2024-09-15 21:24:04动物植物
研究人员提出了解释复杂微生物-宿主共生的机制框架

Virtually all multicellular organisms on Earth live in symbiotic associations with very large and complex microbial communities known as microbiomes. New research has just been published aimed at offering a complete understanding how those relationships f

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2024-09-15 21:13:24动物植物
科学家发现细胞分裂过程中保持着丝粒的机制

Scientists have solved a decade-long question about the mechanism that preserves the centromere, the hub that ensures DNA divides correctly during cell division.

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2024-09-15 21:02:23动物植物
保护世界上0.7%的土地可以帮助拯救三分之一的独特和濒危物种

Conservation efforts directed towards just 0.7% of the world's land mass could help protect one third of the world's threatened and unique tetrapod (four-limbed vertebrate) species, new research by Imperial College London, On the Edge, and ZSL has shown

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2024-09-15 20:50:51动物植物
劫持细胞的指挥中心:深海贻贝中的核寄生虫

Most animals live in intimate relationships with bacteria. Some of these bacteria live inside the cells of their hosts, but only very few are able to live inside cell organelles (structures inside the cell, like organs in the body). One group of bacteria

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2024-09-15 20:36:47动物植物
解决siRNA药物治疗遗传病的副作用问题

Small interfering RNA (siRNA) drugs are a class of therapeutic agents that silence specific genes associated with inherited diseases. However, siRNA drugs have challenges because siRNAs often silence genes other than the target ones, causing side effects.

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2024-09-15 20:25:38动物植物
新石器时代的骨骼揭示了孤立的鼠疫耶尔森菌感染,而不是流行病

Since the catastrophic pandemics of the Middle Ages, one disease has almost proverbially symbolized contagion and death: the plague. It is now known that the plague bacterium Yersinia pestis has been present in Central and Northern Europe for more than 5,

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2024-09-15 20:13:50动物植物
结晶替代DNA结构揭示胰岛素和糖尿病

The first crystal structure of an alternative DNA shape from the insulin gene has been revealed by a UCL-led research team.

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2024-09-14 17:41:37前沿信息
使用纳米粒子和超声波分解永久化学物质的新方法

What do firefighting foam, non-stick cookware, water-repellent textiles and pesticides all have in common? They all contain per- and polyfluoroalkyl substances, or PFAS—human-made chemicals that don't break down naturally. It's no wonder, then, that PFA

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2024-09-14 17:30:16前沿信息
制作“原子千层面”:新方法将3D材料转化为具有良好性能的稳定分层薄膜

A research team discovered a method to transform materials with three-dimensional atomic structures into nearly two-dimensional structures—a promising advancement in controlling their properties for chemical, quantum, and semiconducting applications.

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2024-09-14 17:19:28前沿信息
连续电流导致的器件故障导致了可以改进微电子器件设计的发现

A new study led by researchers at the University of Minnesota Twin Cities is providing new insights into how next-generation electronics, including memory components in computers, break down or degrade over time. Understanding the reasons for degradation

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2024-09-14 17:03:21前沿信息
研究人员开发新型共价有机框架,用于精确的癌症治疗

A team of researchers at NYU Abu Dhabi (NYUAD), led by Program Head of Chemistry Ali Trabolsi, have developed nanoscale covalent organic frameworks (nCOFs), crystalline organic polymers that have been modified with peptides to treat the most aggressive fo

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2024-09-13 17:42:00前沿信息
研究人员使用无孔氧化石墨烯开发质子阻挡膜

Kumamoto University's research team, led by Assistant Professor Kazuto Hatakeyama and Professor Shintaro Ida of Institute of Industrial Nanomaterials, has announced a groundbreaking development in hydrogen ion barrier films using graphene oxide (GO) that

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