Results 91 to 100 of about 36,591 (310)

Role of fibrilins in human cancer: A narrative review

open access: yesHealth Science Reports, 2023
Background Fibrillin is one of the extracellular matrix glycoproteins and participates in forming microfibrils found in many connective tissues. The microfibrils enable the elasticity and stretching properties of the ligaments and support connective ...
Mahsa Mahdizadehi   +3 more
doaj   +1 more source

Ultrastructural characterization (morphological and topochemical) of wood pulp fibres [PDF]

open access: yes, 2007
Different electron microscopy techniques including SEM (scanning electron microscopy), FE-SEM (field emission-scanning electron microscopy), TEM (transmission electron microscopy) and Immuno-gold TEM (immuno-gold transmission electron microscopy) were ...
Fernando, Dinesh
core  

Engineering of Bioenergy Crops: Dominant Genetic Approaches to Improve Polysaccharide Properties and Composition in Biomass. [PDF]

open access: yes, 2020
Large-scale, sustainable production of lignocellulosic bioenergy from biomass will depend on a variety of dedicated bioenergy crops. Despite their great genetic diversity, prospective bioenergy crops share many similarities in the polysaccharide ...
Brandon, Andrew G, Scheller, Henrik V
core  

Melt Processing of Cellulose Acetate for Controlled Release Applications – A Review

open access: yesMacromolecular Materials and Engineering, EarlyView.
This review presents recent developments in the melt‐processing of cellulose acetate (CA). Factors affecting the processability, biodegradability, and mechanical performance of CA are also summarized. Plasticizers, bio‐based polymers (PLA, PBAT & PHBV), and clay nanoparticles are also examined toward enhancing the melt processability and mechanical ...
Thabang N. Mphateng   +4 more
wiley   +1 more source

The effect of alkalisation on the mechanical properties of natural fibres [PDF]

open access: yes, 2008
A study on the effect of alkalisaton using 3% NaOH solution was carried out on Flax, Kenaf, Abaca and Sisal to observe the impact that the common pre-treatment process has on fibre mechanical properties.
Banks, William M.   +4 more
core  

Structure-mechanics relationships of collagen fibrils in the Osteogenesis Imperfecta Mouse model [PDF]

open access: yes, 2015
The collagen molecule, which is the building block of collagen fibrils, is a triple helix of two α1(I) chains and one α2(I) chain. However, in the severe mouse model of osteogenesis imperfecta (OIM), deletion of the COL1A2 gene results in the ...
Andriotis, OG   +7 more
core   +4 more sources

Structural and Material Properties of Chitin Nanofibers Produced Without Deacetylation Treatment

open access: yesNano Select, EarlyView.
In this study, we prepared chitin nanofibers with a width of several nanometers without the need for a deacetylation process. We examined their structural properties, such as their morphology, surface charge, colloidal stability, and material performance, including their emulsifying capabilities and film properties, by comparing them with those of ...
Yuka Tomita   +4 more
wiley   +1 more source

Cellulose nanocrystals-microfibrils biocomposite with improved membrane performance

open access: yesCarbohydrate Polymer Technologies and Applications, 2023
This study investigates eco-friendly membrane biocomposites derived from biomass, utilizing cellulose microfibrils (CMF) as the main membrane material. Cellulose nanocrystals (CNC), isolated from rice husk, were added as reinforcing fillers in CMF flat ...
Moch Saifur Rijal   +3 more
doaj  

The structure of the α-keratin microfibril

open access: yesBioscience Reports, 1983
Quantitative measurements of the intensity of the meridional reflections in the X-ray-diffraction pattern of α-keratin are shown to be consistent with a microfibril structure in which a surface lattice with an axially projected period around 200 Å is subject to a periodic interruption with an axially projected period of 470 Å. Taken in conjunction with
R.D.B. Fraser, T.P. MacRae
openaire   +3 more sources

Flocculation of microfibrillated cellulose in shear flow [PDF]

open access: yesCellulose, 2012
AbstractIn this work, the rheological properties of microfibrillated cellulose suspensions under stepped flow and constant shear were studied using a combination of rotational dynamic rheometer and digital imaging. During each rheological measurement, the structure of the suspension was monitored through a transparent outer cylinder with a digital ...
Karppinen, Anni   +5 more
openaire   +3 more sources

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