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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

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

3D cartoon and Gaussian surface models, chain id color scheme, PDB 7t3a, white background

ATP Synthase Protein - 3d rendered image. Medical microbiology concept. Structure and conformational states of the bovine mitochondrial ATP (Adenosine triphosphate) synthase. Chemical energy is synthesized in eukaryotic cells primarily. Hydrolase. Hologram view. HUD, FUI

Angiopoietin 1, a protein with important roles in vascular development and angiogenesis. It also contributes to blood vessel maturation and stability. 3d rendering.

3D Rendered Illustration, visualization of Neurons firing neurotransmitters in the synaptic gap.

Zearalenone or ZEN or RAL is a potent estrogenic metabolite. 3d illustration

The glucagon like peptide-1 receptor (GLPr) is a G proteincoupled receptor (GPCR) that mediates the action of GLP-1, a peptide hormone. The activated receptor has a strong effect on the management of type 2 diabetes mellitus and obesity, including glucose homeostasis and regulation of gastric motility and food intake.

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

3d render of the epidermal growth factor (EGF) receptor

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

Acetylcholine receptors in the lipid layer of cell membrane.

The calcitonin gene related peptide (yellow) binds to its receptor (blue) on neurons and smooth muscle cells of cerebral blood vessels, activating a signal cascade through G-proteins (dark blue) in this cells that leads to a dilatation of the blood vessels (vasodilatation).

Energy exchange of electrons between atoms

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

Fictitious molecule model inside red and blue pill isolated on white.

Proteasomes are molecular machines for breaking down proteins called proteolysis, only target proteins that have been marked for destruction called ubiquitin to the target protein, 3d rendering

Digital background depicting innovative technologies in (AI) artificial systems, neural interfaces and internet machine learning technologies

Nourish hair of shampoo or serum. Repair damaged hair concept, 3d rendering.

Abstract technological design of an artificial molecular structure in many colors. Horizontal wide composition.

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.

Evolution and Mystery of Life: Mollusks Living in Water

The GABAA receptor is an ionotropic receptor and ligand-gated ion channel. Its endogenous ligand is γ-aminobutyric acid, the major inhibitory neurotransmitter in the central nervous system. 3D cartoon model with reduced opacity, white background.

Covid-19 Coronavirus Variants Omicron Delta Gamma Beta Alpha Pandemic Virus Disease Mutation

Filtration and water purification scheme contaminated molecules pass through filter layers

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

Free Images: "bestof:Active and inactive balance.png en Schematic representation of the two state-model of CB1 receptor activation in which receptors are in equilibrium between two"

The Platelet GPIb-IX-V Receptor Complex.png

NMDA receptor activation and antagonists.PNG