transcriptomics – Page 6

Genotype-by-genotype interactions reveal transcription patterns underlying resistance responses in Norway spruce to Heterobasidion annosum s.s

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This study examined how different types of Norway spruce trees respond to infection by a fungus that causes root rot. Researchers found that the spruce tree’s genetics are more important than the fungus’s virulence in determining disease severity. Resistant tree clones activate specific defense genes early in infection, particularly genes related to pathogen recognition, while susceptible trees mount a delayed and broader response. Understanding these genetic differences could help with breeding more resistant trees for forests.

Editorial: Unraveling pathogen-plant-microbiome interactions in horticultural crops through omics approaches

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This editorial presents a collection of research on how diseases affect valuable crops like tomatoes, tea, and potatoes. Scientists used advanced genetic and molecular techniques to understand how pathogens infect plants and how the beneficial microbes around plant roots can help fight disease. The studies suggest that managing crop diseases sustainably requires understanding the complex interactions between pathogens, plants, and their microbial communities.

Fruiting body-associated Pseudomonas contact triggers ROS-mediated perylenequinone biosynthesis in Shiraia mycelium culture

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Scientists discovered that bacteria living inside medicinal mushroom fruiting bodies can trigger the production of powerful healing compounds called perylenequinones through direct physical contact. These compounds are being used to fight cancer and harmful bacteria through a therapy called photodynamic therapy. The study shows that when bacteria touch the mushroom’s cells, it causes the mushroom to produce more of these therapeutic compounds by creating controlled stress that activates specific genes.

Morphogenesis, starvation, and light responses in a mushroom-forming fungus revealed by long-read sequencing and extensive expression profiling

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Researchers created a detailed genetic instruction manual for a common mushroom species called Coprinopsis cinerea. Using advanced sequencing technology, they identified all the genes and precisely mapped where genes start and stop, what controls them, and how they respond to light and hunger. This improved genetic map reveals how mushrooms form fruiting bodies and survive changing environmental conditions, providing a valuable resource for understanding mushroom biology and improving mushroom cultivation.

Integrated Transcriptomics–Proteomics Analysis Reveals the Response Mechanism of Morchella sextelata to Pseudodiploöspora longispora Infection

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White mold disease is a major problem for morel mushroom farmers in China. Researchers identified the fungus causing this disease and studied how morel cells defend themselves. Using advanced molecular techniques, they found that morel cells respond to infection by changing their cell membranes and walls, and by activating protective proteins that fight oxidative stress. This research helps explain how the disease damages morels and could lead to developing stronger, disease-resistant mushroom varieties.

Genotype-by-genotype interactions reveal transcription patterns underlying resistance responses in Norway spruce to Heterobasidion annosum s.s

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Researchers studied how different spruce trees resist a wood-rotting fungus by examining which genes turn on and off during infection. They found that resistant trees quickly recognize the fungus and strengthen their cell walls, while susceptible trees have delayed responses. Interestingly, different resistant trees sometimes use different defense strategies to achieve similar protection, suggesting multiple genetic pathways can lead to the same outcome.

Multi-omics analysis of Taiwanofungus gaoligongensis: effects of different cultivation methods on secondary metabolites

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This study examined how different growing methods affect the medicinal compounds found in Taiwanofungus gaoligongensis, a rare Chinese medicinal fungus. Researchers discovered that growing this fungus on wood substrates from specific trees significantly increased production of beneficial compounds like antcins and antrodin C, which have anti-cancer and anti-inflammatory properties. By analyzing gene expression patterns, they identified key genes and regulatory mechanisms that control the production of these medicinal compounds, suggesting ways to improve cultivation methods for better medicinal value.

Differential hypo-osmotic stress responses and regulatory mechanisms of Aspergillus sydowii in amphipod guts and hadal sediments

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Scientists discovered a new fungus living in the guts of deep-sea amphipods and studied how it survives in extreme pressure and low-salt environments. By comparing this gut fungus with a similar fungus from deep-sea sediments, they found that the gut fungus is better adapted to low-salt conditions and produces different protective chemicals. The study reveals that fungi evolve different survival strategies depending on where they live, using changes in cell walls and energy production to handle environmental stress.

Plants, fungi, and antifungals: A little less talk, a little more action

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Plants and fungi communicate through small chemical molecules, and scientists are discovering that understanding this dialogue could lead to new antifungal medicines. Researchers found that a plant hormone called strigolactone affects a specific fungal protein involved in nutrient uptake, suggesting this could be a target for new drugs. By using baker’s yeast as a laboratory model, scientists can study how fungal cells respond to plant chemicals and identify new ways to fight dangerous fungal infections that are becoming resistant to current treatments.

Kinome analysis of Madurella mycetomatis identified kinases in the cell wall integrity pathway as novel potential therapeutic drug targets in eumycetoma caused by Madurella mycetomatis

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Eumycetoma is a serious fungal infection that causes large tumors under the skin and is very difficult to treat. Scientists used computer analysis to find special proteins called kinases in the fungus that might be good targets for new drugs. They discovered that proteins involved in the fungus’s cell wall are promising targets, which could lead to better treatments for this neglected disease.

Research Keyword: transcriptomics