Results 81 to 90 of about 205,279 (257)

Synthesis of dextran derivatives with thiol-specific reactive groups for the preparation of dextran-protein conjugates

open access: yes, 1993
A novel strategy is described for the preparation of dextran-protein conjugates containing disulfide linkages. ''Dormant'' protected thiol groups are introduced as side chains on dextran.
Geertrui Persijn   +7 more
core   +1 more source

A U‐shaped Microfluidic Platform for Culturing Vascularized Colorectal Cancer Spheroids Reveals Tumor–Endothelial Crosstalk and Invasion‐Associated Remodeling

open access: yesAdvanced Materials Technologies, EarlyView.
A closed U‐shaped microfluidic platform symmetrically embeds a single, size‐controlled HT29 colorectal cancer spheroid within a GFP‐HUVEC‐laden fibrin matrix. HT29 spheroids are associated with hyper‐branched endothelial network remodeling, while vascularized co‐culture is accompanied by anisotropic protrusive growth and EMT‐like marker changes in the ...
G. Cretti   +4 more
wiley   +1 more source

Recombinant Expression of Dextransucrase in Food-grade Lactic Acid Bacteria

open access: yesShipin gongye ke-ji
In order to study the synthesis of dextran in Lactobacillus and to analyze its structure, in this study, the dextransucrase DsrB was ligated with the Lactococcus lactis expression vector pNZ8148 plasmid vector with SP45 secretion signal peptide, and ...
Yuanhao PU   +5 more
doaj   +1 more source

Derivatives of dextran : synthesis and applications in oncology

open access: yes, 2000
Targeted therapy for cancer treatment using cytostatic drugs and radionuclides is becoming an increasingly important tool in clinical oncology. Much research is focused on the development of effective tumour targeting compounds.
Du, Jin   +5 more
core   +1 more source

Silk Fibroin Nanofiber–Immobilized Horseradish Peroxidase Enables Continuous Preparation of Injectable Hydrogels With Negligible Residual Enzyme for Drug Delivery

open access: yesAdvanced Materials Technologies, EarlyView.
Overcoming the immunogenicity challenges of enzyme‐mediated crosslinking, a flow‐through reactor utilizing SFNF‐HRP enables the continuous production of injectable hydrogels. This continuous platform ensures homogeneous crosslinking while minimizing residual HRP in the resulting hydrogels.
Ayari Miyawaki, Shinji Sakai
wiley   +1 more source

Synthesis, Characterization, and Toxicity Evaluation of Dextran-Coated Iron Oxide Nanoparticles

open access: yesMetals, 2017
We report the synthesis of dextran-coated iron oxide magnetic nanoparticles (DIO-NPs) with spherical shape and uniform size distribution as well as their accumulation and toxic effects on Jurkat cells up to 72 h.
Mihaela Balas   +6 more
doaj   +1 more source

Red‐Light Tomographic Volumetric 3D Printing in Seconds for Fabrication of Colorless Structures

open access: yesAdvanced Materials Technologies, EarlyView.
A custom red‐light‐responsive TVAM platform combines methylene blue, triethanolamine, and PEGDA to fabricate transparent crosslinked hydrogels. Light patterns are projected into a rotating resin container, where a sacrificial photoinitiator system enables rapid polymerization and colorless channel‐containing structures, utilizing low‐energy light for ...
Ali Eftekhari   +9 more
wiley   +1 more source

Sinthesis nanoparticles of silver with dextran and amino-dextran

open access: yes, 2011
García Albert, C. (2011). Sinthesis nanoparticles of silver with dextran and amino-dextran.
García Albert, Carolina
core  

Pembuatan Dextran Secara Fermentasi

open access: yes, 2012
Dextran is a polysaccharide synthesized by bacteria, including those belongingto the genera of Leuconostoc, Streptobacter. or related forms. Its principal utility now lies in its ability to serve as a blood plasma volume expander.Dextran's chemical and ...
Karsini, Karsini
core   +1 more source

Thermoresponsive Self‐Healing Carbon Nanotube‐Reinforced Dual‐Network Hydrogels for Wearable Sensors and Information Concealment

open access: yesAdvanced Materials Technologies, EarlyView.
A CNT‐reinforced dual‐network hydrogel combines ionic liquid‐mediated thermoresponsiveness, dynamic covalent crosslinking, and conductive nanostructures within a single adaptive material. The hydrogel exhibits ultrafast gelation, autonomous self‐healing, >1000% stretchability, reversible optical switching, and stable electromechanical sensing, enabling
Xia Qiu   +6 more
wiley   +1 more source

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