antimicrobial activity – Page 6

Chemical Composition and Biological Activities of Psilocybe Mushrooms: Gaps and Perspectives

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This review examined research on Psilocybe mushrooms and their chemical compounds, particularly psilocybin and psilocin, which show promise for treating depression and anxiety. The authors found that while these psychoactive compounds have been extensively studied, many other chemical substances in these mushrooms remain unexplored. Additionally, preliminary studies suggest these mushrooms may have antimicrobial and antioxidant properties, though more research is needed. The review highlights significant gaps in understanding the full potential of Psilocybe mushrooms for medical applications.

Isolation, (bio)synthetic studies and evaluation of antimicrobial properties of drimenol-type sesquiterpenes of Termitomyces fungi

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Termite colonies farm a fungus called Termitomyces for food in an ancient partnership. Scientists discovered that the mushrooms produced by this fungus release distinctive chemical signals, particularly a compound called drimenol. By isolating and synthesizing these compounds, researchers found they have antimicrobial properties and may play a role in communicating between termites and their fungal crop or protecting mushrooms from infection.

Phytochemical Profile and Antimicrobial Activities of Edible Mushroom Termitomyces striatus

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Researchers studied an edible mushroom called Termitomyces striatus traditionally consumed in Africa and Asia to understand its disease-fighting properties. They found that extracts from this mushroom contain beneficial compounds that can kill harmful bacteria and fungi in laboratory tests. The dichloromethane extract was the most effective, showing strong activity against multiple disease-causing bacteria and the yeast Candida albicans. This suggests the mushroom could potentially be developed into new natural antimicrobial treatments.

Design and Evaluation of a Inonotus obliquus–AgNP–Maltodextrin Delivery System: Antioxidant, Antimicrobial, Acetylcholinesterase Inhibitory and Cytotoxic Potential

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Researchers studied Chaga mushroom from Romania and developed new ways to package and deliver its beneficial compounds using silver nanoparticles and a food-safe ingredient called maltodextrin. These new delivery systems were designed to work better in the body by improving how well the mushroom’s active ingredients dissolve and stay stable. Testing showed these enhanced formulations were very effective at fighting bacteria, protecting cells from damage, and killing cancer cells.

Bioactivity and chemical screening of endophytic fungi associated with seaweeds Gracilaria sp. and Sargassum sp. of the Bay of Bengal, Bangladesh

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Researchers discovered several types of fungi living inside seaweed from Bangladesh’s Bay of Bengal coast. These fungi produce natural compounds that can fight bacteria, reduce harmful oxidative damage, and potentially kill cancer cells. The study identified specific chemical compounds responsible for these beneficial properties, suggesting these fungi could be useful sources for developing new medicines.

Identification, characterization, antimicrobial activity and biocontrol potential of four endophytic fungi isolated from Amazonian plants

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Scientists isolated four types of fungi living inside the leaves of medicinal plants from the Amazon region of Bolivia. These fungi produce natural compounds that kill harmful bacteria and fungi that damage potato crops. The findings show promise for developing natural alternatives to synthetic pesticides and antibiotics for agricultural and medical applications.

Endophytic Alternaria alternata Culture-Derived Elicitor Promotes Growth and Antibacterial Activity in Kalanchoe laetivirens

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Researchers cultivated medicinal Kalanchoe plants in controlled laboratory conditions and exposed them to a powdered form of a beneficial fungus (Alternaria alternata). The plants treated with this fungal extract grew larger, developed more roots, and produced greater amounts of antibacterial compounds compared to untreated plants. The treated plants were especially effective at stopping the growth of two common disease-causing bacteria (E. coli and S. aureus). This approach could lead to more efficient production of plant-based medicines.

Lipid Fraction from Agaricus brasiliensis as a Potential Therapeutic Agent for Lethal Sepsis in Mice

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Researchers tested a special extract from the Agaricus brasiliensis mushroom (rich in a compound called ergosterol) to treat severe sepsis, a life-threatening blood infection, in mice. When mice were given this mushroom extract alone, 67% survived, and when combined with antibiotics, 100% survived compared to none with saline alone. The extract reduced inflammation, protected the liver, fought bacteria, and reduced harmful free radicals in the body, suggesting it could be a valuable addition to antibiotic treatment for sepsis.

Research Topic: antimicrobial activity