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.

Mouse embryo showing Smad4 protein

2607

This eerily glowing blob isn't an alien or a creature from the deep sea--it's a mouse embryo just eight and a half days old. The green shell and core show a protein called Smad4. Kenneth Zaret, Fox Chase Cancer Center View Media

Protein involved in cell division from Mycoplasma pneumoniae

2377

Model of a protein involved in cell division from Mycoplasma pneumoniae. This model, based on X-ray crystallography, revealed a structural domain not seen before. Berkeley Structural Genomics Center, PSI View Media

Cellular aging

2578

A protein called tubulin (green) accumulates in the center of a nucleus (outlined in pink) from an aging cell. Maximiliano D'Angelo and Martin Hetzer, Salk Institute View Media

Bubonic plague bacteria on part of the digestive system in a rat flea

3576

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 Media

RNA interference (with labels)

2559

RNA interference or RNAi is a gene-silencing process in which double-stranded RNAs trigger the destruction of specific RNAs. Crabtree + Company View Media

Hippocampal neuron in culture

3687

Hippocampal neuron in culture. Dendrites are green, dendritic spines are red and DNA in cell's nucleus is blue. Shelley Halpain, UC San Diego View Media

Section of an electron density map

2354

Electron density maps such as this one are generated from the diffraction patterns of X-rays passing through protein crystals. The Southeast Collaboratory for Structural Genomics View Media

Human Adenovirus

6347

The cryo-EM structure of human adenovirus D26 (HAdV-D26) at near atomic resolution (3.7 Å), determined in collaboration with the NRAMM facility*. National Resource for Automated Molecular Microscopy http://nramm.nysbc.org/nramm-images/ Source: Bridget Carragher View Media

Nociceptin/orphanin FQ peptide opioid receptor

3364

The receptor is shown bound to an antagonist, compound-24 Raymond Stevens, The Scripps Research Institute View Media

Fruit fly embryo

2431

Cells in an early-stage fruit fly embryo, showing the DIAP1 protein (pink), an inhibitor of apoptosis. Hermann Steller, Rockefeller University View Media

Cryo-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 Media

VDAC video 02

2571

This video shows the structure of the pore-forming protein VDAC-1 from humans. Gerhard Wagner, Harvard Medical School View Media

Protein purification robot

2375

Irina Dementieva, a biochemist, and Youngchang Kim, a biophysicist and crystallographer, work with the first robot of its type in the U.S. to automate protein purification. Midwest Center for Structural Genomics View Media

Anti-tumor drug ecteinascidin 743 (ET-743) with hydrogens 02

2791

Ecteinascidin 743 (ET-743, brand name Yondelis), was discovered and isolated from a sea squirt, Ecteinascidia turbinata, by NIGMS grantee Kenneth Rinehart at the University of Illinois. Timothy Jamison, Massachusetts Institute of Technology View Media

Worm 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 Media

Calling Cards in a mouse brain

6780

The green spots in this mouse brain are cells labeled with Calling Cards, a technology that records molecular events in brain cells as they mature. Allen Yen, Lab of Joseph Dougherty, Washington University School of Medicine in St. Louis. View Media

Telomeres on outer edge of nucleus during cell division

3484

New research shows telomeres moving to the outer edge of the nucleus after cell division, suggesting these caps that protect chromosomes also may play a role in organizing DNA. Laure Crabbe, Jamie Kasuboski and James Fitzpatrick, Salk Institute for Biological Studies View Media

Recombinant 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 Media

Epithelial cells

3647

This image mostly shows normal cultured epithelial cells expressing green fluorescent protein targeted to the Golgi apparatus (yellow-green) and stained for actin (magenta) and DNA (cyan). Tom Deerinck, National Center for Microscopy and Imaging Research (NCMIR) View Media

Worms and human infertility

2333

This montage of tiny, transparent C. elegans--or roundworms--may offer insight into understanding human infertility. Abby Dernburg, Lawrence Berkeley National Laboratory View Media

Hen egg lysozyme (2)

2406

A crystal of hen egg lysozyme protein created for X-ray crystallography, which can reveal detailed, three-dimensional protein structures. Alex McPherson, University of California, Irvine View Media

Zebrafish 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 Media

Histones in chromatin

2560

Histone proteins loop together with double-stranded DNA to form a structure that resembles beads on a string. Crabtree + Company View Media

Meiosis illustration

2545

Meiosis is the process whereby a cell reduces its chromosomes from diploid to haploid in creating eggs or sperm. Crabtree + Company View Media

HeLa cells

3520

Multiphoton fluorescence image of HeLa cells with cytoskeletal microtubules (magenta) and DNA (cyan). Nikon RTS2000MP custom laser scanning microscope. National Center for Microscopy and Imaging Research (NCMIR) View Media

Body 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 Media

A chromosome goes missing in anaphase

5766

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 Media

Drugs 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 Media

The 26S proteasome engages with a protein substrate

3763

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 Media

Fly 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 Media

Human skeletal muscle

3677

Cross section of human skeletal muscle. Image taken with a confocal fluorescent light microscope. Tom Deerinck, National Center for Microscopy and Imaging Research (NCMIR) View Media

Aminopeptidase N from N. meningitidis

2341

Model of the enzyme aminopeptidase N from the human pathogen Neisseria meningitidis, which can cause meningitis epidemics. Midwest Center for Structural Genomics, PSI View Media

Myelinated axons 2

3397

Top view of myelinated axons in a rat spinal root. Tom Deerinck, National Center for Microscopy and Imaging Research (NCMIR) View Media

Ciclo circadiano de un adolescente típico

6612

Los ritmos circadianos son cambios físicos, mentales y conductuales que siguen un ciclo de 24 horas. NIGMS View Media

Fly cells

3594

If a picture is worth a thousand words, what's a movie worth? Denise Montell, Johns Hopkins University School of Medicine View Media

Space-filling model of a cefotaxime-CCD-1 complex

6767

CCD-1 is an enzyme produced by the bacterium Clostridioides difficile that helps it resist antibiotics. Keith Hodgson, Stanford University. View Media

Smooth 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 Media

Heart rates time series image

3596

These time series show the heart rates of four different individuals. Madalena Costa and Ary Goldberger, Beth Israel Deaconess Medical Center View Media

Diversity oriented synthesis: generating skeletal diversity using folding processes

3327

This 1 1/2-minute video animation was produced for chemical biologist Stuart Schreiber's lab page. The animation shows how diverse chemical structures can be produced in the lab. Eric Keller View Media

Dividing 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 Media

Flu virus proteins during self-replication

3434

Influenza (flu) virus proteins in the act of self-replication. Viral nucleoprotein (blue) encapsidates [encapsulates] the RNA genome (green). Scripps Research Institute in La Jolla, CA View Media

Cellular metropolis

2308

Like a major city, a cell teems with specialized workers that carry out its daily operations--making energy, moving proteins, or helping with other tasks. Kathryn Howell, University of Colorado Health Sciences Center View Media

Cross section of a Drosophila melanogaster pupa

2758

This photograph shows a magnified view of a Drosophila melanogaster pupa in cross section. Compare this normal pupa to one that lacks an important receptor, shown in image 2759. Christina McPhee and Eric Baehrecke, University of Massachusetts Medical School View Media

Dividing yeast cells with spindle pole bodies and contractile rings

6796

During cell division, spindle pole bodies (glowing dots) move toward the ends of yeast cells to separate copied genetic information. Alaina Willet, Kathy Gould’s lab, Vanderbilt University. View Media

Movie of in vitro assembly of a cell-signaling pathway

3786

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 Media

Polarized cells- 01

3332

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 Media

Cerebellum: the brain's locomotion control center

3639

The cerebellum of a mouse is shown here in cross-section. The cerebellum is the brain's locomotion control center. Thomas Deerinck, National Center for Microscopy and Imaging Research, University of California, San Diego View Media

Bacteriophage 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 Media

Nerve ending

1244

A scanning electron microscope picture of a nerve ending. It has been broken open to reveal vesicles (orange and blue) containing chemicals used to pass messages in the nervous system. Tina Weatherby Carvalho, University of Hawaii at Manoa View Media

Four timepoints in gastrulation

3297

It has been said that gastrulation is the most important event in a person's life. Bob Goldstein, University of North Carolina, Chapel Hill View Media