antiviral activity – Page 3

Enhancement of Perylenequinonoid Compounds Production from Strain of Pseudoshiraia conidialis by UV-Induced Mutagenesis

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Researchers used UV light to mutate fungal strains that naturally produce powerful medicinal compounds called perylenequinones. These compounds show promise for treating cancer and viral infections through photodynamic therapy. Through careful mutagenesis and screening, they developed a superior fungal strain that produces over 2100 mg/L of these valuable compounds, far exceeding previous methods. The breakthrough highlights that focusing on multiple beneficial compounds rather than just one can lead to better commercial applications.

Antiviral effects of Pediococcus acidilactici isolated from Tibetan mushroom and comparative genomic analysis

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Researchers found that bacteria from Tibetan mushrooms, particularly Pediococcus acidilactici, can effectively prevent rotavirus infection that causes diarrhea in children and animals. When tested in laboratory cells and in mice, this beneficial bacteria reduced virus levels significantly and protected the intestines from damage. Genetic analysis shows this probiotic strain has the right combination of genes to fight viral infections, making it a promising natural treatment option.

Research Progress of Polysaccharide-Gold Nanocomplexes in Drug Delivery

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Scientists are combining polysaccharides (natural compounds found in plants and organisms) with tiny gold particles to create better drug delivery systems. These hybrid nanoparticles can transport medicines directly to cancer cells while reducing side effects and improving treatment effectiveness. The review discusses how these gold-polysaccharide combinations can also fight bacteria and viruses, making them useful for various medical applications beyond cancer therapy.

A Model of the Current Geographic Distribution and Predictions of Future Range Shifts of Lentinula edodes in China Under Multiple Climate Change Scenarios

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Shiitake mushrooms (Lentinula edodes) are popular edible mushrooms found throughout China with high nutritional value including immune-boosting compounds. This study used computer modeling to map where these mushrooms currently grow and predict where they might be found as climate change continues. The research found that shiitake mushrooms will likely lose significant habitat area and shift northward and westward as temperatures rise and precipitation patterns change, suggesting urgent conservation measures are needed to protect wild populations.

Modern Pro-Health Applications of Medicinal Mushrooms: Insights into the Polyporaceae Family, with a Focus on Cerrena unicolor

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This research explores how medicinal mushrooms, especially a species called Cerrena unicolor, could be used to improve human health through functional foods and dietary supplements. These mushrooms contain natural compounds that fight cancer, bacteria, viruses, and free radicals that damage our cells. Scientists have found that incorporating these mushroom extracts into foods, particularly dairy products, could create powerful health-promoting foods that help with cancer treatment, diabetes management, and wound healing.

Cultivation and mycelium production from spore suspensions of desert truffles: prospective use as inoculum for host plants in arid zones

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Scientists successfully grew two types of desert truffles from Morocco in the laboratory using simple growth materials. By placing spores in potato dextrose agar or malt extract agar, they were able to produce substantial amounts of fungal threads (mycelium) within a week. This achievement is important because these truffles can now be used to help restore desert soils and grow edible mushrooms in arid regions, providing food and income for communities while fighting desertification.

Novel chia (Salvia Hispanica L.) residue-based substrate formulations for oyster mushroom (Pleurotus ostreatus) cultivation

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Researchers discovered that leftover plant material from chia seed production can be used to grow oyster mushrooms with excellent nutritional value. When chia residues were combined with rice straw in the right proportions, they produced mushrooms with higher protein content, more beneficial compounds, and better yields than traditional growing methods. This finding helps solve two problems at once: it creates a valuable use for chia farming waste while producing highly nutritious mushrooms for human consumption.

Unlocking Reishi’s secrets: nutritional and medicinal traits of Ganoderma lucidum isolated from tree bark in Egypt

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Reishi mushrooms (Ganoderma lucidum) from Egypt show promise as natural medicine. Researchers tested extracts and found they can fight bacteria, viruses, and cancer cells in laboratory tests. The mushrooms are rich in beneficial compounds like vitamins and antioxidants. While the extract was not as strong as conventional drugs, it showed good safety profiles and potential for development into new medicines.

Exploring the health benefits of Ganoderma: antimicrobial properties and mechanisms of action

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Ganoderma is a medicinal mushroom that has been used in traditional medicine for thousands of years and shows promise as a natural antibiotic. The mushroom contains special compounds like polysaccharides and triterpenoids that can kill harmful bacteria and fungi by damaging their cell walls and boosting your immune system. Recent research shows it works against common infections like those caused by staph bacteria and E. coli, and may even help fight antibiotic-resistant germs.

Microbial-Based Green Synthesis of Silver Nanoparticles: A Comparative Review of Bacteria- and Fungi-Mediated Approaches

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Scientists have developed environmentally friendly ways to create tiny silver particles using bacteria and fungi instead of harsh chemicals. These silver nanoparticles can fight bacteria, help treat cancer, clean contaminated water, and improve food packaging. The review shows that bacteria produce particles quickly but fungi are better for large-scale production and create more stable particles.

therapeutic action: antiviral activity