OOIR: Observatory of International Research

Papers

(The TQCC of Phytochemical Analysis is 5. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2020-05-01 to 2024-05-01.)

Article	Citations
Immunoprotective potential of Ayurvedic herb Kalmegh (Andrographis paniculata) against respiratory viral infections – LC–MS/MS and network pharmacology analysis	42
Chemical characterisation and quantification of the major constituents in the Chinese herbal formula Jian‐Pi‐Yi‐Shen pill by UPLC‐Q‐TOF‐MS/MS and HPLC‐QQQ‐MS/MS	28
Spectrum‐effect relationship between UPLC fingerprints and anti‐lung cancer effect of Panax ginseng	27
Phytochemical discrimination of Pinus species based on GC–MS and ATR‐IR analyses and their impact on Helicobacter pylori	26
Cleavage rules of mass spectrometry fragments and rapid identification of chemical components of Radix Paeoniae Alba using UHPLC‐Q‐TOF‐MS	26
Ultrasound‐microwave‐assisted extraction of polyphenolic compounds from Mexican “Ataulfo” mango peels: Antioxidant potential and identification by HPLC/ESI/MS	23
Extraction of naturally occurring cannabinoids: an update	22
Attenuated total reflectance–Fourier transform infrared (ATR–FTIR) spectroscopy coupled with chemometric analysis for detection and quantification of adulteration in lavender and citronella essential	19
Rapid classification and identification of chemical constituents in Epimedium koreanum Nakai by UPLC‐Q‐TOF‐MS combined with data post‐processing techniques	19
Comprehensive characterization of naturally occurring antioxidants from the twigs of mulberry (Morus alba) using on‐line high‐performance liquid chromatography coupled with chemical	17
Qualitative and quantitative determination of steroidal saponins in Trillium govanianum by UHPLC‐QTOF‐MS/MS and UHPLC‐ELSD	16
Simultaneous quantitative analysis of ten bioactive flavonoids in Citri Reticulatae Pericarpium Viride (Qing Pi) by ultrahigh‐performance liquid chromatography and high‐resolution mass spectrometry co	16
On‐line coupling pressurised liquid extraction with two‐dimensional counter current chromatography for isolation of natural acetylcholinesterase inhibitors from Astragalus membranaceus	15
LC–MS/MS coupled with chemometric analysis as an approach for the differentiation of bulbus Fritillaria unibracteata and Fritillaria ussuriensis	15
Chemical composition and antibacterial activity of 12 medicinal plant ethyl acetate extracts using LC–MS feature‐based molecular networking	15
Identification of flavonoid‐3‐O‐glycosides from leaves of Casearia arborea (Salicaceae) by UHPLC‐DAD‐ESI‐HRMS/MS combined with molecular networking and NMR	14
The quality of wild Salvia miltiorrhiza from Dao Di area in China and its correlation with soil parameters and climate factors	14
Efficient extraction and purification of benzo[c]phenanthridine alkaloids from Macleaya cordata (Willd) R. Br. by combination of ultrahigh pressure extraction and pH‐zone‐refi	13
Opposite trends of glycosides and alkaloids in Dendrobium nobile of different age based on UPLC‐Q/TOF‐MS combined with multivariate statistical analyses	13
Brazilian southeast brown propolis: gas chromatography method development for its volatile oil analysis, its antimicrobial and leishmanicidal activities evaluation	13
Screening and characterisation of potential antioxidant, hypoglycemic and hypolipidemic components revealed in Portulaca oleracea via multi‐target affinity ultrafiltration LC–MS and	13
Gas chromatography–mass spectrometry (GC–MS) profiling reveals substantial metabolome diversity in seabuckthorn (Hippophae rhamnoides L.) berries originating from different geographi	13
Establishment and validation of the quantitative analysis of multi‐components by single marker for the quality control of Qishen Yiqi dripping pills by high‐performance liquid chromatography with char	13
Correlations between phytochemical fingerprints of Moringa oleifera leaf extracts and their antioxidant activities revealed by chemometric analysis	13
LC–MS metabolomics analysis of Stevia rebaudiana Bertoni leaves cultivated in Malaysia in relation to different developmental stages	13

Metabolomics and chemometrics of seven aromatic plants: Carob, eucalyptus, laurel, mint, myrtle, rosemary and strawberry tree	13
Computational multi‐target approach to target essential enzymes of Leishmania donovani using comparative molecular dynamic simulations and MMPBSA analysis	12
Instant determination of the artemisinin from various Artemisia annua L. extracts by LC‐ESI‐MS/MS and their in‐silico modelling and in vitro antiviral activity studies against SAR	12
Development of ANN models based on combined UV‐vis‐NIR spectra for rapid quantification of physical and chemical properties of industrial hemp extracts	12
Crotalaria spectabilis as a source of pyrrolizidine alkaloids and phenolic compounds: HPLC‐MS/MS dereplication and monocrotaline quantification of seed and leaf extracts	12
TLC–MS identification of alkaloids in Leonuri Herba and Leonuri Fructus aided by a newly developed universal derivatisation reagent optimised by the response surface method	12
Metabolomics analysis of dandelions from different geographical regions in China	12
Rapid characterisation of xanthine oxidase inhibitors from the flowers of Chrysanthemum morifolium Ramat. Using metabolomics approach	11
Globoidnan A, rabdosiin and globoidnan B as new phenolic markers in European‐sourced comfrey (Symphytum officinale L.) root samples	11
Screening and semi‐quantitative determination of pentacyclic triterpenoids in plants by liquid chromatography–tandem mass spectrometry in precursor ion scan mode	11
Rapid classification and identification of chemical components of Astragali radix by UPLC‐Q‐TOF‐MS	11
Integrating chemical profiling and network pharmacology analysis based on anti‐inflammatory effects for quality control of Scutellaria barbata	11
Quantification by LC–MS/MS of astragaloside IV and isoflavones in Astragali radix can be more accurate by using standard addition	11
Anticoagulant activity analysis and origin identification of Panax notoginseng using HPLC and ATR‐FTIR spectroscopy	10
Chemical comparison and discrimination of two plant sources of Angelicae dahuricae Radix, Angelica dahurica and Angelica dahurica var. formosana, by HPLC‐Q/TOF‐MS and quantitative	10
Application of choline chloride deep eutectic solvents and high‐speed counter‐current chromatography to the extraction and purification of flavonoids from the thorns of Gleditsia sinensis<	10
Advancing quantification methods for polyphenols in brown seaweeds—applying a selective qNMR method compared with the TPC assay	10
Response surface modeling and optimization of the extraction conditions using lactic acid‐based deep eutectic solvents as green alternative extraction media for Mentha pulegium	10
Simultaneous determination of multiple active 2‐(2‐phenylethyl)chromone analogues in agarwood by HPLC, QAMS, and UPLC‐MS	10
Identifying new compounds with potential pharmaceutical and physiological activity in Areca catechu and Areca triandra via a non‐targeted metabolomic approach	10
Optimisation of microwave‐assisted extraction and functional elucidation of bioactive compounds from Cola nitida pod	10
In vivo anti‐inflammatory activity of Fabaceae species extracts screened by a new ex vivo assay using human whole blood	10
Quality assessment of leaf extracts of 12 olive cultivars and impact of seasonal variation based on UV spectroscopy and phytochemcial content using multivariate analyses	10
Matrix metalloproteinase inhibitor and sunscreen effective compounds from Rumex crispus L.: isolation, identification, bioactivity and molecular docking study	10
HS‐SPME coupled with GC–MS for elucidating differences between the volatile components in wild and cultivated Atractylodes chinensis	9
Determination of monosaccharides in Lycium barbarum fruit polysaccharide by an efficient UHPLC‐QTRAP‐MS/MS method	9
Quantification of phenolic acids by partial least squares Fourier‐transform infrared (PLS‐FTIR) in extracts of medicinal plants	9
Analysis of the characteristic compounds of Citri Sarcodactylis Fructus from different geographical origins	9
Identification of Forsythia suspensa (Thunb.) Vahl in different harvest periods using intelligent sensory technologies, HPLC characteristic fingerprint coupled with chemometrics	9
DNA meta‐barcoding using rbcL based mini‐barcode revealed presence of unspecified plant species in Ayurvedic polyherbal formulations	9
The composition differences between small black beans and big black beans from different habitats and its effects on the processing of Polygonum multiflorum	9
Preparation of Withaferin A nanoparticles extracted from Withania somnifera by the expansion of supercritical fluid solution	8
A new PARAFAC‐based algorithm for HPLC–MS data treatment: herbal extracts identification	8
Comprehensive quality evaluation of Lignum Caraganae and rapid discrimination of Caragana jubata and Caragana changduensis based on characteristic compound fingerprints by HPLC‐UV and HP	8
Metabolic differences of two Ferula species as potential sources of galbanum: An NMR‐based metabolomics study	8
Using ¹³C‐NMR dereplication to aid in the identification of xanthones present in the stem bark extract of Calophyllum brasiliense	8
HR‐¹H NMR spectroscopy and multivariate statistical analysis to determine the composition of herbal mixtures for infusions	8
Quantification of cranberry proanthocyanidins by normal‐phase high‐performance liquid chromatography using relative response factors	8
Discovery of potential Q‐marker of traditional Chinese medicine based on chemical profiling, chemometrics, network pharmacology, and molecular docking: Centipeda minima as an example	8
Simultaneous qualitative and quantitative analysis of 10 bioactive flavonoids in Aurantii Fructus Immaturus (Zhishi) by ultrahigh‐performance liquid chromatography and high‐resolution tandem mass spec	8
Extended application of deep learning combined with 2DCOS: Study on origin identification in the medicinal plant of Paris polyphylla var. yunnanensis	8
Compositional analysis of essential oil and solvent extracts of Norway spruce sprouts by ultrahigh‐resolution mass spectrometry	8
Comparative metabolomics analysis revealed biomarkers and distinct flavonoid biosynthesis regulation in Chrysanthemum mongolicum and C. rhombifolium	8
Application of INADEQUATE NMR techniques for directly tracing out the carbon skeleton of a natural product	8
Colour, chemical compounds, and antioxidant capacity of Astragali Radix based on untargeted metabolomics and targeted quantification	8
Quality assessment of Typhae Pollen Carbonisata based on chromaticity analysis combined with UPLC fingerprinting and thrombin activity	7
Response surface methodology optimised solvothermal system enables an efficient extraction of echinacoside and oleuropein from Syringa pubescens Turcz	7
Discovery and identification of proangiogenic chemical markers from Gastrodiae Rhizoma based on zebrafish model and metabolomics approach	7
Chemical characterisation of Pelargonium sidoides root based on LC‐QToF‐MS non‐target screening strategies	7
Quality evaluation of Codonopsis Radix and processed products based on the analysis of monosaccharides and oligosaccharides by liquid chromatography coupled with charged aerosol detector	7

Profiling and quantitation of alkaloids in different parts of Sophora alopecuroides L. extracts by high‐performance liquid chromatography with electrospray ionisation ion mobility spectrometry	7
Dereplication of phenolic derivatives of three Erythroxylum species using liquid chromatography coupled with ESI‐MSⁿ and HRESIMS	7
Molecular evidence of herbal formula: a network‐based analysis of Si‐Wu decoction	7
Features in the NMR spectra of the aglycones of Agave spp. saponins. HMBC method for aglycone identification (HMAI)	7
Green NP‐HPTLC and green RP‐HPTLC methods for the determination of thymoquinone: A contrast of validation parameters and greenness assessment	7
A supercritical fluid workflow for the quality assessment of herbal drugs and commercial preparations from Rhodiola rosea	7
Profiling of phenolic compounds in desiccation‐tolerant and non‐desiccation‐tolerant Linderniaceae	7
Discrimination between Zingiberis Rhizoma Praeparatum and carbonised ginger by colour measurement and fingerprint analysis	7
Natural colourants analysis and biological activities. Association to molecular markers to explore the biodiversity of Opuntia species	7
Exploration of a ternary deep eutectic solvent for the efficient extraction of plantamajoside, acteoside, quercetin and kaempferol from Plantago asiatica L.	7
Electrospray ionisation mass spectrometric behaviour of flavonoid 5‐O‐glucosides and their positional isomers detected in the extracts from the bark of Prunus cerasus L. and <	6
Comparative stability of arbutin in Arctostaphylos uva‐ursi by a new comprehensive stability‐indicating HPLC method	6
Exploring correlations between MS and NMR for compound identification using essential oils: A pilot study	6
Study on the spatial distribution of coumarins in Angelica dahurica root by MALDI‐TOF‐MSI	6
Quantitative determination of isoflavonoids in Ononis species by UPLC‐UV‐DAD	6
High‐throughput LC–MS method for the rapid characterisation and comparative analysis of multiple ingredients of four hawthorn leaf extracts	6
Structural characterisation and screening of triterpene saponins in the bark of Ilex rotunda using high‐performance liquid chromatography coupled to electrospray ionisation and quadrupole time‐	6
Quantitative profiling of comprehensive composition in compound herbal injections: An NMR approach applied on Shenmai injection	6
Identification of antidiabetic components in Uncariae Rammulus Cum Uncis based on phytochemical isolation and spectrum–effect relationship analysis	6
A green and sustainable method for monitoring the chemical composition of soybean: an alternative for quality control	6
Data Fusion‐based Discovery (DAFdiscovery) pipeline to aid compound annotation and bioactive compound discovery across diverse spectral data	6
A new specific method for isolation of tomentosin with a high yield from Inula viscosa (L.) and determination of its bioactivities	6
UPLC–MS/MS method for the determination of the herb composition of Tangshen formula and the in vivo pharmacokinetics of its metabolites in rat plasma	6
The determination of monosaccharide in different years Qingzhuan Dark Tea polysaccharide by liquid chromatography–mass spectrometry	6
Mass spectrometry as a tool for the dereplication of saponins from Ampelozizyphus amazonicus Ducke bark and wood	6
A multivariate curve resolution‐alternating least squares (MCR‐ALS) technology assisted ¹H‐NMR methodology for multi‐component quantitation of Trichosanthis Pericarpium injection	6
Comparative evaluation of phenolic profile and antioxidant activity of new sweet cherry (Prunus avium L.) genotypes in Turkey	6
Untargeted UHPLC‐Q‐TOF‐HRMS based determination of discrimating compounds for oak species Quercus robur L. and Quercus petraea Liebl. identification	6
Efficiency and selectivity of ionic liquids in microwave‐assisted extraction of major lichen phenolic compounds: a scalable process with recycling of ionic liquids	6
Quantification of crocin, picrocrocin and safranal in saffron stigmas obtained from sounded corms with acoustic waves	6
Application of multivariate linear regression models for selection of deep eutectic solvent for extraction of apigenin and luteolin from Chrysanthemum indicum L.	6
Metabolomic analysis reveals the valuable bioactive compounds of Ardisia elliptica	6
Lagenaria siceraria and it's bioactive constituents in carbonic anhydrase inhibition: A bioactivity guided LC–MS/MS approach	6
Rapid estimation of piperine in black pepper: Exploration of Raman spectroscopy	5
Detailed investigation of the composition and transformations of phenolic compounds in fresh and fermented Vaccinium floribundum berry extracts by high‐resolution mass spectrometry and bioinfor	5
Screening of anti‐thrombin active components from Ligusticum chuanxiong by affinity‐ultrafiltration coupled with HPLC‐Q‐Orbitrap‐MSⁿ	5
Rapid screening and purification of potential inhibitors from Medicago sativa by ultrafiltration‐liquid chromatography combined with stepwise flow rate counter‐current chromatography	5
High‐performance thin‐layer chromatography coupled attenuated total reflectance‐Fourier‐transform infrared and NMR spectroscopy‐based identification of α‐amylase inhibitor from the aerial part	5
Fingerprint combining with quantitative analysis of multi‐components by single marker for quality control of Chenxiang Huaqi tablets	5
From sample preparation to NMR‐based metabolic profiling in food commodities: The case of table olives	5
Rapid analysis and identification of dianthrone glycosides in Polygoni Multiflori Caulis based on enrichment of macroporous absorbent resin and UPLC‐Q‐TOF‐MS/MS	5
Identification and quantification of eight alkaloids in Aconitum heterophyllum using UHPLC‐DAD‐QTOF‐IMS: A valuable tool for quality control	5
Immunochromatographic assay for the detection of kwakhurin and its application for the identification of Pueraria candollei var. mirifica (Airy Shaw & Suvat.) Niyomdham	5
Predictive quality control for compound liquorice tablets by the intelligent mergence fingerprint method combined with the systematic quantitative fingerprint method	5