Triethylene glycol

Description:
Triethylene glycol is a polyether that is used as a solvent and an additive in various products. Triethylene glycol can be found in water-based paints, cosmetics, and polyurethane plastics. It has a low toxicity to humans and animals. The rate constant of the reaction between triethylene glycol and coumarin derivatives has been determined by fluorescence probe techniques. The polymerization mechanism of triethylene glycol has been studied with the aid of polyvinyl alcohol (PVA) as a model system. This polymerization mechanism depends on the coordination geometry of the reactants. The polymerization of triethylene glycol is initiated by oxidative addition to produce the monoethyl ether followed by elimination to form the corresponding diols, which are then oxidized to give the final product. Triethylene glycol is also used in cell nuclei staining techniques to identify nuclear morphology or DNA content.

Uniprot :
O15527

Description:
Starch is an energy storing polysaccharide produced by higher plants and some algae. Pure starch is a white, tasteless and odorless powder that is insoluble in cold water or alcohol. It consists of two types of polysaccharide: the linear and helical amylose (α-1,4-linked glucose) and the branched amylopectin (α-1,4 and α-1,6-linked glucose). Depending on the plant, starch generally contains 20 to 25% amylose and 75 to 80% amylopectin by weight.

Uniprot :
Q9UHF0

Description:
Dencichine is an anti-inflammatory and anti-ulcer agent that has been shown to prevent oxidative injury in the bowel. The mechanism of this drug is not yet known, but it may be due to its antioxidant properties. Dencichine also has a protective effect on the epithelial cells and prevents the loss of cell-to-cell contact. This drug also has been shown to have a protective effect against bowel disease in mice. Dencichine is absorbed by the intestine, with high water permeability, and accumulates in the bowel. It inhibits intestinal inflammation by inhibiting prostaglandin synthesis, which may be due to its inhibition of cyclooxygenase or lipoxygenase activity.

Uniprot :
P03951

Description:
Chiral building block for synthesis of carbohydrate and nucleoside derivatives

Uniprot :
P60022

Description:
Decachlorobiphenyl is a chemical that is produced by the reaction of chlorine with biphenyl or diphenyl ether. Decachlorobiphenyl has been shown to inhibit the enzyme activity of fatty acid synthase in liver cells, which is responsible for synthesizing fatty acids. It also inhibits the enzyme activity of acetyl-CoA carboxylase, which is involved in regulating the production of ketone bodies and fatty acids. The mechanism of action for decachlorobiphenyl inhibition of these enzymes is thought to be due to its ability to bind to the active site and interfere with the formation of an enzyme-substrate complex. Decachlorobiphenyl can be detected using chemical ionization mass spectrometry at m/z=313 and 314, corresponding to C13H9Cl10+ and C13H9Cl7+, respectively.

Uniprot :
P09038