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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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Showing posts older than #3931 · Back to latest

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Post #3930 50
FDA扩大土豆块状薯条召回,涉嫌塑料污染
美国食品药品监督管理局(FDA)扩大了对冷冻土豆块状薯条的召回,警告称数十万磅的产品可能含有塑料碎片。
来源: Medical Xpress | 阅读全文
发布时间: 2026-02-18 00:40 GMT+8(北京时间)
#FDA #土豆块状薯条 #召回 #塑料污染
Medicalxpress FDA expands tater tot recall tied to possible plastic contamination A recall of frozen tater tots has expanded after federal officials warned that hundreds of thousands of pounds could contain pieces of plastic.
Post #3929 56
犬内疏螺旋体感染在北美东北太平洋海洋生物搁浅事件
本研究在北美东北太平洋海洋区域发现犬内疏螺旋体(Neospora caninum)感染于搁浅的海洋哺乳动物中。研究人员通过PCR检测了搁浅海洋哺乳动物的样本,结果显示犬内疏螺旋体DNA存在于多种海洋哺乳动物中。该研究结果表明犬内疏螺旋体可能…
来源: CDC | 阅读全文
发布时间: 2026-02-17 13:00 GMT+8(北京时间)
#犬内疏螺旋体 #海洋哺乳动物 #搁浅事件 #PCR检测
Emerging Infectious Diseases journal <em>Neospora caninum</em> Infection in Marine Mammals Stranding in Northeastern Pacific Ocean Region <em>Neospora caninum</em> in Marine Mammals
Post #3928 56
结束生命在自己控制之下会变得更容易,但仍有农村地区的挑战存在
维多利亚州的自愿协助死亡(VAD)法案于2019年生效。最初谨慎起见,VAD法案最近被修订为更容易获得。虽然死亡是一个敏感的话题,但这些变化是人们在自己控制之下结束生命的权利的重要一步,去除了一些寻求缓解痛苦的障碍和困难。
来源: Medical Xpress | 阅读全文
发布时间: 2026-02-17 22:06 GMT+8(北京时间)
#自愿协助死亡 #VAD #维多利亚州
Medicalxpress Ending things on your own terms will soon be a little easier, but rural challenges remain Victoria's Voluntary Assisted Dying (VAD) Act came into effect in 2019. Initially erring on the side of caution, the VAD Act has recently been revised to be more accessible. While death is a sensitive ...
Post #3927 47
吸入微塑料可能会引起肺部炎症和损伤
研究表明,吸入微塑料会导致肺部炎症和损伤,可能增加患呼吸系统疾病如哮喘、慢性阻塞性肺病(COPD)、肺纤维化和肺癌的风险
来源: Medical Xpress | 阅读全文
发布时间: 2026-02-17 22:38 GMT+8(北京时间)
#微塑料 #肺部炎症 #呼吸系统疾病
Medicalxpress Review suggests inhaled microplastics can inflame lungs and damage tissue Breathing in microplastics can cause inflammation and damage to the lungs, potentially increasing the risk of respiratory diseases such as asthma, chronic obstructive pulmonary disease (COPD), pulmonary ...
Post #3926 45
眼科常规治疗引发疑虑:眼压增高患者需注意眼内植入物的使用
研究发现,广泛使用的眼科眼膏可能会损害眼压增高患者的植入物。研究人员发现油性眼膏会渗透到植入物的材料中,导致其膨胀并可能破裂。实验室实验确认了这一发现,患者病例表明只有当植入物直接接触到眼膏时才会出现损伤。这些发现引发了对手…
来源: ScienceDaily | 阅读全文
发布时间: 2026-01-16 22:24 GMT+8(北京时间)
#眼科 #眼压增高 #眼膏 #植入物
ScienceDaily A routine eye treatment is raising new concerns for glaucoma patients A new study warns that a widely used eye ointment can damage a popular glaucoma implant. Researchers found that oil-based ointments can be absorbed into the implant’s material, causing it to swell and sometimes break. Patient cases showed damage only when…
Post #3925 29
科学家正在重新思考竹子作为强大的新型超级食物
竹笋可能比人们想象的更有用。研究发现,竹笋可以帮助控制血糖水平、支持心脏和肠道健康、减少炎症和氧化应激。实验室和人类研究还表明,竹子可能会促进有益的肠道细菌和降低烹饪食物中的有毒化合物。然而,竹子必须先煮沸以避免天然毒素。
来源: ScienceDaily | 阅读全文
发布时间: 2026-01-17 12:01 GMT+8(北京时间)
#竹子 #超级食物 #健康 #营养
ScienceDaily Scientists are rethinking bamboo as a powerful new superfood Bamboo shoots may be far more than a crunchy side dish. A comprehensive review found they can help control blood sugar, support heart and gut health, and reduce inflammation and oxidative stress. Laboratory and human studies also suggest bamboo may promote…
Post #3924 52
四天后,人仍然误判自己行走方式
研究发现,学习使用机器人假肢时,人们理解自己的身体运动方式的方式与其他运动技能学习有所不同,影响了学习效果。
来源: Medical Xpress | 阅读全文
发布时间: 2026-02-17 21:30 GMT+8(北京时间)
#机器人假肢 #运动技能 #身体运动方式
Medicalxpress After four days with a robotic leg, people still misread how they walk The way we understand the movement of our own bodies plays an important role when learning physical skills, from sports to dancing. But a new study finds this phenomenon works very differently for people ...
Post #3923 129
近200万人研究揭示心脏健康的真正关键所在
近200万人长期研究挑战了低碳水化合物与低脂肪饮食的争论,研究结果显示,强调全谷物、植物性食物和健康脂肪的饮食模式都能降低心脏病的风险,而富含精制碳水化合物和动物脂肪的版本则增加了风险。质量而非数量似乎是关键。
来源: ScienceDaily | 阅读全文
发布时间: 2026-02-17 13:29 GMT+8(北京时间)
#心脏健康 #饮食 #研究
ScienceDaily Nearly 200,000 people reveal the real key to heart health A decades-long study of nearly 200,000 adults challenges the low-carb versus low-fat debate. Both eating patterns were tied to lower heart disease risk when they emphasized whole grains, plant-based foods, and healthy fats. Versions filled with refined carbs…
Post #3922 38
神秘的RNA引导科学家揭开癌症的新层面
科学家们在乳腺癌中发现了一种神秘的RNA,从而揭开了几十种肿瘤类型中癌症特异性RNA的整个新类别。这些分子形成独特的分子签名,可以准确识别癌症类型和亚型。有些甚至驱动肿瘤生长和转移。由于许多都释放到血液中,简单的血液测试可以跟踪…
来源: ScienceDaily | 阅读全文
发布时间: 2026-02-17 16:50 GMT+8(北京时间)
#RNA #癌症 #肿瘤 #分子签名
ScienceDaily Mysterious RNA led scientists to a hidden layer of cancer A mysterious RNA found in breast cancer led scientists to uncover an entire hidden class of cancer-specific RNAs across dozens of tumor types. These molecules form unique molecular signatures that identify cancer type and subtype with remarkable accuracy.…
Post #3921 38
巴西采矿事故后发现香蕉中含有毒金属
研究人员调查了2015年巴西采矿事故后种植的作物发现,毒金属从土壤中进入食用植物。香蕉、咖啡豆和可可被发现吸收了像铅和汞这样的元素,香蕉对六岁以下儿童构成潜在健康风险。尽管成年人面临着较低的即时危险,但科学家警告称长期暴露可能带…
来源: ScienceDaily | 阅读全文
发布时间: 2026-02-17 20:07 GMT+8(北京时间)
#巴西采矿事故 #毒金属 #香蕉 #健康风险
ScienceDaily Toxic metals found in bananas after Brazil mining disaster Researchers investigating crops grown in soil contaminated by the 2015 mining disaster in Brazil discovered that toxic metals are moving from the earth into edible plants. Bananas, cassava, and cocoa were found to absorb elements like lead and cadmium, with…
Post #3920 31
科学家发现脑部switch清除阿尔茨海默病斑块
研究人员发现了两种脑受体,有助于脑部清除阿尔茨海默病的标志物——β-淀粉样蛋白。通过激活这些受体,科学家在小鼠身上增加了天然β淀粉样蛋白分解酶的水平,减少了脑部积累,并改善了记忆相关行为。由于这些受体是常见的药物靶点,这一发现可…
来源: ScienceDaily | 阅读全文
发布时间: 2026-02-17 18:30 GMT+8(北京时间)
#阿尔茨海默病 #β淀粉样蛋白 #脑受体 #药物靶点
ScienceDaily Scientists discover brain switches that clear Alzheimer’s plaques Researchers have identified two brain receptors that help the brain clear away amyloid beta, a hallmark of Alzheimer’s disease. By stimulating these receptors in mice, scientists increased levels of a natural amyloid-breaking enzyme, reduced buildup in the…
Post #3919 42
冰河时代双人坟墓揭示12,000年前的罕见遗传疾病之谜
意大利冰河时代的双人坟墓发掘出惊人的遗传发现。来自12,000年前的母亲和女儿的DNA显示,女儿患有罕见的遗传性生长障碍,这种疾病通过骨骼生长基因的突变得到确认。母亲携带同样的突变,但较轻微。这种发现不仅解决了长期的谜团,还证明罕见…
来源: ScienceDaily | 阅读全文
发布时间: 2026-02-17 19:25 GMT+8(北京时间)
#遗传病 #冰河时代 #DNA #遗传学
ScienceDaily Ancient DNA solves 12,000-year-old mystery of rare genetic growth disorder An Ice Age double burial in Italy has yielded a stunning genetic revelation. DNA from a mother and daughter who lived over 12,000 years ago shows that the younger had a rare inherited growth disorder, confirmed through mutations in a key bone-growth gene.…
Post #3918 48
真的寒冷会“渗入骨子里”吗?
寒冷的天气到了,人们会有不同的应对方式,有人会去户外散步,另有人会在家中裹着被子吃饼干。然而,无论如何,寒冷的温度似乎总会让人说出“寒冷会渗入骨子里”的感受。
来源: Medical Xpress | 阅读全文
发布时间: 2026-02-17 19:43 GMT+8(北京时间)
#寒冷 #温度 #感受
Medicalxpress Does the cold really 'seep into your bones?' Another cold snap is approaching. Some people deal with it by taking an invigorating walk outside, while others hibernate with a cozy blanket and biscuits. But one thing seems to be common when temperatures ...
Post #3917 64
这项新血液检测可能在扫描出现之前检测癌症
一项新型光学传感器可以在血液中检测到极少量的癌症生物标志物,从而提高早期和简单的癌症检测的可能性。该技术结合了DNA纳米技术、CRISPR和量子点,能够从仅几分子的信号中产生清晰的信号。研究人员希望它最终可以用于携带式血液检测癌症…
来源: ScienceDaily | 阅读全文
发布时间: 2026-02-17 09:48 GMT+8(北京时间)
#癌症检测 #DNA纳米技术 #CRISPR #量子点
ScienceDaily This new blood test could detect cancer before it shows up on scans A new light-based sensor can spot incredibly tiny amounts of cancer biomarkers in blood, raising the possibility of earlier and simpler cancer detection. The technology merges DNA nanotechnology, CRISPR, and quantum dots to generate a clear signal from just…
Post #3916 60
给予人民现金不会导致更多的伤害或死亡
美国各地的现金转移计划扩张时,批评者经常警告说,给予人民钱财可能会导致人们过度放纵,导致伤害甚至死亡。但是,研究人员对阿拉斯加长期运行的永久基金红利计划进行了11年的全面分析,发现年度发放后,州内医院记录和死亡数据并未出现创伤…
来源: ScienceDaily | 阅读全文
发布时间: 2026-02-17 10:29 GMT+8(北京时间)
#阿拉斯加 #永久基金红利 #现金转移 #伤害 #死亡
ScienceDaily Giving people cash didn’t cause more injuries or deaths As cash transfer programs expand across the United States, critics often warn that giving people money could spark reckless behavior, leading to injuries or even deaths. But a sweeping 11-year analysis of Alaska’s long-running Permanent Fund Dividend program…
Post #3915 44
英格兰三分之一人在生命末期缺乏基本照顾
研究发现,英格兰每年有约170,000人在生命末期经历疼痛、痛苦或缺乏必要的支持。这项研究是十年来首次对英格兰末期患者的照顾需求进行的大规模调查。该研究由伦敦国王学院和赫尔大学医学院的研究人员主导,来自爱丁堡大学和赫尔大学的研究…
来源: Medical Xpress | 阅读全文
发布时间: 2026-02-17 09:20 GMT+8(北京时间)
#末期照顾 #英格兰 #研究
Medicalxpress Almost one in three people in England die without the basic care they need About 170,000 people in England every year spend their final days in pain, distress or without vital support that should be available to everyone at the end of life. These are the findings of the first ...
Post #3914 55
Q&amp;A:使用AI聊天机器人获取健康建议时要注意这些问题
医疗学者Shaili Gupta发现,患者使用聊天机器人获取健康建议后,了解健康问题的程度有所提高,能够提出更具备基础的跟进问题。然而,有时患者难以接受医生的不同观点,患者获取的信息变得更加具体化。
来源: Medical Xpress | 阅读全文
发布时间: 2026-02-17 05:46 GMT+8(北京时间)
#AI #健康建议 #聊天机器人
Medicalxpress Q&A: Using an AI chatbot for health advice? Keep these tips in mind Shaili Gupta often sees patients who consult chatbots like ChatGPT for health advice. She finds that some of her patients are much more informed about health-related issues and have follow-up questions ...
Post #3913 51
Florida is among states in a &#039;drug-resistant&#039; salmonella outbreak linked to moringa
Moringa powder capsules have been recalled as a CDC and FDA investigation links the capsules to a new form of salmonella outbreak that the CDC calls &quot;unusual and…
来源: Medical Xpress | 阅读全文
发布时间: 2026-02-17 04:10 GMT+8(北京时间)
Medicalxpress Florida is among states in a 'drug-resistant' salmonella outbreak linked to moringa Moringa powder capsules have been recalled as a CDC and FDA investigation links the capsules to a new form of salmonella outbreak that the CDC calls "unusual and highly concerning."
Post #3912 50
阿尔茨海默病基因增加癫痫发作,但研究人员发现了治疗方法
研究人员发现,阿尔茨海默病最相关的基因(APOE4)会通过降低神经元中的离子泵和能量产生酶的水平来增加癫痫发作的风险。研究人员还发现,通过使用一种血压药物来刺激能量产生途径并减少癫痫发作的风险,可能成为阿尔茨海默病患者减少癫痫发…
来源: Medical Xpress | 阅读全文
发布时间: 2026-02-17 03:40 GMT+8(北京时间)
#阿尔茨海默病 #癫痫 #基因 #治疗
Medicalxpress Alzheimer's gene boosts seizures, but pathway can be targeted, study finds The gene most strongly correlated with Alzheimer's disease also boosts seizure activity by decreasing levels of ion pumps and energy-producing enzymes in neurons, a new study by researchers at the University ...
Post #3911 33
老年听力衰退与认知下降可能通过神经活动波动和细胞死亡联系起来
研究人员发现,老年听力衰退与认知下降之间可能存在神经活动波动和细胞死亡的联系,进一步了解这一机制有助于开发新的治疗方法
来源: Medical Xpress | 阅读全文
发布时间: 2026-02-17 02:00 GMT+8(北京时间)
#老年听力衰退 #认知下降 #神经活动波动 #细胞死亡
Medicalxpress Hearing loss and cognitive decline in presbycusis may be linked via neural activity fluctuations, cell death Presbycusis is a prevalent form of age-related hearing loss that also hinders speech recognition. While scientists have linked hearing loss to an increased risk of cognitive decline, the biological "bridge" ...
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