Results 71 to 80 of about 2,997,351 (334)

Research Progress on Antioxidant Peptides from Fish By-Products: Purification, Identification, and Structure–Activity Relationship

open access: yesMetabolites
Background/Objectives: Excessive reactive oxygen species (ROS) can lead to oxidative stress, which has become an urgent problem requiring effective solutions.
Xinru Liu   +6 more
doaj   +1 more source

Effects of Lycium barbarum polysaccharides with different molecular weights on function of RAW264.7 macrophages

open access: yesFood and Agricultural Immunology, 2018
The present study was aimed at investigating the effects of four LBP fractions with different molecular weights (MWs), designated LBP2, LBP3, LBP4 and LBP5, on RAW264.7 macrophages function.
Xiangliang Deng   +8 more
doaj   +1 more source

Polyimide processing additives [PDF]

open access: yes, 1992
A process for preparing polyimides having enhanced melt flow properties is described. The process consists of heating a mixture of a high molecular weight poly-(amic acid) or polyimide with a low molecular weight amic acid or imide additive in the range ...
Burks, Harold D.   +4 more
core   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Depolymerization of High Molecular Weight into a Predicted Low Molecular Weight Chitosan and Determination of the Degree of Deacetylation Coupled with Other Tests to Guarantee its Quality for Research Use

open access: yesJournal of Excipients and Food Chemicals, 2018
Low molecular weight chitosan (LMWC) is a semi synthetic biopolymer with potential uses as a pharmaceutical excipient, though, consistent and reliable grades of pure LMWC are scarce.
Adnan Badwan   +4 more
doaj  

Comparison of extractable soil carbon and dissolved organic carbon by their molecular characteristics

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2011
The aim of this study was to compare the molecular characteristics of extractable soil carbon from biotopes of the Rašeliník watershed and dissolved organic carbon (DOC) from Rašeliník creek, by using the 0.1M pyrophosphate, 0.01M CaCl2 and Britton ...
Martina Šestauberová   +1 more
doaj   +1 more source

Structure-Functional Activity Relationship of β-Glucans From the Perspective of Immunomodulation: A Mini-Review

open access: yesFrontiers in Immunology, 2020
β-Glucans are a heterogeneous group of glucose polymers with a common structure comprising a main chain of β-(1,3) and/or β-(1,4)-glucopyranosyl units, along with side chains with various branches and lengths.
Biao Han   +5 more
doaj   +1 more source

Mitochondrial fatty acid oxidation is stimulated by red light irradiation

open access: yesFEBS Letters, EarlyView.
Light at different wavelengths has distinct effects on keratinocyte viability and metabolism. UVA light abrogates metabolic fluxes. Blue and green light have no effect on metabolic fluxes, while red light enhanced oxidative phosphorylation by promoting fatty acid oxidation. Keratinocytes are the primary constituents of sunlight‐exposed epidermis.
Manuel Alejandro Herrera   +4 more
wiley   +1 more source

The adsorption of adsorbable organic halide onto biological solids : a thesis submitted in partial fulfilment of the requirements for the degree of Master of Technology in Environmental Engineering [PDF]

open access: yes, 1994
Chlorinated organic molecules may be removed from wastewaters by adsorption onto the biomass present in biological treatment systems. This study assessed the adsorption onto biological solids of Adsorbable Organic Halide (AOX) from two New Zealand kraft ...
Gapes, Daniel James
core  

Poly(triazolyl methacrylate) glycopolymers as potential targeted unimolecular nanocarriers [PDF]

open access: yes, 2019
© The Royal Society of Chemistry 2019.Synthetic glycopolymers are increasingly investigated as multivalent ligands for a range of biological and biomedical applications.
Fernandez-Trillo, F.   +12 more
core   +4 more sources

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