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NMDA受体拮抗剂
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总是抑郁、淡漠……这些也可能是痴呆的前兆
Zhong Guo Xin Wen Wang· 2025-09-21 16:16
Core Insights - Alzheimer's disease, often referred to as "the eraser in the brain," poses a significant threat to the health of many elderly individuals, with early symptoms frequently overlooked [1][2] - The disease is characterized by gradual cognitive decline, primarily manifesting as memory loss, language difficulties, impaired judgment, and emotional fluctuations [2] Summary by Categories Disease Overview - Alzheimer's disease is the most common type of dementia in the elderly, leading to a decline in cognitive functions [2] - Key pathological changes include the accumulation of beta-amyloid protein (Aβ) outside brain cells, leading to cognitive decline [2] Early Identification - Early screening and diagnosis are crucial for Alzheimer's patients [3] - Symptoms to monitor include: - Memory issues, such as significant forgetfulness and difficulty learning new information [3][4] - Decline in executive function, leading to decreased efficiency and poor planning [7][9] - Language difficulties, including reduced vocabulary and trouble following conversations [10][12] - Spatial orientation problems, such as getting lost in familiar places [15][17] - Emotional and behavioral changes, including depression, anxiety, and increased suspicion [19][21] - Decline in daily living skills, requiring reminders and assistance with self-care [24][28] Prevention Strategies - Recommendations for prevention vary by age group: - Adolescents should focus on improving education levels [29] - Middle-aged individuals should manage hypertension, reduce harmful drinking, and maintain a healthy weight [29] - Elderly individuals should quit smoking, manage depression, increase social interactions, and engage in physical exercise [30] - Establishing a healthy lifestyle is essential, with high-risk individuals advised to undergo annual cognitive function screenings, especially those over 65 [31]
减肥药赛道再掀波澜!美国风投押注丹麦新锐Ousia Pharma
智通财经网· 2025-05-06 12:07
Core Insights - Omega Funds is investing in Danish biotech startup Ousia Pharma, which aims to develop a new obesity treatment that addresses limitations of existing weight loss drugs [1][2] - Ousia Pharma's research focuses on incorporating NMDA receptor antagonists into current obesity therapies, potentially enhancing the appetite-regulating effects of GLP-1 [2] Group 1: Investment and Market Context - Omega Funds has made a "substantial" investment in Ousia Pharma, although the specific amount has not been disclosed [1] - The obesity drug market is currently dominated by Novo Nordisk and Eli Lilly, with their popular injectable drugs generating billions in sales [1] - Ousia Pharma was founded in 2022 by scientists from Aarhus University and has completed an accelerator program supported by Novo Nordisk's major shareholder [1] Group 2: Product Development and Mechanism - Ousia's compounds are designed to enhance the effects of GLP-1, which could allow for lower dosages and reduced side effects [2] - The drug is still in the pre-clinical stage, and the funding will support laboratory research and early clinical development over the next three years [2] - The obesity drug market is described as relatively nascent, with few approved drugs based on similar mechanisms, indicating a significant opportunity for innovation [2]