Research Keyword: LC-MS/MS

Transcriptome and Metabolome Reveal Accumulation of Key Metabolites with Medicinal Properties of Phylloporia pulla

Scientists studied a medicinal fungus called Phylloporia pulla to understand which health-promoting compounds it produces and how it makes them. Using advanced genetic and chemical analysis tools, they discovered the fungus produces beneficial compounds like steroids and triterpenoids that have anti-inflammatory and anti-cancer properties, with production peaking around the middle of the fungus’s growth cycle. They identified six key genes that control the production of celastrol, a particularly valuable compound with potential to treat diseases like Alzheimer’s and cancer. This research helps explain why this fungus has been used traditionally in medicine and provides guidance for growing it to maximize production of these beneficial compounds.

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Changes of Active Substances in Ganoderma lucidum during Different Growth Periods and Analysis of Their Molecular Mechanism

Scientists studied how the medicinal mushroom Ganoderma lucidum changes as it grows, discovering that different growth stages contain different beneficial compounds. The budding stage was found to have the highest levels of powerful healing compounds called triterpenoids and steroids. This research helps identify the best time to harvest the mushroom to get maximum health benefits, improving both quality and standardized production for medicinal use.

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Patulin Biodegradation by Rhodosporidiobolus ruineniae and Meyerozyma guilliermondii Isolated From Fruits

Patulin is a dangerous toxin produced by molds that grow on apples and peaches, posing serious health risks to consumers. Researchers isolated two yeast species from fruits that can effectively break down patulin into a less toxic compound called (E)-ascladiol. The yeasts work by using enzymes inside their cells to degrade the toxin, and this biological approach could be used to safely remove patulin from contaminated fruits and fruit products.

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Comparative phosphoproteome analysis to identify candidate phosphoproteins involved in blue light-induced brown film formation in Lentinula edodes

Researchers studied how blue light triggers brown film formation on shiitake mushroom mycelia by analyzing protein modifications called phosphorylation. Using advanced mass spectrometry techniques, they identified thousands of phosphorylation changes in proteins when mushroom mycelia are exposed to blue light. The findings revealed that blue light activates several important processes including light sensing, pigment production, and cell wall degradation, providing insights into how mushrooms develop fruiting bodies in response to light signals.

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Exo-metabolome profiling of soybean endophytes: a road map of antagonism against Fusarium oxysporum

Scientists discovered that certain beneficial bacteria living inside soybean roots can protect the plant from a harmful fungus that causes root rot and reduces crop yield. By analyzing the chemical compounds these bacteria produce, researchers identified specific antifungal substances that kill or inhibit the pathogenic fungus. These findings suggest that instead of using harmful chemical fungicides, farmers could use these beneficial bacteria as a natural, environmentally-friendly way to protect soybean crops and improve agricultural sustainability.

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Novel tyrosinase-inhibitory peptides derived from Locusta migratoria protein hydrolysates: Preparation, identification and molecular docking analysis

Scientists have discovered that peptides from locusts can effectively inhibit tyrosinase, an enzyme responsible for skin pigmentation. These peptide extracts showed strong ability to prevent melanin production, comparable to existing skin-whitening agents but with much lower toxicity to normal cells. The research identified over 1100 different peptide sequences that could be useful in cosmetic and pharmaceutical products for treating age spots, freckles, and other pigmentation issues.

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From mold to mycotoxins: an LC–MS/MS method for quantifying airborne mycotoxins in indoor environments

Mold in water-damaged buildings produces toxic compounds called mycotoxins that can become airborne and be breathed in. This study developed a precise laboratory method to detect and measure 29 different mycotoxins in indoor air samples. Researchers tested the method in three real mold-infested buildings and successfully identified seven different mycotoxins, proving the method works well even when toxin levels are very low. This breakthrough helps determine whether moldy indoor environments pose serious health risks to workers and occupants.

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Optimisation and Characterisation of Novel Angiotensin-Converting Enzyme Inhibitory Peptides Prepared by Double Enzymatic Hydrolysis from Agaricus bisporus Scraps

Scientists discovered three new peptides in common button mushroom scraps that can lower blood pressure by blocking an enzyme called ACE. Using special enzymes to break down mushroom proteins and then purifying the result, they created peptides with strong blood pressure-lowering activity that survive stomach digestion well. This finding turns mushroom waste into a valuable source for making natural blood pressure medications that are safer than synthetic alternatives.

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Comparative metabolic profiling of the mycelium and fermentation broth of Penicillium restrictum from Peucedanum praeruptorum rhizosphere

Researchers studied a fungus called Penicillium restrictum found in the roots of QianHu, a traditional Chinese medicine plant. Using advanced chemical analysis, they discovered that this fungus produces important medicinal compounds called coumarins, with peak production around day 4 of growth. The fungus appears to produce even more types of these beneficial compounds than the plant itself, suggesting it could be used to manufacture these medicines more efficiently.

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From Mushrooms to Molecules: Exploring Depsidones in Ganoderma lucidum for Antioxidant and Anticancer Applications

This research examined reishi mushroom (Ganoderma lucidum), a traditional medicinal fungus, to find rare compounds called depsidones with potential cancer-fighting properties. Scientists extracted these compounds using different solvents and tested them against four types of cancer cells (liver, colon, breast, and lung cancer), finding that they successfully killed cancer cells while being safe to normal cells. Using advanced chemical analysis and computer modeling, they identified nine new depsidone compounds in reishi and showed how these compounds could bind to cancer-related proteins to stop tumor growth.

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