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.
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.
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.
Recombinant human insulin. 3d cartoon model based on protein data bank
Aromatase (estrogen synthase) enzyme. Protein responsible for the key step in the synthesis of estrogens. 3D illustration. Cartoon representation.
RNA molecule,Epigenetics concept.
3D cartoon and Gaussian surface models. chain id color scheme, PDB 5zjd, white background.
Ovarian Cancer Cell
The crystal structure of the tumor marker protein. The 3D model of the biological macromolecule.
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.
3D CG rendered image of scientifically accurate Enterobacteria Bacteriophage phiX174 Capsid Structure based on PDB : 1CD3 (capsomere)
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.
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.
Bacteria Streptococcus thermophilus,Group A Streptococcus,Erythrogenic toxin
3D cartoon and Gaussian surface models, PDB 2zva, white background
Freshness capsule
Cytochrome P450 molecule. CYP 3A4 is the most promiscuous of the human CYP enzymes. Molecular model. 3D rendering. Illustration
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.
Abs Virus - 3d rendered image like colorized scanning electron micrograph. Scene showing virus (yellow)  emerging from infected cell.\nConcept of coronavirus that’s causing a global pandemic. Covid-19, Sars-cov-2 alpha, betta, gamma, delta, lambda variant, 2019-nCoV, Coronavirus.\nSEM, TEM, hologram view.
Glucose-6-phosphate dehydrogenase (G6PD) protein. Enzyme of the pentose phosphate pathway that generates co-enzyme NADPH. 3D illustration.
Chromosome structure with telomeres at the ends.
3D cartoon and Gaussian surface models, PDB 6gu2, white background
Candida Auris Cells.  3D Render
Calreticulin, a protein which binds to misfolded proteins and prevents them from being exported from the endoplasmic reticulum to the Golgi apparatus. 3d rendering.
X chromosome with degrading or aging telomeres isolated on white background
Free Images: "bestof:PDB 1p36 EBI.jpg Alpha and beta proteins a+b Lysozyme-like Lysozyme-like Phage lysozyme Phage T4 lysozyme EBI License 1p36 November 16 2008 Phage T4 lysozyme"
Mecanism of action for Lysozyme.svg
2ph1 pdb gallery nucleotide binding-protein-2 (MinD homolog).svg
Equilateral pentagon.SVG
Portret van Jan van Huysum Rijksmuseum SK-A-5008.jpeg.jpg
Japan Electricity Production 1980-2014.svg
PDB 1p36 EBI.jpg
PDB 1l47 EBI.jpg
PDB 118l EBI.jpg
PDB 122l EBI.jpg
PDB 3lzm EBI.jpg
PDB 1l33 EBI.jpg
PDB 1l24 EBI.jpg
PDB 240l EBI.jpg
PDB 1p64 EBI.jpg
PDB 138l EBI.jpg
PDB 125l EBI.jpg
PDB 1l91 EBI.jpg
PDB 1l93 EBI.jpg
PDB 1l63 EBI.jpg
PDB 112l EBI.jpg
PDB 1qsb EBI.jpg
PDB 211l EBI.jpg
PDB 165l EBI.jpg
PDB 181l EBI.jpg
PDB 1lyg EBI.jpg
PDB 1l41 EBI.jpg
PDB 1kni EBI.jpg
PDB 1l44 EBI.jpg
PDB 1p6y EBI.jpg
PDB 1t8g EBI.jpg
PDB 1lyf EBI.jpg
PDB 157l EBI.jpg
PDB 1l12 EBI.jpg
PDB 1l14 EBI.jpg
PDB 1l49 EBI.jpg
PDB 1g0q EBI.jpg
PDB 1l28 EBI.jpg
PDB 186l EBI.jpg
PDB 242l EBI.jpg
PDB 1kw5 EBI.jpg
PDB 1qt3 EBI.jpg
PDB 232l EBI.jpg
PDB 1l05 EBI.jpg
PDB 229l EBI.jpg
PDB 1l26 EBI.jpg
PDB 155l EBI.jpg
PDB 1c6h EBI.jpg
PDB 158l EBI.jpg
PDB 173l EBI.jpg
PDB 250l EBI.jpg
PDB 1pqo EBI.jpg
PDB 2nth EBI.jpg
PDB 1cu2 EBI.jpg
PDB 1qt7 EBI.jpg
PDB 220l EBI.jpg
PDB 1l39 EBI.jpg
PDB 1l98 EBI.jpg
PDB 1l50 EBI.jpg
PDB 256l EBI.jpg
PDB 6lzm EBI.jpg
PDB 1g0g EBI.jpg
PDB 1p2r EBI.jpg
PDB 1l56 EBI.jpg
PDB 1g1w EBI.jpg
PDB 1c6l EBI.jpg
PDB 258l EBI.jpg
PDB 1l88 EBI.jpg
PDB 1l08 EBI.jpg
PDB 1kw7 EBI.jpg
PDB 226l EBI.jpg
PDB 1i6s EBI.jpg
PDB 1l51 EBI.jpg
PDB 1l75 EBI.jpg
PDB 236l EBI.jpg
PDB 2lzm EBI.jpg
PDB 1p56 EBI.jpg
PDB 1l84 EBI.jpg
PDB 1l00 EBI.jpg
PDB 223l EBI.jpg
PDB 1epy EBI.jpg
PDB 234l EBI.jpg
PDB 260l EBI.jpg
PDB 191l EBI.jpg
PDB 1l55 EBI.jpg
PDB 1l76 EBI.jpg
PDB 2oea EBI.jpg
PDB 180l EBI.jpg
PDB 1quh EBI.jpg
PDB 1c60 EBI.jpg
PDB 145l EBI.jpg
PDB 2b75 EBI.jpg
PDB 1d3j EBI.jpg
PDB 1c6c EBI.jpg
PDB 143l EBI.jpg
PDB 141l EBI.jpg
PDB 2b6t EBI.jpg
PDB 1cx6 EBI.jpg
PDB 200l EBI.jpg
PDB 1l96 EBI.jpg
PDB 1qtz EBI.jpg
Terms of Use   Search of the Day