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A ribbons model of Human Growth Hormone, also known as Somatotropin, with a translucent surface model.
3D cartoon and Gaussian surface models. PDB 2aai, white background.
The prostate-specific antigen (PSA), also known as gamma-seminoprotein or kallikrein-3 (KLK3). The active site is the big cavity on the lower right side of the molecule
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.
New variant of coronavirus, mutation in the virus's spike protein
DNA A-T Pair
Cytochrome P450 molecule. CYP 3A4 is the most promiscuous of the human CYP enzymes. Molecular model. 3D rendering. Illustration
Multiple layers yellow object  with glowing particles, CGI.
3d rendering of ubiquitin is attached to target proteins by a process called ubiquitination
3D generated image
Structure of novel coronavirus spike receptor-binding domain (pink) complexed with its receptor ACE2 (blue), surface modeel, white background
Data in cage, Big data, cloud computing, blockchain and artificial intelligence concept. 3d render.
A ball and stick model of Human Insulin. Isolated on black.
The Raf/MEK/ERK (MAPK) propagates growth signals in the cell. Misregulation can lead to cancer.\nThe red dots on the active EGFR are phosphorylated tyrosines. PDB entries: 1egf, 1nql, 1m17, 2jwa, 3njp, 2gs6, 1gri, 1xd2, 3ksy, 5p21, 6xi7, 6q0j, 2y4i,
3d rendered Gastric inhibitory polypeptide (GIP, glucose-dependent insulinotropic peptide) endocrine protein hormone, 3D illustration
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.
The structure of the protein molecule, tumor marker glioblastoma. X-ray crystalline model of the protein encoded by the MELK gene. 3D rendering.
Cloud made of wire and multicolored spheres, retro futuristic style, 3d.
3D cartoon and Gaussian surface models, PDB 6vg8, white background
Background created by fractal geometry.
Interleukin 13 (IL-13) cytokine protein. 3D illustration. Cartoon representation combined with semi-transparent surfaces.
A ribbons model of an antibody, also known as immunoglobin. The immune system produces antibodies (using white blood cells) which then identify and attack viruses and bacteria.
Epidermal growth factor (EGF) activates the EGF receptor (EGFR), that builds a heterodimer with HER3.  The signal transduction continues through GRB2/SOS, Ras,  Raf/MEK and ERK, that will activate many processes in the cell. Dysregulation is linked to cancer progression
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.
Neurotoxin concept Neurotoxin of type A of bacterium Clostridium botulinum which causes food intoxication botulism, molecular model 3d rendering
Abstract organic growing forms
Spike glycoprotein homotrimer, a main target for neutralization antibody, to bind its receptor, and mediate membrane fusion and virus entry. Surface model, white background.
Ovarian Cancer Cell
3D CG rendered image of scientifically accurate Adeno-Associated Virus (AAV) Capsid Structure based on PDB : 1LP3 (capsomere)
Different germs in the human intestines called microbiome,Bacteria Lactobacillus in human intestine,Beneficial healthy intestinal bacterium microflora,Gut bacteria
Free Images: "bestof:PDB 1sqq EBI.jpg All alpha proteins Cytochrome c Cytochrome c Cytochrome bc1 domain Cytochrome bc1 domain Membrane and cell surface proteins and peptides Single"
P450cycle.svg
Insulin glucose metabolism ZP (it).svg
Hepatitis B virus v2.svg
Electron transport chain.svg
ETC electron transport chain.svg
Stat domain structure (zh-cn).svg
Adherens Junctions structural proteins gl.svg
Cellular tight junction-gl.svg
Complement pathway.svg
Cytochromy b6f.svg
Safinamide metabolism.svg
Complex III reaction.svg
Complex IV.svg
Complex IV pl.svg
Clopidogrel activation.svg
Complex III reaction-es.svg
(Z)-9-tricosene biosynthesis.svg
Adherens Junctions structural proteins.svg
Adherens Junctions structural proteins-LangNeutral.svg
Rieske Fe2S2.svg
Exocytosis types.svg
Endocytosis types.svg
CD8 receptor.svg
Endocytosis types-fr.svg
Cell membrane detailed diagram blank.svg
Cell membrane detailed diagram en.svg
Single chain variable fragment.svg
Insulin glucose metabolism ZP-he.svg
Lipid raft organisation scheme.svg
Insulin glucose metabolism ZP (ru).svg
Engineered monoclonal antibodies.svg
Polyvalent single-chain variable fragments.svg
PEM fuel cell.svg
Endocytoza typy.svg
Cell membrane detailed diagram id.svg
Insulin glucose metabolism ZP.svg
Metal semiconductor junction Bardeen picture.svg
Insulin glucose metabolism ZP-ca.svg
Prokaryote cell diagram international.svg
Pendant drop test.svg
T_cell_activation_-_ru.svg
Plant cell structure-en.svg
T_cell_activation.svg
Canais.svg
Plant cell structure svg labels.svg
volkov_cell.jpg
piranesi_remains_temple_neptunes_cell.jpg
piranesi_remains_columns_making_up_side_porches_temple_cell_above.jpg
piranesi_marble_table_found_triclinium_priests_bolt_door_cell_temple_isis_inc_outlin.jpg
piranesi_cell_inside_basilic_st_paul_outside_walls.jpg
piranesi_black_white_mosaic_floor_temple_cell_referred_above_which_was_inscribed_ent.jpg
botticelli_st_augustine_his_cell_1490.jpg
yuan_water_album_waving_surface_autumn_flood.jpg
redon_golden_cell_1892.jpg
redon_auricular_cell_1894.jpg
piranesi_remains_temple_same_cell.jpg
botticelli_saint_augustine_cell_1490.jpg
PDB 1sqq EBI.jpg
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PDB 1ocz EBI.jpg
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PDB 3d38 EBI.png
PDB 1l9b EBI.jpg
PDB 1l9j EBI.jpg
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