9 Result(s)
within
Yan-hong Wang
Pharmacy
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Article
Characterization of Calea ternifolia and its Adulterant Chromolaena odorata Using Macro-Microscopy, HPTLC and UHPLC-UV–MS
Calea ternifolia Kunth (syn. C. zacatechichi Schltdl.), Asteraceae, commonly known in English as dream herb, bitter-grass, or Mexican Calea, is a medicinal plant native to Mexico and Central America. It has long ...
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Article
Effects of mimic of manganese superoxide dismutase on 2,4,6-trinitrobenzene sulfonic acid-induced colitis in rats
The mimic of manganese superoxide dismutase (MnSODm) has been synthesized and reported to have anti-inflammatory properties. However, whether MnSODm has anti-inflammatory effects on colitis and any underlying ...
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Article
Comparative study of three Plumbago L. species (Plumbaginaceae) by microscopy, UPLC-UV and HPTLC
This paper presents a comparative study of anatomy of leaves, stems and roots of three species of Plumbago, namely P. auriculata Lam., P. indica L. and P. zeylanica L. by light microscopy. The paper also provides...
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Article
Microscopic and UPLC–UV–MS analyses of authentic and commercial yohimbe (Pausinystalia johimbe) bark samples
Yohimbine is the major alkaloid found in the stem bark of yohimbe, Pausinystalia johimbe (Rubiaceae), an evergreen tree native to Africa. The objectives of the current study were to provide a detailed anatomy of ...
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Article
Densitometric—HPTLC Method Development and Analysis of Anthocyanins from Acai (Euterpe oleracea Mart.) Berries and Commercial Products
A high-performance thin-layer chromatographic (HPTLC) method was developed for the quantification of two anthocyanins, viz., cyanidin-3- O-rutinoside and cyanidin-3-O-glucoside, from the berries of Euterpe olerac...
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Article
Therapeutic effect of ginsenoside Rd in rats with TNBS-induced recurrent ulcerative colitis
Ulcerative colitis (UC) is characterized by oxidative and nitrosative stress and neutrophil infiltration. In the present study, we aimed to investigate the therapeutic effect of ginsenoside Rd (GRd) in rats wi...
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Article
Quantitative Analysis of Oxyresveratrol in Different Plant Parts of Morus Species and Related Genera by HPTLC and HPLC
Quantitative analysis of oxyresveratrol in different parts of Morus species by HPTLC and HPLC is described. The methods were validated for selectivity, extraction efficiency, sensitivity, accuracy, and intra-day ...
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Article
Comparison of LC–UV, LC–ELSD and LC–MS Methods for the Determination of Sesquiterpenoids in Various Species of Artemisia
Simple and specific analytical methods for the quantitative determination of sesquiterpenoids from various species of Artemisia plant samples were developed. By LC–UV, LC–ELSD, the separation was achieved by reve...
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Article
Determination of Shikimic Acid in Fruits of Illicium Species and Various Other Plant Samples by LC–UV and LC–ESI–MS
A simple and specific analytical method for the quantitative determination of shikimic acid from the methanol extract of the fruits of Illicium species and from various plant samples was developed. The LC–UV sepa...
