antioxidant – Page 2

Green nanobiopolymers for ecological applications: a step towards a sustainable environment

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This article explains how scientists are creating eco-friendly nanomaterials from natural sources like plants and crustacean shells to replace harmful plastic products. These green nanobiopolymers can break down naturally in the environment and are used in applications ranging from wound dressings to food packaging. The review covers how these materials are extracted and processed at the nanoscale to improve their properties for practical uses while reducing environmental pollution.

Physicochemical properties and fermentation characteristics of a novel polysaccharide degraded from Flammulina velutipes residues polysaccharide

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Researchers developed a new method to break down a large mushroom polysaccharide from golden needle mushroom plant residues into smaller, more useful molecules. The smaller version works better as an antioxidant and helps feed beneficial gut bacteria, producing beneficial compounds that support digestive health. This discovery could lead to new functional food products and health supplements using mushroom waste that would otherwise be discarded.

Metabolomics Profiling of White Button, Crimini, Portabella, Lion’s Mane, Maitake, Oyster, and Shiitake Mushrooms Using Untargeted Metabolomics and Targeted Amino Acid Analysis

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Researchers analyzed seven popular mushroom varieties to understand their chemical makeup. They found over 10,000 different compounds across all mushrooms, with each variety having its own unique set of chemicals. Lion’s mane and oyster mushrooms were particularly rich in L-ergothioneine, a special amino acid thought to have antioxidant and anti-aging properties. The common white button, crimini, and portabella mushrooms had similar nutrient profiles, while specialty mushrooms had distinct chemical signatures.

Domestication Cultivation and Nutritional Analysis of Hericium coralloides

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Researchers successfully grew a rare medicinal mushroom called Hericium coralloides from a wild sample found on the Tibetan Plateau. The mushroom is nutrient-rich, containing good amounts of protein and fiber while being low in fat, making it a healthy food choice. The mushroom’s compounds showed strong antioxidant properties and the ability to slow the growth of certain cancer cells, particularly breast cancer cells, suggesting potential health benefits.

Bioactive Metabolites from the Fruiting Body and Mycelia of Newly-Isolated Oyster Mushroom and Their Effect on Smooth Muscle Contractile Activity

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Researchers isolated a new oyster mushroom strain and studied how it affects digestive system health. They compared the fruiting body and mycelium (root-like structure) and found that water extracts of the fruiting body were rich in beneficial compounds like β-glucans and antioxidants. When tested on stomach muscle tissue, these extracts caused muscle contractions in a dose-dependent manner, suggesting potential benefits for digestive function. This discovery could lead to new natural supplements supporting gut health.

Photoregulation of the biosynthetic activity of fungus Inonotus obliquus using colloidal solutions of biogenic metal nanoparticles and low-intensity laser radiation

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Scientists studied how to enhance the medicinal properties of chaga mushroom using tiny metal particles and laser light. They found that adding silver, iron, or magnesium nanoparticles to growing mushroom cultures increased biomass production. When combined with laser treatment, these nanoparticles dramatically boosted the production of beneficial compounds like polysaccharides, flavonoids, and melanin pigments that have health benefits including antioxidant and immune-boosting properties.

The release patterns and potential prebiotic characteristics of soluble and insoluble dietary fiber-bound polyphenols from pinot noir grape pomace in vitro digestion and fermentation

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This study examined how grape pomace dietary fiber and its bound polyphenols are broken down in the digestive system and colon. Researchers found that soluble fiber was particularly effective at releasing beneficial compounds that feed healthy gut bacteria and produce short-chain fatty acids important for health. The fiber types promoted beneficial bacteria like Bifidobacterium while reducing harmful bacteria, suggesting grape pomace could be a valuable ingredient in functional foods to support digestive and overall health.

A Review of Novel Antioxidant Ergothioneine: Biosynthesis Pathways, Production, Function and Food Applications

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Ergothioneine is a powerful natural antioxidant found mainly in mushrooms that protects cells from damage and may help prevent diseases like Alzheimer’s and heart disease. Currently, producing ergothioneine from mushrooms is expensive and slow, but scientists have developed faster fermentation methods using engineered microbes that could make it cheaper and more available. This compound can be added to foods and supplements to boost health benefits, and researchers are exploring its use beyond seafood to other food products like meat and baked goods.

Advances in Bioprocess Engineering for Optimising Chlorella vulgaris Fermentation: Biotechnological Innovations and Applications

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Chlorella vulgaris is a nutrient-rich microalga gaining popularity in health supplements, functional foods, and sustainable energy production. Scientists are using advanced genetic engineering techniques, special fermentation methods, and innovative bioreactor designs to increase the production of beneficial compounds like proteins and antioxidants. These improvements make Chlorella more valuable for creating health-promoting foods, medicines, and biofuels while keeping production costs low and environmentally sustainable.

Impact of Hericium erinaceus and Ganoderma lucidum metabolites on AhR activation in neuronal HT-22 cells

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This study examined how two medicinal mushrooms, lion’s mane and Reishi, affect nerve cells in the brain. The researchers found that metabolites from these mushrooms don’t harm brain cells and actually boost protective proteins that support cell health and survival. The mushrooms appear to work through a cellular receptor called AhR, which helps facilitate communication between the gut and the brain. These findings suggest that these mushrooms may help support brain function and protect against neurological problems.

Research Keyword: antioxidant