Results 21 to 30 of about 4,112 (208)

Discovery of Three New Phytotoxins from the Fungus Aspergillus nidulans by Pathway Inactivation

Molecules, 2019
Fungi are a source of novel phytotoxic compounds to be explored in the search for effective and environmentally safe herbicides. The genetic inactivation of the biosynthetic pathway of the new phytotoxin cichorine has led to the isolation of three novel ...
Lijuan Liao, Xiaolei Zhang, Yi Lou, Chengzeng Zhou, Qianqian Yuan, Jiangtao Gao   +5 more
doaj   +1 more source

Metabolites from Alternaria Fungi and Their Bioactivities

Molecules, 2013
Alternaria is a cosmopolitan fungal genus widely distributing in soil and organic matter. It includes saprophytic, endophytic and pathogenic species. At least 268 metabolites from Alternaria fungi have been reported in the past few decades.
Ligang Zhou, Youliang Peng, Linyun Fu, Jingfeng Lou   +3 more
doaj   +1 more source

Lipophilic phytotoxins produced by Neofusicoccum parvum, a grapevine canker agent [PDF]

, 2010
Lipophilic phytotoxins produced by Neofusicoccum parvum, a Botryosphaeriaceae species pathogenic to grapevine, were isolated and identified by spectroscopic methods as (3R,4R)-(-)-4-hydroxymellein, (3R,4S)-(-)-4-hydroxymellein, isosclerone and tyrosol ...
Melck D., ANDOLFI, ANNA, CIMMINO, ALESSIO, Punzo B., Luque J., EVIDENTE, ANTONIO   +5 more
core   +3 more sources

Integration of sunflower (Helianthus annuus) residues with a pre-plant herbicide enhances weed suppression in broad bean (Vicia faba) Integração de resíduos de girassol (Helianthus annuus) com herbicida pré-emergente na supressão de plantas daninhas na cultura da fava (Vicia faba)

Planta Daninha, 2011
Field trial was conducted with the aim of utilizing allelopathic crop residues to reduce the use of synthetic herbicides in broad bean (Vicia faba) fields.
I.S Alsaadawi, A Khaliq, A.A Al-Temimi, A Matloob   +3 more
doaj   +1 more source

Activation of Ustilaginoidin Biosynthesis Gene uvpks1 in Villosiclava virens Albino Strain LN02 Influences Development, Stress Responses, and Inhibition of Rice Seed Germination

Journal of Fungi, 2023
Villosiclava virens (anamorph: Ustilaginoidea virens) is the pathogen of rice false smut (RFS), which is a destructive rice fungal disease. The albino strain LN02 is a natural white-phenotype mutant of V.
Mengyao Xue, Xuwen Hou, Gan Gu, Jie Dong, Yonglin Yang, Xiaoqian Pan, Xuan Zhang, Dan Xu, Daowan Lai, Ligang Zhou   +9 more
doaj   +1 more source

An Integrative Approach for the Characterization of Plant-Pathogenic Streptomyces spp. Strains Based on Metabolomic, Bioactivity, and Phylogenetic Analysis

Frontiers in Microbiology, 2021
Actinomycetes are generally recognized as a diverse group of gram-positive, mycelium-forming, soil bacteria that play an important role in mineralization processes and plant health, being Streptomyces the most well-known genus from this group.
Valentina Croce, Valentina Croce, Andrés López-Radcenco, Andrés López-Radcenco, María Inés Lapaz, María Julia Pianzzola, Guillermo Moyna, María Inés Siri   +7 more
doaj   +1 more source

Phytotoxins from Tithonia diversifolia [PDF]

Journal of Natural Products, 2015
Tithonia diversifolia (Mexican sunflower) is a dominant plant of the Asteraceae family, which suggests it produces allelochemicals that interfere with the development of surrounding plants. The study described herein was conducted to identify the compounds that have phytotoxic activity in T. diversifolia extracts.
M.Miranda, Maria A. F., J. Gualtieri, Sonia C., Varela Montoya, Rosa María, Torres Martínez, Ascensión, González Molinillo, José María, Macías Domínguez, Francisco Antonio   +5 more
openaire   +3 more sources

Phytotoxic Metabolites Isolated from Neufusicoccum batangarum, the Causal Agent of the Scabby Canker of Cactus Pear (Opuntia ficus-indica L.)

Toxins, 2020
Six phytotoxins were obtained from the culture filtrates of the ascomycete Neofusicoccum batangarum, the causal agent of the scabby canker of cactus pear (Opuntia ficus-indica L.) in minor Sicily islands.
Marco Masi, Francesco Aloi, Paola Nocera, Santa Olga Cacciola, Giuseppe Surico, Antonio Evidente   +5 more
doaj   +1 more source

The Search for Quorum Sensing in Botrytis cinerea: Regulatory Activity of Its Extracts on Its Development

Plants, 2020
Botrytis cinerea is a phytopathogenic fungus that causes large crop and post-harvest losses. Therefore, new and effective strategies are needed to control the disease and to reduce resistance to fungicides.
Esteban D. Rosero-Hernández, Fernando L. Echeverri   +1 more
doaj   +1 more source

Purification of N-coronafacoyl Phytotoxins from Streptomyces scabies

Bio-Protocol, 2017
This procedure is used for large-scale purification of N-coronafacoyl phytotoxins that are produced by the potato common scab pathogen Streptomyces scabies. The procedure employs organic extraction of S.
Luke Bown, Dawn Bignell
doaj   +1 more source