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Cell membrane cholesterol is shown in pink. 3D cartoon and Gaussian surface models, PDB 7rpk, white background.

Close-up shot of a petri dish for checking an antibiotic in the laboratory.

Bacterial multidrug efflux pumps (E-CmeB) expel antibiotics from inside the bacterium (bottom): ciprofloxacin (yellow), chloramphenicol (violet), ampicillin (red).

Open capsule or pill with molecular structure. Nanotechnology concept

Solar radiation analysis of a public building. Multipurpose common public space analysis with parametric louvers to control sun exposure and radiation.

Antibiotic resistance testing. Selective focus show the inhibition zone of Ofloxacin (OXF) antibiotic on microbial colony.

Antibiotic Sensitivity Testing in a Microbiology LaboratoryNEW Images!! Please see recent additions to my collection 'The Science of Microbiology'

3D cartoon and molecular surface models, chain id color scheme, putative membrane shown, pdb 1l7v, white background

stx2a is a subtype of Shiga toxin-producing E. coli (STEC) linked to Hemolytic Uremic Syndrome (HUS), a severe condition impacting kidney function and blood clotting. STEC poses a significant risk of foodborne illness and can spread within communities including family members.

Filtration and water purification scheme contaminated molecules pass through filter layers

$Phospholipid bilayer membrane structures that make up living cells and their contents. This is an image of membrane proteins in the membrane.\nThis image, which looks like a plastic model, evokes biology and biochemistry. It can be used as a cover for magazines, textbooks and presentation materials.\nThis image was not created by AI.$

Cross-section illustration of human skin, composed of three primary layers: epidermis, dermis and subcutis.

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.

Glycoprotein bilayer cell membrane cross section and its ion channel (3D Rendering)

3D cartoon and Gaussian surface models, PDB 6gu2, white background

plant Leaf of Nerium indicum T.S. under light mircoscope with white background

HER2 (light blue) locked in the inactive conformation by Trastuzumab (left) and Pertuzumab. Trastuzumab has drastically improved the prognosis of HER2-positive breast cancer patients.

Different types in cell development glass dishes on desk. Group of Petri dishes with different culture media and micro organisms grown.

The oral mucosa is the mucous membrane lining the inside of the mouth 3d illustration

Chain or ribbon diatom, a type of algae.

Vitamin serum permeation skin layer to deep cell of dermis. 3D rendering.

3D cartoon and Gaussian surface models with a putative membrane shown, PDB 4p02, white background

$The three-dimensional structure of proteins is represented in a variety of conformations. This image is based on the ribbon structure of a protein. It is suitable for biology notebooks and book covers.\nThis image has not been created by AI.$

How a lithium ion battery works, 3d render, section. Battery charging and discharging. Ions flow from the anode to the cathode separated by a liquid electrolyte as the battery discharges energy

$What micro plastic is made of - Chemical ingredients.\nClose up of microplastic on finger concept of water pollution and global warming$

The lanosterol 14-alpha demethylase is an essential enzyme for the biosynthesis of ergosterol, that is also essential for the permeability and rigidity of fungal plasma membranes. The active site contains a heme group (red) and a substrate (orange). Azole antifungals are directed against the active site of this enzyme. Source PDB entry 5esf.

Moldy food in transparent, plastic lunchbox, casting shadow on a table.

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Amino acid catabolism (previous version).svg

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Carnitine Palmitoyltransferase I Mechanism.png

Modern protein hypothesis of mechanism of general anesthesia.png

Aminopropanesulfonic acid zwitterionic.png

Potential union of Romania and Moldova including Transnistria.png

Melamine-cyanuric acid complex color.png

Melamine-cyanuric acid chemical structure color.png

(R)-N-sec-butyl-lysergic acid amide chemical structure.png

Adult Baby and Diaper Lover Pride Flag, as purposed by ABDL Scandinavia.png

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