Results 51 to 60 of about 2,490,086 (243)

The Amino Acid Composition of the Organic Matrix of Some Recent and Fossil Shells of Some West Coast Species of Mytilus [PDF]

open access: yes, 1962
The organic matrix from each structural unit of Mytilus californianus has a distinctive amino acid composition. Systematic variations in composition occur within the outer prismatic layer and the periostracum.
Hare, Peter Edgar
core   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Analysis of copigmentation between organic acids and cyanidin 3-O-glucoside in blackberry wine

open access: yesFood Chemistry: X
Background: Cyanidin 3-O-glucoside (C3G) is the most abundant anthocyanin in nature. However, the copigmentation of organic acids with C3G has not been analyzed. In this study, the contents of organic acids and C3G in blackberry wine were determined, and
Gang Wu   +5 more
doaj   +1 more source

Research on Organic Acids in Fruit Wine and Acid Reduction Strategies

open access: yesShipin gongye ke-ji, 2023
The type and content of organic acids have important influence on the quality of fruit wine. Proper amount of organic acids can give fruit wine soft taste, and has certain antibacterial effect.
Ying CAO   +5 more
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Organic Viticulture in Europe

open access: yes, 2002
Introduction Organic agriculture is a thriving sector in Europe, and in some countries 10 % of the agricultural area is organic. Not so, however, for organic viticulture: the percentage of organic viticulture land compared to all vineyards is lower than
Willer, Helga   +3 more
core   +1 more source

Multi-Oxygenated Organic Compounds in Fine Particulate Matter Collected in the Western Mediterranean Area

open access: yesAtmosphere, 2021
The chemical characterization of aerosols, especially fine organic fraction, is a relevant atmospheric challenge because their composition highly depends on localization.
Esther Borrás   +3 more
doaj   +1 more source

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

Recovery of Organic and Amino Acids from Sludge and Fish Waste in Sub Critical Water Conditions

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2011
The possibility of organic and amino acid production from the treatment of sludge and fish waste using water at sub critical conditions was investigated. The results indicated that at sub-critical conditions, where the ion product of water went through a
Muhammad Faisal   +2 more
doaj   +2 more sources

Evaluation of Wine Fermentation Characteristics of Guizhou’s Five Specialty Fruits Based on the Composition of Organic Acids and Polyphenols [PDF]

open access: yesShipin Kexue
To evaluate the fermentation potential of Guizhou’s specialty fruits, the contents of organic acids and polyphenols juices in juices and laboratory prepared wines from crystal grapes, brier grapes, kiwifruits, golden prickly pears and blueberries grown ...
CHEN Qiuzhu, XIE Hanyi, HE Jiaojiao, WU Fang, WANG Chunxiao
doaj   +1 more source

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