352 Result(s)

Article

A mathematical model on the propagation of tau pathology in neurodegenerative diseases

A system of partial differential equations is developed to study the spreading of tau pathology in the brain for Alzheimer’s and other neurodegenerative diseases. Two cases are considered with one assuming int...

C. Y. Chen, Y. H. Tseng, J. P. Ward in Journal of Mathematical Biology (2024)

Article

A New Crown Ether of Mahonia fortunei

A new 12-crown 4-ether, 2-nonyl-1,4,7,10-tetraoxacyclododecane (1) was isolated from the leaves of Mahonia fortunei (Berberidaceae). The structure of the new crown ether was elucidated by chemical and physical ev...

C. Y. Chen, C. L. Kao, C. E. Kuo, H. T. Li, M. J. Cheng in Chemistry of Natural Compounds (2024)

Article

Secondary Metabolites of Whole Plant of Houttuynia cordata

C. Y. Chen, C. L. Kao, H. C. Yeh, H. T. Li, S. L. Liu… in Chemistry of Natural Compounds (2024)

Article

Secondary Metabolites of Bran Shells of Coix lachryma-jobi

C. Y. Chen, C. L. Kao, H. C. Yeh, H. T. Li in Chemistry of Natural Compounds (2024)

Article

A New Hydroquinone of Cucurbita pepo

A new hydroquinone, diazenylhydroquinone (1) as well as three isoflavones, 7,4′-dimethoxyisoflavone (2), 5-hydroxy-7,4′-dimethoxyisoflavone (3) and 5-hydroxy-7,3′,4′-trimethoxyisoflavone (4); eleven benzenoids, p

C. Y. Chen, Q. E. Hsieh, C. L. Kao, H. M. Wu, H. T. Li in Chemistry of Natural Compounds (2024)

Article

Secondary Metabolites of Stalks of Cucurbita moschata

C. Y. Chen, Q. E. Hsieh, C. L. Kao, H. C. Yeh, H. T. Li in Chemistry of Natural Compounds (2024)

Article

Chemical Constituents of the Flowers of Aquilaria agallocha

Secondary metabolites from Aquilaria agallocha flowers were studied. Six compounds (1–6) were obtained and isolated for the first time from this plant. A tetrahydrofuran metabolite found in nature, agallofuran (2...

C. Y. Chen, H. C. Yeh, H. T. Li, M. J. Cheng in Chemistry of Natural Compounds (2024)

Article

Secondary Metabolites of the Fruits of Hylocereus polyrhizus

C. Y. Chen, C. L. Kao, C. E. Kuo, S. T. Huang, H. C. Yeh… in Chemistry of Natural Compounds (2024)

Article

Antiliver and Colorectal Cancer Activity Metabolites of the Fruits of Cinnamomum macrostemon

C. Y. Chen, W. J. Li, H. T. Li, S. L. Liu, C. H. Chuang in Chemistry of Natural Compounds (2024)

Article

Secondary Metabolites of Cinnamomum kanehirae

A new 1,3-benzodioxole-4,5-dione, cinnakanehirain (6-methylbenzo[d][1,3]dioxole-4,5-dione (1) and eight known compounds were isolated from the roots of Cinnamomum kanehirae Hayata (Lauraceae). The structure of th...

C. Y. Chen, H. C. Yeh, H. T. Li, S. L. Liu, M. J. Cheng in Chemistry of Natural Compounds (2024)

Article

A New Antrobutenone of Synsepalum dulcificum

A new antrobutenone, syndulone (1), and six known compounds were isolated from the stems of Synsepalum dulcificum (Schumach. & Thonn.) Daniell (Sapotaceae). The structure of the new antrobutenone was elucidated b...

C. Y. Chen, M. J. Cheng, C. L. Kao, H. C. Yeh, H. T. Li… in Chemistry of Natural Compounds (2024)

Article

Metabolites from Cinnamomum subavenium with Anti-Dengue Virus Activity

C. Y. Chen, C. M. Liu, H. C. Yeh, W. J. Li, S. L. Liu… in Chemistry of Natural Compounds (2024)

Article

A Novel Bibenzyl Derivative of Hydrangea chinensis

A novel bibenzyl derivative, hydrangchin (1) and ten known compounds (2–11) were isolated from the stems of Hydrangea chinensis Maxim. (Saxifragaceae). The structure of the novel bibenzyl derivative was character...

T. L. Yang, C. L. Kao, C. E. Kuo, H. C. Yeh, W. J. Li… in Chemistry of Natural Compounds (2024)

Article

A New Benzenoid of Elaeagnus grandifolia

A new benzenoid, 2,3-(methylenedioxy)-6-methylbenzene-1,4,5-triol (1) and seven known compounds (2–8) were isolated from the stems of Elaeagnus grandifolia Hayata. The structure of the new benzenoid was elucidate...

C. Y. Chen, C. L. Kao, H. C. Yeh, H. T. Li, M. D. Wu… in Chemistry of Natural Compounds (2024)

Article

A New Benzaldehyde of Nelumbo nucifera cv. Rosa-plena

A new benzaldehyde, (Z)-2-(1′-amino-2′-hydroxyvinyl)benzaldehyde (1) was isolated from the stems of Nelumbo nucifera Gaertn. cv. Rosa-plena. The structure of the new alkaloid was elucidated by chemical and physic...

C. Y. Chen, H. C. Yeh, H. T. Li, S. L. Liu, M. J. Cheng… in Chemistry of Natural Compounds (2023)

Article

A New Phenylalkanoid of Alpinia galanga

A new ferulate-derived, (E)-15-{[3-(4-hydroxy-3-methoxyphenyl)acryloyl]oxy}pentadecanoic acid (named as alpinagalanate) (1), 19 known compounds were isolated from the rhizomes of Alpinia galanga (Zingiberaceae). ...

S. J. Wang, C. L. Kao, H. C. Yeh, H. T. Li, M. J. Cheng… in Chemistry of Natural Compounds (2023)

Article

Secondary Metabolites of Fruits of Michelia compressa var. compressa

S. J. Wang, T. H. Wang, C. L. Kao, H. C. Yeh, H. T. Li… in Chemistry of Natural Compounds (2023)

Article

A New Dienoic Acid of Capsicum annuum var. fasciculatum

A new dienoic acid, paprikadienoic acid (1) was isolated from the stems of Capsicum annuum var. fasciculatum (Sturtev.) Irish (Solanaceae). The structure of the new dienoic acid was elucidated by chemical and phy...

S. F. Lin, C. L. Kao, C. E. Kuo, H. C. Yeh, M. J. Cheng… in Chemistry of Natural Compounds (2023)

Article

Secondary Metabolites of Coleus amboinicus

C. Y. Chen, Y. P. Zhang Jian, H. C. Yeh, W. J. Li… in Chemistry of Natural Compounds (2023)