Results 111 to 120 of about 31,758 (236)

Methyl Jasmonate Seed Priming Mitigates the Defence‐Growth Trade‐Off and Tailors Plant Response to Specific Pests

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Seed defence priming is emerging as a novel, cost‐efficient and environmentally safe tool for pest management. It has been proposed as a means to uncouple the defence‐growth trade‐off in plants by enhancing defence responses with minimal fitness costs, but the mechanisms underlying this role remain elusive.
Lucia Talavera‐Mateo   +5 more
wiley   +1 more source

Potential of endophytic Beauveria bassiana against Coraebus (Coleoptera: Buprestidae) oak borers

open access: yesPest Management Science, Volume 82, Issue 4, Page 3523-3531, April 2026.
This study demonstrates that an endophytic, oak‐associated strain of Beauveria bassiana exhibits adaptations to Quercus plants and potential against Coraebus boring beetles, supported by distinctive biological traits. Abstract BACKGROUND Oak borers in the genus Coraebus, including the bark‐ and the wood‐boring beetles C. florentinus and C. undatus, are
Walaa Morda   +5 more
wiley   +1 more source

Diverse Bacterial PKS Sequences Derived From Okadaic Acid-Producing Dinoflagellates

open access: yesMarine Drugs, 2008
Okadaic acid (OA) and the related dinophysistoxins are isolated from dinoflagellates of the genus Prorocentrum and Dinophysis. Bacteria of the Roseobacter group have been associated with okadaic acid producing dinoflagellates and have been previously ...
Kathleen S. Rein   +4 more
doaj  

Identification by Genome Mining of a Type I Polyketide Gene Cluster from Streptomyces argillaceus Involved in the Biosynthesis of Pyridine and Piperidine Alkaloids Argimycins P [PDF]

open access: yes, 2017
Genome mining of the mithramycin producer Streptomyces argillaceus ATCC 12956 revealed 31 gene clusters for the biosynthesis of secondary metabolites, and allowed to predict the encoded products for 11 of these clusters.
Alfredo F. Braña   +8 more
core   +1 more source

Molecular Mechanisms of Algicidal Bacteria in Controlling Harmful Algal Blooms: Advances in Bacteria‐Algae Interactions

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 2, April 2026.
This review elucidates the molecular mechanisms of algicidal bacteria, highlighting critical behaviours like chemotaxis, quorum sensing and extracellular vesicle release. It details how these actions disrupt algal cellular integrity, photosynthesis and calcium homeostasis, providing a theoretical foundation for controlling harmful algal blooms ...
Jiaxin Wang, Binfu Xu, Lixing Huang
wiley   +1 more source

Tropinone synthesis via an atypical polyketide synthase and P450-mediated cyclization

open access: yesNature Communications, 2018
Tropinone is an intermediate in the biosynthesis of tropane alkaloids. Here, the authors discovered the enzymes AbPYKS and AbCYP82M3, a non-canonical polyketide synthase and a cytochrome P450, that work sequentially to form tropinone from N-methyl-Δ1 ...
Matthew A. Bedewitz   +3 more
doaj   +1 more source

Isolation of a polyketide synthase gene from Dothistroma pini : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Molecular Biology at Massey University, Palmerston North, New Zealand [PDF]

open access: yes, 1997
Dothistromin is a polyketide derived mycotoxin, produced by Dothistroma pini, which is structurally related to aflatoxins produced by Aspergillus parasiticus and Aspergillus flavus. Southern blot analysis of D.
Morgan, Branwen
core  

Chemical chain termination resolves the timing of ketoreduction in a partially reducing iterative type I polyketide synthase [PDF]

open access: yes, 2015
Synthetic chain terminators were used to capture the biosynthetic intermediates from a partially reducing iterative type I polyketide synthase, which is integrated into a multimodular biosynthesis enzyme.
Kage, Hirokazu   +5 more
core   +1 more source

Identification of Natural Isonitriles Through Ligation to an Azomethine Imine Probe

open access: yesChemistry – A European Journal, Volume 32, Issue 11, 16 March 2026.
The azomethine imine (AMI)–isonitrile (NC) ligation allowed for the chemoselective detection of natural isonitriles in bacteria and fungi. The reactivity‐based screening establishes a new stereogenic center, thereby allowing for facile distinction between chiral and achiral isonitriles. The work also unraveled a unique reactivity of isonitriles bearing
Maurice P. Biedermann   +6 more
wiley   +1 more source

Engineered transfer of the PKS/NRPS biosynthesis pathway of albicidin: A promising approach to overproduce this potent antibiotic [PDF]

open access: yes, 2006
Xanthomonas albilineans, which causes leaf scald disease of sugarcane, produces a highly potent pathotoxin and antibiotic called albicidin that was shown to inhibit DNA replication in both sugarcane proplastids and Escherichia coli.
Cociancich, Stéphane   +7 more
core  

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