2025-02-25 15:35:42动物植物
兰花独特的结构揭示了新的自花授粉机制

130 years after a fungus-eating plant received its name, a Kobe University researcher has uncovered the purpose of the structure that inspired its name—revealing a novel mechanism by which plants ensure reproduction.

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2025-02-25 15:22:15动物植物
研究显示赤蠵龟的分布范围迅速变化

Loggerhead sea turtles are sentinels for changing oceans. In a new analysis covering nearly 30 years of data on turtle movements, sea surface temperatures, and seawater chlorophyll levels, Stanford scientists found that the reptiles are shifting their ran

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2025-02-25 15:10:51动物植物
不寻常的硫途径为高优先级病原体提供了一个有前景的靶点

The tell-tale smell of rotten eggs is often a sign that sulfur is at work. Sulfur is a key element in proteins such as keratin, which makes hair and nails tough, and used in agriculture to make fertilizers. Researchers at UCD Conway Institute in Universit

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2025-02-25 14:59:44动物植物
细菌变化为军团病提供了新的治疗方法

The bacteria Legionella can survive in water systems for years and can cause acute and chronic illness: In 2014-15, it was blamed for at least 12 deaths in the Flint water crisis in Michigan, and as recently as 2023, health officials in Ithaca warned of a

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2025-02-25 14:48:52动物植物
V-161:新发现的化合物推进了对抗抗生素耐药细菌的斗争

A recent study by a team from Chiba University has demonstrated a promising approach for fighting antibiotic resistance by identifying a compound, V-161, that inhibits a sodium-pumping enzyme critical for VRE survival under alkaline conditions in the inte

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2025-02-25 14:35:18动物植物
研究表明,全球粮食生产导致生物多样性严重丧失

As the world grapples with the challenges of climate change and food insecurity, the need for sustainable food production has taken on a new urgency.

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2025-02-25 14:20:41动物植物
古老起源故事的新转折:最早的恐龙可能出现在亚马逊地区

The remains of the earliest dinosaurs may lie undiscovered in the Amazon and other equatorial regions of South America and Africa, suggests a new study led by UCL (University College London) researchers.

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2025-02-25 14:09:13动物植物
鬃毛吸引力:分子“开关”可能控制头皮长发

Treating hair loss may be as simple as developing therapies to flip a molecular "switch," according to a new study by researchers from Penn State; the University of California, Irvine; and National Taiwan University.

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2025-02-25 13:56:46动物植物
分子机制揭示了多毛贻贝如何实现可逆的水下粘附

A research team at POSTECH has uncovered the molecular mechanism behind the remarkable underwater adhesion of hairy mussels (Barbatia virescens). Their findings, published in Nature Communications, reveal an oxidation-independent adhesion process driven b

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2025-02-25 13:43:55动物植物
从根到芽:硅如何增强植物的适应力

Silicon (Si) is one of the most abundant elements on Earth, found in large quantities in soil. While Si is not essential for land plants, many plants, such as rice and grasses, have used Si to develop powerful defense mechanisms against various environmen

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2025-02-25 13:31:42动物植物
自我监督学习方法可以测试2000万个或更多的细胞

Our bodies are made up of around 75 billion cells. But what function does each individual cell perform and how greatly do a healthy person's cells differ from those of someone with a disease? To draw conclusions, enormous quantities of data must be analy

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2025-02-25 13:19:25动物植物
发现保护细胞免受病毒侵害的独特遗传机制

Researchers at the Technion-Israel Institute of Technology have discovered a unique genetic mechanism that provides cells with rapid and efficient protection against viruses. The findings could lead to the development of new therapeutic strategies.

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