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A ball and stick model of Human Insulin. Isolated on black.
orange: RNA primer; red: RNA template; light blue: proofreading riboexonuclease; mid blue: helicase; dark blue: RNA directed RNA polymerase; violet: non structural proteins (NSPs).
3D cartoon and Gaussian surface models, chain id color scheme, PDB 7t3a, white background
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.
Inside protein molecule
DNA mutation, a mutation is a change in a DNA sequence, mutations can result from DNA copying mistakes made during cell division.
EBP Evidence based practice Concept. Chart with keywords and icons on white desk with stationery.
Cells in the body examined by endoscope
A ball-and-stick plus ribbons 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.
Bacterial multidrug efflux pumps (E-CmeB) expel antibiotics  from inside the bacterium (bottom): ciprofloxacin (yellow), chloramphenicol (violet),  ampicillin (red).
3D cartoon and Gaussian surface models, PDB 5fwk, white background
H2 Hydrogen Molecule Fuel Cell Element Vehicle Biodegradable Ethical Renewable Energy
Molecular Model of Human Insulin with disulfide bonds shown.
Gamma secretase protein complex. Multi-subunit intramembrane protease that plays role in processing of proteins. 3D illustration.
Copper(II) sulfate with molecular structure. Chemical ingredient used in medical and public health issues.
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.
organic chemistry: model of the DNA molecule - illustration of a biological particle
Chemical formula of Progesterone
Immunotherapy of Alzheimer's disease: Monoclonal antibody (light blue) bound to an amyloid beta peptide (orange),  that is aggregated to amyloid beta fibrils, which build up amyloid plaques.
Dna structure digital concept
3D cartoon and Gaussian surface models, PDB 4cmh, white background
DNA A-T Pair
Nucleosome structure. Structure of an oligonucleosome, showing the packaging of DNA in chromosomes. 3D illustration.
nanotechnology and abstract graphene structures
Collagen protein molecule. Molecular model. 3D rendering. Illustration
Covid-19 Coronavirus Variants Omicron Delta Gamma Beta Alpha Pandemic Virus Disease Mutation
From left to right: the NMDA and  AMPA receptors transport calcium cations into neurons after being activated by the neurotransmitter glutamate and  the GABA receptor (right) transport chloride anions after the activation by gamma aminobutyrate. PDB entries: 6wht,  3kg2, 6d6u
3D realistically coloured hexagonal shapes of connected spheres, background with copy space. Futuristic illustration design template for scientific presentation. Molecular business, science, teamwork concept.
Spike glycoprotein homotrimer, a main target for neutralization antibody, to bind its receptor, ACE2, and mediate membrane fusion and virus entry. 3D cartoon and Gaussian surface models, white background.
This footage shows the translation initiation complex, which consists of the ribosomal small subunit, transfer RNA (tRNA), and translation initiation factors. The golden ribbon represents the RNA.
Free Images: "bestof:PDB 2hmk EBI.jpg All beta proteins ISP domain ISP domain Ring hydroxylating alpha subunit ISP domain Naphthalene 1 2-dioxygenase alpha subunit N-domain EBI"
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