metabolomics – Page 5

Comparative Metabolite Profiling Between Cordyceps sinensis and Other Cordyceps by Untargeted UHPLC-MS/MS

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This research compares the chemical compounds found in authentic Cordyceps sinensis with four similar but different Cordyceps species to identify which ones are real. Using advanced laboratory techniques, scientists detected thousands of chemical differences between the species. They found that genuine C. sinensis contains higher levels of specific beneficial compounds like nucleosides and certain fatty acids. These findings help consumers and merchants distinguish authentic Cordyceps from counterfeit products and lower-quality substitutes.

Screening, identification, metabolic pathway of di-n-butyl phthalate degrading Priestia megaterium P-7 isolated from long-term film mulched cotton field soil in Xinjiang

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This research identifies a special bacterium called Priestia megaterium P-7 that can efficiently break down di-n-butyl phthalate (DBP), a harmful plastic chemical that accumulates in cotton field soils. Scientists found that this bacterium can completely remove DBP from contaminated soil within 20 hours under optimal conditions. By studying the bacterium’s genes and metabolism, they discovered the specific enzymes and pathways it uses to degrade DBP into harmless compounds. This finding offers a practical biological solution for cleaning up contaminated agricultural soils, particularly in Xinjiang where plastic film mulching is widely used in cotton farming.

Glycosylation and sugar variations in tyrosol yield promising prebiotic-like effects

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This study tested whether chemically modified versions of tyrosol, a natural compound found in olives and red wine, could boost beneficial gut bacteria better than the original form. Researchers gave mice three different versions: plain tyrosol, natural salidroside (tyrosol with glucose attached), and a lab-created version with galactose attached instead. The galactose version worked best, promoting the most beneficial bacteria like Bifidobacteria and reducing harmful bacteria, potentially offering health benefits similar to prebiotic supplements.

Growth performance, meat quality, cecal microbiota and metabolomics profile of turkeys fed diets containing black soldier fly (Hermetia illucens) meal

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Researchers tested using black soldier fly meal as a protein source in turkey feed to replace traditional soybean meal. Turkeys fed diets containing 5% BSF meal from mid-growth to slaughter showed better growth and weight gain with minimal changes to meat quality. The improvements appeared to be linked to beneficial changes in gut chemistry rather than changes in gut bacteria, making BSF meal a promising sustainable protein alternative for poultry farming.

DNA Authentication and Chemical Analysis of Psilocybe Mushrooms Reveal Widespread Misdeterminations in Fungaria and Inconsistencies in Metabolites

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Researchers examined museum specimens of magic mushrooms and found that many are mislabeled and don’t reliably contain the psychoactive compounds they should. The study shows that psilocybin breaks down unpredictably during storage, and these mushrooms contain thousands of unknown chemical compounds. These findings suggest that current regulations and our understanding of these mushrooms need significant updates.

Recent Advances and Developments in Bacterial Endophyte Identification and Application: A 20-Year Landscape Review

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Bacterial endophytes are beneficial bacteria living inside plants that help them grow stronger, resist diseases, and even clean up polluted soil. Scientists have studied these helpful microbes for 20 years and discovered they can be identified using both traditional laboratory methods and advanced DNA technologies. These bacteria show promise for making farming more sustainable by reducing the need for chemical pesticides and helping crops survive droughts and other stressors.

A review and case study of Rhododendron moulmainense highlights the feasibility and adaptation of evergreen Rhododendron plants to current environmental challenges

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This study examines Rhododendron moulmainense, a beautiful alpine flowering plant being adapted for urban gardens. Researchers discovered that special soil fungi living in the plant’s roots help it survive stress like drought and heat. The study details multiple ways to grow new plants through cuttings, tissue culture, and seeds, with success rates over 90%. Understanding this plant’s adaptation mechanisms provides strategies for introducing more alpine rhododendrons to lower-altitude cities while improving their resilience to climate challenges.

Non-Targeted Metabolomics Analysis Reveals Metabolite Profiles Change During Whey Fermentation with Kluyveromyces marxianus

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Scientists fermented whey (a dairy byproduct) using a special yeast called Kluyveromyces marxianus to create a nutrient-rich food. Using advanced analysis, they found that fermentation breaks down large proteins and fats into smaller, more beneficial compounds including amino acids and omega-3 fatty acids. The fermented whey showed significant increases in health-promoting substances that could help reduce inflammation, prevent disease, and improve overall nutrition.

Low Temperature Enhances N-Metabolism in Paxillus involutus Mycelia In Vitro: Evidence From an Untargeted Metabolomic Study

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Researchers studied how a common forest fungus (Paxillus involutus) responds to cold temperatures like those found in spring and autumn. Surprisingly, even though the fungus grew slower in the cold, it actually increased its nitrogen uptake and production of amino acids, the building blocks of proteins. This suggests the fungus has special adaptation mechanisms to thrive in cold environments, which could be important for understanding how climate change might affect forest health.

Integrated Transcriptomics and Metabolomics Provide Insight into Degeneration-Related Molecular Mechanisms of Morchella importuna During Repeated Subculturing

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Morel mushrooms are prized edible fungi that unfortunately degrade when repeatedly cultured in the laboratory, becoming slower-growing and less productive. Researchers used advanced genetic and chemical analysis to discover that degeneration occurs when the mushroom stops producing flavonoids, natural antioxidants that protect cells from damage. A specific gene called NR-PKS is responsible for making these protective flavonoids, and it shuts down in degraded strains. The study suggests that preservation methods using cold storage or adding antioxidants could help maintain healthy, productive morel cultures.

Research Keyword: metabolomics