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.
RNA molecule,Epigenetics concept.
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.
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.
The crystal structure of the tumor marker protein. The 3D model of the biological macromolecule.
Ovarian Cancer Cell
3D cartoon and Gaussian surface models. chain id color scheme, PDB 5zjd, white background.
Candida Auris Cells.  3D Render
3D CG rendered image of scientifically accurate Enterobacteria Bacteriophage phiX174 Capsid Structure based on PDB : 1CD3 (capsomere)
Different germs in the human intestines called microbiome,Bacteria Lactobacillus in human intestine,Beneficial healthy intestinal bacterium microflora,Gut bacteria
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.
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.
Cytochrome P450 molecule. CYP 3A4 is the most promiscuous of the human CYP enzymes. Molecular model. 3D rendering. Illustration
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, chain id color scheme, PDB 7t3a, white background
Molecular Model of Infliximab, or Remicade, a monoclonal antibody against tumour necrosis factor alpha (TNF-α), which is used to treat autoimmune diseases
Glucose-6-phosphate dehydrogenase (G6PD) protein. Enzyme of the pentose phosphate pathway that generates co-enzyme NADPH. 3D illustration.
Bacteria Streptococcus thermophilus,Group A Streptococcus,Erythrogenic toxin
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. Hologram view. SEM.
Main mutation site of the coronavirus variant B.1.531 emerged in South Africa. The spike protein (red) is bound to the angiotensin converting enzyme 2 (blue). The mutation is at the amino acid position 484 (yellow). Source: PDB entry 6cs2.
Organic objects form a triangle. Artificial space incorporating organic materials.\nThis work was policy within one month. It is also an original work for this brief and cannot be used elsewhere.
3D cartoon and Gaussian surface models, PDB 6gu2, white background
Birth of Life, Evolution and Circulating Cells
Free Images: "bestof:PDB 1tla EBI.jpg Alpha and beta proteins a+b Lysozyme-like Lysozyme-like Phage lysozyme Phage T4 lysozyme EBI License 1tla 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 1tla EBI.jpg
PDB 1cv0 EBI.jpg
PDB 1qug EBI.jpg
PDB 1l99 EBI.jpg
PDB 1d3f EBI.jpg
PDB 1pqj EBI.jpg
PDB 1dyg EBI.jpg
PDB 190l EBI.jpg
PDB 1c63 EBI.jpg
PDB 214l EBI.jpg
PDB 2b72 EBI.jpg
PDB 1dyc EBI.jpg
PDB 197l EBI.jpg
PDB 152l EBI.jpg
PDB 1jtm EBI.jpg
PDB 1d3m EBI.jpg
PDB 1lyd EBI.jpg
PDB 1ssw EBI.jpg
PDB 1l82 EBI.jpg
PDB 1c6b EBI.jpg
PDB 2b70 EBI.jpg
PDB 1cu0 EBI.jpg
PDB 175l EBI.jpg
PDB 1owy EBI.jpg
PDB 218l EBI.jpg
PDB 1ovh EBI.jpg
PDB 1c67 EBI.jpg
PDB 262l EBI.jpg
PDB 1ovj EBI.jpg
PDB 216l EBI.jpg
PDB 1ovk EBI.jpg
PDB 1ov5 EBI.jpg
PDB 1lwk EBI.jpg
PDB 231l EBI.jpg
PDB 1p5c EBI.jpg
PDB 149l EBI.jpg
PDB 178l EBI.jpg
PDB 1qtc EBI.jpg
PDB 1qtd EBI.jpg
PDB 168l EBI.jpg
PDB 1cup EBI.jpg
PDB 1sx7 EBI.jpg
PDB 1swy EBI.jpg
PDB 1sx2 EBI.jpg
PDB 2igc EBI.jpg
PDB 2ntg EBI.jpg
PDB 2f2q EBI.jpg
PDB 1pqm EBI.jpg
PDB 1lw9 EBI.jpg
PDB 1xep EBI.jpg
PDB 2ou9 EBI.jpg
PDB 217l EBI.jpg
PDB 119l EBI.jpg
PDB 1l62 EBI.jpg
PDB 1zur EBI.jpg
PDB 1l92 EBI.jpg
PDB 1l83 EBI.jpg
PDB 221l EBI.jpg
PDB 1l66 EBI.jpg
PDB 1l19 EBI.jpg
PDB 1l23 EBI.jpg
PDB 1lyh EBI.jpg
PDB 1l45 EBI.jpg
PDB 128l EBI.jpg
PDB 161l EBI.jpg
PDB 1l65 EBI.jpg
PDB 4lzm EBI.jpg
PDB 1g07 EBI.jpg
PDB 1l36 EBI.jpg
PDB 1g0m EBI.jpg
PDB 130l EBI.jpg
PDB 1l58 EBI.jpg
PDB 1p36 EBI.jpg
PDB 1l47 EBI.jpg
PDB 139l EBI.jpg
PDB 1l59 EBI.jpg
PDB 118l EBI.jpg
PDB 1l94 EBI.jpg
PDB 108l EBI.jpg
PDB 122l EBI.jpg
PDB 163l EBI.jpg
PDB 1l90 EBI.jpg
PDB 3lzm EBI.jpg
PDB 1l46 EBI.jpg
PDB 1l52 EBI.jpg
PDB 1l33 EBI.jpg
PDB 1l74 EBI.jpg
PDB 1l18 EBI.jpg
PDB 1l24 EBI.jpg
PDB 243l EBI.jpg
PDB 241l EBI.jpg
PDB 240l EBI.jpg
PDB 1l60 EBI.jpg
PDB 1l17 EBI.jpg
PDB 1p64 EBI.jpg
Terms of Use   Search of the Day