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alien structure made of white spheres and flowing glass liquid, molecular, hi-tech concept, abstract design element
A molecular model of the analgesic aspirin, a nonsteroidal anti-inflammatory drug (NSAID).  Isolated on black.
Science background with molecule or atom
Science or medical concept. Molecular structure on black background
Molecule with biology and chemical concept, 3d rendering. Digital drawing.
Inside protein molecule
White spheres surrounded blue water liquid. Futuristic, water splash, abstract 3D illustration
3d Rendering Molecular Structure,Ozone,Hydrogen and oxygen
3D cartoon and Gaussian surface models, PDB 6h5i, white background
Molecular structure of Ethanol C2H6O
Cell division and growth
3D rendered microscopic molecular model
Simplicity chemical molecule with white background, 3d rendering. Computer digital drawing.
Abstract background with molecules spheres
3d structure of Ammonium, a positively charged polyatomic ion. It is formed by the protonation of ammonia. Ammonium is also a general name for positively charged or protonated substituted amines.
Blue connected molecules on white background. Horizontal composition with copy space.
Methanol, also known as methyl alcohol among others, is a chemical with the formula CH3OH (often abbreviated MeOH).
Molecular structure of Methane CH4
Bacterial multidrug efflux pumps (E-CmeB) expel antibiotics  from inside the bacterium (bottom): ciprofloxacin (yellow), chloramphenicol (violet),  ampicillin (red).
A molecular model of the flavonoid Quercetin.  An antioxidant and anti-inflamatory, it is used as a nutritional suplement.  It is commonly found in many fruits and vegetables and is a significant chemical component of tea.  Isolated on white.
Biological protein and molecule, 3d rendering. 3D illustration.
Model of DNA Base Pair adenine (A) and thymine (T)\n\nFind more molecules in the Lightbox [url=http://www.istockphoto.com/search/lightbox/7500191][i] 'World of Molecules'[/i][/url], or contact me on customized design/rendering of any molecules in 3D (see some examples below). \n\n[img]http://www.drugmodel.com/360/superglassy900.jpg[/img] \n[img]http://www.drugmodel.com/360/capsule900.jpg[/img] \n[img]http://www.drugmodel.com/360/glassy900.jpg[/img] \n[img]http://www.drugmodel.com/360/heart900.jpg[/img] \n[img]http://www.drugmodel.com/360/viruskiller900.jpg[/img] \n[img]http://www.drugmodel.com/360/mesh900.jpg[/img] \n[img]http://www.drugmodel.com/360/cartoon900.jpg[/img] \n[img]http://www.drugmodel.com/360/photo900.jpg[/img] \n[img]http://www.drugmodel.com/360/ovoid900.jpg[/img]  \n[img]http://www.drugmodel.com/360/swirlcone900.jpg[/img] \n[img]http://www.drugmodel.com/360/super900.jpg[/img] \n[img]http://www.drugmodel.com/360/glowing900.jpg[/img]
A 3D rendering of a polymer chain. The chain is made up of individual monomers, which are linked together by chemical bonds
Artificial molecular structure in many colors. Horizontal composition, isolated on white background.
Ball and stick model of pentaerythritol tetranitrate (PETN) molecule with double bonds shown, against a white background
Structural model of Benzene molecule
Abacavir molecule structure. Three dimensional model render
very colorful Molecular structure isolated in a black background.
Dihydrotestosterone or androstanolone or stanolone is an endogenous androgen sex steroid and hormone. 3D illustration on white
A ball and stick model of a strand of a molecule of polyvinyl chloride, more commonly known as PVC. This vinyl polymer is one of the commonest plastics in use.
Free Images: "bestof:Clomipramine-3D-spacefill.png Space-filling model of the clomipramine molecule a tricyclic antidepressant Colour code 505050  Carbon  C  black<br> F0F0F0"
amitriptylinoxide-tricyclic-876022.png
amitriptylinoxide-tricyclic-876021.png
Clomipramine-3D-spacefill.png
Clomipramine-3D-balls.png
Dimetacrine-3D-spacefill.png
Desipramine-3D-spacefill.png
Melitracen-3D-spacefill.png
Nortriptyline-3D-spacefill.png
Amitriptylinoxide-3D-spacefill.png
Demexiptiline-3D-spacefill.png
Noxiptilin-3D-spacefill.png
Intriptyline-3D-spacefill.png
Dibenzepin 3D spacefill.png
Imipramine-3D-spacefill.png
Fluotracen-3D-spacefill.png
Desipramine-3D-balls.png
Nortriptyline-3D-balls.png
Dimetacrine-3D-balls.png
Melitracen-3D-balls.png
Amitriptylinoxide-3D-balls.png
Demexiptiline-3D-balls.png
Noxiptilin-3D-balls.png
Intriptyline-3D-balls.png
Dibenzepin 3D ball.png
Imipraminoxide-3D-spacefill.png
Depramine-3D-spacefill.png
Cotriptyline-3D-spacefill.png
Imipramine-3D-balls.png
Fluotracen-3D-balls.png
Imipraminoxide-3D-balls.png
Depramine-3D-balls.png
Cotriptyline-3D-balls.png
Dimethazan 3D spacefill.png
Dibenzazepine-3D-spacefill.png
Dimethazan 3D ball.png
Dibenzazepine-3D-balls.png
Tetramethyldisiloxane-3D-spacefill.png
Octamethyltrisiloxane-3D-spacefill.png
Decamethyltetrasiloxane-3D-spacefill.png
Octamethylcyclotetrasiloxane-3D-spacefill.png
Aminoethylethanolamine-3D-spacefill.png
Aminoethylpiperazine-3D-spacefill.png
Anisaldehyde-3D-spacefill.png
Benzotrichloride-3D-spacefill.png
Bromoanisole-3D-spacefill.png
Acetoguanamine-3D-spacefill.png
Melam-3D-spacefill.png
Hydroxybenzotriazole-3D-spacefill.png
Diazaborine 3D spacefill.png
Phenylhydroxylamine 3D spacefill.png
Fursultiamine 3D spacefill.png
Prosultiamine 3D spacefill.png
Etamiphylline 3D spacefill.png
Thyronamine 3D spacefill.png
Fluacizine 3D spacefill.png
Guanylurea 3D spacefill.png
Semicarbazide 3D spacefill.png
Diphenylcarbazide 3D spacefill.png
DESOXY 3D spacefill.png
Talsaclidine 3D spacefill.png
Aceclidine 3D spacefill.png
Benzimidazoline 3D spacefill.png
Lysidine 3D spacefill.png
Zolimidine 3D spacefill.png
Desmosterol 3D spacefill.png
Dihydrocortisone 3D spacefill.png
Dimethisterone 3D spacefill.png
Mechlorethamine 3D spacefill.png
Genipin 3D spacefill.png
Guaiacol 3D spacefill.png
Chloramine-B-3D-spacefill.png
Chloramine-T-3D-spacefill.png
Propazine-3D-spacefill.png
Ethofumesate-3D-spacefill.png
Propargite-3D-spacefill.png
Imolamine-3D-spacefill.png
Indandione-3D-spacefill.png
Folpet-3D-spacefill.png
Benzenesulfonamide-3D-spacefill.png
Biotin-3D-spacefill.png
Metaldehyde-3D-spacefill.png
Dithiopyr-3D-spacefill.png
Chinomethionat-3D-spacefill.png
Chlorthiamide-3D-spacefill.png
Phenylbutazone-3D-spacefill.png
Ethirimol-3D-spacefill.png
Fenclorim-3D-spacefill.png
Hexachlorophene-3D-spacefill.png
Bentazone-3D-spacefill.png
Selenazole-3D-spacefill.png
Isoselenazole-3D-spacefill.png
Pyrazophos-3D-spacefill.png
Alachlor-3D-spacefill.png
Biopterin-3D-spacefill.png
Isocomene-3D-spacefill.png
Dihydroactinidiolide-3D-spacefill.png
Methazole-3D-spacefill.png
Trifluralin-3D-spacefill.png
Propanil-3D-spacefill.png
Chloramben-3D-spacefill.png
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