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看看这世界生物医学科学又进步了多少?
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Post #4690 168
忘掉每天服药!这针剂在血压药物失效时发挥作用
研究表明,患者接受实验性药物zilebesiran和标准治疗的患者比接受标准治疗的患者血压降低得更大。该药物通过阻止肝脏中的关键蛋白质,帮助血管放松。研究人员称,这种持久的方法可以使患者更容易控制自己的血压。
来源: ScienceDaily | 阅读全文
发布时间: 2026-04-13 12:20 GMT+8(北京时间)
#高血压 #药物 #血压降低
ScienceDaily Forget daily pills. This shot works when blood pressure meds fail A twice-yearly injection may soon change how high blood pressure is treated. In a global trial, patients receiving the experimental drug zilebesiran alongside standard therapy saw greater blood pressure reductions than those on standard treatment alone. The…
Post #4689 233
科学家们之前的想法是错误的:基因比我们想象的更重要
一项来自魏茨曼研究所的研究挑战了长期以来人们对寿命的看法,表明基因可能占决定人类寿命差异的50%。通过分析大量的双胞胎数据,包括被分开养大的双胞胎,并使用创新模拟来过滤掉事故和其他外部原因导致的死亡,研究人员揭示了几十年来被掩…
来源: ScienceDaily | 阅读全文
发布时间: 2026-04-13 16:12 GMT+8(北京时间)
#基因 #寿命 #魏茨曼研究所 #双胞胎研究
ScienceDaily Scientists were wrong about lifespan. Your genes matter way more than we thought For years, scientists believed our lifespan was mostly shaped by environment and chance, with genetics playing only a minor role. But a new study from the Weizmann Institute flips that idea on its head, revealing that genes may actually account for about…
Post #4688 243
HIV和埃博拉病毒的隐秘弱点被纳米盘技术揭露
科学家们利用一种新型纳米盘平台,研究了病毒蛋白质的形态,模拟了真实病毒的形态,揭示了抗体如何识别病毒。这种方法在研究HIV和埃博拉病毒时发现了传统方法所忽略的交互作用。通过重现病毒的膜环境,研究人员可以更好地了解免疫防御机制。这…
来源: ScienceDaily | 阅读全文
发布时间: 2026-04-12 18:42 GMT+8(北京时间)
#纳米盘 #HIV #埃博拉病毒 #疫苗 #免疫防御
ScienceDaily Hidden weak spots in HIV and Ebola revealed with breakthrough nanodisc technology A new nanodisc-based platform lets scientists study viral proteins in a form that closely mimics real viruses, revealing how antibodies truly recognize them. This approach uncovered hidden interactions in viruses like HIV and Ebola that traditional methods…
Post #4687 215
激进乳腺癌如何抑制免疫系统
研究人员正在推出一项新项目,旨在破解激进乳腺癌的谜团,预测疾病进展仍然是一个重大障碍。通过研究肿瘤如何与免疫系统相互作用并抑制免疫系统,科学家希望能够识别出癌症进化的新生物标志物。使用真实的患者样本,团队希望将早期发现转化为…
来源: ScienceDaily | 阅读全文
发布时间: 2026-04-12 19:03 GMT+8(北京时间)
#激进乳腺癌 #免疫系统 #生物标志物 #癌症进化 #个性化治疗
ScienceDaily How aggressive breast cancer turns off the immune system Researchers are launching a new project to crack the mystery of aggressive breast cancer, where predicting disease progression remains a major hurdle. By studying how tumors interact with and suppress the immune system, scientists aim to identify new biomarkers…
Post #4686 164
Ozempic为什么不适合每个人:科学家找到了一个隐藏的原因
一项新研究发现,流行的糖尿病和减肥药如Ozempic和Wegovy可能不适用于约10%的人群,因为他们的特定基因变异。这些个体似乎患有一个奇怪的疾病,称为“GLP-1耐受性”,他们的身体会产生更高水平的由这些药物目标的激素,但不会对其正确响应。
来源: ScienceDaily | 阅读全文
发布时间: 2026-04-12 20:58 GMT+8(北京时间)
#Ozempic #Wegovy #GLP1耐受性 #糖尿病 #减肥药
ScienceDaily Why Ozempic doesn’t work for everyone: Scientists just found a hidden reason A new study reveals that popular diabetes and weight-loss drugs like Ozempic and Wegovy may not work as effectively for about 10% of people due to specific genetic variants. These individuals appear to have a puzzling condition called “GLP-1 resistance,”…
Post #4685 120
火星上的生命?酵母细胞在实验室中抵抗冲击波和有毒土壤的考验
实验室研究表明,酵母细胞在模拟火星环境中抵抗了冲击波和有毒 perchlorate 盐的考验,酵母细胞形成的保护性分子簇体是其生存的关键,指向了生命在外星球生存的潜在战略。
来源: ScienceDaily | 阅读全文
发布时间: 2026-04-12 15:00 GMT+8(北京时间)
#火星 #酵母细胞 #冲击波 #有毒土壤
ScienceDaily Life on Mars? Tiny cells just survived shock waves and toxic soil Mars may be hostile, but it might not be entirely unlivable. In lab experiments, yeast cells survived simulated Martian shock waves and toxic perchlorate salts—two major environmental threats on the Red Planet. Their secret weapon was forming protective molecular…
Post #4684 102
睡前3小时内不要进食有助于改善心脏健康
研究表明,晚上睡前3小时内不进食,晚上点亮灯光并延长夜间禁食约2小时,能够改善血压、心率和血糖控制,而无需减少热量摄入。
来源: ScienceDaily | 阅读全文
发布时间: 2026-02-15 21:58 GMT+8(北京时间)
#心脏健康 #夜间禁食 #睡前进食
ScienceDaily Stop eating 3 hours before bed to improve heart health A simple shift in your evening routine may give your heart a measurable boost. In a new study, adults who stopped eating and dimmed the lights three hours before bed and extended their overnight fast by about two hours saw improvements in blood pressure,…
Post #4683 80
科学家终于破解了罕见的COVID疫苗血栓谜团
研究人员揭示了某些COVID-19疫苗或腺病毒感染后罕见的血凝块障碍的原因:免疫系统可能会将正常的血液蛋白(PF4)误认为是病毒蛋白,从而触发极为罕见的血凝块现象。这种突破意味着疫苗可以重新设计,以避免这种反应,同时保持其有效性。
来源: ScienceDaily | 阅读全文
发布时间: 2026-04-11 10:31 GMT+8(北京时间)
#COVID19 #疫苗 #血栓 #免疫系统 #腺病毒感染
ScienceDaily Scientists finally crack mystery of rare COVID vaccine blood clots Researchers have uncovered why a rare blood clotting disorder can occur after certain COVID-19 vaccines or adenovirus infections. The immune system can mistakenly target a normal blood protein (PF4) after confusing it with a viral protein. This triggers clotting…
Post #4682 82
你的鼻子可能在症状出现前几年就能检测出阿尔茨海默病
研究人员发现,脑内的免疫细胞在检测到异常信号后,会主动破坏与嗅觉相关的神经纤维,这种损伤在疾病早期阶段就已经开始,远早于认知功能下降的开始。这种发现可能有助于更早识别高风险患者并改善治疗时机。
来源: ScienceDaily | 阅读全文
发布时间: 2026-04-11 20:13 GMT+8(北京时间)
#阿尔茨海默病 #嗅觉 #神经纤维 #免疫细胞
ScienceDaily Your nose could detect Alzheimer’s years before symptoms begin Losing your sense of smell might signal Alzheimer’s far earlier than expected. Scientists found that immune cells in the brain actively destroy smell-related nerve fibers after detecting abnormal signals on their surfaces. This damage begins in early stages…
Post #4681 55
67岁的‘疯狂’理论终于被证明了:维生素B1的作用终于被稳定了
科学家们通过稳定一种高度活泼的分子在水中的稳定性,证实了维生素B1在人体中的作用,打破了几十年的科学谜团。这种突破不仅解决了科学谜团,还可能革新绿色化学制造。
来源: ScienceDaily | 阅读全文
发布时间: 2026-04-11 20:33 GMT+8(北京时间)
#维生素B1 #科学突破 #绿色化学制造
ScienceDaily A 67-year-old “crazy” theory about vitamin B1 has finally been proven Scientists have achieved the unthinkable by stabilizing a highly reactive molecule in water, confirming a decades-old theory about vitamin B1’s role in the body. The breakthrough not only solves a scientific mystery but could revolutionize greener chemical…
Post #4680 64
美国首次发现异常空气毒素
科学家在寻找空气污染线索时意外发现了西半球首次在空气中检测到有毒MCCPs,这些有毒物质很可能来自来自污水污泥制成的肥料,揭示了污染的隐秘途径。
来源: ScienceDaily | 阅读全文
发布时间: 2026-04-11 20:58 GMT+8(北京时间)
#MCCPs #有毒物质 #污水污泥肥料
ScienceDaily Unusual airborne toxin detected in the U.S. for the first time Scientists searching for air pollution clues stumbled onto something unexpected: toxic MCCPs drifting through the air for the first time in the Western Hemisphere. The likely source—fertilizer made from sewage sludge—points to a hidden route for contamination.
Post #4679 119
早餐时间与体重控制的关系研究:晚睡早起有助于减肥?
研究表明,人们的进食时间可能对保持苗条有着重要影响。研究发现,长时间禁食并且早起进食的人更有可能拥有较低的BMI。科学家认为,这是因为早起进食更符合人体的内在时钟。但是,间歇性禁食中跳过早餐并没有带来同样的优势,甚至可能与不健康…
来源: ScienceDaily | 阅读全文
发布时间: 2026-04-11 21:24 GMT+8(北京时间)
#早餐 #禁食 #体重控制
ScienceDaily Two simple eating habits linked to lower weight, study finds A major study suggests that when you eat could play a key role in staying lean. People who fast longer overnight and start their day with an early breakfast were more likely to have a lower BMI years later. Scientists think this is because eating earlier…
Post #4678 70
早期体重增加与终身健康后果有关
研究发现,早年期肥胖会显著增加患重大疾病的风险,包括心脏病和糖尿病等,尤其是早年期肥胖会大大增加早死的风险。研究还发现,体重超出正常范围的时间越长,损害的程度也越大。值得注意的是,研究发现女性患癌症的风险与此模式不符,表明其他…
来源: ScienceDaily | 阅读全文
发布时间: 2026-04-11 21:54 GMT+8(北京时间)
#早期肥胖 #健康后果 #心脏病 #糖尿病
ScienceDaily Early weight gain is linked to lifelong health consequences Putting on weight earlier in life may be more dangerous than previously thought. Researchers found that early adulthood obesity significantly raises the risk of premature death, especially from major diseases like heart disease and diabetes. The longer the…
Post #4677 87
加拿大卑诗省怀斯勒 Snowshoe Hare 病毒引起的儿童脑膜炎脑炎集群
一项研究发现,2024年加拿大卑诗省怀斯勒发生了由 Snowshoe Hare 病毒引起的儿童脑膜炎脑炎集群。研究人员使用了PCR技术检测了病例患者的脑脊液样本,确认了病毒的存在。该研究的发现表明,Snowshoe Hare 病毒可能是儿童脑膜炎脑炎的…
来源: CDC | 阅读全文
发布时间: 2026-04-10 12:00 GMT+8(北京时间)
#SnowshoeHare病毒 #儿童脑膜炎脑炎 #加拿大 #卑诗省
Emerging Infectious Diseases journal Pediatric Meningoencephalitis Cluster Caused by Snowshoe Hare Virus, Whistler, British Columbia, Canada, 2024 This virus should be recognized as a potential cause of neuroinvasive disease in North America during mosquito season.
Post #4676 81
关于几内亚比绍计划的乙型肝炎出生剂量疫苗试验的声明
世界卫生组织关于几内亚比绍计划乙型肝炎出生剂量疫苗试验的声明。该试验旨在评估乙型肝炎出生剂量疫苗在预防乙型肝炎的有效性。
来源: WHO | 阅读全文
发布时间: 2026-02-14 02:18 GMT+8(北京时间)
#世界卫生组织 #乙型肝炎 #疫苗试验 #几内亚比绍
World Health Organization Statement on the planned hepatitis B birth dose vaccine trial in Guinea-Bissau WHO is aware of the proposed randomized controlled trial (RCT) on the hepatitis B birth dose vaccine in Guinea-Bissau. Based on questions raised in publicly available information and consultation with relevant experts, WHO has significant concerns regarding…
Post #4675 65
科学家发现一类与健康相关的肠道细菌
一项全球研究揭示了一种在健康人体内频繁出现的神秘肠道细菌,称为CAG-170。该研究发现,这些微生物在患有各种慢性疾病的人体内含量较低。遗传学线索表明,它们有助于消化食物并支持肠道生态系统。研究人员表示,这一发现可能会重塑我们衡量…
来源: ScienceDaily | 阅读全文
发布时间: 2026-02-14 20:58 GMT+8(北京时间)
#CAG170 #肠道健康 #细菌 #健康
ScienceDaily Scientists discover a hidden gut bacterium linked to good health A global study has uncovered a mysterious group of gut bacteria that shows up again and again in healthy people. Known as CAG-170, these microbes were found at lower levels in people with a range of chronic diseases. Genetic clues suggest they help digest…
Post #4674 51
大规模研究发现大多数他汀类药物副作用不是由药物引起的
一项涵盖23个随机试验的大规模回顾性研究发现,绝大多数他汀类药物的副作用并不由药物本身引起。记忆力问题、抑郁症状、睡眠问题、体重增加等多种症状在服用安慰剂的人群中也出现的频率与服用他汀类药物的人群无异。只有少数几种副作用与他汀…
来源: ScienceDaily | 阅读全文
发布时间: 2026-02-15 13:35 GMT+8(北京时间)
#他汀类药物 #药物副作用 #随机试验
ScienceDaily Massive study finds most statin side effects aren’t caused by the drugs A massive review of 23 randomized trials found that statins do not cause the vast majority of side effects listed on their labels. Memory problems, depression, sleep issues, weight gain, and many other symptoms appeared just as often in people taking a placebo.…
Post #4673 58
共同体验美好时刻的伴侣关系更牢固更持久
伊利诺伊大学的研究人员发现,伴侣们通过专门享受美好时刻,例如回忆过去的美好时刻、一起共进晚餐或期待美好的事情,报告的关系满意度更高、冲突更少、对未来更有信心。
来源: ScienceDaily | 阅读全文
发布时间: 2026-02-14 21:25 GMT+8(北京时间)
#关系满意度 #冲突 #信心
ScienceDaily Couples who savor happy moments together have stronger, longer-lasting relationships Couples who intentionally slow down and soak in their happy moments together may be building a powerful shield for their relationship. Researchers at the University of Illinois found that partners who regularly savor shared experiences—whether reminiscing…
Post #4671 54
亚马逊州奥罗波奇病毒的流行病学研究,巴西,2015年至2016年
本研究在巴西亚马逊州进行了奥罗波奇病毒的流行病学调查,结果显示该病毒在2015年至2016年期间存在一定的流行情况,研究人员通过血液样本检测发现了该病毒的抗体,表明该病毒存在于当地人群中,研究结果对了解奥罗波奇病毒的流行病学特征…
来源: CDC | 阅读全文
发布时间: 2026-04-10 12:00 GMT+8(北京时间)
#奥罗波奇病毒 #流行病学 #巴西 #亚马逊州
Emerging Infectious Diseases journal Seroepidemiologic Study of Oropouche Virus, Amazonas State, Brazil, 2015–2016
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