Results 11 to 20 of about 6,897,562 (308)

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

Journal 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, Amjad Qandil, Tamara Marji, Bashar Al-Taani, Aseel Khaled   +4 more
doaj   +1 more source

Shaping of molecular weight distribution using b-spline based predictive probability density function control [PDF]

, 2004
Issues of modelling and control of molecular weight distributions (MWDs) of polymerization products have been studied under the recently developed framework of stochastic distribution control, where the purpose is to design the required control inputs ...
Zhang, J.F., Yue, H., Wang, H., Cao, L.
core   +4 more sources

Shaping of molecular weight distribution by iterative learning probability density function control strategies [PDF]

, 2008
A mathematical model is developed for the molecular weight distribution (MWD) of free-radical styrene polymerization in a simulated semi-batch reactor system.
Yue, H., Wang, H., Zhang, J., Wang, H.; id_orcid   +3 more
core   +4 more sources

Thermosensitive Chitosan-Containing Hydrogels: Their Formation, Properties, Antibacterial Activity, and Veterinary Usage

Gels, 2022
Mixtures of aqueous solutions of chitosan hydrochloride (CS·HCl, 1–4 wt.%) and Pluronic F-127 (Pl F-127, 25 wt.%) were studied using vibrational and rotational viscometry; the optimal aminopolysaccharide concentration (3 wt.%) and the CS·HCl:Pl F-127 ...
Natalia O. Gegel, Anna B. Shipovskaya, Zaur Yu. Khaptsev, Roman V. Radionov, Anastasia A. Belyaeva, Vitaly N. Kharlamov   +5 more
doaj   +1 more source

Efficacy and tolerability of a specific blend of amino acids in patients with anorexia nervosa treated in a hospital setting: study protocol for a randomized controlled trial

Trials, 2023
Background Specific blends of essential amino acids (EAA) containing a high percentage of branched-chain amino acids preserves mitochondrial metabolism and higher physical resistance in elderly mice, increasing their survival and improving physical ...
Riccardo Dalle Grave, Simona Calugi, Chiara Ruocco, Mirko Chimini, Agnese Segala, Maurizio Ragni, Michele Carruba, Alessandra Valerio, Enzo Nisoli   +8 more
doaj   +1 more source

Breath biomarkers of insulin resistance in pre-diabetic Hispanic adolescents with obesity

Scientific Reports, 2022
Insulin resistance (IR) affects a quarter of the world’s adult population and is a major factor in the pathogenesis of cardio-metabolic disease. In this pilot study, we implemented a non-invasive breathomics approach, combined with random forest machine ...
Mohammad S. Khan, Suzanne Cuda, Genesio M. Karere, Laura A. Cox, Andrew C. Bishop   +4 more
doaj   +1 more source

A Novel Fermented Rapeseed Meal, Inoculated with Selected Protease-Assisting Screened B. subtilis YY-4 and L. plantarum 6026, Showed High Availability and Strong Antioxidant and Immunomodulation Potential Capacity

Foods, 2022
A study was conducted to investigate the yield of small peptides from rapeseed meal (RSM) by solid-state fermentation (SSF) with acid-protease-assisting B. subtilis YY-4 and L. plantarum CICC6026 (FRSMP). This study explored the availability, antioxidant
Yan Wang, Hao Sun, Xiaolan Liu
doaj   +1 more source

Do Low Molecular Weight Agents Cause More Severe Asthma than High Molecular Weight Agents? [PDF]

PLoS ONE, 2016
INTRODUCTION:The aim of this study was to analyse whether patients with occupational asthma (OA) caused by low molecular weight (LMW) agents differed from patients with OA caused by high molecular weight (HMW) with regard to risk factors, asthma ...
Olga Meca, María-Jesús Cruz, Mónica Sánchez-Ortiz, Francisco-Javier González-Barcala, Iñigo Ojanguren, Xavier Munoz   +5 more
doaj   +1 more source

Study on the preparation process of quinoa anti-hypertensive peptide and its stability

Frontiers in Nutrition, 2023
Quinoa seeds are a food resource rich in protein, vitamins, minerals, and other functional components such as polyphenols, polysaccharides, and saponins.
Xing Fan, Xuemei Ma, Ruxianguli Maimaitiyiming, Aihemaitijiang Aihaiti, Jiangyong Yang, Xianai Li, Xiaoyun Wang, Guangxian Pang, Xiaolu Liu, Chenggong Qiu, Redili Abra, Liang Wang   +11 more
doaj   +1 more source

Study of the Molecular Weight of Pullulan Produced by Aureobasidium pullulans from Industrial Waste

Materials Research, 2023
The objective of this research was the sustainable development of pullulan and its structural and rheological characterization. In addition, the cultivation of the A.
Victor R. L. Oliveira, Victória V. Coelho, Eliana F. C. Sérvulo, Verônica M. de A. Calado   +3 more
doaj   +1 more source