Results 51 to 60 of about 38,367 (279)

The combined influence of microbiome and soil environment contributes to the chemotype differentiation in Atractylodes lancea

open access: yesiMetaOmics, EarlyView.
Genetic differentiation between the Maoshan‐Dabie Mountains group (MA genotype) and Qinling‐Taihang Mountains group (SA genotype) of Atractylodes lancea occurs along altitude and climatic gradients. High altitudes and their corresponding climatic conditions favor the formation of SA, while low altitudes and their corresponding climatic conditions favor
Hongyang Wang   +14 more
wiley   +1 more source

Compound Taxus exerts marked anti-tumor activity and radiosensitization effect on hepatocellular carcinoma cells

open access: yesHeliyon
Background: Compound Taxus capsule, as an antineoplastic Chinese patent drug, has been increasingly applied as an adjunctive treatment for the management of non-small-cell lung cancer (NSCLC) and some other malignancies, but research about its antitumor ...
Hui-quan Gao   +4 more
doaj   +1 more source

Mono‐ and Bivalent Poly(iso‐butylene)‐Alanines for Drug‐Delivery of Nimodipine and Triamcinolone Acetonide

open access: yesMacromolecular Rapid Communications, EarlyView.
Mono‐ and bivalent‐, alanine‐modified poly‐iso‐butylenes, folding into beta‐sheets, were prepared by living carbocationic polymerization and subsequent endgroup modification. These PIB‐conjugates are useful as solid polymers for the drug release of triamcinolone and nimodipine. ABSTRACT Poly‐iso‐butylene (PIB) is a well known biocompatible polymer with
Philipp S. Hilgeroth   +2 more
wiley   +1 more source

Metabolic Variations of Flavonoids in Leaves of T. media and T. mairei Obtained by UPLC-ESI-MS/MS

open access: yesMolecules, 2019
The needles of Taxus species contain a large number of bioactive compounds, such as flavonoids. In the present study, the total flavonoid content in leaves of Taxus media and Taxus mairei was 19.953 and 14.464 mg/g, respectively. A total of 197 flavonoid
Tao Wang   +4 more
doaj   +1 more source

Reproductive Den Habitat Characterization of American Badgers (\u3cem\u3eTaxidea taxus\u3c/em\u3e) in Central California [PDF]

open access: yes, 2010
The American badger (Taxidea taxus) is a species of special concern in California, and, as such, conservation measures are necessary. The goal of this study was to identify potential reproductive den habitat characteristics in order to more accurately ...
Huck, Katrina Louise
core   +1 more source

Cortinarius swatensis sp. nov. (Basidiomycota; Agaricales) in C. subg. Infracti from Pakistan, based on morphology, microscopy and phylogeny

open access: yesNordic Journal of Botany, EarlyView.
Cortinarius swatensis sp. nov. was collected from the District Swat, Khyber Pakhtunkhwa Province, Pakistan. This new species is characterized by its brown to purplish grey fibrillose pileus which does not change color on bruising, a robust, fibrillose stipe with inconspicuous cortina remnants and relatively small (4.5–5.2 × 3.4–4.3 µm), sub‐globose to ...
Hira Ijaz   +4 more
wiley   +1 more source

Separation and Purification of Taxanes from Crude Taxus cuspidata Extract by Antisolvent Recrystallization Method

open access: yesSeparations, 2022
Taxanes are natural compounds with strong antitumor activity. In this study, we first enriched taxanes by ultrasonic extraction and liquid–liquid extraction from Taxus cuspidata, then purified these taxanes by the antisolvent recrystallization method ...
Yajing Zhang   +5 more
doaj   +1 more source

Proceedings, International Taxus Symposium, October 1, 1975 [PDF]

open access: yes, 1975
History and development of Taxus in the U.S. / Ray A. Keen -- The best of the Taxus cultivars / L. C. Chadwick -- Poisonous properties of Taxus / Jack L. Beal -- Production of Taxus / Arie J. Radder -- Effective use of Taxus in the landscape / Clarence E.
Beal, Jack L.   +8 more
core  

Trophic niche overlap decreases in related mesocarnivore species

open access: yesOikos, EarlyView.
In natural environments, competition between species is a crucial factor for the survival or demise of populations. Therefore, understanding the mechanisms that promote species coexistence is crucial in community and evolutionary ecology. The phylogenetic limiting to similarity hypothesis (PLSH) posits that closely related species should experience ...
Carlos Sarabia   +5 more
wiley   +1 more source

Middle and late Holocene vegetation and landscape evolution of the Scheldt estuary : a palynological study of a peat deposit from Doel (Belgium) [PDF]

open access: yes, 2011
Local and regional environmental conditions for the south-eastern Scheldt estuary during the middle and late Holocene period have been reconstructed based on pollen analysis, loss-on-ignition and radiocarbon dating of a sediment core from Doe (N-Belgium)
Deforce, Koen
core   +1 more source

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