Results 11 to 20 of about 12,421 (291)

Formation of nanoparticles by cooperative inclusion between (S)-camptothecin-modified dextrans and β-cyclodextrin polymers

open access: yesBeilstein Journal of Organic Chemistry, 2015
Novel (S)-camptothecin–dextran polymers were obtained by “click” grafting of azide-modified (S)-camptothecin and alkyne-modified dextrans. Two series based on 10 kDa and 70 kDa dextrans were prepared with a degree of substitution of (S)-camptothecin ...
Thorbjørn Terndrup Nielsen   +6 more
doaj   +2 more sources

How Do Cyclodextrins and Dextrans Affect the Gut Microbiome? Review of Prebiotic Activity

open access: yesMolecules
The modulation of the gut microbiome through dietary components has garnered significant attention for its potential health benefits. Prebiotics, non-digestible food ingredients that promote the growth of beneficial gut bacteria, play a crucial role in ...
Anna Gościniak   +2 more
doaj   +2 more sources

Transdermal delivery of FITC-Dextrans with different molecular weights using radiofrequency microporation

open access: yesBiomaterials Research, 2020
Background Transdermal delivery is of great importance for the effective delivery of bioactive or therapeutic agents into a body. The microporation device based on radiofrequency can be used to enhance delivery efficiency by removing the epidermis layer.
Guk Young Ahn   +3 more
doaj   +2 more sources

Influence of dextrans on cardiac preservation in an extracorporeal rat heart model [PDF]

open access: yes, 1995
Despite advances in preservation techniques for thoracic organs, the ischemic tolerance of the donor heart is still limited. Recently, a beneficial effect of oncotic substances such as dextran was shown in lung transplantation.
Demertzis, S   +5 more
core   +2 more sources

Dextran and its potential use as tablet excipient [PDF]

open access: yes, 2015
Dextrans are a class of carbohydrate polymers extensively applied in pharmaceutical applications, particularly as drug conjugate macromolecular carriers or drug delivery systems.
D. R. Perinelli   +15 more
core   +1 more source

Quantificação de dextranas em açúcares e em cachaças Quantification of dextrans in sugars and in brazilian sugar-cane spirits

open access: yesQuímica Nova, 2007
Solid dextrans are thermally stable polysaccharides losing water only at 160ºC. According to IR, X-ray, DTA and DSC data no noticeable changes in dextran configuration occurs at this temperature.
Manoel Gabriel Rodrigues Filho   +5 more
doaj   +1 more source

Cytosolic Uptake of Large Monofunctionalized Dextrans

open access: yes, 2018
Dextrans are a versatile class of polysaccharides with applications that span medicine, cell biology, food science, and consumer goods. Here, we report on a new type of large monofunctionalized dextran that exhibits unusual properties: efficient ...
Henry R. Kilgore (3917024)   +2 more
core   +2 more sources

COMPARISON OF THE EFFICACY OF HYDROXYPROPYL METHYLCELLULOSE/ DEXTRAN, SODIUM HYALURONATE AND POLYETHYLENE GLYCOL/PROPYLENE GLYCOL BASED COMMERCIAL ARTIFICIAL TEAR PRODUCTS USING THE NONINVASIVE TEAR FILM BREAKUP TIME

open access: yesPakistan Armed Forces Medical Journal, 2020
Objective: To compare the efficacy of sodium hyaluronate, hydroxypropyl methylcellulose/dextran and polypropylene/polyethylene glycol based commercial artificial tear products using the noninvasive tear film breakup time.
Faisal Aziz Khan   +2 more
doaj   +4 more sources

A2A Adenosine Receptor Antagonism Reverts the Blood-Brain Barrier Dysfunction Induced by Sleep Restriction. [PDF]

open access: yesPLoS ONE, 2016
Chronic sleep restriction induces blood-brain barrier disruption and increases pro-inflammatory mediators in rodents. Those inflammatory mediators may modulate the blood-brain barrier and constitute a link between sleep loss and blood-brain barrier ...
Gabriela Hurtado-Alvarado   +3 more
doaj   +1 more source

Dextran dextrinase and dextran of Gluconobacter oxydans

open access: yesJournal of Industrial Microbiology & Biotechnology, 2005
Certain strains of Gluconobacter oxydans have been known since the 1940s to produce the enzyme dextran dextrinase (DDase; EC2.4.1.2)-a transglucosidase converting maltodextrins into (oligo)dextran. The enzyme catalyses the transfer of an alpha1,4 linked glucosyl unit from a donor to an acceptor molecule, forming an alpha1,6 linkage: consecutive ...
Myriam, Naessens   +3 more
openaire   +2 more sources

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