Results 11 to 20 of about 68,115 (310)

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

Agronomy, 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, Maria Roulia, Alexandros A. Vassiliadis   +2 more
doaj   +2 more sources

Hydraulic Resistance and Macromolecular Structure of Aerobic and Anaerobic Mixed-Culture Extracellular Polymeric Substances Gel Layers: Opportunities and Challenges [PDF]

Frontiers in Environmental Science, 2022
Soluble Extracellular Polymeric Substances (sEPS) are a mixture of microbial soluble polymers produced during aerobic or anaerobic treatment of wastewater.
Emanuel Fonseca Dinis Costa, Emanuel Fonseca Dinis Costa, Maria Cristina Gagliano, Antoine Kemperman, Antoine Kemperman, Huub H. M. Rijnaarts, Rob G. H. Lammertink, Hardy Temmink, Hardy Temmink   +8 more
doaj   +2 more sources

The interrelationship among histamine, various vasoactive substances, and macromolecular permeability in the canine forelimb. [PDF]

Circulation Research, 1980
D P Sak, GJ Grega, R M Raymond, J J Maciejko   +3 more
openaire   +4 more sources

Recent Advances of Macromolecular Hydrogels for Enzyme Immobilization in the Food Products [PDF]

Advanced Pharmaceutical Bulletin, 2022
Enzymes are one of the main biocatalysts with various applications in the food industry. Stabilization of enzymes on insoluble carriers is important due to the low reuse, low operational stability, and high cost in applications.
Leila Yavari Maroufi, Mohsen Rashidi, Mahnaz Tabibiazar, Maryam Mohammadi, Akram Pezeshki, Marjan Ghorbani   +5 more
doaj   +1 more source

Investigation of the Effect of Nanocrystalline Calcium Carbonate-Substituted Hydroxyapatite and L-Lysine and L-Arginine Surface Interactions on the Molecular Properties of Dental Biomimetic Composites

Biomimetics, 2021
Differences in the surface interactions of non-stoichiometric nanocrystalline B-type carbonate-substituted hydroxyapatite (n-cHAp) with the amino acids L-Lysine hydrochloride (L-LysHCl) and L-Arginine hydrochloride (L-ArgHCl) in acidic and alkaline media
Dmitry Goloshchapov, Vladimir Kashkarov, Kirill Nikitkov, Pavel Seredin   +3 more
doaj   +1 more source

Clarifying the Configuration of Pandamine by an Extensive Spectroscopic Reinvestigation of the Authentic 1964 Sample

Metabolites, 2023
Since its partial configurational assignment in 1964, pandamine has not been isolated or obtained by total synthesis. For decades, different works representing the structure of pandamine for illustrative purposes have lent different configurations to ...
Pascal Retailleau, Evodie Numbi Wa Ilunga, Véronique Fontaine, Jean-François Gallard, Pierre Le Pogam   +4 more
doaj   +1 more source

Humic Substances: A Novel Eco-Friendly Fertilizer

Agronomy, 2022
Humic substances (HS) are macromolecular organic materials ubiquitous in both aquatic and terrestrial systems, effective electron shuttling compounds providing macro- and microelements in organochelate form, and play an important role in determining the ...
Maria Roulia
doaj   +1 more source

Macromolecules in polysorbate 80 for injection: an important cause of anaphylactoid reactions

BMC Pharmacology and Toxicology, 2022
Polysorbate 80 for injection (TW80) is a common excipient used for injection whose macromolecular impurities, including those that cause anaphylactoid reactions, are frequently ignored.
Yue Li, Jinlian Duan, Heng Xia, Yongkun Li, Bin Shu, Weigang Duan   +5 more
doaj   +1 more source

Based on metabolomics, the optimum wind speed process parameters of flue-cured tobacco in heat pump bulk curing barn were explored

Scientific Reports, 2023
To explore the influence of wind speed on the quality of tobacco in this study, we employed a heat pump-powered intensive curing barn and a three-stage curing process.
Cheng Lin Sun, Hui Lin Zhang, Dong Bo Zhou, Zhi Jun Cheng, You Xie, Zhong Wen Rang, Lin Jian Dai   +6 more
doaj   +1 more source

Methodological Study on Determination of Recombinant Adeno-Associated Virus Particle Titer Through Size Exclusion Chromatography with Multiangle Light Scattering and Collaborative Calibration of Standard Substances. [PDF]

Molecules
Adeno-associated virus (AAV) is a promising gene therapy vector due to its high transduction efficiency, low pathogenicity, low immunogenicity, and the ability to mediate the long-term stable expression of exogenous genes.
Pei D, Li X, Bi H, Fan W, Wang H, Cui M, Qin X, Liang C.   +7 more
europepmc   +2 more sources