Results 1 to 10 of about 1,565 (116)

Research on the ultrasonic-assisted extraction, purification, structural characterization, and anti- glycolipid metabolic disorder (anti-GLMD) activity and mechanism of polysaccharide from Dryopteridis crassirhizomatis Rhizoma [PDF]

open access: yesUltrasonics Sonochemistry
Dryopteridis crassirhizomatis Rhizoma, the traditional Chinese medicinal herb commonly known as “Mianma Guanzhong”, botanically originating from the dried rhizome of Dryopteris crassirhizoma Nakai, exhibits extensive pharmacological activities.
Peng Guo   +10 more
doaj   +2 more sources

Dryopteris pycnolepis, a new fern species from northern Vietnam, with miscellaneous notes on Dryopteris sect. Splendentes (Dryopteridaceae) [PDF]

open access: yesPhytoKeys
A new woodfern species, Dryopteris pycnolepis, is described from northern Vietnam. The new species differs mainly in having broadly lanceolate scales (versus ovate-lanceolate) on the stipe and rachis, lateral pinnae with the basal acroscopic pinnules ...
Jun-Kai Huang   +4 more
doaj   +4 more sources

Dryopteris ningqiangensis, a new species of Dryopteridaceae from Shaanxi, China [PDF]

open access: yesPhytoKeys
Dryopteris ningqiangensis, a new fern species of Dryopteridaceae from Shaanxi, China, is described and illustrated herein. Morphologically, D. ningqiangensis belongs to the D.
Jian-Quan Tang   +5 more
doaj   +4 more sources

Compounds from Dryopteris Fragrans (L.) Schott with Cytotoxic Activity

open access: yesMolecules, 2014
One new coumarin, dryofracoumarin A (1), and eight known compounds 2–9 were isolated from Dryopteris fragrans (L.) Schott. Their structures were established on the basis of extensive spectroscopic data analyses and comparison with reported spectroscopic ...
Dan-Dan Zhao, Qin-Shi Zhao
exaly   +3 more sources

A revision of Dryopteris sect. Diclisodon (Dryopteridaceae) based on morphological and molecular evidence with description of a new species

open access: yesPlant Diversity, 2022
Dryopteris sect. Diclisodon is a small section of ferns with about 12 species mainly distributed in East Asia. Here, we carried out morphological and phylogenetic analyses of this section. A new species from southwest China, D.
Zheng-Yu Zuo   +5 more
doaj   +1 more source

Identification and Comparison of Bioactive Components of Two Dryopteris sp. Extract Using LC-QTOF-MS

open access: yesPlants, 2022
Dryopteris sp. is known for its various pharmacological effects and is used as a traditional medicine in Asia. The present study investigated the chemical composition and antimicrobial activity of Dryopteris sp. distributed in Korea.
Yangseon Kim   +5 more
doaj   +1 more source

Anthelmintic activity of European fern extracts against Haemonchus contortus

open access: yesVeterinary Research, 2023
Most drugs used in the treatment of helminthiasis in humans and animals have lost their efficacy due to the development of drug-resistance in helminths.
Antonio Pavičić   +8 more
doaj   +1 more source

Molecular circumscription and major evolutionary lineages of the fern genus Dryopteris (Dryopteridaceae)

open access: yesBMC Evolutionary Biology, 2012
Background The fern genus Dryopteris (Dryopteridaceae) is among the most common and species rich fern genera in temperate forests in the northern hemisphere containing 225–300 species worldwide.
Zhang Li-Bing   +5 more
doaj   +1 more source

The complete mitochondrial genome of Dryopteris crassirhizoma Nakai (Dryopteridaceae, Dryopteris Adanson)

open access: yesMitochondrial DNA. Part B. Resources, 2021
The complete mitochondrial genome of Dryopteris crassirhizoma was sequenced for the first time. The mitochondrial genome length was 313,346 bp, with 48.58% GC contents. There were 94 genes annotated, including 27 known protein-coding genes, 49 tRNAs, and
Yue-Yue Song   +7 more
doaj   +1 more source

The systematic position of Dryopteris blanfordii subsp. nigrosquamosa (Ching) Fraser-Jenkins within the genus Dryopteris Adans.

open access: yesPhytoKeys, 2017
Dryopteris blanfordii (C.Hope) C.Chr. is a member of the Dryopteridaceae, growing in high altitude Picea or Abies forests (2900–3500 m) in China and India. Phylogenetic relationships between D. blanfordii subsp.
Anastasiya A. Krinitsina   +6 more
doaj   +3 more sources

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