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.

Fruit fly egg ooplasmic streaming

6809

Two fruit fly (Drosophila melanogaster) egg cells, one on each side of the central black line. Vladimir I. Gelfand, Feinberg School of Medicine, Northwestern University. View Media

Rhodopsin bound to visual arrestin

6768

Rhodopsin is a pigment in the rod cells of the retina (back of the eye). It is extremely light-sensitive, supporting vision in low-light conditions. Protein Data Bank. 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

Superconducting magnet

1120

Superconducting magnet for NMR research, from the February 2003 profile of Dorothee Kern in Findings. Mike Lovett View Media

Developing Arabidopsis flower buds

3743

Flower development is a carefully orchestrated, genetically programmed process that ensures that the male (stamen) and female (pistil) organs form in the right place and at the right time in the flowe Nathanaël Prunet, Caltech View Media

Natcher Building 10

1090

NIGMS staff are located in the Natcher Building on the NIH campus. Alisa Machalek, National Institute of General Medical Sciences 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

Neuron 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 Media

Bovine milk alpha-lactalbumin (2)

2404

Crystals of bovine milk alpha-lactalbumin protein created for X-ray crystallography, which can reveal detailed, three-dimensional protein structures. Alex McPherson, University of California, Irvine View Media

Cells lining the blood vessel walls

3633

The structure of the endothelium, the thin layer of cells that line our arteries and veins, is visible here. Christopher V. Carman and Roberta Martinelli, Harvard Medical School. View Media

Capillary protein crystallization robot

2357

This ACAPELLA robot for capillary protein crystallization grows protein crystals, freezes them, and centers them without manual intervention. Structural Genomics of Pathogenic Protozoa Consortium View Media

Fluorescent E. coli bacteria

3268

Bioengineers were able to coax bacteria to blink in unison on microfluidic chips. They called each blinking bacterial colony a biopixel. Thousands of fluorescent E. Jeff Hasty Lab, UC San Diego View Media

Calcium uptake during ATP production in mitochondria

3449

Living primary mouse embryonic fibroblasts. Mitochondria (green) stained with the mitochondrial membrane potential indicator, rhodamine 123. Nuclei (blue) are stained with DAPI. Lili Guo, Perelman School of Medicine, University of Pennsylvania View Media

A molecular interaction network in yeast 2

3732

The image visualizes a part of the yeast molecular interaction network. Keiichiro Ono, UCSD View Media

Golgi

1275

The Golgi complex, also called the Golgi apparatus or, simply, the Golgi. Judith Stoffer View Media

Microfluidic chip

3265

Microfluidic chips have many uses in biology labs. Jeff Hasty Lab, UC San Diego View Media

DNA replication illustration

2543

During DNA replication, each strand of the original molecule acts as a template for the synthesis of a new, complementary DNA strand. Crabtree + Company View Media

RNA Polymerase II

2484

NIGMS-funded researchers led by Roger Kornberg solved the structure of RNA polymerase II. David Bushnell, Ken Westover and Roger Kornberg, Stanford University View Media

Colony of human ES cells

3269

A colony of human embryonic stem cells (light blue) grows on fibroblasts (dark blue). California Institute for Regenerative Medicine View Media

Influenza virus attaches to host membrane (with labels)

2505

Influenza A infects a host cell when hemagglutinin grips onto glycans on its surface. Crabtree + Company View Media

Building 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 Media

Correlative imaging by annotation with single molecules (CIASM) process

6568

These images illustrate a technique combining cryo-electron tomography and super-resolution fluorescence microscopy called correlative imaging by annotation with single molecules (CIASM). Peter Dahlberg, Stanford University. View Media

X-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 Media

Fruit fly ovary

6522

In this image of a stained fruit fly ovary, the ovary is packed with immature eggs (with DNA stained blue). The cytoskeleton (in pink) is a collection of fibers that gives a cell shape and support. Crystal D. Rogers, Ph.D., University of California, Davis, School of Veterinary Medicine; and Mariano A. Loza-Coll, Ph.D., California State University, Northridge. View Media

Induced 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 Media

Precisely Delivering Chemical Cargo to Cells

3779

Moving protein or other molecules to specific cells to treat or examine them has been a major biological challenge. Nature Nanotechnology View Media

H1N1 Influenza Virus

6355

CellPack image of the H1N1 influenza virus, with hemagglutinin and neuraminidase glycoproteins in green and red, respectively, on the outer envelope (white); matrix protein in gray, and ribonucleoprot Dr. Rommie Amaro, University of California, San Diego View Media

Chromium X-ray source

2361

In the determination of protein structures by X-ray crystallography, this unique soft (l = 2.29Å) X-ray source is used to collect anomalous scattering data from protein crystals containing light atoms The Southeast Collaboratory for Structural Genomics View Media

Fly cells live

2315

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

Repairing DNA

2330

Like a watch wrapped around a wrist, a special enzyme encircles the double helix to repair a broken strand of DNA. Tom Ellenberger, Washington University School of Medicine View Media

Human 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 Media

Induced stem cells from adult skin 04

2606

The human skin cells pictured contain genetic modifications that make them pluripotent, essentially equivalent to embryonic stem cells. James Thomson, University of Wisconsin-Madison View Media

Mouse heart muscle cells 02

3283

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 Media

Zebrafish pigment cell

5754

Pigment cells are cells that give skin its color. David Parichy, University of Washington View Media

Fluorescent microscopy of kidney tissue--close-up

3725

This photograph of kidney tissue, taken using fluorescent light microscopy, shows a close-up view of part of image 3723. Tom Deerinck , National Center for Microscopy and Imaging Research View Media

Arabidopsis leaf injected with a pathogen

2780

This is a magnified view of an Arabidopsis thaliana leaf eight days after being infected with the pathogen Hyaloperonospora arabidopsidis, which is closely related to crop pathogens that Jeff Dangl, University of North Carolina, Chapel Hill View Media

Clathrin-mediated endocytosis

5753

Endocytosis is the process by which cells are able to take up membrane and extracellular materials through the formation of a small intracellular bubble, called a vesicle. Janet Iwasa, University of Utah View Media

Dividing cell

6965

As this cell was undergoing cell division, it was imaged with two microscopy techniques: differential interference contrast (DIC) and confocal. The DIC view appears in blue and shows the entire cell. Dylan T. Burnette, Vanderbilt University School of Medicine. View Media

G switch (with labels and stages)

2538

The G switch allows our bodies to respond rapidly to hormones. G proteins act like relay batons to pass messages from circulating hormones into cells. Crabtree + Company View Media

Wreath-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 Media

Lily mitosis 07

1017

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

Z 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 Media

Crane fly spermatocyte undergoing meiosis

6898

A crane fly spermatocyte during metaphase of meiosis-I, a step in the production of sperm. Michael Shribak, Marine Biological Laboratory/University of Chicago. View Media

Transcription factor Sox17 controls embryonic development of certain internal organs

3440

During embryonic development, transcription factors (proteins that regulate gene expression) govern the differentiation of cells into separate tissues and organs. James M. Wells, Cincinnati Children's Hospital Medical Center View Media

Human embryonic stem cells on feeder cells

3274

This fluorescent microscope image shows human embryonic stem cells whose nuclei are stained green. Blue staining shows the surrounding supportive feeder cells. Michael Longaker lab, Stanford University School of Medicine, via CIRM View Media

Zika 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 Media

Early 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 Media

More Images...

View All Images