2024-09-15 22:03:34动物植物
“一些翼龙会拍打翅膀,另一些会翱翔”——新的研究证实了这些天空巨人的飞行能力

Some species of pterosaurs flew by flapping their wings while others soared like vultures, demonstrates a new study published in the Journal of Vertebrate Paleontology.

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2024-09-15 21:49:36动物植物
抗体样分子有望用于广谱疟疾治疗

Scientists at La Trobe University have discovered a new antibody-like molecule that could be used in therapy to prevent infection from multiple malaria parasite species.

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2024-09-15 21:37:26动物植物
神秘的5000万年前的鱼获得了一个新属

A pair of paleontologists, one with the Museum für Naturkunde, in Germany, the other from the Università degli Studi di Torino, in Italy, has found new evidence that an ancient fish, which has defied categorization for hundreds of years, may belong to fis

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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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