Research Keyword: antioxidant

Comparative Genomics and Phylogenomics of Novel Radiation-Resistant Bacterium Paracoccus qomolangmaensis sp. nov. S3-43T, Showing Pyrethroid Degradation

Scientists discovered a new type of bacteria called Paracoccus qomolangmaensis living on Mount Everest at extreme altitude where radiation is 10-20 times stronger than at sea level. This remarkable bacterium can survive intense radiation, oxidative stress, and can degrade harmful pesticides called pyrethroids. The bacteria’s genome contains special genes for repairing DNA damage and protecting itself from oxidative stress, making it a valuable resource for understanding how life survives in extreme conditions and potentially cleaning up pesticide contamination.

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Large-Scale Field Cultivation of Morchella and Relevance of Basic Knowledge for Its Steady Production

Morels are valuable mushrooms worth hundreds of dollars per kilogram. China dramatically expanded morel farming from 2012 to 2022, but many farmers struggle with unstable harvests and profits. Scientists have discovered that successful morel cultivation requires careful attention to species selection, proper nutrition techniques, and understanding the complex mating systems of morel fungi. Better training and scientific knowledge could help make morel farming more reliable and profitable worldwide.

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Impact of maltodextrin and gum Arabic ratio on freeze dried microencapsulated extract of microgreen kangkong (Ipomoea reptans Poir)

Microgreen kangkong is a young vegetable packed with more beneficial compounds than regular mature kangkong. Researchers found that wrapping these beneficial compounds in a protective coating made from maltodextrin and gum Arabic using freeze-drying technology preserves their health benefits. The best protective coating ratio was 20% maltodextrin and 80% gum Arabic, which kept more of the beneficial compounds intact and created a powder that could be used in functional foods and health supplements.

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Polysaccharides from Spores of Cordyceps cicadae Protect against Cyclophosphamide-Induced Immunosuppression and Oxidative Stress in Mice

Researchers extracted and studied special compounds called polysaccharides from the spores of Cordyceps cicadae, a medicinal fungus used in traditional Chinese medicine. When tested in mice treated with a cancer drug that suppresses immunity, one of these purified compounds (CCSP-2) successfully restored immune function and reduced harmful oxidative stress. The compound works by boosting the activity of immune cells and protecting the body’s natural antioxidant defense systems, suggesting it could potentially help cancer patients manage chemotherapy side effects.

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Therapeutic and Nutraceutical Potential of Sargassum Species: A Narrative Review

Sargassum is a type of ocean seaweed that has been used in traditional medicine for centuries and contains compounds that may help fight inflammation, oxidative stress, viruses, and bacteria. Scientists have discovered that different Sargassum species produce nearly 200 different bioactive compounds with potential health benefits ranging from reducing arthritis symptoms to supporting immune function. While Sargassum can accumulate harmful heavy metals like arsenic from seawater, researchers have developed effective cleaning methods to remove these contaminants while preserving the beneficial compounds. This makes Sargassum a promising sustainable source of natural medicines and health supplements.

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Metabolite Profiles and Biological Activities of Different Phenotypes of Beech Mushrooms (Hypsizygus marmoreus)

This study compared white and brown varieties of beech mushrooms, which are popular edible mushrooms in South Korea. Brown beech mushrooms were found to have higher levels of beneficial compounds called phenolics, which give them a more bitter taste and brown color. The research showed that brown mushrooms have stronger health-promoting properties, including better abilities to fight bacteria, reduce inflammation, and combat oxidative stress, making them potentially more valuable as functional foods for health and nutrition.

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Domestication of a magic therapeutical wine glass fungus (Podoscypha petalodes) from Pakistan

Researchers successfully grew Podoscypha petalodes, a medicinal mushroom known as wine glass fungus, under controlled conditions for the first time. The best growth was achieved using a mixture of sawdust and tea waste at 28°C, which produced high yields in just 10 days. This breakthrough means that this therapeutic fungus, which has antiviral and anti-cancer properties, can now be cultivated year-round commercially instead of relying on rare wild specimens.

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Isolation and Identification of Pigment-Producing Endophytic Fungi from the Amazonian Species Fridericia chica

Scientists discovered nine types of fungi living inside an Amazonian plant called crajiru that produce colorful pigments. One fungus called Hypoxylon investiens stood out for producing a red pigment with strong antioxidant and antimicrobial properties. This discovery could help replace synthetic dyes in food and cosmetics with natural alternatives from fungi, which are easier and cheaper to produce than extracting pigments from plants.

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Structural and Biological Properties of Rhamnogalacturonan-I-Enriched Pectin Isolated from Cardamine tangutorum and Cardamine macrophylla

Shigecai, a traditional vegetable eaten by Tibetan and Qiang communities, contains special fiber-like compounds called pectins that may be beneficial for health. Researchers found these compounds can help fight free radicals in the body, support healthy gut bacteria, and boost immune function. The study suggests these plants could be developed into health supplements and functional food ingredients.

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Extraction Optimization and Bioactivity of Polysaccharides from Ganoderma leucocontextum Spores

Researchers developed an improved method to extract beneficial polysaccharides from Ganoderma leucocontextum (white Ganoderma), a rare mushroom from the Tibetan plateau. The extracted compound GLSP-A1 showed strong anti-inflammatory effects by reducing inflammatory markers and reduced signs of aging in test organisms by decreasing harmful reactive oxygen species and cellular aging pigments. This work suggests the mushroom polysaccharide could potentially be used in dietary supplements to help slow aging.

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