Results 81 to 90 of about 2,257 (163)

Identification of Key Active‐Site Positions Controlling the Chemoselectivity of Aspergillus Brasiliensis Unspecific Peroxygenase

open access: yesChemBioChem, Volume 26, Issue 10, May 27, 2025.
Unspecific peroxygenase (UPO) from Aspergillus brasiliensis AbrUPO catalyzes the aromatic hydroxylation of substituted benzenes. By integrating structural elements from well‐characterized UPOs in AbrUPO variants, position 186 was identified as a critical determinant of enzyme chemoselectivity.
Fabian Schmitz   +8 more
wiley   +1 more source

Beyond Phenolics: Alternative Substrates for Type III Copper Enzymes

open access: yesChemBioChem, Volume 26, Issue 7, April 1, 2025.
The copper‐containing metalloenzyme tyrosinase is well known for synthesis of melanin pigments and enzymatic browning of fruits and vegetables. These reactions proceed from phenolics, but tyrosinases can also convert aromatic amines. This perspective brings together the scarce data on the enzymatic conversion of non‐phenolic substrates by these ...
Matthias Pretzler, Annette Rompel
wiley   +1 more source

An NMR Analysis of 10-Indol Cytochalasin Chaetoglobosin F

open access: yesChinese Journal of Magnetic Resonance, 2019
Cytochalasins are a group of natural products from fungus, and have been attracting lots of research interests in the field of microbiology. Cytochalasins possess complex and diverse structures, making nuclear magnetic resonance (NMR) based structure ...
YIN Tian-peng   +5 more
doaj   +1 more source

Commodity risk assessment of Alnus cordata and Alnus glutinosa specimen trees from the UK

open access: yesEFSA Journal, Volume 23, Issue 4, April 2025.
Abstract The European Commission requested the EFSA Panel on Plant Health to prepare and deliver risk assessments for commodities listed in Commission Implementing Regulation (EU) 2018/2019 as ‘high risk plants, plant products and other objects’. This Scientific Opinion covers the plant health risks posed by the following commodities: Alnus cordata and
EFSA Panel on Plant Health (PLH)   +35 more
wiley   +1 more source

Antagonism and modes of action of Chaetomium globosum species group, potential biocontrol agent of barley foliar diseases.

open access: yesBoletín de la Sociedad Argentina de Botánica, 2016
“Net blotch” (Drechslera teres) and “Bipolaris spot blotch” (Bipolaris sorokiniana) are foliar diseases of barley. Biological control is currently considered as an efficient alternative to chemical management of these plant diseases.
Paulina Moya   +4 more
doaj   +1 more source

Antimicrobial Potential of Endophytic Fungal Extracts From the Mangrove Avicennia germinans Against Phytopathogens

open access: yesInternational Journal of Agronomy, Volume 2025, Issue 1, 2025.
The prolonged use of synthetic pesticides in agriculture has resulted in the emergence of resistant organisms, high residual levels, and negative impacts on beneficial organisms and human health. These issues highlight the need to explore alternative control strategies based on natural products from ecosystems such as mangroves.
Anadely Cabrera   +5 more
wiley   +1 more source

High Sensitive Method for the Simultaneous Detection of Pathogens in Chrysanthemum morifolium: A Nested Multiplex PCR Assay

open access: yesJournal of Food Quality, Volume 2025, Issue 1, 2025.
Chrysanthemum morifolium, a kind of medicine and food homology product, is threatened by plant pathogens. It is crucial to establish a sensitive and accurate method for diagnosing its pathogens. Therefore, the internal transcribed spacer regions of the ribosomal DNA (rDNA) sequences of three common pathogens in C.
Hefei Wang   +7 more
wiley   +1 more source

Development of Carrageenan and Starch‐Based Bioplastics for Packaging Applications (Shopping Bags): Mechanical Characterization, Morphology, and Biodegradation

open access: yesScientifica, Volume 2025, Issue 1, 2025.
One approach to mitigating plastic pollution is the development of biodegradable plastic materials, such as bioplastics. Bioplastics are packaging materials that can be naturally degraded by microorganisms. In this study, bioplastics were produced using natural polymer compounds, specifically carrageenan and starch.
Reni Giarni   +8 more
wiley   +1 more source

Enhancing soil amendment for salt stress using pretreated rice straw and cellulolytic fungi

open access: yesScientific Reports
Rice straw breakdown is sluggish, which makes agricultural waste management difficult, however pretreatment procedures and cellulolytic fungi can address this issue. Through ITS sequencing, Chaetomium globosum C1, Aspergillus sp.
Yen Nhi Ma   +2 more
doaj   +1 more source

Anti-rheumatoid Activity of Secondary Metabolites Produced by Endophytic Chaetomium globosum

open access: yesFrontiers in Microbiology, 2016
The aim of the present study was to investigate the anti-rheumatoid activity of secondary metabolites produced by endophytic mycobiota in Egypt. A total of 27 endophytic fungi were isolated from 10 dominant medicinal plant host species in Wadi Tala ...
Ahmed M. Abdel-Azeem   +4 more
doaj   +1 more source

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