Results 41 to 50 of about 181,440 (305)

Investigating Lignin-Derived Monomers and Oligomers in Low-Molecular-Weight Fractions Separated from Depolymerized Black Liquor Retentate by Membrane Filtration

open access: yesMolecules, 2021
Base-catalyzed depolymerization of black liquor retentate (BLR) from the kraft pulping process, followed by ultrafiltration, has been suggested as a means of obtaining low-molecular-weight (LMW) compounds.
Kena Li   +5 more
doaj   +1 more source

Conversion of Chitin to Defined Chitosan Oligomers: Current Status and Future Prospects

open access: yesMarine Drugs, 2019
Chitin is an abundant polysaccharide primarily produced as an industrial waste stream during the processing of crustaceans. Despite the limited applications of chitin, there is interest from the medical, agrochemical, food and cosmetic industries because
Christian Schmitz   +5 more
doaj   +1 more source

Effect of 60Co γ-ray irradiation on solubility and structure of byproducts of Procambarus clarkii

open access: yesFushe yanjiu yu fushe gongyi xuebao, 2023
The effects of 60Co γ-ray irradition (absorbed dose: 0 kGy, 5 kGy, 15 kGy, 20 kGy, 30 kGy, and 50 kGy) on the pH, solubility, free amino acid content, and structural characteristics of Procambarus clarkii byproducts were studied. The results showed that
ZOU Zhaohui   +9 more
doaj   +1 more source

DNA methylation and expression of MAPRE3 affect overall survival of early‐stage non‐small cell lung cancer patients

open access: yesMolecular Oncology, EarlyView.
Both cg12821679MAPRE3 methylation and MAPRE3 expression are significantly associated with overall survival (OS) of non‐small cell lung cancer. Meanwhile, MAPRE3 expression significantly modified the effect of smoking cessation on OS. Smoking cessation benefits OS merely for patients with high MAPRE3 expression.
Chao Chen   +14 more
wiley   +1 more source

High-order WENO scheme for Polymerization-type equations [PDF]

open access: yes, 2009
Polymerization of proteins is a biochimical process involved in different diseases. Mathematically, it is generally modeled by aggregation-fragmentation-type equations.
Gabriel, Pierre, Tine, Léon Matar
core   +6 more sources

Larix Sibirica Arabinogalactan Hydrolysis over Zr-SBA-15; Depolymerization Insight

open access: yesMolecules, 2022
Arabinogalactan depolymerization over solid Zr-containing SBA-15-based catalyst was studied via HPLC, GPC, and theoretical modeling. Arabinogalactans (AG) are hemicelluloses mainly present in larch wood species, which can be extracted on an industrial ...
Valentin V. Sychev   +7 more
doaj   +1 more source

From energy provision to protein synthesis: Tunnelling nanotubes as mediators of intercellular metabolic cooperation in cancer

open access: yesFEBS Open Bio, EarlyView.
The cytoskeleton‐mediated transport of mitochondria via tunnelling nanotubes restores respiration, increases ATP production, rescues cells from apoptosis, activates the AKT/mTOR signalling pathway, promotes cell migration and invasiveness, contributes to cancer progression and treatment resistance.
Stanislava Martínková, Jan Trnka
wiley   +1 more source

Stress relaxation in F-actin solutions by severing

open access: yes, 2019
Networks of filamentous actin (F-actin) are important for the mechanics of most animal cells. These cytoskeletal networks are highly dynamic, with a variety of actin-associated proteins that control cross-linking, polymerization and force generation in ...
Arzash, S.   +4 more
core   +1 more source

Niche differentiation is spatially and temporally regulated in the rhizosphere. [PDF]

open access: yes, 2020
The rhizosphere is a hotspot for microbial carbon transformations, and is the entry point for root polysaccharides and polymeric carbohydrates that are important precursors to soil organic matter (SOM).
Banfield, Jillian F   +10 more
core   +1 more source

Degradation Product-Promoted Depolymerization Strategy for Chemical Recycling of Poly(bisphenol A carbonate)

open access: yesMolecules
The accumulation of waste plastics has a severe impact on the environment, and therefore, the development of efficient chemical recycling methods has become an extremely important task.
Maoqing Chai   +4 more
doaj   +1 more source

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