Research Keyword: breeding

Genome-Wide SSR Markers Reveal Genetic Diversity and Establish a Core Collection for Commercial Hypsizygus marmoreus Germplasm

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Researchers developed a streamlined genetic database for beech mushrooms (H. marmoreus) by analyzing 57 strains and identifying genetic markers. They selected 24 representative strains that capture all the genetic diversity of the larger collection, making breeding programs more efficient. Each strain received a unique molecular ID code similar to a genetic barcode for easy identification and authentication in commercial breeding and cultivation.

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Asymmetric mitonuclear interactions trigger transgressive inheritance and mitochondria-dependent heterosis in hybrids of the model system Pleurotus ostreatus

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This research examines how mushroom hybrids inherit different combinations of genes from their parents, specifically looking at genes in the nucleus versus the mitochondria (cellular energy factories). When mushrooms with mismatched nuclear and mitochondrial genes are crossed, some grow slowly and show stress, while others surprisingly grow very well. The study identifies which genes are activated under these conditions and how they affect mushroom production quality and yield.

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Transcriptome Analysis Reveals Critical Genes Involved in the Response of Stropharia rugosoannulata to High Temperature and Drought Stress

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This study examined how a type of edible mushroom called Stropharia rugosoannulata responds to high heat and dry conditions by analyzing which genes become active. Researchers found that under stress, the mushroom activates specific genes that help it survive, particularly through a cellular communication pathway called MAPK. They identified 15 key genes that could be useful for breeding mushroom varieties that better withstand harsh growing conditions, which could improve mushroom farming efficiency.

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Putative Transcriptional Regulation of HaWRKY33-AOA251SVV7 Complex-Mediated Sunflower Head Rot by Transcriptomics and Proteomics

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This research identifies how sunflowers defend themselves against a devastating fungal disease called head rot caused by Sclerotinia sclerotiorum. Scientists discovered that a protein called HaWRKY33 works together with another protein (AOA251SVV7) to help resistant sunflower varieties fight off the infection. By understanding these molecular interactions and identifying critical regions of the HaWRKY33 protein, researchers can now develop better sunflower varieties that are naturally resistant to this disease, potentially saving farmers significant crop losses.

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