low molecular weight polymer
REVIEW ON GASTRORETENTIVE MUCOADHESIVE MICROSPHERE
... optimum molecular weight for maximum bioadhesion depends upon type of mucoadhesive polymer at ...molecular weight. For example, polyethylene glycol (PEG), with a molecular ...
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Effects of polymer molecular weight on relative oral bioavailability of curcumin
... in low (5000–15,000) and high (40,000–75,000) molecular weight PLGA (LMw-NPC and HMw-NPC, respectively) were prepared using an emulsification- solvent evaporation ...different molecular ...
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Multidomain hybrid hydrogels : Spatially resolved photopatterned synthetic nanomaterials combining polymer and low-molecular-weight gelators
... gels containing more than one component, where the individual gelation systems could be addressed individually in a spatially resolved manner. We became interested in the application of combined polymer and ...
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Biodegradable and biocompatible cationic polymer delivering microRNA-221/222 promotes nerve regeneration after sciatic nerve crush
... of low molecular weight PEI, which has been applied in different cell ...a low molecular weight cross-linked poly (ethylene imine) using PDA and named it ...a low ...
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Recovery of Biological Products in Aqueous Two Phase Systems - Volume 1 Number 2 (Aug. 2010) - IJCEA
... one polymer in the presence of low molecular weight solutes (salt) is usually preferred for large scale operation since salt is much cheaper than dextran and the phases have a lower viscosity, ...
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Improving aqueous solubility and antitumor effects by nanosized gambogic acid-mPEG<sub>2000</sub> micelles
... amphiphilic polymer-drug conjugate was prepared by condensation of low molecular weight monomethoxy- poly(ethylene glycol) (mPEG)-2000 with gambogic acid (GA-mPEG 2000 ) through an ester ...
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Recent trends in bioinks for 3D printing
... high molecular weight and low molecular weight aga- roses and its ability to form 3D structures and support towards live ...and low molecular weight agarose ...
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Phase separation effects and the nematic-isotropic transition in polymer and low molecular weight liquid crystals doped with nanoparticles
... in polymer and low molecular weight liquid crystals doped with nanoparticles have been studied both experimentally and theoretically in terms of molecular mean-field ...and low ...
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Modelling the jetting of dilute polymer solutions in drop-on-demand inkjet printing
... Fig. 10 demonstrates the distinct jetting behaviours of each re- gime. In regime 1, the breaking behaviour is similar to that of a Newtonian fluid. Break off from the nozzle occurs earlier than in the other regimes, as ...
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POLYOX (POLYETHYLENE OXIDE) MULTIFUNCTIONAL POLYMER IN NOVEL DRUG DELIVERY SYSTEM
... high molecular weight ...the molecular weight of ...high molecular weight PEO tablets (MW= 2×10 6 and 4×10 6 ) is governed by the swelling of the polymer rather than by ...
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Synthesis and properties of a novel biodegradable poly(ester amine) copolymer based on poly(L-lactide) and low molecular weight polyethylenimine for gene delivery
... and low molecular weight PEI was evaluated by in vitro transfection experiments in HEK293 cells using plasmid ...DNA weight ratios were added to HEK293 cell cultures followed by ...DNA ...
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Humic Acid Degradation via Solar Photo-Fenton Process in Aqueous Environment
... (1) (2) λ ≤ 400 nm (3) (4) The SPF process is believed to have many advantages that make it suitable for purifying contaminated water. It oxidizes a range of organic compounds significantly faster than other traditional ...
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Purification and biocompatibility of fermented hyaluronic acid for its applications to biomaterials
... an Ultra Filter (Pellicon2, Millipore, USA) after removal of the bacterial strains and insoluble impurities. The sample was then diluted by a factor of 2 using deionized water. Diafiltration was performed by pumping the ...
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Drag reduction in pipe flows with polymer additives
... concentration coiled drag lower high as however, break as molecular polymer drag drag low than For better stresses in as resulted thin PAM polymer premixed reduction in found to polymer [r] ...
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Arterial indications for the low molecular weight heparins
... Ischemic stroke, although heterogeneous in nature, shares a pathophysiological basis that is similar to the underlying mechanisms of acute coronary syndromes. While established methods for prevention of ischemic stroke ...
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Modeling of Sic Power Semiconductor Devices For Switching Converter Applications
... on molecular weight, molecular weight distribution, and were incapable of producing advanced topology such as block ...high molecular weight main-chain ferrocene-containing ...
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Surface initiated SET living radical polymerisation for the synthesis of silica–polymer core–shell nanoparticles
... the polymer grafts. For instance, the polymer graft length and grafting density has been shown to impact the circulation lifetime 8 and cytotoxicity 9 of administered nanomaterials, as well as the ...
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Scanning Probe Microscopy Studies of the Properties of Conducting Polymers
... in polymer films during repeated doping-undoping cycles, beyond the well documented swelling-deswelling of the polymer films due to uptake and release of the solvent 8-12 ...the polymer films in the ...
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Structural Modification of Proteins and Peptides
... with the drug target. PEG is non- biodegradable and thus, there is some evidence of enzyme driven low rate oxidation generating aldehydes and ketones. But it is not a normal detoxification mechanism. PEG end up in ...
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Well defined hyperstar copolymers based on a thiol–yne hyperbranched core and a poly(2 oxazoline) shell for biomedical applications
... hyperbranched polymer based on poly(glycidol), 37 poly vinyl benzyl chloride, 38 or hydroxyphenyl valeric ...linear polymer chains can be attached in an arm- first approach as shown for glycogen, 40 ...
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