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.
Zinc finger
2426
The structure of a gene-regulating zinc finger protein bound to DNA. Jeremy M. Berg, National Institute of General Medical Sciences 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 MediaEarly life of a protein
2740
This illustration represents the early life of a protein—specifically, apomyoglobin—as it is synthesized by a ribosome and emerges from the ribosomal tunnel, which contains the newly formed protein's Silvia Cavagnero, University of Wisconsin, Madison View MediaGlowing bacteria make a pretty postcard
3492
This tropical scene, reminiscent of a postcard from Key West, is actually a petri dish containing an artistic arrangement of genetically engineered bacteria. Nathan C. Shaner, The Scintillon Institute 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 MediaAlternative splicing
2552
Arranging exons in different patterns, called alternative splicing, enables cells to make different proteins from a single gene. Crabtree + Company View MediaCell-like compartments from frog eggs 2
6585
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 MediaTwo-headed Xenopus laevis tadpole
2755
Xenopus laevis, the African clawed frog, has long been used as a research organism for studying embryonic development. Michael Klymkowsky, University of Colorado, Boulder View MediaCross 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 MediaCells frozen in time
2307
The fledgling field of X-ray microscopy lets researchers look inside whole cells rapidly frozen to capture their actions at that very moment. Here, a yeast cell buds before dividing into two. Carolyn Larabell, University of California, San Francisco, and the Lawrence Berkeley National Laboratory View MediaNucleus and rough ER
1290
The nucleus contains the DNA of eukaryotic cells. Judith Stoffer View MediaThe 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 MediaProteasome
3451
This fruit fly spermatid recycles various molecules, including malformed or damaged proteins. Sigi Benjamin-Hong, Rockefeller University View MediaStructure of Glutamate Dehydrogenase
3421
Some children are born with a mutation in a regulatory site on this enzyme that causes them to over-secrete insulin when they consume protein. Judy Coyle, Donald Danforth Plant Science Center View MediaMitosis and meiosis compared-labeled
6788
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 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 MediaGFP sperm
2683
Fruit fly sperm cells glow bright green when they express the gene for green fluorescent protein (GFP). View MediaCrystals of CCD-1 in complex with cefotaxime
6764
CCD-1 is an enzyme produced by the bacterium Clostridioides difficile that helps it resist antibiotics. Keith Hodgson, Stanford University. View MediaDolly the sheep
2690
Scientists in Scotland were the first to clone an animal, this sheep named Dolly. She later gave birth to Bonnie, the lamb next to her. View MediaBiosensors illustration
2802
A rendering of an activity biosensor image overlaid with a cell-centered frame of reference used for image analysis of signal transduction. Gaudenz Danuser, Harvard Medical School View MediaC. elegans showing internal structures
6961
An image of Caenorhabditis elegans, a tiny roundworm, showing internal structures including the intestine, pharynx, and body wall muscle. C. Michael Shribak, Marine Biological Laboratory/University of Chicago. View MediaZebrafish embryo
6897
A zebrafish embryo showing its natural colors. Zebrafish have see-through eggs and embryos, making them ideal research organisms for studying the earliest stages of development. Michael Shribak, Marine Biological Laboratory/University of Chicago. View MediaDividing yeast cells with nuclear envelopes and spindle pole bodies
6795
Time-lapse video of yeast cells undergoing cell division. Nuclear envelopes are shown in green, and spindle pole bodies, which help pull apart copied genetic information, are shown in magenta. Alaina Willet, Kathy Gould’s lab, Vanderbilt University. View MediaMitochondria from rat heart muscle cell
3661
These mitochondria (red) are from the heart muscle cell of a rat. Mitochondria have an inner membrane that folds in many places (and that appears here as striations). National Center for Microscopy and Imaging Research View MediaX-ray co-crystal structure of Src kinase bound to a DNA-templated macrocycle inhibitor 4
3416
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 MediaNMR spectrometer
2371
This photo shows a Varian Unity Inova 900 MHz, 21.1 T standard bore magnet Nuclear Magnetic Resonnance (NMR) spectrometer. Center for Eukaryotic Structural Genomics View MediaFungal lipase (1)
2395
Crystals of fungal lipase protein created for X-ray crystallography, which can reveal detailed, three-dimensional protein structures. Alex McPherson, University of California, Irvine View MediaOlfactory system
1291
Sensory organs have cells equipped for detecting signals from the environment, such as odors. Judith Stoffer View MediaPanorama 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 MediaNerve and glial cells in fruit fly embryo
1091
Glial cells (stained green) in a fruit fly developing embryo have survived thanks to a signaling pathway initiated by neighboring nerve cells (stained red). Hermann Steller, Rockefeller University View MediaCryo-electron microscopy revealing the "wasabi receptor"
3747
The TRPA1 protein is responsible for the burn you feel when you taste a bite of sushi topped with wasabi. Jean-Paul Armache, UCSF View MediaBubonic 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 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. Crabtree + Company View MediaCell-like compartments from frog eggs 3
6586
Cell-like compartments that spontaneously emerged from scrambled frog eggs. Endoplasmic reticulum (red) and microtubules (green) are visible. Image created using epifluorescence microscopy. Xianrui Cheng, Stanford University School of Medicine. View MediaCells use bubble-like structures called vesicles to transport cargo
3634
Cells use bubble-like structures called vesicles (yellow) to import, transport, and export cargo and in cellular communication. A single cell may be filled with thousands of moving vesicles.Tatyana Svitkina, University of Pennsylvania View Media
Microtubule dynamics in real time
2784
Cytoplasmic linker protein (CLIP)-170 is a microtubule plus-end-tracking protein that regulates microtubule dynamics and links microtubule ends to different intracellular structures. Gary Borisy, Marine Biology Laboratory View MediaZebrafish larva
5881
You are face to face with a 6-day-old zebrafish larva. What look like eyes will become nostrils, and the bulges on either side will become eyes. Oscar Ruiz and George Eisenhoffer, University of Texas MD Anderson Cancer Center, Houston View MediaSticky stem cells
3457
Like a group of barnacles hanging onto a rock, these human cells hang onto a matrix coated glass slide. Ankur Singh and Andrés García, Georgia Institute of Technology View Media