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.

Cytochrome 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 Media

Fruit fly brain responds to adipokines

6985

Drosophila adult brain showing that an adipokine (fat hormone) generates a response from neurons (aqua) and regulates insulin-producing neurons (red).
Akhila Rajan, Fred Hutchinson Cancer Center View Media

Cascade reaction promoted by water

2490

This illustration of an epoxide-opening cascade promoted by water emulates the proposed biosynthesis of some of the Red Tide toxins. Tim Jamison, Massachusetts Institute of Technology View Media

Cryo-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 Media

Bond types (with labels)

2520

Ionic and covalent bonds hold molecules, like sodium chloride and chlorine gas, together. Hydrogen bonds among molecules, notably involving water, also play an important role in biology. Crabtree + Company View Media

X-ray co-crystal structure of Src kinase bound to a DNA-templated macrocycle inhibitor 3

3415

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

Genetically identical mycobacteria respond differently to antibiotic 2

5752

Antibiotic resistance in microbes is a serious health concern. So researchers have turned their attention to how bacteria undo the action of some antibiotics. Bree Aldridge, Tufts University View Media

Bioluminescent imaging in adult zebrafish - lateral and overhead view

3556

Luciferase-based imaging enables visualization and quantification of internal organs and transplanted cells in live adult zebrafish. Kenneth Poss, Duke University View Media

Glycan arrays

1265

The signal is obtained by allowing proteins in human serum to interact with glycan (polysaccharide) arrays. The arrays are shown in replicate so the pattern is clear. Ola Blixt, Scripps Research Institute View Media

Anti-tumor drug ecteinascidin 743 (ET-743) with hydrogens 01

2790

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

A Bacillus subtilis biofilm grown in a Petri dish

3718

Bacterial biofilms are tightly knit communities of bacterial cells growing on, for example, solid surfaces, such as in water pipes or on teeth. Gürol Süel, UCSD View Media

Human opioid receptor structure superimposed on poppy

3314

Opioid receptors on the surfaces of brain cells are involved in pleasure, pain, addiction, depression, psychosis, and other conditions. Raymond Stevens, The Scripps Research Institute View Media

Plasma 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 Media

Dose response curves

2533

Dose-response curves determine how much of a drug (X-axis) causes a particular effect, or a side effect, in the body (Y-axis). Featured in Medicines By Design. Crabtree + Company View Media

Genetically identical mycobacteria respond differently to antibiotic 1

5751

Antibiotic resistance in microbes is a serious health concern. So researchers have turned their attention to how bacteria undo the action of some antibiotics. Bree Aldridge, Tufts University View Media

See how immune cell acid destroys bacterial proteins

6602

This animation shows the effect of exposure to hypochlorous acid, which is found in certain types of immune cells, on bacterial proteins. American Chemistry Council View Media

Aspirin (with labels)

2530

Acetylsalicylate (bottom) is the aspirin of today. Crabtree + Company View Media

Himastatin

6848

A model of the molecule himastatin, which was first isolated from the bacterium Streptomyces himastatinicus. Himastatin shows antibiotic activity. Mohammad Movassaghi, Massachusetts Institute of Technology. View Media

Molecular view of glutamatergic synapse

6992

This illustration highlights spherical pre-synaptic vesicles that carry the neurotransmitter glutamate. Amy Wu and Christine Zardecki, RCSB Protein Data Bank. View Media

A drug's life in the body (with labels)

2528

A drug's life in the body. Medicines taken by mouth (oral) pass through the liver before they are absorbed into the bloodstream. Crabtree + Company View Media

Kinesin moves cellular cargo

3491

A protein called kinesin (blue) is in charge of moving cargo around inside cells and helping them divide. Charles Sindelar, Yale University View Media

Aspirin

2529

Acetylsalicylate (bottom) is the aspirin of today. Crabtree + Company View Media

X-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 Media

Carbon building blocks

2506

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 Media

White Poppy (cropped)

3423

A cropped image of a white poppy. View poppy uncropped here 3424. Judy Coyle, Donald Danforth Plant Science Center View Media

Bioluminescent imaging in adult zebrafish 04

3559

Luciferase-based imaging enables visualization and quantification of internal organs and transplanted cells in live adult zebrafish. View Media

Serratezomine A

2687

A 3-D model of the alkaloid serratezomine A shows the molecule's complex ring structure. View Media

Plasma membrane

2523

The plasma membrane is a cell's protective barrier. See image 2524 for a labeled version of this illustration. Featured in The Chemistry of Health. Crabtree + Company View Media

X-ray co-crystal structure of Src kinase bound to a DNA-templated macrocycle inhibitor 7

3419

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

Atomic 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 Media

Anti-tumor drug ecteinascidin 743 (ET-743) with hydrogens 03

2792

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

Circadian rhythms and the SCN

6613

Circadian rhythms are physical, mental, and behavioral changes that follow a 24-hour cycle. NIGMS View Media

Drugs enter skin

2531

Drugs enter different layers of skin via intramuscular, subcutaneous, or transdermal delivery methods. See image 2532 for a labeled version of this illustration. Crabtree + Company View Media

Kinases

2534

Kinases are enzymes that add phosphate groups (red-yellow structures) to proteins (green), assigning the proteins a code. Crabtree + Company View Media

Shiga toxin being sorted inside a cell

3488

Shiga toxin (green) is sorted from the endosome into membrane tubules (red), which then pinch off and move to the Golgi apparatus. Somshuvra Mukhopadhyay, The University of Texas at Austin, and Adam D. Linstedt, Carnegie Mellon University View Media

CCP enzyme

6762

The enzyme CCP is found in the mitochondria of baker’s yeast. Scientists study the chemical reactions that CCP triggers, which involve a water molecule, iron, and oxygen. Protein Data Bank. View Media

X-ray co-crystal structure of Src kinase bound to a DNA-templated macrocycle inhibitor 6

3418

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

Enzyme reaction

6604

Enzymes speed up chemical reactions by reducing the amount of energy needed for the reactions. NIGMS View Media

Bioluminescent imaging in adult zebrafish - lateral view

3558

Luciferase-based imaging enables visualization and quantification of internal organs and transplanted cells in live adult zebrafish. Kenneth Poss, Duke University View Media

Carbon 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 Media

Brain waves of a patient anesthetized with propofol

6779

A representation of a patient’s brain waves after receiving the anesthetic propofol. Emery N. Brown, M.D., Ph.D., Massachusetts General Hospital/Harvard Medical School, Picower Institute for Learning and Memory, and Massachusetts Institute of Technology. View Media

Quorum-sensing inhibitor limits bacterial growth

3728

To simulate the consequences of disrupting bacterial cell-to-cell communication, called quorum sensing, in the crypts (small chambers within the colon), the researchers experimented with an inhibitor Minyoung Kevin Kim and Bonnie Bassler, Princeton University View Media

Prion protein fibrils 1

3460

Recombinant proteins such as the prion protein shown here are often used to model how proteins misfold and sometimes polymerize in neurodegenerative disorders. This prion protein was expressed in E. Ken Pekoc (public affairs officer) and Julie Marquardt, NIAID/ Rocky Mountain Laboratories View Media

Ribbon diagram of a cefotaxime-CCD-1 complex

6766

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

Yeast cells responding to a glucose shortage

6772

These yeast cells were exposed to a glucose (sugar) shortage. Mike Henne, University of Texas Southwestern Medical Center. View Media

Anti-tumor drug ecteinascidin 743 (ET-743), structure without hydrogens 02

2795

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

Nucleolus subcompartments spontaneously self-assemble 1

3789

The nucleolus is a small but very important protein complex located in the cell's nucleus. Nilesh Vaidya, Princeton University View Media

Anti-tumor drug ecteinascidin 743 (ET-743), structure without hydrogens 04

2797

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

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

Active Site of E. coli response regulator PhoB

3412

Active site of E. coli response regulator PhoB. Ann Stock, Rutgers University View Media