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3D cartoon and Gaussian surface models, PDB 2j0D, white background.
Covid-19 Coronavirus Variants Omicron Delta Gamma Beta Alpha Pandemic Virus Disease Mutation
orange: RNA primer; red: RNA template; light blue: proofreading riboexonuclease; mid blue: helicase; dark blue: RNA directed RNA polymerase; violet: non structural proteins (NSPs).
Inside protein molecule
Nucleosome, molecular model. 3D illustration. The nucleosome consists of a DNA double helix wrapped around a core of histone proteins.
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.
Biological protein and molecule, 3d rendering. 3D illustration.
Textured cells under heavy magnification
3D cartoon and Gaussian surface models, PDB 7s03, 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.
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
Dengue virus cells. 3D Render
DNA close-up, DNA Molecule Model, DNA Strands, DNA animation
H2 Hydrogen Molecule Fuel Cell Element Vehicle Biodegradable Ethical Renewable Energy
Nucleosome structure. Structure of an oligonucleosome, showing the packaging of DNA in chromosomes. 3D illustration.
Hemp Floral Wax in a petri dish
3D cartoon model, secondary structure color scheme, PDB 5lb8, white background
Bacteria pathogen - 3d rendered microbiology image. Illustrate of Lactobacillus Bulgaricus Bacteria, Microbacterium Tuberculosis Bacteria (MTB). Medical research, health-care concept. SEM (TEM) scanning view
Bacterial multidrug efflux pumps (E-CmeB) expel antibiotics  from inside the bacterium (bottom): ciprofloxacin (yellow), chloramphenicol (violet),  ampicillin (red).
Molecular model of amylose, one of the two sugar components in starch
Carbamide in Chemical Watch Glass with molecular structure. Chemical ingredient used in medical and public health issues.
Bacterial cell or virus, 3d generated view from microscope.
Collagen protein molecule. Molecular model. 3D rendering. Illustration
Conceptual large group of Covid-19 viruses with copy space. Covid-19 virus illustration downloaded from CDC than layered and manipulated. for more information please visit Centers for Disease Control and Prevention web site: https://www.cdc.gov/media/subtopic/images.htm
3D cartoon and Gaussian surface models, chain id color scheme,  PDB 2iw2, 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.
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.
Molecular model of lactose, a disaccharide sugar in milk.
Apolipoprotein D, a protein mainly produced in the brain and testes.  A biomarker of androgen insensitivity syndrome. 3d rendering.
Different germs in the human intestines called microbiome,Bacteria Lactobacillus in human intestine,Beneficial healthy intestinal bacterium microflora,Gut bacteria
Free Images: "bestof:PDB 1mva EBI.jpg Alpha and beta proteins a+b RNA bacteriophage capsid protein RNA bacteriophage capsid protein RNA bacteriophage capsid protein MS2 virus coat"
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