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Showing 1-30 of 33 results for "M6768" within Papers
Hyo Won Seo et al.
Biomaterials, 34(11), 2748-2757 (2013-01-25)
The effectiveness of systemically administered anticancer treatments is limited by difficulties in achieving therapeutic doses within tumors, a problem that is complicated by dose-limiting side effects to normal tissue. To increase the efficacy and reduce the toxicity of systemically administered
Yiyi Yu et al.
Journal of pharmaceutical sciences, 102(3), 1054-1062 (2013-01-03)
To promote the application of methoxy poly(ethylene glycol)-cholesterol (mPEG-Chol), mPEG-Chol was used to prepare core-shell micelles encapsulating poorly water-soluble docetaxel (DTX-PM) by modified cosolvent evaporation method. Approaches to enhance DTX entrapment efficiency (EE) and minimize particle size were investigated in
Yanjie Bao et al.
Pharmaceutical research, 30(2), 342-351 (2012-09-18)
To determine the influence of physicochemical properties of lipid nanoparticles (LNPs) carrying siRNA on their gene silencing in vivo. Mechanistic understanding of how the architecture of the nanoparticle can alter gene expression has also been studied. The effect of 3-N-[(ω-methoxypoly(ethylene
Pengxiang Zhao et al.
Chemical communications (Cambridge, England), 49(31), 3218-3220 (2013-03-14)
"Click" chemistry now offers access to a great variety of triazoles, and the first example of a strategy to stabilize gold nanoparticles (AuNPs) with a new 1,2,3-triazole-mPEG ligand is developed here together with preliminary examples of possible applications.
Shou-Cheng Wu et al.
Biomaterials, 34(16), 4118-4127 (2013-03-08)
The coupling of specific antibodies to imaging agents often improves imaging specificity. However, free amine groups designed for the coupling can cause nonspecific binding of the imaging agents. We report here development of a nanocarrier, MnMEIO-silane-NH2-mPEG nanoparticles (NPs), consisting of
Na Li et al.
Biomaterials, 33(34), 8881-8892 (2012-09-15)
The objective of the present study was to demonstrate the effect of polyanionic copolymer mPEG-grafted-alginic acid (mPEG-g-AA)-based polyion complex (PIC) micelles on enhancing the oral absorption of salmon calcitonin (sCT) in vivo and in vitro and identify the transepithelial transport
Zhe Xun et al.
Nanotechnology, 24(35), 355504-355504 (2013-08-09)
Quantum dots have experienced rapid development in imaging, labeling and sensing in medicine and life science. To be suitable for polymerase chain reaction (PCR) assay, we have tested QD thermal cycling durability and compatibility, which have not been addressed in
Thermosensitive and biocompatible cyclotriphosphazene micelles
U, Toti.
J. Controlled Release, 119, 7-7 (2007)
Lina Du et al.
Anti-cancer drugs, 24(2), 172-180 (2012-09-20)
A functionalized poly(amidoamine) (PAMAM) nanocarrier was designed and prepared to deliver anticancer drugs. The nanocarrier is a copolymer with a core-shell structure with 3.0 G PAMAM as the core and sequentially conjugated poly(2-(N,N-diethylamino)ethyl methacrylate) (pDEA) and methoxy-poly(ethylene glycol) 2000 (mPEG)
S J Hermansky et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 35(10-11), 1031-1039 (1998-02-17)
The methoxy polyethylene glycols (MPEGs), also referred to as polyethylene glycol methyl ethers, are high molecular weight polymers similar in structure and nomenclature to the polyethylene glycols. Because of the potential for repeated cutaneous exposure of humans to MPEG-350 and
Carsten Dingels et al.
Biomacromolecules, 14(2), 448-459 (2012-12-22)
Poly(ethylene glycol) (PEG) with acid-sensitive moieties gained attention particularly for various biomedical applications, such as the covalent attachment of PEG (PEGylation) to protein therapeutics, the synthesis of stealth liposomes, and polymeric carriers for low-molecular-weight drugs. Cleavable PEGs are favored over
Mulu Z Tesfay et al.
Journal of virology, 87(7), 3752-3759 (2013-01-18)
We are developing oncolytic vesicular stomatitis viruses (VSVs) for systemic treatment of multiple myeloma, an incurable malignancy of antibody-secreting plasma cells that are specifically localized in the bone marrow. One of the presumed advantages for using VSV as an oncolytic
Seung-Young Lee et al.
Biomaterials, 34(2), 552-561 (2012-10-20)
Although targeted delivery mediated by ligand modified or tumor microenvironment sensitive nanocarriers has been extensively pursued for cancer chemotherapy, the efficiency is still limited by premature drug release after systemic administration. Herein we report a highly blood-stable, tumor-adaptable drug carrier
Nigel Irwin et al.
Biochimica et biophysica acta, 1830(8), 4009-4016 (2013-04-16)
Cholecystokinin (CCK) is a gastrointestinal hormone that has been proposed as a potential therapeutic option for obesity-diabetes. As such, (pGlu-Gln)-CCK-8 is an N-terminally modified CCK-8 analogue with improved biological effectiveness over the native peptide. The current study has examined the
De-Hao Tsai et al.
Analytical and bioanalytical chemistry, 404(10), 3015-3023 (2012-10-30)
Dithiothreitol (DTT)-based displacement is widely utilized for separating ligands from their gold nanoparticle (AuNP) conjugates, a critical step for differentiating and quantifying surface-bound functional ligands and therefore the effective surface density of these species on nanoparticle-based therapeutics and other functional
Junming Li et al.
Journal of biomedical nanotechnology, 8(5), 809-817 (2012-08-15)
In this study, quercetin (QC) with cancer chemoprevention effect and anticancer potential was loaded into polymeric micelles of methoxy poly(ethylene glycol)-cholesterol conjugate (mPEG-Chol) in order to increase its water solubility. MPEG-Chol with lower critical micelle concentration (CMC) value (4.0 x
Dawei Yong et al.
Colloids and surfaces. B, Biointerfaces, 105, 31-36 (2013-01-29)
This research is aimed to develop a nano-sized supramolecular micelle delivery system of cis-dichlorodiammine platinum (II) (CDDP) in order to achieve the passive tumor targeting. Firstly, star-shaped poly (γ-benzyl-L-glutamate) was synthesized by the ring-opening polymerization of γ-benzyl-L-glutamate-N-carboxyanhydride initiated with per-6-amino-β-cyclodextrin.
Jiani Zheng et al.
Langmuir : the ACS journal of surfaces and colloids, 28(37), 13261-13273 (2012-08-28)
Alginate/chitosan/alginate (ACA) hydrogel microcapsules were modified with methoxy poly(ethylene glycol) (MPEG) to improve protein repellency and biocompatibility. Increased MPEG surface graft density (n(S)) on hydrogel microcapsules was achieved by controlling the grafting parameters including the buffer layer substrate, membrane thickness
Yunki Lee et al.
Colloids and surfaces. B, Biointerfaces, 102, 585-589 (2012-10-30)
The control of biological interactions that occur at material-cell/blood interfaces is of great importance to help maximize in vitro and in vivo performance of biomedical devices. PEGylation has been extensively used as an effective surface modification tool that can alter
Zhifei Wang et al.
Journal of biomedical nanotechnology, 9(1), 61-68 (2013-05-01)
A drug delivery system based on gold nanoparticles (Au NPs) stabilized by an thiol-functionalized amphiphilic diblock copolymer was developed. The copolymer, poly(ethylene glycol)-b-poly(n-butyl acrylate) (MPEG-b-PBA), was synthesized by Reversible Addition-Fragmentation Transfer (RAFT) polymerization and the thiocarbonylthio group at the end
Yi Wei et al.
Langmuir : the ACS journal of surfaces and colloids, 28(39), 13984-13992 (2012-09-04)
The microcosmic mechanisms of protein (recombinant human growth hormone, rhGH) incomplete release and stability from amphiphilic poly(monomethoxypolyethylene glycol-co-D,L-lactide) (mPEG-PLA, PELA) microspheres were investigated. PELA with different hydrophilicities (PELA-1, PELA-2, and PELA-3) based on various ratios of mPEG to PLA were
Mark G P Saifer et al.
Molecular immunology, 57(2), 236-246 (2013-11-10)
The use of methoxypoly(ethylene glycol) (mPEG) in PEG conjugates of proteins and non-protein therapeutic agents has led to the recognition that the polymer components of such conjugates can induce anti-PEG antibodies (anti-PEGs) that may accelerate the clearance and reduce the
Lei Liu et al.
International journal of pharmaceutics, 443(1-2), 175-182 (2013-01-05)
This work aims to develop curcumin (Cur) loaded biodegradable self-assembled polymeric micelles (Cur-M) to overcome poor water solubility of Cur and to meet the requirement of intravenous administration. Cur-M were prepared by solid dispersion method, which was simple and easy
Rulin Cai et al.
Materials science & engineering. C, Materials for biological applications, 33(4), 2070-2077 (2013-03-19)
We report here a novel approach to fabricate a nanostructured micelle as potential drug carriers and the relationship between the morphological structure and the preparation condition. The polymeric micelle aggregates constructed by self-assembly compose of the poly(ε-caprolactone)/monomethoxy poly(ethylene glycol) linear-dendritic
Prakash G Avaji et al.
Bioorganic & medicinal chemistry letters, 23(6), 1763-1767 (2013-02-16)
Saturated fatty acids (FA) were grafted using tyrosine as a spacer group to the cyclotriphosphazene ring along with equimolar hydrophilic methoxy poly(ethylene glycol) (MPEG) in cis-nongeminal way. Seven new cyclotriphosphazene amphiphiles were prepared from combinations of hydrophilic MPEGs with different
Smita K Pawar et al.
International journal of pharmaceutics, 436(1-2), 183-193 (2012-06-23)
Efficacy of anticancer drug is limited by the severe adverse effects induced by drug; therefore the crux is in designing delivery systems targeted only to cancer cells. Toward this objectives, we propose, synthesis of poly(ethylene glycol) (PEG)-doxorubicin (DOX) prodrug conjugates
Junhwa Shin et al.
Molecular pharmaceutics, 9(11), 3266-3276 (2012-10-04)
A family of 3-methoxypoly(ethylene glycol)-vinyl ether-1,2-dioleylglycerol (mPEG-VE-DOG) lipopolymer conjugates, designed on the basis of DFT calculations to possess a wide range of proton affinities, was synthesized and tested for their hydrolysis kinetics in neutral and acidic buffers. Extruded ∼100 nm
M Zouhair Atassi et al.
Journal of neuroimmunology, 272(1-2), 29-34 (2014-05-21)
In cervical dystonia, injection of botulinum neurotoxin (BoNT) A or B into affected neck muscle reduces symptoms but may elicit anti-toxin antibodies (Abs) that block responsiveness to treatment. Previously, we localized the BoNT/A and BoNT/B sites that bind mouse or
George Mattheolabakis et al.
The Journal of pharmacology and experimental therapeutics, 351(1), 61-66 (2014-07-23)
Esterase hydrolysis of drugs can accelerate their elimination, thereby limiting their efficacy. Polyethylene glycol (PEG) covalently attached to drugs (pegylation) is known to improve the efficiency of many drugs. Using as a test agent the novel phospho-ibuprofen (PI), we examined
Synthesis, characterization, and tumor selectivity of a polyphosphazene-platinum(II) conjugate
Rita Song et al.
J. Controlled Release, 105, 9-9 (2005)
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