emily Scott, University of Kansas View MediaLily mitosis 02
1012
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 Media