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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
Bacterial multidrug efflux pumps (E-CmeB) expel antibiotics  from inside the bacterium (bottom): ciprofloxacin (yellow), chloramphenicol (violet),  ampicillin (red).
Inside protein molecule
Biological protein and molecule, 3d rendering. 3D illustration.
A ball and stick model of Human Insulin. Isolated on black.
brown fat cell also called brown adipose tissue side to side with white fat cell 3d rendering
Green chlorophyll Cells under heavy magnification isolated on dark background
3D cartoon and Gaussian surface models, chain id color scheme, PDB 7t3a, 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
organic chemistry, model of the protein molecule - illustration of a biological particle
Liver Fluke Section under light microscope with white background
The spike protein (red) mediates the coronavirus entry into host cells. It binds to the angiotensin converting enzyme 2 (blue) through its S1 subunit and then fuses viral and host membranes through the S2 subunits. Source: PDB entry 6cs2
Focal nodular hyperplasia (FNH) is a benign liver lesion that is composed of a proliferation of hyperplastic hepatocytes surrounding a central stellate scar. Typically, FNH is a solitary lesion that is more commonly seen in women.
Biological protein and molecule, 3d rendering. 3D illustration.
Shiny artificial molecular structure in many colors. Horizontal composition, isolated on black background.
3D cartoon and Gaussian surface models, PDB 1uea, 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.
Gamma secretase protein complex. Multi-subunit intramembrane protease that plays role in processing of proteins. 3D illustration.
DNA A-T Pair
orange: RNA primer; red: RNA template; light blue: proofreading riboexonuclease; mid blue: helicase; dark blue: RNA directed RNA polymerase; violet: non structural proteins (NSPs).
Photomicrograph of rotifer. Rapidly rotating cilia at top of head, internal organs visible. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination.
Biological protein and molecule, 3d rendering. 3D illustration.
anaplastic thyroid carcinoma with heterologous differentiation (leiomyosarcoma)
3D cartoon and Gaussian surface models, PDB 2gjx, white background
Instant soy milk powder in white plate,Alternative milk,healthy concept.Top view
Models of an antibody broadly antagonistic to HIV.  A challenge in AIDS and HIV research is producing a vaccine which elicits antibodies effective against the many variations of HIV proteins.Isolated on white.
TRPV1 is an ion channel that senses heat, regulates the body temperature and contributes to pain sensation. Source: PDB entry 5is0.
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
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