phylogenetic analysis – Page 18

Molecular characterization of four novel mycoviruses in entomopathogenic and nematophagous fungi

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Scientists discovered four new types of viruses that infect specific fungi used for pest control. These fungi naturally kill insects and parasitic worms, making them valuable alternatives to chemical pesticides. Understanding the viruses in these beneficial fungi could help improve their effectiveness as biological control agents and reveal new ecological relationships.

Twenty-nine new host records of powdery mildew fungi (Erysiphaceae) in Taiwan with an updated checklist

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Scientists in Taiwan have updated a comprehensive list of powdery mildew fungi that infect plants, adding 29 new host plant records. They identified 13 different species of these fungi using both traditional microscopy and modern DNA sequencing techniques. This updated list is important for farmers and gardeners to identify and manage powdery mildew diseases on their crops and plants.

Triangularia manubriata sp. Nov.: A Novel Fungal Species Belonging to the Family Podosporaceae Isolated from Soil in Korea

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Scientists in Korea discovered a new fungal species living in soil, named Triangularia manubriata. The fungus was identified using microscopic observation and DNA analysis, revealing it had unique features compared to related species. This discovery is the first report of the Triangularia genus in Korea and may help researchers understand the diversity of soil fungi and their potential useful applications.

Orthrus: a Pumilio-family gene involved in fruiting body and dark stipe development in Coprinopsis cinerea

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Scientists studied a gene called ort2 in mushrooms that controls how fruiting bodies develop, especially the long structures called dark stipes that form in darkness. They found that when this gene is active, mushrooms make more of these elongated forms, while disabling it prevents dark stipe formation. This discovery could help improve mushroom cultivation for species where these elongated forms are commercially valuable.

A New Species and Eight New Records of Ascomycetes from Freshwater Niches in Korea

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Scientists discovered a new fungal species and eight species new to South Korea while studying fungi in freshwater habitats. These fungi are important decomposers that break down plant material in aquatic environments. The study used modern genetic analysis to identify and describe these species, expanding our knowledge of the fungal diversity in Korean freshwater ecosystems.

Analysis of the chitin synthase gene family in Ganoderma lucidum: its structure, phylogeny, and expression patterns

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Scientists studied eight chitin synthase genes in Ganoderma lucidum (reishi mushroom), which are important for building the fungal cell wall and controlling growth. They found that different genes are active at different stages of mushroom development and that six of these genes become more active when exposed to high temperatures, suggesting they help the mushroom survive heat stress. This research helps us understand how mushrooms grow and develop, which could lead to better cultivation methods.

Postharvest Disease Management of ‘Akizuki’ Pear in China: Identification of Fungal Pathogens and Control Efficacy of Chlorine Dioxide

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‘Akizuki’ pears are a popular fruit in China but often develop rot diseases during storage, causing significant economic losses. Researchers identified four types of fungi responsible for this rot and tested chlorine dioxide gas as a treatment. The study found that chlorine dioxide effectively kills these fungi by damaging their cell membranes and works as well as commercial fungicides, offering a safer alternative for preserving pears without harmful chemical residues.

Expression Profile of Laccase Gene Family in White-Rot Basidiomycete Lentinula edodes under Different Environmental Stresses

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Researchers studied how shiitake mushrooms control 14 different laccase genes in response to environmental changes like temperature, light, and food sources. Laccases are enzymes that help mushrooms break down wood and other tough plant materials. The study found that different genes activate under different conditions, helping the mushroom adapt and develop fruiting bodies efficiently. This research helps improve mushroom cultivation and understanding of how fungi survive in changing environments.

Morphological and multi-gene phylogenetic analyses reveal Nigrellomyces gen. nov. and one new species in Pleurotheciaceae from China

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Scientists discovered a new type of fungus in freshwater streams in China called Nigrellomyces aquaticus. This fungus helps break down dead wood in water and is unique compared to other similar fungi because of its distinctive spore structure. The researchers used DNA analysis and detailed observations to confirm this is a completely new genus and species of fungus, adding to our knowledge of freshwater fungal diversity in Southwest China.

Identification and potential of the hyperparasite Acremonium persicinum as biocontrol agent against coffee leaf rust

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Coffee leaf rust is a major disease that destroys coffee crops and costs the global coffee industry billions of dollars annually. Researchers in China discovered that a fungus called Acremonium persicinum naturally parasitizes the rust-causing fungus and can prevent coffee leaves from being infected. When this beneficial fungus was applied to infected coffee leaves, it completely stopped the rust fungus from growing and spreading. This discovery offers farmers an environmentally friendly alternative to chemical pesticides for protecting their coffee crops.

Research Keyword: phylogenetic analysis