Results 81 to 90 of about 72,257 (309)

Greek Protected Designation of Origin Xinomavro Wines: A Deep Dive into Their Chemical Composition and Geographical Origin by Using Ultra High Performance Liquid Chromatography–Trapped Ion Mobility Spectrometry–Quadrupole Time of Flight–Mass Spectrometry

open access: yesAnalysis &Sensing, EarlyView.
Greek protected designation of origin Xinomavro wines are analyzed with ultra high performance liquid chromatography–trapped ion mobility spectrometry–quadrupole time of flight‐mass spectrometry (UHPLC‐TIMS‐QTOF‐MS). Both target and not‐target screening approaches are employed, leading to the identification and quantification of several polyphenols and
Panagiotis‐Loukas Gialouris   +6 more
wiley   +1 more source

Assessing the Performance of 1D-Convolution Neural Networks to Predict Concentration of Mixture Components from Raman Spectra [PDF]

open access: yesarXiv, 2023
An emerging application of Raman spectroscopy is monitoring the state of chemical reactors during biologic drug production. Raman shift intensities scale linearly with the concentrations of chemical species and thus can be used to analytically determine real-time concentrations using non-destructive light irradiation in a label-free manner. Chemometric
arxiv  

Size-selective molecular recognition based on a confined DNA molecular sieve using cavity-tunable framework nucleic acids

open access: yesNature Communications, 2020
Size-selective discrimination is an issue in biosensing. Here, the authors report on a size selective DNA nanocage which excludes agents based on size and protects the probes against degradation, and demonstrate the discrimination between mature and ...
Xiaoyi Fu   +8 more
doaj   +1 more source

Recent development of pH‐responsive theranostic nanoplatforms for magnetic resonance imaging‐guided cancer therapy

open access: yesExploration, 2023
The acidic characteristic of the tumor site is one of the most well‐known features and provides a series of opportunities for cancer‐specific theranostic strategies.
Xu Li   +5 more
doaj   +1 more source

Assessment of Virgin Olive Oil Adulteration by a Rapid Luminescent Method [PDF]

open access: yes, 2019
The adulteration of virgin olive oil with hazelnut oil is a common fraud in the food industry, which makes mandatory the development of accurate methods to guarantee the authenticity and traceability of virgin olive oil.
Fernández Recamales, Ángeles   +3 more
core   +1 more source

Correlating the Vibrational Spectroscopic Fingerprints of Laundry Detergents Against Consumer Experience‐A Collaborative Investigation with the Clean Cloth Nappies Community

open access: yesChemistry – An Asian Journal, EarlyView.
IR and Raman spectra were explored in conjunction with chemometrics as tools to predict wash performance in laundry detergent. The reference performance was based on user experiences with performance classes based on the database of wash performance collated by the Clean Cloth Nappy community.
Lea K Muetzel   +5 more
wiley   +1 more source

Rationally designed monoamine oxidase A‐activatable AIE molecular photosensitizer for the specific imaging and cellular therapy of tumors

open access: yesAggregate, 2023
Due to both the requirements of repeated complex organic synthesis and tedious biochemical verification experiments for the screening of new photosensitizers, the development of a satisfactory photosensitizer with excellent photosensitivity and highly ...
Yingcai Hu   +5 more
doaj   +1 more source

Process Performance Analysis in Large-Scale Systems Integrating Different Sources of Information

open access: yes, 2012
Process auditing using historical data can identify causes for poor performance and reveal opportunities to improve process operation. To date, the data used has been limited to process measurements; however other sources hold complementary information ...
Bauer   +19 more
core   +1 more source

Non‐targeted metabolite profiling reveals biochemical diversity of three East Asian mosses

open access: yesBulletin of the Korean Chemical Society, EarlyView.
Mosses are known for their bioactive composition and adaptation to environmental stresses. This study explores the metabolic diversity of three East Asian moss species, Niphotrichum japonicum, Calohypnum plumiforme, and Polytrichum formosum, using high‐resolution mass spectrometry. Lipids, particularly unsaturated fatty acids linked to cold adaptation,
Fatima Tuz Zahra   +5 more
wiley   +1 more source

Metabolomics : a tool for studying plant biology [PDF]

open access: yes, 2005
In recent years new technologies have allowed gene expression, protein and metabolite profiles in different tissues and developmental stages to be monitored.
Gullberg, Jonas
core  

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