Results 91 to 100 of about 976 (197)

Impact of Nigrospora oryzae‐Derived Natural Products on Photosynthesis and Oxidative Stress in Eichhornia crassipes

open access: yesPhysiologia Plantarum, Volume 177, Issue 1, January/February 2025.
Abstract Interest in natural herbicides has been growing due to government policies restricting synthetic herbicide use in many countries. In that regard, this study investigates the potential of Nigrospora oryzae extract as a natural herbicide against the aquatic invasive weed Eichhornia crassipes.
Chamroon Laosinwattana   +5 more
wiley   +1 more source

A novel alkaloid serantrypinone and the spiro azaphilone daldinin D from Penicillium thymicola

open access: yes, 2001
The novel quinazoline metabolite serantrypinone (1) has been isolated from an isolate of the microfungus Penicillium thymicola together with daldinin D (2), a new peracetylated spiro azaphilone derivative.
Ariza, Marta Romero   +5 more
core   +1 more source

Anticancer Effect of Mycotoxins From Penicillium aurantiogriseum: Exploration of Natural Product Potential

open access: yesInternational Journal of Microbiology, Volume 2024, Issue 1, 2024.
Research into biologically natural substances with antitumor properties, known for their potential to induce fewer side effects and exhibit specificity toward cancerous cells, remains imperative. The pressing demand for novel agents in cancer therapy underscores the intensive investigation of natural products from microorganisms.
Assia Bouhoudan   +4 more
wiley   +1 more source

Comazaphilones A−F, Azaphilone Derivatives from the Marine Sediment-Derived Fungus Penicillium commune QSD-17

open access: yes, 2016
Chemical investigation of Penicillium commune QSD-17, a fungus isolated from a marine sediment sample collected in the southern China Sea, yielded six new azaphilone derivatives, namely, comazaphilones A−F (1−6).
Yi Zhang (9093)   +5 more
core   +1 more source

Chromatin-mediated upregulation of Monascus pigments in Talaromyces purpurogenus OUCMDZ-019 via disruption of Ash2

open access: yesMycology
Monascus pigments (MPs) are important azaphilone-type polyketide pigments, yet yield control, stability, and safety pose challenges. Using an epigenetic derepression strategy, we constructed an Ash2 deletion mutant in the acidophilic fungus Talaromyces ...
Chengfeng Hou   +5 more
doaj   +1 more source

Chlamyphilone, a Novel Pochonia chlamydosporia Metabolite with Insecticidal Activity

open access: yesMolecules, 2019
Metabolites from a collection of selected fungal isolates have been screened for insecticidal activity against the aphid Acyrthosiphon pisum. Crude organic extracts of culture filtrates from six fungal isolates (Paecilomyces lilacinus, Pochonia ...
Federica Lacatena   +9 more
doaj   +1 more source

Penidioxolanes A and B, 1,3-dioxolane containing azaphilone derivatives from marine-derived Penicillium sp. KCB12C078

open access: yes, 2015
Two new azaphilone derivatives containing 1,3-dioxolane moiety, penidioxolanes A (1) and B (2), were isolated from marine-derived fungus Penicillium sp. KCB12C078, together with four known compounds (3-6) by chemical investigation.
Eun Soo Jeon   +11 more
core   +1 more source

Xylariphilone: a new azaphilone derivative from the seagrass-derived fungus Xylariales sp. PSU-ES163

open access: yes, 2015
One new azaphilone derivative, named xylariphilone (1), along with 10 known compounds was isolated from the seagrass-derived fungus Xylariales sp. PSU-ES163. Their structures were elucidated on the basis of extensive spectroscopic analysis.
Jariya Sakayaroj (446805)   +4 more
core   +1 more source

Recent Progress in the Isolation, Biosynthesis, and Bioactivities of Azaphilone Derivatives

open access: yes
Azaphilones belong to a family of polyketides that are produced by numerous species of ascomyceteous and basidiomyceteous fungi.
Nguyen Thi Chung   +2 more
core   +1 more source

Antimicrobial Azaphilones from the Xylariaceous Inedible Mushrooms

open access: yesInternational Journal of Medicinal Mushrooms, 2005
In the course of our investigation of biologically active substances from inedible mushrooms, we studied the chemical constituents of six species belonging to the Xylariaceae family (Sardariomycetideae) and isolated various types of azaphilone derivatives, which showed moderate to strong antimicrobial activity, such as entonaemins A–C (1–3), together ...
Dang Ngoc Quang   +4 more
openaire   +1 more source

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