Click Here for More Images from iStock- 15% off with coupon 15FREEIMAGES 
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.
3D cartoon and Gaussian surface models, PDB 6vg8, white background
Ring formation of thumbs ups like logos scattered into groups, symbolizing varied demographic positive opinions, crystal glass renders.
Cytochrome P450 molecule. CYP 3A4 is the most promiscuous of the human CYP enzymes. Molecular model. 3D rendering. Illustration
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.
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.
Aromatase (estrogen synthase) enzyme. Protein responsible for the key step in the synthesis of estrogens. 3D illustration. Cartoon representation.
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.
The crystal structure of the tumor marker protein. The 3D model of the biological macromolecule.
X chromosome with degrading or aging telomeres isolated on white background
A carboxypeptidase is a protease enzyme that hydrolyzes a peptide bond at the carboxy-terminal end of a protein or peptide. 3D cartoon model, secondary structure color scheme, PDB 2v77, white background.
Abstract organic 3d shape,  information moving in virtual space
A molecular model of Human Insulin. Isolated on black.
Avibactam is a diazobicyclooctane inhibitor of gram-negative and gram-positive bacteria.  Avibactam (red) inhibits the bacterial enzyme beta-lactamase (blue) of Clostridioides difficile.
Recombinant human insulin. 3d cartoon model based on protein data bank
Phospholipid bilayer membrane structures that make up living cells and their contents. This is an image of membrane proteins in the membrane.\nThis image, which looks like a plastic model, evokes biology and biochemistry. It can be used as a cover for magazines, textbooks and presentation materials.\nThis image was not created by AI.
Brain-derived neurotrophic factor (3d), also known as BDNF, a protein that supports the survival of existing neurons, and encourages the growth and differentiation of new neurons and synapses.
Immunoglobulin G (IgG) - 3d rendered image. Microbiology illustration  the structure of an antibody. The Y-shaped structure. IgG is the most common type of antibody.
3D cartoon and Gaussian surface models. PDB 2aai, white background.
Freshness capsule
Glucose-6-phosphate dehydrogenase (G6PD) protein. Enzyme of the pentose phosphate pathway that generates co-enzyme NADPH. 3D illustration.
DNA A-T Pair
Cytochrome P450 molecule. CYP 3A4 is the most promiscuous of the human CYP enzymes. Molecular model. 3D rendering. Illustration
I will enable advances in genetic modification technology to treat intractable diseases.
PETase (left) degrades  polyethylene terephtalate (PET) into monohydroxyethyl terephthalate (MHET) and MHETase degrades MHET ethylene glycol (EG) and terephthalic acid (TPA). The substrates in the binding sites are depicted in red.
Immunoglobulin G (IgG) - 3d rendered image. Microbiology illustration  the structure of an antibody. The Y-shaped structure. IgG is the most common type of antibody. Hologram view. SEM.
3D cartoon model, secondary structure color scheme, PDB 4krf, white background
Intestinal microbiome,Probiotics health benefits,Gut bacteria,lactococcus, propionibacterium, bifidobacterium.
3D model of a protein molecule. The spatial oriented structure of the macromolecule.
Ovarian Cancer Cell
Free Images: "bestof:PDB 1chk EBI.jpg Alpha and beta proteins a+b Lysozyme-like Lysozyme-like Chitosanase Endochitosanase EBI License 1chk November 16 2008 Endochitosanase Files"
2ph1 pdb gallery nucleotide binding-protein-2 (MinD homolog).svg
Equilateral pentagon.SVG
San francisco districts.svg
Map-Namibia.svg
Portret van Jan van Huysum Rijksmuseum SK-A-5008.jpeg.jpg
Conjugate gradient illustration.svg
Lincoln Park-Old Town map.svg
Map-USA-Hawaii.svg
Logan map.svg
Japan Electricity Production 1980-2014.svg
Uptown map.svg
Mag Mile map.svg
Rogers Park map.svg
Southwest Side map.svg
Coat of arms of Cape Verde.svg
Loop map.svg
Croatia_film_clapperboard.svg
Flag_of_Croatia_with_border.svg
Near north map.svg
Near West Side map.svg
PDB 1chk EBI.jpg
PDB 1qgi EBI.jpg
PDB 1cns EBI.jpg
PDB 2baa EBI.jpg
PDB 1dxj EBI.jpg
PDB 3lzt EBI.jpg
PDB 4lzt EBI.jpg
PDB 193l EBI.jpg
PDB 194l EBI.jpg
PDB 1lzb EBI.jpg
PDB 1lza EBI.jpg
PDB 1hel EBI.jpg
PDB 1h6m EBI.jpg
PDB 1rfp EBI.jpg
PDB 1lzc EBI.jpg
PDB 2lzt EBI.jpg
PDB 1lys EBI.jpg
PDB 1lsc EBI.jpg
PDB 1lse EBI.jpg
PDB 1lma EBI.jpg
PDB 1lsd EBI.jpg
PDB 1lsb EBI.jpg
PDB 1lsf EBI.jpg
PDB 1lsa EBI.jpg
PDB 132l EBI.jpg
PDB 5lym EBI.jpg
PDB 1rcm EBI.jpg
PDB 3lym EBI.jpg
PDB 6lyt EBI.jpg
PDB 2lym EBI.jpg
PDB 1hew EBI.jpg
PDB 1uco EBI.jpg
PDB 4lyt EBI.jpg
PDB 5lyt EBI.jpg
PDB 4lym EBI.jpg
PDB 3lyt EBI.jpg
PDB 2lyz EBI.jpg
PDB 6lyz EBI.jpg
PDB 3lyz EBI.jpg
PDB 1lzt EBI.jpg
PDB 4lyz EBI.jpg
PDB 5lyz EBI.jpg
PDB 1iee EBI.jpg
PDB 1lks EBI.jpg
PDB 1v7s EBI.jpg
PDB 1v7t EBI.jpg
PDB 2d4j EBI.jpg
PDB 2d4k EBI.jpg
PDB 1wtn EBI.jpg
PDB 2d4i EBI.jpg
PDB 1qio EBI.jpg
PDB 2d6b EBI.jpg
PDB 1wtm EBI.jpg
PDB 2blx EBI.jpg
PDB 2bly EBI.jpg
PDB 2bpu EBI.jpg
PDB 2cgi EBI.jpg
PDB 2fbb EBI.jpg
PDB 2htx EBI.jpg
PDB 1rjc EBI.jpg
PDB 1lkr EBI.jpg
PDB 2f2n EBI.jpg
PDB 1vdq EBI.jpg
PDB 1vau EBI.jpg
PDB 2c8p EBI.jpg
PDB 1hf4 EBI.jpg
PDB 2c8o EBI.jpg
PDB 2hu1 EBI.jpg
PDB 1aki EBI.jpg
PDB 1ir8 EBI.jpg
PDB 1dpw EBI.jpg
PDB 1vds EBI.jpg
PDB 1t3p EBI.jpg
PDB 1yil EBI.jpg
PDB 1zvh EBI.jpg
PDB 2f4g EBI.jpg
PDB 1lz8 EBI.jpg
PDB 2b5z EBI.jpg
PDB 2a7d EBI.jpg
PDB 1dpx EBI.jpg
Terms of Use   Search of the Day