Two-step separation of nostotrebin 6 from cultivated soil cyanobacterium (Nostoc sp.) by high performance countercurrent chromatography [PDF]
, 2014 High performance countercurrent chromatography (HPCCC) was successfully applied for the separation of nostotrebin 6 from cultivated soil cyanobacteria in a two-step operation.
Berthod +13 more
core +2 more sources
Inhibition of Digestive Enzymes and Antioxidant Activity of Extracts from Fruits of Cornus alba, Cornus sanguinea subsp. hungarica and Cornus florida - A Comparative Study [PDF]
, 2020 The fruits of some Cornus species (dogwoods) are used in traditional medicine and considered potential anti-diabetic and hypolipemic agents. The aim of the study was to determine the ability of extracts from Cornus alba (CA), Cornus florida (CF), and ...
Buchholz, Tina +7 more
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Molecules, 2013 Phenolic compounds are abundant secondary metabolites in plums, with potential health benefits believed to be due to their antioxidant activity, amongst others. Phenolic characterisation of South African Prunus salicina Lindl. plums is necessary to fully
Dalene de Beer +2 more
doaj +1 more source
Quantification of Caffeoylquinic Acids in Coffee Brews by HPLC-DAD [PDF]
Journal of Analytical Methods in Chemistry, 2014 The influence of different brewing conditions on the concentration of the main caffeoylquinic acids (3-caffeoylquinic acid (3-CQA), 4-caffeoylquinic acid (4-CQA), and 5-caffeoylquinic acid (5-CQA)) was investigated. For this purpose, twenty-four coffee brews were extracted and analyzed using HPLC-DAD at 325 nm. Our findings demonstrate the great impact
Marzieh Moeenfard +2 more
openaire +4 more sources
Revised paper: Neonicotinoids as a potential threat to honey: Development of liquid chromatography methods for their determination [PDF]
Journal on Processing and Energy in Agriculture, 2017 There is an increasing interest on neonicotinoid residues determination in honey samples because they are banned by European Union. Their determination is based on liquid chromatography analytical methods and, therefore, the aim of this study was to ...
Jovanov Pavle +6 more
doaj +1 more source
Plants, 2021 Phyllostachys pubescens leaves are cultivated in a number of Asian countries and have been used for antipyretic and diuretic effects since ancient times, especially in Korea.
Chang-Seob Seo, Kwang-Hoon Song
doaj +1 more source
Boswellia serrata Preserves Intestinal Epithelial Barrier from Oxidative and Inflammatory Damage [PDF]
, 2015 Aminosalicylates, corticosteroids and immunosuppressants are currently the therapeutic choices in inflammatory bowel diseases (IBD), however, with limited remission and often serious side effects.
Brun, Paola +10 more
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Green Analytical ChemistryThis study presents a HPLC-DAD method developed for the simultaneous detection of histamine H1 antagonist drugs and analgesic compounds, including paracetamol, cetirizine hydrochloride, cinnarizine, chlorpheniramine maleate, and loratadine, in herbal ...
Dao Thi Cam Minh +7 more
doaj +1 more source
Validation of a multi-residue method to determine deltamethrin and alpha-cypermethrin in mosquito nets by gas chromatography with electron capture detection (GC-µECD) [PDF]
, 2013 Background: Nowadays long-lasting insecticidal mosquito nets (LNs) are frequently used around the world to protect people against malaria vectors. As they contain insecticide, laboratory control is needed to check whether the content of the active ...
Ouattara, Jean Pierre Nabléni +2 more
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HPLC-DAD-ESI/MS Analysis of Arnica TM Constituents
Acta Poloniae Pharmaceutica - Drug Research, 2019 The herbal drugs obtained from Arnica montana flowers are known for their anti-inflammatory activity. However, there is no detailed data on chemical constituents of the whole Arnica plant. HPLC-DAD-ESI/MS analysis of the whole Arnica montana plant (Arnica TM), used in the preparation of allopathic and homeopathic medicinal products, has been conducted.
Katarzyna Kimel +3 more
openaire +1 more source