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.
Human liver cell (hepatocyte)
3610
Hepatocytes, like the one shown here, are the most abundant type of cell in the human liver. Donna Beer Stolz, University of Pittsburgh View MediaCas4 nuclease protein structure
3720
This wreath represents the molecular structure of a protein, Cas4, which is part of a system, known as CRISPR, that bacteria use to protect themselves against viral invaders. Fred Dyda, NIDDK View MediaPanB from M. tuberculosis (2)
2382
Model of an enzyme, PanB, from Mycobacterium tuberculosis, the bacterium that causes most cases of tuberculosis. This enzyme is an attractive drug target. Mycobacterium Tuberculosis Center, PSI-1 View MediaV. Cholerae Biofilm
3580
Industrious V. cholerae bacteria (yellow) tend to thrive in denser biofilms (left) while moochers (red) thrive in weaker biofilms (right). View MediaBeta 2-adrenergic receptor
3358
The receptor is shown bound to a partial inverse agonist, carazolol. Raymond Stevens, The Scripps Research Institute View MediaCircadian rhythm
2841
The human body keeps time with a master clock called the suprachiasmatic nucleus or SCN. Crabtree + Company View MediaOptic nerve astrocytes
5852
Astrocytes in the cross section of a human optic nerve head Tom Deerinck and Keunyoung (“Christine”) Kim, NCMIR 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 MediaNatural nanomachine in action
2336
Using a supercomputer to simulate the movement of atoms in a ribosome, researchers looked into the core of this protein-making nanomachine and took snapshots. Kevin Sanbonmatsu, Los Alamos National Laboratory View MediaNCMIR Kidney Glomeruli
3392
Stained glomeruli in the kidney. The kidney is an essential organ responsible for disposing wastes from the body and for maintaining healthy ion levels in the blood. Tom Deerinck, National Center for Microscopy and Imaging Research (NCMIR) View MediaCRISPR Illustration Frame 4
6488
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 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 MediaPathways: What is It? | Why Scientists Study Cells
6540
Learn how curiosity about the world and our cells is key to scientific discoveries. National Institute of General Medical Sciences View MediaCell division phases in Xenopus frog cells
3442
These images show three stages of cell division in Xenopus XL177 cells, which are derived from tadpole epithelial cells. They are (from top): metaphase, anaphase and telophase. Claire Walczak, who took them while working as a postdoc in the laboratory of Timothy Mitchison 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 MediaScanning electron microscopy of collagen fibers
3735
This image shows collagen, a fibrous protein that's the main component of the extracellular matrix (ECM). Collagen is a strong, ropelike molecule that forms stretch-resistant fibers. Tom Deerinck, National Center for Microscopy and Imaging Research (NCMIR) View MediaX-ray co-crystal structure of Src kinase bound to a DNA-templated macrocycle inhibitor 5
3417
X-ray co-crystal structure of Src kinase bound to a DNA-templated macrocycle inhibitor. Markus A. Seeliger, Stony Brook University Medical School and David R. Liu, Harvard University View MediaLily mitosis 12
1018
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 MediaThree neurons and human ES cells
3290
The three neurons (red) visible in this image were derived from human embryonic stem cells. Undifferentiated stem cells are green here. Anirvan Ghosh lab, University of California, San Diego, via CIRM 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 MediaBicycling cell
1337
A humorous treatment of the concept of a cycling cell. Judith Stoffer View MediaNetwork Map
2735
This network map shows the overlap (green) between the long QT syndrome (yellow) and epilepsy (blue) protein-interaction neighborhoods located within the human interactome. Seth Berger, Mount Sinai School of Medicine View MediaIntasome
6346
Salk researchers captured the structure of a protein complex called an intasome (center) that lets viruses similar to HIV establish permanent infection in their hosts. National Resource for Automated Molecular Microscopy http://nramm.nysbc.org/nramm-images/ Source: Bridget Carragher View MediaProteins related to myotonic dystrophy
2727
Myotonic dystrophy is thought to be caused by the binding of a protein called Mbnl1 to abnormal RNA repeats. Manuel Ares, University of California, Santa Cruz 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 MediaHuman blood cells with Borrelia hermsii, a bacterium that causes relapsing fever
3586
Relapsing fever is caused by a bacterium and transmitted by certain soft-bodied ticks or body lice. The disease is seldom fatal in humans, but it can be very serious and prolonged. NIAID View MediaCarbon building blocks (with examples)
2507
The arrangement of identical molecular components can make a dramatic difference. For example, carbon atoms can be arranged into dull graphite (left) or sparkly diamonds (right). Crabtree + Company View MediaZ rings in bacterial division
2456
Lab-made liposomes contract where Z rings have gathered together and the constriction forces are greatest (arrows). Masaki Osawa, Duke University View MediaPlasma-Derived Membrane Vesicles
5887
This fiery image doesn’t come from inside a bubbling volcano. Instead, it shows animal cells caught in the act of making bubbles, or blebbing. Jeanne Stachowiak, University of Texas at Austin View MediaSnowflake yeast 3
6971
Multicellular yeast called snowflake yeast that researchers created through many generations of directed evolution from unicellular yeast. William Ratcliff, Georgia Institute of Technology. View MediaCancer Cells Glowing from Luciferin
3480
The activator cancer cell culture, right, contains a chemical that causes the cells to emit light when in the presence of immune cells. Mark Sellmyer, Stanford University School of Medicine View MediaSnowflake yeast 2
6970
Multicellular yeast called snowflake yeast that researchers created through many generations of directed evolution from unicellular yeast. William Ratcliff, Georgia Institute of Technology. View MediaO2 reacting with a flavin-dependent enzyme
3411
Department of Biological Chemistry, University of Michigan View MediaPig trypsin crystal
2403
A crystal of pig trypsin protein created for X-ray crystallography, which can reveal detailed, three-dimensional protein structures. Alex McPherson, University of California, Irvine View MediaTime-lapse video of floral pattern in a mixture of two bacterial species, Acinetobacter baylyi and Escherichia coli, grown on a semi-solid agar for 24 hours
6550
This time-lapse video shows the emergence of a flower-like pattern in a mixture of two bacterial species, motile Acinetobacter baylyi and non-motile Escherichia coli (green), that are gr L. Xiong et al, eLife 2020;9: e48885 View MediaMouse heart muscle cells
3282
This image shows neonatal mouse heart cells. These cells were grown in the lab on a chip that aligns the cells in a way that mimics what is normally seen in the body. Kara McCloskey lab, University of California, Merced, via CIRM View MediaPurkinje cells are one of the main cell types in the brain
3637
This image captures Purkinje cells (red), one of the main types of nerve cell found in the brain. Yinghua Ma and Timothy Vartanian, Cornell University, Ithaca, N.Y. View MediaSmall blood vessels in a mouse retina
3400
Blood vessels at the back of the eye (retina) are used to diagnose glaucoma and diabetic eye disease. They also display characteristic changes in people with high blood pressure. National Center for Microscopy and Imaging Research View MediaNano-rainbow
2326
These vials may look like they're filled with colored water, but they really contain nanocrystals reflecting different colors under ultraviolet light. Shuming Nie, Emory University View MediaFocal adhesions
2502
Cells walk along body surfaces via tiny "feet," called focal adhesions, that connect with the extracellular matrix. Crabtree + Company View MediaMicroscopy image of bird-and-flower DNA origami
3690
An atomic force microscopy image shows DNA folded into an intricate, computer-designed structure. Hao Yan, Arizona State University View MediatRNA splicing enzyme endonuclease in humans
2351
An NMR solution structure model of the transfer RNA splicing enzyme endonuclease in humans (subunit Sen15). This represents the first structure of a eukaryotic tRNA splicing endonuclease subunit. Center for Eukaryotic Structural Genomics, PSI 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 MediaDopaminergic neurons from ES cells
3270
Human embryonic stem cells differentiated into dopaminergic neurons, the type that degenerate in Parkinson's disease. Image courtesy of the California Institute for Regenerative Medicine. Jeannie Liu, Lab of Jan Nolta, University of California, Davis, via CIRM View MediaArtificial cilia exhibit spontaneous beating
3344
Researchers have created artificial cilia that wave like the real thing. Zvonimir Dogic View MediaTelomeres
2626
The 46 human chromosomes are shown in blue, with the telomeres appearing as white pinpoints. Hesed Padilla-Nash and Thomas Ried, the National Cancer Institute, a part of NIH 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 MediaMyotonic dystrophy type 2 genetic defect
3573
Scientists revealed a detailed image of the genetic defect that causes myotonic dystrophy type 2 and used that information to design drug candidates to counteract the disease. Matthew Disney, Scripps Research Institute and Ilyas Yildirim, Northwestern University View MediaSection 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