Results 11 to 20 of about 1,424,781 (281)

Macromolecular Size and Architecture of Humic Substances Used in the Dyes’ Adsorptive Removal from Water and Soil

open access: yesAgronomy, 2023
Humic substances are naturally occurring materials composed of complex biogenic mixtures of substituted aromatic and aliphatic hydrocarbon core materials derived from the degradation and decomposition of dead plant and animal matter.
Panagiota G. Fragouli   +2 more
doaj   +2 more sources

Food Gels Based on Polysaccharide and Protein: Preparation, Formation Mechanisms, and Delivery of Bioactive Substances

open access: yesGels
Hydrogels have a unique three-dimensional network that can create a good environment for the loading of functional compounds; hence, they have considerable potential in the delivery of bioactive substances.
Yong Guo   +4 more
doaj   +2 more sources

Application of biotechnology in improving the quality of low-grade tobacco leaves [PDF]

open access: yesZhongguo niangzao
The high occupancy rate and low utilization rate of low-grade tobacco leaf resources in China have been recognized as major challenges for the tobacco industry.
PAN Qianwen, TIAN Xiaoya, XU Weijie, CHEN Jingyu, ZHANG Xin
doaj   +1 more source

Molecular-mass distribution of humic substances from Arctic soils according to size exclusion chromatography

open access: yesPolish Polar Research, 2020
Humic substances are polydisperse mixtures of structurally complex matters with different molecular weights. The complexity of molecular composition of humic substances is reflected through their physical and chemical properties and results in diverse ...
Lodygin, Evgeny, Vasilevich, Roman
doaj   +1 more source

Enhancement of the mariculture wastewater treatment based on the bacterial-microalgal consortium

open access: yesMaterials Science for Energy Technologies, 2022
Though bacterial-microalgal consortium (BM) system showed significant advantages for the mariculture wastewater treatment, how the high saline to the degradation of nitrogen, phosphorus and organic component shift need to be further investigated. In this
Binghan Xie   +7 more
doaj   +1 more source

TRANSDERMAL DRUG DELIVERY AND METHODS TO ENHANCE IT

open access: yesВестник трансплантологии и искусственных органов, 2016
The paper presents the common methods employed in recent years for enhancing transdermal delivery of drug substances when applying transdermal therapeutic delivery systems.
E. G. Kuznetsova   +3 more
doaj   +1 more source

Protective Effect of Coconut Oil Meal Phenolic Antioxidants against Macromolecular Damage: In Vitro and In Vivo Study

open access: yesJournal of Chemistry, 2020
Coconut oil meal, a cheap by-product of coconut oil production, is a rich source of phenolic antioxidants. Many age-related diseases are caused by reactive oxygen species- (ROS-) induced damage to macromolecules such as lipids, proteins, and DNA.
A. N. Karunasiri   +4 more
doaj   +1 more source

Die Verteilung von hochmolekularen Stoffen und von Zellfragmenten in flüssigen Phasenpaaren zur Fraktionierung

open access: yesCHIMIA, 1972
The possibilities and the problems of fractionating high molecular substances and cell fragments with liquid phase pairs are discussed. Low molecular substances are now currently separated by countercurrent distribution.
P. von Tavel
doaj   +1 more source

Intestinal Macromolecular Transport Supporting Adaptive ImmunitySummary

open access: yesCellular and Molecular Gastroenterology and Hepatology, 2019
The gastrointestinal tract performs opposing functions of nutrient absorption, barrier maintenance, and the delivery of luminal substances for the appropriate induction of tolerogenic or protective adaptive immunity.
Devesha H. Kulkarni, Rodney D. Newberry
doaj   +1 more source

Interplay Between Lipid Metabolism and Autophagy

open access: yesFrontiers in Cell and Developmental Biology, 2020
Autophagy is a self-eating process of using lysosomes to degrade macromolecular substances (e.g., proteins and organelles) that are damaged, degenerated, or aging. Lipid metabolism is the synthesis and degradation of lipids (e.g., triglycerides, steroids,
Yangchun Xie   +3 more
doaj   +1 more source

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