Medical Materials Research

Glycol chitosan is a chitosan derivative with ethylene glycol branches. Glycol chitosan enhances membrane permeability and leadkage in Glycine max Harosoy 63W cells. Glycol chitosan is biocompatible and biodegradable. Glycol chitosan inhibits E. coli, S. aureus and S. enteritidis growths with MIC values of 4 μg/mL, 32 μg/mL and <0.5 μg/mL, respectively.

Carboxymethyl chitosan is a derivative of chitosan. Carboxymethyl chitosan inhibits Apoptosis and ROS. Carboxymethyl chitosan increases the expression of Bcl-2 and reduces the expression of Bax, cytochrome c and caspase-3. Carboxymethyl chitosan inhibits the migration of various cells. Carboxymethyl chitosan exerts antitumor effects on Lewis tumors and hepatocarcinoma.

Chitosan (Deacetylated chitin) (≥95% deacetylated,viscosity 100-200 mPa.s) is a polysaccharide obtained by deacetylating chitin, and exhibits antimicrobial activity against various bacteria and fungi.

CM Cellulose CM-32 (Carboxymethyl cellulose) is a cellulose derivative. CM Cellulose CM-32 has a wide range of applications in the biomedical field, including tissue engineering, wound dressing, absorbent nonwovens, fabrication of 3D-scaffolds for biocompatible implants, artificial organs or mimics of extracellular polymeric matrix and diagnosis of various diseases. CM Cellulose CM-32 can decrease osteoclasts formation. CM Cellulose CM-32 can be used as a biological material or organic compound for life science related research.

Chitosan (MW 30000) (Deacetylated chitin (MW 30000)) is a polycationic linear polysaccharide derived from chitin with the molecular weight of 30000. Chitosan is an versatile biomaterial because of its non-toxicity, low allergenicity, biocompatibility and biodegradability. Chitosan also has antitumor, antibacterial, antifungal, and antioxidant activities.

Chitosan (MW 150000) (Deacetylated chitin (MW 150000)) is a polycationic linear polysaccharide derived from chitin with the molecular weight of 150000. Chitosan is an versatile biomaterial because of its non-toxicity, low allergenicity, biocompatibility and biodegradability. Chitosan also has antitumor, antibacterial, antifungal, and antioxidant activities.

Hydroxypropyl Cellulose is an orally active cellulose ether and surfactant. Hydroxypropyl cellulose is divided into high-substituted HPC (HHPC) and low-substituted HPC (LHPC). Hydroxypropyl Cellulose reduces inflammatory mediators (IL-6, IL-1β). Hydroxypropyl Cellulose improves colitis and obesity. Hydroxypropyl Cellulose can be used as a pharmaceutical excipient, such as coating agent, emulsifier, suspension, tablet, thickener, viscosifier.

Chitosan hydrochloride 80%-90% deacetylated (Chitosan HCl 80%-90% deacetylated) is the deacetylated, hydrocholoride form of chitosan. Chitosan hydrochloride 80%-90% deacetylated is a polysaccharide obtained by deacetylating chitin, and exhibits antimicrobial activity against various bacteria and fungi. Chitosan hydrochloride 80%-90% deacetylated is utilized in agriculture, water treatment and pharmaceutical aspects.

Ethyl cellulose (Ethyl cellulose N-200) is a non-toxic cellulose derivative with unique properties including oil gel formation, active ingredient delivery and film-forming ability. Ethyl cellulose can serve as a pharmaceutical excipient, such as a coating agent, flavoring agent, tablet filler, etc..

HPMC (Type II, Viscosity: 3 mPa.s) is a nonionic polymer prepared via synthetic modification of cellulose. As a hydrophilic matrix material, HPMC prolongs drug release through non-Fickian diffusion, which includes the diffusion of drugs in the hydrated matrix and the polymer relaxation process.

Chitosan (Deacetylated chitin; Poly(D-glucosamine)) (≥80% deacetylated, Medium viscosity,200-400mPa.s) is a polysaccharide obtained by deacetylating chitin, and exhibits antimicrobial activity against various bacteria and fungi.

Methyl cellulose (MC) (Viscosity:1500mPa.s) is a non-ionic cellulose ether with surface activity and thermogelation properties. Methyl cellulose (Viscosity:1500mPa.s) is widely used as drug delivery agents, thickeners, stabilizers, emulsifiers, etc., in industries such as pharmaceuticals, food, cosmetics, and construction.

Chitosan (Deacetylated chitin) (≥85% deacetylated, viscosity>90 mPa.s, MW 15000) is a polysaccharide obtained by deacetylating chitin, and exhibits antimicrobial activity against various bacteria and fungi.

Chitosan (Deacetylated chitin) (≥90% deacetylated, Low viscosity,<200mPa.s) is a polysaccharide obtained by deacetylating chitin, and exhibits antimicrobial activity against various bacteria and fungi.

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.

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.

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.

Chitosan (Deacetylated chitin) (≥90% deacetylated,viscosity 10 mPa.s) is a polysaccharide obtained by deacetylating chitin, and exhibits antimicrobial activity against various bacteria and fungi. Chitosan (≥90% deacetylated,viscosity 10 mPa.s) can be used as a versatile biomaterial in drug delivery, tissue engineering, and wound healing.

Chitosan (Deacetylated chitin) (≥90% deacetylated, viscosity 650-700 mPa.s) is a polysaccharide obtained by deacetylating chitin, and exhibits antimicrobial activity against various bacteria and fungi. Chitosan (≥90% deacetylated, viscosity 650-700 mPa.s) can be used as a versatile biomaterial in drug delivery, tissue engineering, and wound healing.