Click Here for More Images from iStock- 15% off with coupon 15FREEIMAGES 
A ribbons model of Human Growth Hormone, also known as Somatotropin, with a translucent surface model.
Cytochrome P450 molecule. CYP 3A4 is the most promiscuous of the human CYP enzymes. Molecular model. 3D rendering. Illustration
Glucagon-like peptide 1 (GLP1, 7-36) molecule, a potent antihyperglycemic hormone. A neuropeptide and an incretin, chemical structure. treatment of diabetes, Molecular surface, 3d render
The three-dimensional structure of proteins is represented in a variety of conformations. This image is based on the ribbon structure of a protein. It is suitable for biology notebooks and book covers.\nThis image has not been created by AI.
The crystal structure of the tumor marker protein. The 3D model of the biological macromolecule.
Endosomes - 3d rendered image of Endosomes are membrane-bound organelles. They are parts of endocytic membrane transport pathway.  Endomembrane system in cells. Bilayer Lipid Membrane. Abstract medical illustration. Microscopic view. Microbiologic research concept.
Nirmatrelvir inhibits the 3C-like protease of the SARS-CoV 2 virus. The coronavirus 3CL hydrolase enzyme, also known as the main protease, is essential for the maturation of the virus.
Abstract geometric shape
3D cartoon and Gaussian surface models. PDB 3kqg, chain id color scheme, white background.
Dengue virus cell. 3D Render
A ball and stick + ribbons model of beta-secretase - a protein that is important in forming healthy peripheral nerve cells, but is also involved in the onset of Alzheimer's disease.
Gamma secretase protein complex. Multi-subunit intramembrane protease that plays role in processing of proteins. 3D illustration.
Neurotoxin concept Neurotoxin of type A of bacterium Clostridium botulinum which causes food intoxication botulism, molecular model 3d rendering
Endosomes - 3d rendered image of Endosomes are membrane-bound organelles. They are parts of endocytic membrane transport pathway.  Endomembrane system in cells. Bilayer Lipid Membrane. Abstract medical illustration. Microscopic view. Microbiologic research concept.
Rapamycin, also known as sirolimus is a macrolide compound that has immunosuppressant functions and prevents transplant rejection through the inhibition of  the protein complex mTORC1.
DNA A-T Pair
3D cartoon and Gaussian surface models, PDB 1j7n, chain id color scheme, white background
Sphere, Molecule, Abstract, Futuristic
protein G−DNA conjugate an antibody to the intended area on the surface of bioassay chips or particles; 3d rendering
Freshness capsule
Aromatase (estrogen synthase) enzyme. Protein responsible for the key step in the synthesis of estrogens. 3D illustration. Cartoon representation.
DNA Helix - 3d rendered image. Genetic research concept. Complex spiral structure illustration. Medical, science, genetic biotechnology, gene cell, chromosome idea. DNA strands on dark background . Science nanotechnology.
Avibactam is a diazobicyclooctane inhibitor of gram-negative and gram-positive bacteria.  Avibactam (red) inhibits the bacterial enzyme beta-lactamase (blue) of Clostridioides difficile.
A ball-and-stick molecular model of the hormone Orexin, also known as Hypocretin.  Orexin is involved in the regulation of the sleep/wake cycle and it stimulates apetite, wakefulness and energy expenditure. It has been linked with Alzheimer's disease.  Isolated on white.
3D cartoon and Gaussian surface models, PDB 2e5d, white background
Molecular Model of Cyclosporine, an immunosuppressant drug widely used in organ transplantation to prevent rejection.
Cytochrome P450 molecule. CYP 3A4 is the most promiscuous of the human CYP enzymes. Molecular model. 3D rendering. Illustration
Abstract geometric shape
Glucose-6-phosphate dehydrogenase (G6PD) protein. Enzyme of the pentose phosphate pathway that generates co-enzyme NADPH. 3D illustration.
Futuristic organic structure, artificial element, abstract substance
Free Images: "bestof:PDB 2orl EBI.jpg All alpha proteins Cytochrome c Cytochrome c monodomain cytochrome c Mitochondrial cytochrome c EBI License 2orl November 16 2008 Mitochondrial"
Complex III reaction.svg
Complex IV.svg
Complex IV pl.svg
Complex III reaction-es.svg
P450cycle.svg
ETC electron transport chain.svg
Cytochromy b6f.svg
Safinamide metabolism.svg
Electron transport chain.svg
Clopidogrel activation.svg
(Z)-9-tricosene biosynthesis.svg
Rieske Fe2S2.svg
Portret van Jan van Huysum Rijksmuseum SK-A-5008.jpeg.jpg
PDB 2orl EBI.jpg
PDB 1yic EBI.jpg
PDB 1yfc EBI.jpg
PDB 1nmi EBI.jpg
PDB 2gb8 EBI.jpg
PDB 1lms EBI.jpg
PDB 1hrc EBI.jpg
PDB 1crc EBI.jpg
PDB 1u75 EBI.jpg
PDB 2pcb EBI.jpg
PDB 1m60 EBI.jpg
PDB 1fi9 EBI.jpg
PDB 1akk EBI.jpg
PDB 1i5t EBI.jpg
PDB 1lc2 EBI.jpg
PDB 2giw EBI.jpg
PDB 1lc1 EBI.jpg
PDB 1giw EBI.jpg
PDB 1fi7 EBI.jpg
PDB 1ocd EBI.jpg
PDB 2frc EBI.jpg
PDB 1ccr EBI.jpg
PDB 5cyt EBI.jpg
PDB 1lfm EBI.jpg
PDB 1i54 EBI.jpg
PDB 1i55 EBI.jpg
PDB 3cyt EBI.jpg
PDB 1cyc EBI.jpg
PDB 1j3s EBI.jpg
PDB 1ycc EBI.jpg
PDB 1ytc EBI.jpg
PDB 1s6v EBI.jpg
PDB 1cih EBI.jpg
PDB 2bcn EBI.jpg
PDB 1cie EBI.jpg
PDB 1csu EBI.jpg
PDB 1cig EBI.jpg
PDB 1csw EBI.jpg
PDB 1csx EBI.jpg
PDB 1crj EBI.jpg
PDB 1yeb EBI.jpg
PDB 1cri EBI.jpg
PDB 1csv EBI.jpg
PDB 1raq EBI.jpg
PDB 1crh EBI.jpg
PDB 1chi EBI.jpg
PDB 1cif EBI.jpg
PDB 1chj EBI.jpg
PDB 1chh EBI.jpg
PDB 1yea EBI.jpg
PDB 1crg EBI.jpg
PDB 1irw EBI.jpg
PDB 1ctz EBI.jpg
PDB 2ycc EBI.jpg
PDB 1irv EBI.jpg
PDB 1rap EBI.jpg
PDB 1cty EBI.jpg
PDB 1u74 EBI.jpg
PDB 2pcc EBI.jpg
PDB 1fhb EBI.jpg
PDB 2hv4 EBI.jpg
PDB 1wej EBI.jpg
PDB 1kyo EBI.jpg
PDB 1v54 EBI.jpg
PDB 2dyr EBI.jpg
PDB 1v55 EBI.jpg
PDB 2eij EBI.jpg
PDB 2eil EBI.jpg
PDB 2eik EBI.jpg
PDB 2dys EBI.jpg
PDB 2occ EBI.jpg
PDB 1ocr EBI.jpg
PDB 2eim EBI.jpg
PDB 1occ EBI.jpg
PDB 2ein EBI.jpg
PDB 1ocz EBI.jpg
PDB 1oco EBI.jpg
PDB 1pp9 EBI.jpg
PDB 1ntm EBI.jpg
PDB 1l0l EBI.jpg
PDB 1ntz EBI.jpg
PDB 1ntk EBI.jpg
PDB 1sqb EBI.jpg
PDB 1l0n EBI.jpg
PDB 1nu1 EBI.jpg
PDB 1be3 EBI.jpg
PDB 1bgy EBI.jpg
Terms of Use   Search of the Day