Carbohydrates and glycoconjugates

<p>3'-Sulfated Lewis A sodium salt is a synthetic oligosaccharide that is used as an antigen for the diagnosis of pancreatic cancer. It is conjugated to a monoclonal antibody and binds to the Lewis A epitope on the surface of cells. 3'-Sulfated Lewis A sodium salt has been shown to be useful in bladder cancer, where it can be used as a marker for tumorigenicity. It has also been shown to stimulate selectins and increase sugar residues on cell surfaces, which may lead to increased tumor growth.</p>

<p>Lipopolysaccharide (LPS) is a molecule that is produced by Porphyromonas gingivalis. This molecule is also found in the outer membranes of Gram-negative bacteria and has been shown to have many effects on animal tissues. LPS activates HIF-1α, which leads to the production of inflammatory cytokines such as necrosis factor (TNF), and interferon regulatory factors (IRFs). These molecules signal for the production of more LPS. LPS also causes tissue growth and development by activating growth factors such as insulin-like growth factor 1. LPS also activates immune cells through signaling with chemokine receptors, promoting inflammation.</p>

<p>Neutral hexasasaccharide naturally present in human breast milk</p>

<p>2,3,6,2',3',6',2'',3'',4'',6''-Deca-O-acetyl-a-D-cellotriosyl bromide is a glycosylation reagent that can be used in the synthesis of polysaccharides and oligosaccharides. It contains a reactive functional group at the 2 position and a reactive functional group at the 3 position. This product can be custom synthesized to meet your needs. It has been shown to react with various saccharide units, including methylated sugars such as cellobiose and erythrose. The purity of this compound is &gt;99%.</p>

<p>A human milk oligosaccharide</p>

<p>Trehalose is a sugar that is found in many organisms, including humans. It is a disaccharide composed of two glucose units. Trehalose has been shown to be effective against infectious diseases such as HIV and malaria. Trehalose may have anti-inflammatory effects by inhibiting the production of pro-inflammatory cytokines such as tumor necrosis factor alpha (TNF-α) and interleukin 6 (IL-6). The water vapor pressure of trehalose dihydrate is higher than that of trehalose anhydrous, which may account for its greater stability under high humidity conditions.</p>

<p>Lacto-N-difucohexaose IV is a pentasaccharide with a lacto-n-difucohexaose backbone that has been shown to have inhibitory activities against human red blood cells. This pentasaccharide is a glycosaminoglycan, which is a type of carbohydrate that consists of an oligosaccharide and protein. Lacto-N-difucohexaose IV specifically binds to the antigen on the surface of human red blood cells, inhibiting their proliferation. The pentasaccharide is also known as Hansson's hapten or Hapten IV. The pentasaccharides are found in group O blood and are not found in groups A, B, or AB.</p>

<p>2,3,6,2',3',4',6'-Hepta-O-acetyl-a-D-lactosyl bromide is a chemical substance that absorbs infrared radiation and reflects light. It is used as an infrared reflector in India to improve the efficiency of solar panels.</p>

<p>Chitobiose-6'-phosphate is a carbohydrate that is used in the synthesis of oligosaccharides. It can be modified to produce different types of saccharides, such as methylation, saccharide click modification, and modification. Chitobiose-6'-phosphate is available in high purity and offers a custom synthesis service for specific requirements.</p>

<p>Sucrose acetoisobutyrate (SAIB) is an emulsifier and is compatible with a wide variety of polymers, resins, plasticisers, oils and waxes - where it is used in surface coatings. Food applications have been developed for this compound and it has an E number (E444). It is recognized as a safe food additive in cocktail mixers, beer, malt beverages, or wine coolers and is a potential replacement for brominated vegetable oil.</p>

<p>Methyl 2-acetamido-2-deoxy-3-O-(a-D-galactopyranosyl)-a-D-galactopyranoside is a synthetic, fluorinated glycoside that is used as a building block for the synthesis of complex carbohydrates. Methyl 2-acetamido-2-deoxy-3-O-(a-D-galactopyranosyl)-a-D-galactopyranoside can be used in either Click or Fluorination reactions to synthesize oligosaccharides and monosaccharides. It has been shown to react with ethylene glycol to form methyl 2,6 -O-[(3,4,5,6 -tetra‑O‑acetyl‑β‑D‑galactopyranosyl)α -L‑idopyranosyl]-α -L‑idopyranose. Methyl 2,6 -</p>

<p>Globoside is the most abundant neutral glycolipid in the erythrocyte membrane.</p>

<p>Monosialyllacto-N-neohexaose is a postulated sugar that has been suggested to be a membrane potential stabilizer. It has been shown to have a linear response in analytical methods, such as mitochondrial membrane potential and glycosidic bond. Monosialyllacto-N-neohexaose has also been investigated for use in diabetic patients because it may help to improve the membrane potential of cells. This sugar has also been studied for use in colostrum and infant formula due to its ability to stimulate the production of TNF-α, which is important for immune system development.</p>

<p>Beta-Cyclodextrin is a cyclic oligosaccharide with 7 D-glucose residues which are alpha-1,4-linked. beta-cyclodextrin is used in the food industry to encapsulate flavours and fragrances. Beta-cyclodextrin can increase the water solubility of compounds, such as curcumin; further, the cyclodextrin-curcumin complex also allows for a controlled, sustainable release in a wound healing study.</p>

<p>Mixture of isomaltoses, commercially available in  food products such as protein/fiber bars, shakes, and other dietary supplements. Claimed as "prebiotic soluble fiber,” and/or as a “low‐calorie, low glycemic sweetener".</p>

<p>Di-mannuronic acid sodium salt (β-1,4-linked sodium mannuronobiose) is one of a number of oligosaccharides obtained from alginate which is a polysaccharide in brown seaweeds containing: blocks of repeating mannuronic acid sequences (M-M-M-M etc), repeating guluronic acid sequences (G-G-G-G etc), and alternating M-G-M-G sequences.These oligosaccharides can be released using several methods (Lua, 2015; Yanga, 2004) and claims have been published that mannuronic acid oligosaccharides for example, can be effective in the prophylaxis and treatment of Alzheimer's disease, or for the prophylaxis and treatment of diabetes (USP 8835403B2, 2014).</p>

<p>Lewis X tetrasaccharide (LX4) is a glycan that is found on the surface of human cells. It is an important diagnostic marker for microbial infections and has been shown to be present on the surfaces of both normal skin cells and malignant cells. The presence of LX4 can be detected using a monoclonal antibody in vitro. This glycan can also be used as a model system to study ischemia–reperfusion injury, since it has been shown to be sensitive to oxidative changes caused by reactive oxygen species generated during reperfusion. Studies have also shown that LX4 binds to enzymes such as malonic acid oxydoreductase, which are involved in the metabolism of lysine, arginine, and proline.</p>

<p>2-Acetamido-2-deoxy-3-O-(β-D-galactopyranosyl)-a-D-galactopyranosyl-1-O-[4-(aminomethyl)benzoyl]-L-serine (2ADOGB) is a side chain of the amino acid L -serine. It has been shown to have antihypertensive, vasodilatory, and diuretic properties in mice. 2ADOGB is converted to an erythroimidazole derivative by aminomethylation and then binds to DNA as a tautomer. This binding inhibits transcription of genes that encode enzymes responsible for synthesizing prostaglandins, thereby reducing inflammation and pain.</p>

<p>1,4-β-D-Xylobiitol is a monosaccharide that is synthesized by the glycosylation of β-D-xylose. It is an important component of complex carbohydrates found in plants and animals. Xylobiitol can be modified with methylation or Click chemistry to produce 1,4-β-D-xylopyranosiduronic acid and 1,4-β-D-xylopyranuronic acid respectively. In addition, it can be fluorinated to create 1,4-β-D-fluoroxylobiitol and modified with saccharide or oligosaccharides to produce 1,4-[α]-,1,3-[α]- or 1,3-[β]-linked xylobiitols. Xylobiitol can also be modified with polysaccharides to form xylanolybioside conjugates in which GlcUA residues are linked</p>

<p>Lewis Y-NHCOCH2NH-biotin is a custom synthesis that contains an Oligosaccharide, CAS No., Polysaccharide, Modification, saccharide, Methylation, Glycosylation, Click modification and Carbohydrate. Lewis Y-NHCOCH2NH-biotin is a high purity product that has been fluorinated and synthesized.</p>