Results 31 to 40 of about 122,987 (400)

Chemical enhancement of footwear impressions in blood deposited on fabric — evaluating the use of alginate casting materials followed by chemical enhancement [PDF]

open access: yes, 2010
Most footwear marks made in blood on a surface such as fabric tend to be enhanced in situ rather than physically recovered using a lifting technique prior to enhancement.
Bandey, Helen   +4 more
core   +2 more sources

Introductory Chapter: Alginates - A General Overview

open access: yesAlginates - Recent Uses of This Natural Polymer, 2020
Alginate is an anionic polymer that occurs naturally in brown algae (Phaeophyceae), normally present on the cell walls of these organisms. Alginate is a structural element designated to be the seaweed’s main skeletal compound likewise the cellulose ...
L. Pereira, João Cotas
semanticscholar   +1 more source

The Potential of Seaweeds as a Source of Functional Ingredients of Prebiotic and Antioxidant Value [PDF]

open access: yes, 2019
Two thirds of the world is covered by oceans, whose upper layer is inhabited by algae. This means that there is a large extension to obtain these photoautotrophic organisms.
Gomez Zavaglia, Andrea   +4 more
core   +1 more source

Alginate: Current Use and Future Perspectives in Pharmaceutical and Biomedical Applications

open access: yesInternational Journal of Polymer Science, 2016
Over the last decades, alginates, natural multifunctional polymers, have increasingly drawn attention as attractive compounds in the biomedical and pharmaceutical fields due to their unique physicochemical properties and versatile biological activities ...
Marta Szekalska   +4 more
doaj   +1 more source

Radical Depolymerization of Alginate Extracted from Moroccan Brown Seaweed Bifurcaria bifurcata

open access: yesApplied Sciences, 2020
The degradation of alginate extracted from Moroccan Bifurcaria bifurcata has not been fully established to date. In this work, we report the extraction and the characterization of alginate (ASBB) from the brown algae B.
Bouissil Soukaina   +6 more
doaj   +1 more source

3D hybrid wound devices for spatiotemporally controlled release kinetics [PDF]

open access: yes, 2012
This paper presents localized and temporal control of releasekinetics over 3-dimensional (3D) hybridwounddevices to improve wound-healing process. Imaging study is performed to extract wound bed geometry in 3D.
Koc, Bahattin   +3 more
core   +1 more source

Zwitterionically modified alginates mitigate cellular overgrowth for cell encapsulation

open access: yesNature Communications, 2019
Foreign body reaction (FBR) to implanted biomaterials and medical devices is common and can compromise the function of implants or cause complications.
Qingsheng Liu   +17 more
semanticscholar   +1 more source

Cell-Laden alginate biomaterial modelling using three-dimensional (3D) microscale finite element technique [PDF]

open access: yes, 2021
A novel modelling technique using finite element analysis to mimic the mechanoresponse of cell-laden biomaterial is proposed for the use in bioinks and other tissue engineering applications. Here a hydrogel-based composite biomaterial specimen was used consisting of 5% (V/V) HeLa cells added to alginate solution (4% W/V) and another specimen with no ...
arxiv   +1 more source

Impact of drying on the sodium alginate obtained after polyphenols ultrasound-assisted extraction from Ascophyllum nodosum seaweeds [PDF]

open access: yes, 2021
Ultrasound-assisted extraction (UAE) of polyphenols from the brown seaweeds Ascophyllum nodosum leaves a solid phase where alginates can be extracted. This study characterizes alginates extracted after the UAE process, with and without an intermediate ...
Gisbert, Mauro   +4 more
core   +1 more source

Sodium and potassium alginates extracted from Macrocystis pyrifera algae for use in dental impression materials

open access: yesCiencias Marinas, 2004
 Sodium and potassium alginates were extracted at the pilot plant scale from the giant kelp, Macrocystis pyrifera, from Bahía Tortugas, Baja California Sur, Mexico.
R Reyes-Tisnado   +4 more
doaj   +1 more source

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