Polysaccharides

Chondroitin sulfate (from chicken) (Chondroitin polysulfate (from chicken)) is an orally active, sulfated linear polysaccharide extracted from chickens, which belongs to glycosaminoglycans. Chondroitin sulfate (from chicken) reduces the phosphorylation levels of ERK1/2 and p38MAPK, inhibits the expression of inflammatory cytokines and MMP, and downregulates the levels of IL-1β, IL-6, TNF-α and PGE₂. Chondroitin sulfate (from chicken) improves motor function, protects cartilage tissue, reverses chondrocyte aggregation, and regulates the structure of intestinal flora. Chondroitin sulfate (from chicken) can be used in research related to osteoarthritis.

Glycogen, from rabbit liver, ≥85% is glycogen extracted from rabbit liver. Glycogen, from rabbit liver, ≥85% is a branched polysaccharide condensed from glucose and serves as a storage form of glucose in the body. Glycogen, from rabbit liver, ≥85% plays an important role in physiological processes such as maintaining blood sugar and providing energy.

Pectolyase Y-23, A. japonicus is a protoplast isolation reagent that degrades pectin. Pectolyase Y-23, A. japonicus breaks down pectin in the cell walls of broccoli cotyledons to release protoplasts.

Maltodextrin, dextrose equivalent 16.5-19.5 can be used as an excipient. Pharmaceutical excipients, or pharmaceutical auxiliaries, refer to other chemical substances used in the pharmaceutical process other than pharmaceutical ingredients. Pharmaceutical excipients generally refer to inactive ingredients in pharmaceutical preparations, which can improve the stability, solubility and processability of pharmaceutical preparations. Pharmaceutical excipients also affect the absorption, distribution, metabolism, and elimination (ADME) processes of co-administered drugs.

Croscarmellose sodium is a commonly used pharmaceutical additive approved by the US Food and Drug Administration (FDA). Croscarmellose sodium is used as excipients, such as the suspending agent, binder, glidant, antiadherent, and disintegrants.

Glycogen, Oysters is a polysaccharide extracted from oysters and serves as the storage form of glucose in oysters. Glycogen, Oysters belongs to the intermediate products of glycolysis and high-energy phosphates, and is also an endogenous metabolite.

Dextran sulfate sodium salt (MW>500000) (DSS (MW>500000)) is a negatively charged sulfated polysaccharide. Dextran sulfate sodium salt has antiviral, antibacterial, anti-inflammatory, antifibrotic, and wound-healing properties. Dextran sulfate sodium salt can be used as an additive in cell culture media for preventing cell aggregation and in cosmetics as a gel-forming agent.

DEAE-dextran, MW 500000 hydrochloride (DEAE-dextran, MW 500000 hydrochloride, from bacterial (Leuconostoc mesenteroides)) is a high-molecular-weight positively charged polymer that significantly enhances the uptake of viral RNA by tissue culture cells. When employed in the delivery system for "tumor immunity" RNA-splenocyte transfer, DEAE-dextran can markedly extend the lifespan of tumor-bearing animals, comparable to that of actively immunized animals. Furthermore, DEAE-dextran serves as a complexing agent for nucleic acids, forming composite particles with DNA/RNA for extensive applications in gene delivery. Additionally, DEAE-dextran can be utilized as a coating for liposomes.

DEAE-Cellulose (Diethylaminoethyl cellulose) is a positively charged weakly basic cellulose anion exchanger. DEAE-Cellulose exhibits gold recovery activity as well as heparin binding/release activity. DEAE-Cellulose can also be used for the purification of proteins, enzymes and nucleic acids.

Levan from Erwinia herbicola, 98% is a substrate used in levansucrase activity assays.

Tremella polysaccharide, MW<1000000, cosmetic grade, one of the fungus polysaccharides, possesses immunity enhancing capabilities. Polysaccharidase has the potential for leukopenia induced by chemotherapy and radiotherapy research.

HPMC (Hypromellose; (Hydroxypropyl)methyl cellulose; Celacol HPM 5000) (Type II,Viscosity:100mPa.s) is a non-ionic polymer obtained via synthetic modification of cellulose. As a hydrophilic matrix material, HPMC prolongs drug release through non-Fickian diffusion, including the diffusion of drugs in the hydrated matrix and the polymer relaxation process.

HPMC (Hypromellose; (Hydroxypropyl)methyl cellulose; Celacol HPM 5000) (Type II,Viscosity:100000mPa.s) is a non-ionic polymer obtained via synthetic modification of cellulose. As a hydrophilic matrix material, HPMC prolongs drug release through non-Fickian diffusion, including the diffusion of drugs in the hydrated matrix and the polymer relaxation process.

HPMC (Hypromellose) (Type I, Viscosity: 400mPa.s) is a first-grade sodium alginate with an average viscosity of 400 mPa.s. Typically, a 1% w/v HPMC aqueous solution has a viscosity of 20-400mPa.s (20-400cp) at 20°C. The viscosity of HPMC may vary depending on concentration, pH, temperature, or the presence of metal ions. Viscosity decreases at pH values above 10.

Carboxyl methylstarch sodium is an anionic polymer prepared by carboxymethylation of starch, with properties of stability, thickening ability and film-forming capacity. Carboxyl methylstarch sodium exhibits metal adsorption activity and can remove copper ions and cadmium ions from aqueous solutions. Carboxyl methylstarch sodium can serve as a hydrophilic shell component for AIE-active luminescent polymer nanoprobes to achieve high water dispersibility. Carboxyl methylstarch sodium can bind to vancomycin without altering the in vitro antibacterial activity of vancomycin. Carboxyl methylstarch sodium possesses biodegradable, non-toxic and environmentally friendly characteristics. Carboxyl methylstarch sodium can be applied to relevant researches in various fields such as food, medicine and industry.

Methyl cellulose (MC) (Viscosity:40000mPa.s) is a non-ionic cellulose ether with surface activity and thermogelation properties. Methyl cellulose (Viscosity:40000mPa.s) is widely used as drug delivery agents, thickeners, stabilizers, emulsifiers, etc., in industries such as pharmaceuticals, food, cosmetics, and construction.

Amylopectin is a branched glucan polymer and one of the two principal components of starch, found in botanical sources including corn, amaranth, and potato.

Carboxymethyl chitosan Methacryloyl (CMCSMA) is methacrylated carboxymethyl chitosan with properties as a 3D printing ink. A composite hydrogel made of Carboxymethyl chitosan Methacryloyl can effectively accelerate bone healing in an infectious microenvironment after implantation in a rat model of Staphylococcus aureus-infected femoral defect. Carboxymethyl chitosan Methacryloyl needs to self-assemble into fibrous hydrogel under the action of photoinitiator LAP (HY-44076), and target bioactive adhesion sites, play an inherent supporting role for tissue cells and biodegradable activity.
Application: cell culture, biological 3D printing, tissue engineering, etc.

Tragacanth gum is an orally active anionic composite polysaccharide and multifunctional biomaterial. Tragacanth gum exhibits biocompatibility, mucoadhesion and renoprotective effects, and effectively promotes wound closure and tissue healing. Tragacanth gum can be isolated from Astragalus gummifer. Tragacanth gum acts as an emulsifier and drug delivery carrier, and is also widely used in fields such as 3D scaffolds, tissue engineering and green nanoparticle preparation. High doses of Tragacanth gum may induce reversible forestomach squamous epithelial hyperplasia in mice, but show no mutagenic or carcinogenic activity. Tragacanth gum is commonly used in studies related to diseases including systemic candidiasis, rheumatoid arthritis and osteosarcoma.

Hydroxyethyl cellulose, Viscosity(2%):150mPa.s is a class of nonionic cellulose ether gel-forming polymers with pH-independent drug release properties. When used as a tablet coating, Hydroxyethyl cellulose, Viscosity(2%):150mPa.s regulates the water permeation rate, thereby altering the drug release lag time; the higher the viscosity, the longer the drug release lag time. When used as a hydrogel thickener, it increases the dynamic viscosity of the system. Hydroxyethyl cellulose, Viscosity(2%):150mPa.s can be used in organic synthesis-related research, such as pharmaceutical excipients, hydrogel thickeners, etc.