Articles with "dad qtof" as a keyword



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Phytochemical profiling of anti‐inflammatory Lavandula extracts via RP–HPLC–DAD–QTOF–MS and –MS/MS: Assessment of their qualitative and quantitative differences

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Published in 2018 at "ELECTROPHORESIS"

DOI: 10.1002/elps.201700393

Abstract: As for other aromatic plants, there are many analytical methods for the determination of volatile compounds in lavender essential oils. Alternatively, in this study RP–HPLC–DAD–QTOF–MS was used for the profiling of the phytochemical constituents of… read more here.

Keywords: anti inflammatory; quantitative differences; qualitative quantitative; hplc dad ... See more keywords
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Online Extraction–DPPH–HPLC–DAD–QTOF-MS System for Efficient Screening and Identification of Antioxidants from Citrus aurantium L. var. amara (Rutaceae): Integrating Sample Preparation and Antioxidants Profiling

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Published in 2022 at "Antioxidants"

DOI: 10.3390/antiox11051014

Abstract: The lack of a direct connection between solid edible or medical natural products and bioactive compound profiling is a bottleneck in natural product research and quality control. Here, a novel integrated system, online extraction (OLE)–2,2′-diphenyl-1-picrylhydrazyl… read more here.

Keywords: system; hplc dad; dpph; dpph hplc ... See more keywords
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Changes in Isoflavone Profile from Soybean Seeds during Cheonggukjang Fermentation Based on High-Resolution UPLC-DAD-QToF/MS: New Succinylated and Phosphorylated Conjugates

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Published in 2022 at "Molecules"

DOI: 10.3390/molecules27134120

Abstract: In this study, thirty-eight isoflavone derivatives were comprehensively identified and quantified from the raw, steamed and fermented seeds of four selected soybean cultivars based on UPLC-DAD-QToF/MS results with reference to the previously reported LC-MS library… read more here.

Keywords: uplc dad; glu; succinylated phosphorylated; dad qtof ... See more keywords
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Ultrastructural, Energy-Dispersive X-ray Spectroscopy, Chemical Study and LC-DAD-QToF Chemical Characterization of Cetraria islandica (L.) Ach

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Published in 2023 at "Molecules"

DOI: 10.3390/molecules28114493

Abstract: The lichen Cetraria islandica (L.) Ach. has been used in traditional and modern medicines for its many biological properties such as immunological, immunomodulating, antioxidant, antimicrobial, and anti-inflammatory activities. This species is gaining popularity in the… read more here.

Keywords: islandica ach; spectroscopy; islandica; dad qtof ... See more keywords