Research Topic: environmental stress response

The phenol-2-monooxygenase FgPhm1 regulates DON synthesis, pathogenicity and environmental stress response in Fusarium graminearum

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Researchers studied a fungal protein called FgPhm1 in a wheat-infecting fungus that produces harmful toxins called DON. By deleting this gene, they found that the fungus became unable to infect plants and produce toxins, making it less dangerous. The protein also helps the fungus handle stress conditions, and removing it makes the fungus sensitive to oxidative stress while paradoxically tolerant to phenol.

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MSB2-activated pheromone pathway regulates fungal plasma membrane integrity in response to herbicide adjuvant

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Commercial herbicides used in farming contain additives that can harm beneficial soil fungi more than the main active ingredient. This study shows that the additive Triton CG-110 in Roundup herbicide damages fungal cells by disrupting their ability to absorb nutrients. Fungi respond by activating a stress response pathway that helps them survive by reinforcing their cell membranes. Understanding these processes is important for protecting beneficial fungi used in agriculture.

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Characterization of spatio-temporal dynamics of the constrained network of the filamentous fungus Podospora anserina using a geomatics-based approach

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Researchers studied how a fungus called Podospora anserina adapts its growth pattern when exposed to challenging conditions like nutrient scarcity, temperature changes, and bright light. Using a novel computer mapping technique borrowed from geography, they discovered that fungi don’t just grow slower under stress—they reorganize how densely they pack their filaments. This geomatics approach revealed that different stresses cause different patterns of network densification, providing new insights into fungal survival strategies.

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