Drug discovery – Page 2

Kinome analysis of Madurella mycetomatis identified kinases in the cell wall integrity pathway as novel potential therapeutic drug targets in eumycetoma caused by Madurella mycetomatis

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Eumycetoma is a serious fungal infection that causes large tumors under the skin and is very difficult to treat. Scientists used computer analysis to find special proteins called kinases in the fungus that might be good targets for new drugs. They discovered that proteins involved in the fungus’s cell wall are promising targets, which could lead to better treatments for this neglected disease.

Ganoderic Acid A targeting leucine-rich repeat kinase 2 involved in Parkinson’s disease–A computational study

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Researchers used computer modeling to test five compounds from Reishi mushrooms against a protein called LRRK2 that is linked to Parkinson’s disease. Ganoderic Acid A showed the strongest binding to this target protein and could potentially be developed into a treatment. The findings suggest that Reishi mushroom compounds may help protect brain cells from the degeneration seen in Parkinson’s disease and warrant further laboratory and animal testing.

Marine-derived Acremonium strain prioritization using untargeted metabolomics approach for the identification of cytotoxic cyclic depsipeptides

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Researchers discovered five potent anti-cancer compounds from Arctic fungi called Acremonium strains. Using advanced chemical analysis techniques, they identified and tested these cyclic depsipeptides against various cancer cell types. The most active compound showed promising results against breast cancer and melanoma cells with extremely low concentrations needed for effect. These findings suggest Arctic microorganisms could be valuable sources for developing new cancer treatments.

Aspergillus terreus IFM 65899-THP-1 cells interaction triggers production of the natural product butyrolactone Ia, an immune suppressive compound

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Scientists discovered that when a dangerous fungus called Aspergillus terreus is grown together with immune cells, it produces a special compound called butyrolactone Ia that helps it hide from the body’s defense system. This compound works by reducing inflammatory signals that immune cells use to fight the fungus. The research shows that direct contact between the fungus and immune cells is needed to trigger this protective compound production, suggesting the fungus responds directly to the threat of immune attack.

Bioactive Steroids Bearing Oxirane Ring

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This research reviews special types of steroids that contain oxirane rings, which are highly reactive chemical structures found in marine organisms, fungi, and plants. These compounds have shown promise in treating various diseases including cancer, inflammation, and high cholesterol. Scientists used computer software to predict and analyze the biological activities of over 150 different epoxy steroids, categorizing them by the position of their oxirane ring. The findings suggest these natural compounds could be valuable for developing new medicines and understanding how chemicals interact with our bodies.

New bioactive secondary metabolites from fungi: 2024

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Scientists discovered 907 new compounds from fungi in 2024, with most being terpenoids and polyketides that show promise as medicines. These fungal compounds demonstrate strong activity against bacteria, fungi, and inflammation, with some showing potential against cancer and diabetes. The research uses advanced techniques like genome mining and metabolomics to find these compounds more efficiently. This accelerating discovery rate suggests fungi could be a major source for developing new drugs to treat various diseases.

Kinome analysis of Madurella mycetomatis identified kinases in the cell wall integrity pathway as novel potential therapeutic drug targets in eumycetoma caused by Madurella mycetomatis

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Eumycetoma is a serious fungal infection that causes large skin lesions and is very difficult to treat, even with long-term medication and surgery. Researchers used computer analysis to identify proteins called kinases that are essential for the fungus to survive. They found that targeting kinases involved in building the fungal cell wall could potentially lead to new treatments. By testing existing drugs, they discovered eight compounds that could inhibit fungal growth, offering hope for better treatment options.

Mycochemistry, antioxidant activity and anticancer potentiality of ethyl acetate extract of Daldinia eschscholtzii against A549 lung cancer cell line

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Researchers studied a wild fungus called Daldinia eschscholtzii to see if it could fight lung cancer. They found that an extract from this fungus contained 28 different beneficial compounds and was effective at killing cancer cells by triggering a process called apoptosis (programmed cell death). The treatment also reduced the cancer cells’ ability to spread, and it appeared safe for normal, healthy cells. Several compounds in the extract showed promise as potential anti-cancer drugs.

Biodiversity-Driven Natural Products and Bioactive Metabolites

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This comprehensive review explores how diverse organisms like plants, fungi, and marine creatures produce remarkable chemical compounds for survival and defense. These natural products have inspired many modern medicines, but scientists now understand that the chemical diversity comes not just from the organisms themselves but from their ecological interactions and environmental challenges. By studying how these chemicals are made and what triggers their production, researchers can discover new drugs and medicines while protecting the ecosystems that generate them.

Marine Fungal Metabolites: A Promising Source for Antibiofilm Compounds

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Bacteria can form protective layers called biofilms that resist antibiotics, causing serious infections. Scientists are discovering that fungi living in seaweed and marine environments produce natural compounds that can break down these biofilm barriers. This review shows that marine fungi offer promising new alternatives to combat antibiotic-resistant infections, though more research is needed to fully explore their potential.

Research Topic: Drug discovery