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Showing posts older than #3971 · Back to latest

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Post #3970 73
将精神分裂症遗传风险分为两条途径，一个与双相情感障碍共享
研究人员将精神分裂症风险分为两条遗传途径，一个与双相情感障碍共享，相关的教育水平较高；另一个是独特于精神分裂症本身，相关的教育水平较低，认知功能较差。
来源: Medical Xpress ｜ 阅读全文
发布时间: 2026-02-19 03:40 GMT+8（北京时间）
#精神分裂症 #双相情感障碍 #遗传风险 #教育水平 #认知功能
Medicalxpress Study splits schizophrenia genetic risk into two pathways, one shared with bipolar disorder A new study by researchers at King's College London has split schizophrenia risk into two genetically distinct pathways. One is characterized by a shared genetic risk with bipolar disorder and associated ...
Post #3969 80
Snakebites: How to avoid them and what to do if you're bitten
Imagine walking into tall grass or working barefoot in a field … and suddenly feeling sharp pain on your foot. You've just been bitten by a snake. This is more t…
来源: Medical Xpress ｜ 阅读全文
发布时间: 2026-02-19 01:06 GMT+8（北京时间）
Medicalxpress Snakebites: How to avoid them and what to do if you're bitten Imagine walking into tall grass or working barefoot in a field … and suddenly feeling sharp pain on your foot. You've just been bitten by a snake. This is more than a moment of shock; it could be the ...
Post #3968 66
酸性烧伤幸存者生活经历分析：改善康复方案
印度乔治全球健康研究所与Chhanv基金会合作，研究酸性烧伤幸存者在日常生活中面临的歧视和他们用来应对的策略。该研究发表在BMJ公共卫生杂志上。
来源: Medical Xpress ｜ 阅读全文
发布时间: 2026-02-19 01:07 GMT+8（北京时间）
#酸性烧伤 #幸存者 #康复 #歧视 #印度
Medicalxpress New study analyzes the lived experiences of acid attack survivors for better rehabilitation Researchers from The George Institute for Global Health India, in partnership with the Chhanv Foundation, have examined the lived realities of acid attack survivors in India, focusing on the stigma they ...
Post #3967 70
主动脉瓣狭窄：200个新基因的发现为未来治疗带来希望
一项关于主动脉瓣狭窄的研究，后者是心脏瓣膜病的最常见形式，已经找到了200多个新基因，这些基因会使个体更容易患上这种没有现有治疗方法的疾病。这些基因的发现，部分与疾病进展速度更快有关，也许可以帮助识别患有高风险的个体并提供早期…
来源: Medical Xpress ｜ 阅读全文
发布时间: 2026-02-19 01:24 GMT+8（北京时间）
#主动脉瓣狭窄 #基因 #心脏瓣膜病 #疾病进展
Medicalxpress Aortic stenosis: 200 newly identified genes raise hope for future treatments A new study on aortic stenosis, the most common form of heart valve disease, has identified more than 200 new genes that predispose individuals to this condition, for which no treatment currently exists. ...
Post #3966 61
世卫专家小组的新分析再次确认疫苗与自闭症之间没有关联
世卫组织全球疫苗安全专家小组的新分析发现，根据现有的证据，疫苗与自闭症谱系障碍（ASD）之间没有因果关系。该结论再次确认世卫组织的立场，即儿童疫苗不会导致自闭症。
来源: WHO ｜ 阅读全文
发布时间: 2025-12-11 23:09 GMT+8（北京时间）
#疫苗 #自闭症 #世卫组织 #疫苗安全 #专家小组分析
World Health Organization WHO expert group’s new analysis reaffirms there is no link between vaccines and autism New analysis from a WHO global expert committee on vaccine safety has found that, based on available evidence, no causal link exists between vaccines and autism spectrum disorders (ASD). The conclusion reaffirms WHO’s position that childhood vaccines do not…
Post #3965 322
我们的脑子可能更容易从罕见事件中学习而不是重复事件
Pavlov训练他的狗通过重复听到铃声后获得食物的关联。自此，科学家们一直认为狗是通过重复学习铃声与食物的关联。然而，研究表明，狗可能是通过罕见事件学习的。
来源: Medical Xpress ｜ 阅读全文
发布时间: 2026-02-19 00:49 GMT+8（北京时间）
#学习 #Pavlov #重复 #罕见事件
Medical Xpress Our brains may learn more from rare events than from repetition More than a century ago, Pavlov trained his dog to associate the sound of a bell with food. Ever since, scientists have assumed the dog learned this through repetition. The more times the dog heard the ...
Post #3964 390
甜饮料与青少年焦虑症状的关联
研究发现，甜饮料的高消费与青少年的焦虑症状增加有关。研究人员通过多项研究的回顾发现，高含糖饮料如可乐、能量饮料、果汁和调味牛奶与青少年焦虑症状的增加有关。这一发现表明甜饮料不仅对青少年的身体健康有影响，还可能对他们的情绪健康…
来源: ScienceDaily ｜ 阅读全文
发布时间: 2026-02-18 22:45 GMT+8（北京时间）
#甜饮料 #青少年 #焦虑症状 #饮食
ScienceDaily Sugary drinks linked to rising anxiety in teens Sugary drinks may be linked to more than just physical health problems in teens. A new review of multiple studies found a consistent association between high consumption of beverages like soda, energy drinks, sweetened juices, and flavored milks and increased…
Post #3963 113
重组HPV疫苗：让T细胞专注攻击癌症
北western研究人员表明，在癌症疫苗中，疫苗的排列方式可能比组成部分更重要。通过重新排列HPV蛋白的一小段在DNA基因疫苗中，团队显著增强了免疫系统对HPV驱动肿瘤的攻击。某一特定设计在动物模型中减缓了肿瘤生长，延长了生存时间，并释放…
来源: ScienceDaily ｜ 阅读全文
发布时间: 2026-02-18 23:00 GMT+8（北京时间）
#HPV疫苗 #癌症 #免疫系统 #DNA基因疫苗
ScienceDaily This reengineered HPV vaccine trains T cells to hunt down cancer Northwestern researchers have shown that when it comes to cancer vaccines, arrangement can be just as important as ingredients. By repositioning a small fragment of an HPV protein on a DNA-based nanovaccine, the team dramatically strengthened the immune system’s…
Post #3962 105
脑细胞蛋白质合成图谱揭示脑疾病新线索
脑细胞通过合成蛋白质来形成记忆、协调运动等功能，但直接测量不同类型脑细胞蛋白质合成水平一直是一个挑战。研究人员通过开发了一种新方法，能够高分辨率地测量脑细胞蛋白质合成水平，揭示了脑细胞蛋白质合成的新图谱。这种新方法将有助于理…
来源: Medical Xpress ｜ 阅读全文
发布时间: 2026-02-19 00:00 GMT+8（北京时间）
#脑细胞 #蛋白质合成 #脑疾病
Medicalxpress Mapping protein production in brain cells yields new insights for brain disease The brain's ability to do everything from forming memories to coordinating movement relies on its cells producing the right proteins at the right time. But directly measuring this protein production, ...
Post #3961 38
印度地区Leptotrombidium imphalum蜱虫为疥疮斑疹热的传播者，2022-2023年
本研究发现印度地区Leptotrombidium imphalum蜱虫在人类聚居区中成为疥疮斑疹热的传播者，研究人员通过采样和实验室检测确认了这一发现，结果表明该蜱虫是该地区疥疮斑疹热的主要传播者，研究结果对预防和控制该疾病具有重要意义。
来源: CDC ｜ 阅读全文
发布时间: 2026-01-21 08:37 GMT+8（北京时间）
#Leptotrombidiumimphalum #疥疮斑疹热 #印度 #蜱虫传播
Emerging Infectious Diseases journal <em>Leptotrombidium imphalum</em> Chiggers as Vector for Scrub Typhus in Human Settlements, India, 2022–2023 <em>L. imphalum</em> Chiggers and Scrub Typhus, India
Post #3960 55
世卫组织确认利比亚消灭了沙眼作为公共卫生问题
世界卫生组织宣布利比亚已经消灭了沙眼作为公共卫生问题，这是东地中海地区公共卫生领域的里程碑式成就。这个艰难而值得骄傲的成就保护了未来的年轻一代免受可预防的失明的困扰，并提醒人们，尽管存在着持续的挑战，国家仍然可以战胜疟疾等被…
来源: WHO ｜ 阅读全文
发布时间: 2026-02-18 22:24 GMT+8（北京时间）
#世卫组织 #利比亚 #沙眼 #消灭 #公共卫生问题
World Health Organization WHO validates elimination of trachoma as a public health problem in Libya WHO today announced that Libya has eliminated trachoma as a public health problem, a landmark victory for public health in WHO’s Eastern Mediterranean Region. This hard-won achievement protects future generations from preventable blindness and provides a…
Post #3959 70
胎儿在出生前暴露于更多的“永恒化学物质”
研究发现，2003年至2006年出生的婴儿在出生前暴露于“永恒化学物质”的数量远远超过科学家之前了解的水平。
来源: Medical Xpress ｜ 阅读全文
发布时间: 2026-02-18 22:40 GMT+8（北京时间）
#永恒化学物质 #胎儿暴露 #环境科学与技术
Medicalxpress Babies are exposed to more 'forever chemicals' before birth than previously known, new study finds Babies born between 2003 and 2006 were exposed to many more "forever chemicals" before birth than scientists previously understood, according to new research published in Environmental Science & Technology.
Post #3958 46
间歇禁食并未超越标准饮食减肥
近年来，间歇禁食成为减肥的热门趋势，承诺通过简单地改变进食时间来实现显著的减肥效果。然而，科赫伦（Cochrane）的一项大规模审查表明，现实可能远不如人们想象的那样令人兴奋。经过分析22项临床试验近2000名成年人，研究人员发现，间歇禁…
来源: ScienceDaily ｜ 阅读全文
发布时间: 2026-02-18 21:11 GMT+8（北京时间）
#间歇禁食 #减肥 #科赫伦审查
ScienceDaily Intermittent fasting fails to beat standard dieting for weight loss Intermittent fasting has become one of the most talked-about weight loss trends in recent years, promising dramatic results with simple changes to when you eat. But a major Cochrane review suggests the reality may be far less exciting. After analyzing 22…
Post #3957 102
维加拉和水痘疫苗在阿尔茨海默病中的意外突破
一项重大研究突出了三种熟悉的药物，可能会在阿尔茨海默病的防治中发挥意外作用，水痘疫苗表现出领先优势。国际专家委员会审查了80种现有药物，确定维加拉、维然（sildenafil）和利鲁唑（riluzole）是最有希望的重用候选药物。
来源: ScienceDaily ｜ 阅读全文
发布时间: 2026-02-18 20:02 GMT+8（北京时间）
#阿尔茨海默病 #维加拉 #维然 #水痘疫苗 #利鲁唑
ScienceDaily Viagra and shingles vaccine show surprising promise against Alzheimer’s A major new study has spotlighted three familiar medicines that could take on an unexpected new role in the fight against Alzheimer’s disease — with a shingles vaccine emerging as the front-runner. After reviewing 80 existing drugs, an international panel…
Post #3956 413
基于Kirigami原理的传感器精确地绘制灵长类动物脑中神经元的活动
近年来，技术进步为智能假肢、关节或器官的开发提供了新机遇，这些假肢可以取代受伤、损伤或截肢的身体部位。这些技术进步还使得脑与机器的连接系统得以发展，记录神经元活动或使人类能够以全新的方式操作机器。
来源: Medical Xpress ｜ 阅读全文
发布时间: 2026-02-18 20:50 GMT+8（北京时间）
#神经元 #脑机接口 #Kirigami
Medical Xpress Kirigami-inspired sensors precisely map activity of neurons in the primate brain Recent technological advances have opened new exciting possibilities for the development of smart prosthetics, such as artificial limbs, joints or organs that can replace injured, damaged or amputated ...
Post #3955 522
Shorter may be sweeter: Study finds 15-second health ads can curb junk food cravings
A new Edith Cowan University (ECU) study has found advertisements that encourage healthy choices can reduce cravings and intentions to consume unhealthy foods, and in…
来源: Medical Xpress ｜ 阅读全文
发布时间: 2026-02-18 19:00 GMT+8（北京时间）
Medicalxpress Shorter may be sweeter: Study finds 15-second health ads can curb junk food cravings A new Edith Cowan University (ECU) study has found advertisements that encourage healthy choices can reduce cravings and intentions to consume unhealthy foods, and in some cases a 15-second message may ...
Post #3954 487
突破性的CRISPR系统可能逆转抗生素耐药危机
科学家们开发了一种基于CRISPR的强大工具，能够不仅仅是抵抗耐药细菌，还能从细菌中去除耐药性。该技术借鉴了用于昆虫的基因驱动技术，能够在细菌群体中传播基因修复，甚至在难以抗药的生物膜中也能发挥作用。
来源: ScienceDaily ｜ 阅读全文
发布时间: 2026-02-18 16:08 GMT+8（北京时间）
#CRISPR #抗生素耐药 #基因驱动 #细菌 #生物膜
ScienceDaily Breakthrough CRISPR system could reverse antibiotic resistance crisis Antibiotic resistance is racing toward a global crisis, with “superbugs” projected to cause over 10 million deaths annually by 2050. Now, scientists at UC San Diego have unveiled a powerful new CRISPR-based tool that doesn’t just fight resistant bacteria—it…
Post #3953 135
古代微生物可能在大氧化事件前500万年就开始使用氧气
麻省理工大学研究人员追踪回溯了一个关键的氧气处理酶，发现早期微生物可能在氧气产生的细菌附近使用氧气，导致氧气在大气中缓慢上升。研究结果表明，生命可能比之前想象的要早得多地适应了氧气，并且适应方式更加创造性。
来源: ScienceDaily ｜ 阅读全文
发布时间: 2026-02-18 16:50 GMT+8（北京时间）
#氧气 #古代微生物 #大氧化事件
ScienceDaily Ancient microbes may have used oxygen 500 million years before it filled Earth’s atmosphere Life on Earth may have learned to breathe oxygen long before oxygen filled the skies. MIT researchers traced a key oxygen-processing enzyme back hundreds of millions of years before the Great Oxidation Event. Early microbes living near oxygen-producing cyanobacteria…
Post #3952 76
欧洲食用中抗药细菌仍是公共卫生关注问题
欧洲食品安全局（EFSA）和欧洲疾病预防控制中心（ECDC）联合发布的一份新报告指出，欧洲各地食用中常见的细菌如沙门氏菌和卡氏肠杆菌仍然存在抗药性问题，成为公共卫生关注的热点。
来源: Medical Xpress ｜ 阅读全文
发布时间: 2026-02-18 18:00 GMT+8（北京时间）
#欧洲 #抗药性 #食用中细菌 #公共卫生
Medicalxpress Antimicrobial resistance in foodborne bacteria remains a public health concern in Europe Antimicrobial resistance (AMR) in common foodborne bacteria such as Salmonella and Campylobacter continues to be a public health concern across Europe, according to a new joint report from the European ...
Post #3951 60
一细胞生成14百万癌细胞杀手NK细胞的重大突破
中国科学家们揭示了一种大规模生产实验室内强效癌症杀手免疫细胞的突破方法。他们通过工程早期阶段的干细胞而不是试图修改成熟的自然杀伤细胞，创造了一个简化的流程，生成了大量高效的NK细胞，包括设计用于追捕特定癌症的CAR装备的版本。
来源: ScienceDaily ｜ 阅读全文
发布时间: 2026-02-18 11:31 GMT+8（北京时间）
#癌症 #干细胞 #免疫细胞 #NK细胞 #CART细胞
ScienceDaily One stem cell generates 14 million tumor-killing NK cells in major cancer breakthrough Scientists in China have unveiled a breakthrough way to mass-produce powerful cancer-fighting immune cells in the lab. By engineering early-stage stem cells from cord blood—rather than trying to modify mature natural killer (NK) cells—they created a streamlined…
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