Results 51 to 60 of about 507 (153)

Commodity risk assessment of debarked conifer wood chips fumigated with sulfuryl fluoride from the US

open access: yesEFSA Journal, Volume 23, Issue 1, January 2025.
Abstract The European Commission requested the EFSA Panel on Plant Health to deliver a risk assessment on the likelihood of pest freedom from regulated EU quarantine pests, with emphasis on Bursaphelenchus xylophilus and its vectors Monochamus spp. of debarked conifer wood chips fumigated with sulfuryl fluoride as proposed by the United States (US) and
EFSA Panel on Plant Health (PLH)   +32 more
wiley   +1 more source

Plant‐Based Biosynthesis of Metal and Metal Oxide Nanoparticles: An Update on Antimicrobial and Anticancer Activity

open access: yesChemBioEng Reviews, Volume 11, Issue 6, December 2024.
When it comes to finding novel ways to battle newly developing pathogenic strains and illnesses, nanoparticles are the first line of defense. Plant‐based nanoparticles are showing more significance over chemically or physically synthesized nanoparticles. Several plant species and their constituent parts have found several applications in medicine. They
Shruti Nandkishor Tanwar   +4 more
wiley   +1 more source

An investigation of the fungal endophyte Ascomycete sp. F53 and its biosynthetic potential [PDF]

open access: yes, 2021
Natural products have contributed to many medicines that we use in everyday life, and fungal endophytes are known to be avid producers of these compounds.
Cain, Jesse
core   +2 more sources

Climate change vulnerability and conservation strategies for tertiary relict tree species: Insights from landscape genomics of Taxus cuspidata

open access: yesEvolutionary Applications, Volume 17, Issue 9, September 2024.
Abstract The unprecedented habitat fragmentation or loss has threatened the existence of many species. Therefore, it is essential to understand whether and how these species can pace with the environmental changes. Recent advantages in landscape genomics enabled us to identify molecular signatures of adaptation and predict how populations will respond ...
Yanjun Luo   +5 more
wiley   +1 more source

Low genetic diversity in the endangeredTaxus yunnanensisfollowing a population bottleneck, a low effective population size and increased inbreeding [PDF]

open access: yes, 2016
Taxus yunnanensis,which is an endangered tree that is considered valuable because it contains the effective natural anticancer metabolite taxol and heteropolysaccharides, has long suffered from severe habitat fragmentation.
Z. J. Zhang, J. R. Su, Y. C. Miao
core   +1 more source

Integrative multi-omics reveals shading effects on polysaccharide and secondary metabolism in Taxus media × T. yunnanensis

open access: yesEnvironmental and Experimental Botany
Light is a critical environmental factor that regulates plant development and secondary metabolism, but its molecular influence on paclitaxel biosynthesis in Taxus remains unclear.
Jiangtao Fan   +12 more
doaj   +1 more source

Local adaptation and demographic history of vulnerable conifer Cephalotaxus oliveri in southern China

open access: yesJournal of Systematics and Evolution, Volume 62, Issue 3, Page 457-474, May 2024.
In this study, we generated transcriptome data and identified 17 728 high‐quality single‐nucleotide polymorphisms from 18 Cephalotaxus oliveri populations. We found significant negative correlations between expression diversity and nucleotide diversity within and among populations. The analyses of population structure showed that C.
Han‐Jing Liu   +4 more
wiley   +1 more source

Integrated physiological and multi-omics analyses revealed the response mechanisms of Taxus yunnanensis to varying irrigation amounts

open access: yesIndustrial Crops and Products
Taxus yunnanensis has attracted considerable attention due to its richness in bioactive metabolites, such as paclitaxel and flavonoids, and artificial cultivation has become its primary source. However, the mechanisms by which irrigation amount regulates
Xiong Huang   +11 more
doaj   +1 more source

New Taxane Diterpenoid from Seed of the Chinese Yew,Taxus yunnanensis

open access: yesBioscience, Biotechnology, and Biochemistry, 2000
A novel taxane diterpenoid with a rearranged 5/7/6-membered ring system was isolated from seeds of the Chinese yew, Taxus yunnanensis. Its structure was established as 9alpha,13alpha-diacetoxy-10beta-benzoxy-5alpha- cinnamoyl-11(1 5-->1)-abeotaxa-4(20),11-dien-15-ol on the basis of a spectroscopic analysis. Its relative stereochemistry is proposed from
SHI, Qing-wen   +2 more
openaire   +2 more sources

New Insights on Biosynthesis of Nanoparticles Using Plants Emphasizing the Use of Alfalfa (Medicago sativa L.)

open access: yesJournal of Nanotechnology, Volume 2024, Issue 1, 2024.
Biological synthesis of nanoparticles (NPs) using alfalfa (Medicago sativa L.) and other plants has several advantages such as lower costs, reduction of pollution, and improvement of the environment and human health. Often, biosynthesis is used to synthesize Ag, Au, and ZnO NPs. Less often are also synthesized Cu and Fe NPs.
Inese Kokina   +5 more
wiley   +1 more source

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