Research Topic: signal transduction

Reprogramming astrocytic NDRG2/NF-κB/C3 signaling restores the diabetes-associated cognitive dysfunction

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This study found that regular exercise helps protect the brain of diabetic people from cognitive decline by boosting a protein called NDRG2 in astrocytes (brain support cells). The research shows that NDRG2 works by blocking harmful immune responses that damage synapses (connections between brain cells). In diabetic mice, exercise improved memory and learning ability while increasing NDRG2 levels, while blocking this protein reversed these benefits.

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The fungal STRIPAK complex: Cellular conductor orchestrating growth and pathogenicity

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The STRIPAK complex is a cellular control hub found in fungi that acts like a conductor orchestrating multiple cellular processes essential for fungal growth and the ability to cause disease. Scientists have discovered that this complex is highly conserved across different fungal species and regulates critical virulence factors like melanin production and capsule formation in pathogenic fungi. Because the fungal version differs from the human version, it presents a promising target for developing selective antifungal medications. Understanding how STRIPAK works provides insights into how fungi cause infections and could lead to new treatment strategies.

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Positive interaction between melatonin and methyl jasmonate enhances Fusarium wilt resistance in Citrullus lanatus

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This research shows that two plant compounds, melatonin and methyl jasmonate, work together to protect watermelon plants from a devastating fungal disease called Fusarium wilt. When applied to plant roots at specific concentrations, these compounds activate the plant’s natural defense mechanisms and directly slow down fungal growth. Importantly, the two compounds enhance each other’s effects, creating a protective cycle that makes the plant significantly more resistant to infection, offering a natural alternative to chemical pesticides.

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Rac1/PAK1 signaling contributes to bone cancer pain by regulation dendritic spine remodeling in rats

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Researchers studied how bone cancer pain develops in rats and found that a specific cellular signaling pathway called Rac1/PAK1 plays a key role. When tumors grow in bone, this pathway becomes overactive and causes changes in nerve cell structures called dendritic spines, which leads to increased pain sensitivity. By blocking this pathway with a drug called NSC23766, scientists were able to reduce pain and reverse the harmful changes to nerve cells, suggesting a new potential treatment approach for cancer patients suffering from bone pain.

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The Slit–Robo signalling pathway in nervous system development: a comparative perspective from vertebrates and invertebrates

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This review explains how growing nerve fibers find their way in the developing brain and spinal cord using special signalling molecules called Slit and Robo. These molecules work together like a navigation system, with Slit acting as a ‘stop’ signal secreted from midline structures and Robo receptors on growing axons receiving these signals. The same system is used by flies, worms, and humans, showing that this guidance mechanism is an ancient and essential part of nervous system development.

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Phallus indusiatus Extracts Promoted MCF-7 Apoptosis Under TNFα-induced Tumor Microenvironment by Attenuating NF-kappaB and Akt Activation

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Bamboo mushroom extracts show promise in helping treat breast cancer by making cancer cells more sensitive to chemotherapy drugs. The mushroom reduces inflammation and blocks protective signals in cancer cells, making them more likely to die. This research suggests bamboo mushroom could be a helpful supplement for breast cancer patients, especially when used alongside standard cancer treatments.

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