Tomato (Solanum lycopersicum L.) is an economically important vegetable susceptible to various fungal diseases, including leaf spot caused by Alternaria spp. from the section Alternaria.
View Article and Find Full Text PDFBurning mouth syndrome (BMS) and pelvodynia are chronic pain still poorly understood and the links between them are all the more so. Health professionals therefore have few resources to understand, diagnose and treat these pains. They may consider and treat these ailments individually, which does not represent optimal care management for the patient and leads to overmedication.
View Article and Find Full Text PDFAlternaria dauci is a Dothideomycete fungus, causal agent of carrot leaf blight. As a member of the Alternaria genus, known to produce a lot of secondary metabolite toxins, A. dauci is also supposed to synthetize host specific and non-host specific toxins playing a crucial role in pathogenicity.
View Article and Find Full Text PDFRNA interference is a mechanism of suppressing gene expression in plants, animals and fungi. This regulation mechanism involves three main enzymes, Dicers (Dcr), Argonautes (Ago) and RNA Dependent RNA Polymerases (Rdrp) allowing to produce smallRNAs. RNA interference and smallRNAs have a role in the plant-microorganisms interaction, either in a pathogenic or in a symbiotic relationships.
View Article and Find Full Text PDFAlthough large-spored species of the section are considered to be the major agents responsible for leaf spot and blight of , small-spored species are also frequently isolated from symptomatic tissues. A survey of the north-western regions of Algeria during the 2017-2018 growing seasons revealed that amongst the 623 isolates from tomato, potato, pepper, eggplant and black nightshade, 8% could not be morphologically assigned to either section or section . In order to more precisely determine the taxonomic position of these isolates, detailed morphological characterizations and multi-locus phylogenetic analyses were performed.
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