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生物医学科技前线

生物医学科技前线

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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 #4290 24
FDA召回超过65万桶水,出于卫生问题的关切
美国食品和药物管理局(FDA)已从商店中撤回超过65万桶大瓶水,卫生官员指出存在卫生问题。
来源: Medical Xpress | 阅读全文
发布时间: 2026-03-04 09:30 GMT+8(北京时间)
#FDA #卫生问题 #水质问题
Medicalxpress FDA recalls more than 651,000 jugs of water over sanitation concerns More than 651,000 large bottles of water are being pulled from store shelves after health officials flagged sanitation issues.
Post #4289 38
全美广泛召回BBQ酱料,标签不准确标注含有小麦和大豆两种常见过敏原
Savannah 蜂蜜公司发现其Honey BBQ Sauce-Mustard产品可能含有未标注的小麦和大豆两种常见过敏原,于是决定召回该批次产品。
来源: Medical Xpress | 阅读全文
发布时间: 2026-03-04 08:30 GMT+8(北京时间)
#Savannah蜂蜜公司 #HoneyBBQSauceMustard #召回 #小麦 #大豆
Medicalxpress BBQ sauce recall issued nationwide due to incorrect label Savannah Bee Company is recalling a batch of its Honey BBQ Sauce-Mustard after discovering the product may contain undeclared wheat and soy, two common allergens.
Post #4288 30
糖分可以帮助新生儿在疼痛的程序中感到舒适
一项新的大型系统评估发现,糖分可以帮助新生儿在医院常见程序中缓解疼痛,例如取血检查。
来源: Medical Xpress | 阅读全文
发布时间: 2026-03-04 09:00 GMT+8(北京时间)
#糖分 #新生儿 #疼痛缓解
Medicalxpress Sugar can comfort newborn babies during painful procedures A new Cochrane review has found that sucrose can help with pain relief in newborn babies during common hospital procedures, such as venipuncture. This involves drawing blood with a needle, typically for ...
Post #4287 23
为中风康复开发自适应系统的开源数据
俄罗斯科学家们联合发布了一份数据集,旨在深入研究大脑在中风后如何康复。该研究是世界上首次结合了长期脑电图(EEG)和功能性近红外光谱(fNIRS)两种先进方法获得的脑活动记录。该数据集公开可用,允许全球科学家加速开发个性化康复方法和…
来源: Medical Xpress | 阅读全文
发布时间: 2026-03-04 07:20 GMT+8(北京时间)
#中风 #脑机接口 #康复 #脑电图 #功能性近红外光谱
Medicalxpress Open data to help create adaptive systems for stroke recovery A team of researchers from Skoltech, the Federal Center for Brain and Neurotechnologies (FMBA of Russia), Lomonosov Moscow State University, and other leading organizations has released a dataset that ...
Post #4286 21
每晚7小时18分钟的睡眠时间可能是预防2型糖尿病前期的最佳选择
一项大型观察性研究表明,每晚睡7小时18分钟可能是预防胰岛素抵抗——2型糖尿病的前期——的最佳选择。然而,研究发现,周末补眠会使那些每晚睡眠超过最佳阈值的人群患糖代谢受损的风险增高。
来源: Medical Xpress | 阅读全文
发布时间: 2026-03-04 07:30 GMT+8(北京时间)
#2型糖尿病 #睡眠 #胰岛素抵抗
Medicalxpress 7 hours 18 mins may be optimal sleep length for avoiding type 2 diabetes precursor Sleeping for 7 hours and 18 minutes every night may be the sweet spot for warding off the risk of insulin resistance—the precursor to type 2 diabetes—suggests a large observational study published ...
Post #4285 46
英国每年约有6人因夜总会活动死亡
英国《急诊医学杂志》在线发表的一项15年回顾性研究发现,每年约有6人因夜总会活动死亡,主要原因包括身体攻击、刺伤和头部创伤,以及过量使用MDMA。
来源: Medical Xpress | 阅读全文
发布时间: 2026-03-04 07:30 GMT+8(北京时间)
#夜总会 #死亡 #英国 #MDMA
Medicalxpress Around 6 deaths a year linked to clubbing in the UK Around six deaths a year are linked to clubbing in the UK, finds a 15-year retrospective study published online in Emergency Medicine Journal. Physical assault, including stabbings and head trauma, or ...
Post #4284 54
特定蛋白质和糖分子在衰老和疾病中受影响
研究表明,神经退行性疾病,如阿尔茨海默病(AD),通常在不可逆的病理学变化发生后才被诊断。衰老是最强的风险因素,它驱动了分子变化,使大脑易于发生突触功能障碍和蛋白质病变(神经退行性疾病的特征是神经元或脑组织中特定蛋白质的异常折叠…
来源: Medical Xpress | 阅读全文
发布时间: 2026-03-04 05:20 GMT+8(北京时间)
#阿尔茨海默病 #神经退行性疾病 #蛋白质病变
Medicalxpress Specific protein and sugar molecules affected by aging and disease identified Neurodegenerative disorders such as Alzheimer's disease (AD) are typically diagnosed after irreversible pathology has developed. Aging, the strongest risk factor, drives molecular changes that predispose ...
Post #4283 28
森林火灾引起的空气污染与中风发病率升高
研究人员发现,2023年加拿大森林火灾导致的短期空气污染在新泽西州与中风发病率和中风严重程度的增加有关,研究结果将于2026年4月18-22日在芝加哥和在线举行的美国神经学科协会78届年会上公布。
来源: Medical Xpress | 阅读全文
发布时间: 2026-03-04 05:00 GMT+8(北京时间)
#森林火灾 #空气污染 #中风
Medicalxpress Air pollution from wildfires linked to higher rate of stroke Short-term surges in air pollution in New Jersey from the 2023 Canadian wildfires were associated with a higher stroke rate and more serious strokes, according to a preliminary study to be presented at ...
Post #4282 28
里克特西亚兰氏病病例报告:俄勒冈州,美国,2025年
本研究报告了一例里克特西亚兰氏病(Rickettsia lanei Rickettsiosis)的病例,该病例发生在美国俄勒冈州。研究人员通过采集患者的血液样本并进行实验室检测确认了该病例。该病例的发现意义在于提高了人们对里克特西亚兰氏病的认识和…
来源: CDC | 阅读全文
发布时间: 2026-03-03 13:00 GMT+8(北京时间)
#里克特西亚兰氏病 #俄勒冈州 #美国 #疾病报告
Emerging Infectious Diseases journal <em>Rickettsia lanei</em> Rickettsiosis, Oregon, USA, 2025
Post #4281 23
阿尔茨海默病患者的大脑DNA变化被识别出
研究人员利用先进的生物学分析技术,绘制了阿尔茨海默病患者大脑调控地图,找到了可能导致该病不同于人群不同表现的DNA变化,研究结果可能为其他神经退行性疾病提供新的线索。
来源: Medical Xpress | 阅读全文
发布时间: 2026-03-04 02:20 GMT+8(北京时间)
#阿尔茨海默病 #DNA变化 #神经退行性疾病
Medicalxpress Key DNA changes in the brains of people with Alzheimer's disease identified In a study published in Nature Communications, Mayo Clinic researchers have identified specific DNA-level changes in the brains of people with Alzheimer's disease (AD). Using advanced biological analysis, ...
Post #4280 19
同理心在健康警告标签中的作用
康涅狄格大学研究人员的研究表明,使用同理心来影响人们改变有害行为的效果更好。他们发现,使用同理心的健康警告标签比其他类型的警告标签更能让人们减少有害行为。
来源: Medical Xpress | 阅读全文
发布时间: 2026-03-04 02:30 GMT+8(北京时间)
#同理心 #健康警告 #健康教育
Medicalxpress Study: Sympathy works best on health warnings Getting someone to curb or stop harmful behaviors takes not just a convincing argument, but one that evokes sympathy, says one UConn researcher whose recent study of cancer warning labels shows the benefits ...
Post #4279 31
tau 複合体可能劫持脑的能量,早期失眠与阿尔茨海默症的变化有关
研究人员在肯塔基大学发现了阿尔茨海默病患者常常在记忆丧失之前就难以入睡的新原因。该研究由桑德斯-布朗老龄化中心的研究人员领导,揭示了tau蛋白“劫持”脑的能量供应,导致脑部处于过度兴奋状态,无法获得恢复性休息。
来源: Medical Xpress | 阅读全文
发布时间: 2026-03-04 03:00 GMT+8(北京时间)
#tau複合体 #阿尔茨海默症 #失眠
Medicalxpress Tau tangles may hijack brain's energy, linking early sleep loss to Alzheimer's changes Scientists at the University of Kentucky have uncovered a new reason why people with Alzheimer's disease often struggle with sleep, long before memory loss begins. The study, led by researchers at the ...
Post #4278 30
Mpox诊断使用实时PCR的最佳标本和病变,韩国
本研究探讨了Mpox的最佳标本和病变,使用实时PCR进行诊断,结果显示,皮肤和黏膜标本在诊断Mpox方面具有较高的敏感性和特异性。
来源: CDC | 阅读全文
发布时间: 2026-03-03 13:00 GMT+8(北京时间)
#Mpox #实时PCR #诊断 #韩国
Emerging Infectious Diseases journal Optimal Specimens and Lesions for Mpox Diagnosis Using Real-Time PCR, South Korea
Post #4277 35
火星上爆炸并存活下来的细菌
研究人员将耐辐射细菌Deinococcus radiodurans置于巨型陨石撞击的模拟实验中,结果显示该细菌在钢板之间被压缩并受到3GPa(30,000倍大气压)的冲击下仍有相当数量的细菌存活。
来源: ScienceDaily | 阅读全文
发布时间: 2026-03-03 21:53 GMT+8(北京时间)
#火星 #耐辐射细菌 #巨型陨石撞击
ScienceDaily Blasted off Mars and still alive A famously resilient bacterium may be tough enough to survive one of the most violent events imaginable on Mars. In laboratory experiments designed to mimic the crushing shock of a massive asteroid impact, researchers squeezed Deinococcus radiodurans between…
Post #4276 73
脊髓细胞水平的痛觉研究揭示神经痛的新线索
研究人员首次绘制了脊髓的细胞级别地图,揭示了神经痛的潜在机制,希望为痛觉研究提供新的线索和治疗方法,帮助解决因感觉异常而导致的慢性疼痛问题。
来源: Medical Xpress | 阅读全文
发布时间: 2026-03-04 01:20 GMT+8(北京时间)
#脊髓 #痛觉 #神经痛 #研究
Medicalxpress A cell-by-cell map of the spinal cord offers new insights into neuropathic pain Touch—the first sense to develop in the womb—is fundamental to our bodily experience and our everyday lives. Yet, as the least studied of the five senses, it remains somewhat mysterious at the molecular ...
Post #4275 83
Intelligence emerges when the whole brain works as one
For decades, scientists have mapped attention, memory, language, and reasoning to separate brain networks — yet one big mystery remained: why does the mind feel like …
来源: ScienceDaily | 阅读全文
发布时间: 2026-03-03 23:32 GMT+8(北京时间)
ScienceDaily Intelligence emerges when the whole brain works as one For decades, scientists have mapped attention, memory, language, and reasoning to separate brain networks — yet one big mystery remained: why does the mind feel like a single, unified system? Researchers at the University of Notre Dame now suggest that intelligence…
Post #4274 105
科学家找到了使胰腺癌对化疗产生抗性的基因-switch
科学家们找到了决定胰腺癌细胞是否对化疗有反应的关键分子switch。关键角色是GATA6基因,它使肿瘤保持更有结构和可治疗的形式,但它会被KRAS驱动的超活跃途径关闭。当研究人员阻断了该途径,GATA6水平恢复了,癌细胞变得对化疗更敏感。该…
来源: ScienceDaily | 阅读全文
发布时间: 2026-03-04 00:33 GMT+8(北京时间)
#胰腺癌 #化疗 #GATA6 #KRAS #癌症研究
ScienceDaily Scientists find the genetic switch that makes pancreatic cancer resist chemotherapy Scientists have identified a crucial molecular switch that decides whether pancreatic cancer cells resist chemotherapy or respond to it. The key player, a gene called GATA6, keeps tumours in a more structured and treatable form—but it gets shut down by an…
Post #4273 77
个性化 fMRI 模型解码慢性疼痛在纤维肌痛中的时刻变化
慢性疼痛影响全球近五分之一成人,是一种严重的残疾原因。慢性疼痛不同于由损伤引发的急性疼痛,往往是自发性的,没有明显的外部原因,并且在分钟、小时和天数之间波动。然而,临床医生仍然依赖于自我报告的疼痛评分,因为目前尚无与血压或体温…
来源: Medical Xpress | 阅读全文
发布时间: 2026-03-04 00:40 GMT+8(北京时间)
#fMRI #慢性疼痛 #纤维肌痛
Medicalxpress Personalized fMRI models decode moment-to-moment chronic pain in fibromyalgia Chronic pain affects nearly one in five adults worldwide and remains one of the leading causes of disability. Unlike acute pain triggered by injury, chronic pain often arises spontaneously—without an ...
Post #4272 54
研究人员发现可能用于早期检测胰腺癌的新血液标志物
美国国家卫生研究院资助的四项标志物筛查可能有助于在更容易治疗的阶段捕捉到一种最具杀伤力的癌症。
来源: NIH | 阅读全文
#胰腺癌 #血液标志物 #癌症筛查
Post #4271 44
世界卫生组织呼吁联合起来消除疟疾等疠疫疾病的歧视和歧视
世界卫生组织在世界疟疾日宣布,疟疾等疠疫疾病患者仍然面临着歧视、社会歧视和未经治疗的心理健康问题,呼吁各国政府将心理健康服务纳入疟疾消灭行动,确保没有人被留下痛苦或孤立。
来源: WHO | 阅读全文
发布时间: 2026-01-30 03:06 GMT+8(北京时间)
#世界卫生组织 #疟疾 #疠疫疾病 #心理健康 #歧视
World Health Organization Communities unite to address stigma and discrimination affecting people with neglected tropical diseases Marking World Neglected Tropical Diseases (NTDs) Day, the World Health Organization (WHO) warns that millions of people living with NTDs continue to face profound and often unseen suffering due to discrimination, social stigma and untreated mental health…
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