2025-03-15 10:09:36动物植物
科学家透露,在世界上最严重的气候灾难之后,植物挣扎了数百万年

A team of scientists from University College Cork (UCC), the University of Connecticut, and the Natural History Museum of Vienna have uncovered how plants responded to catastrophic climate changes 250 million years ago.

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2025-03-15 09:57:48动物植物
照亮蝾螈的大脑回路:病毒载体能够实现动态大脑图谱

The axolotl (Ambystoma mexicanum) has extraordinary regenerative abilities—the salamander can regrow lost limbs and repair complex organs, including the retina and the brain—making the axolotl an ideal model for studying both how neural circuits form and

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2025-03-15 09:44:21动物植物
先进的成像和理论物理学为肌肉萎缩症的新治疗方法提供了线索

A new discovery about how tiny protein clusters form in cells could pave the way for treatments for Emery-Dreifuss muscular dystrophy (EDMD), a rare genetic disorder that causes muscle weakness and heart problems.

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2025-03-15 09:33:36动物植物
野生葡萄藤对葡萄栽培有危险吗?

Flavescence dorée, a dreaded grapevine disease among winegrowers, is spreading beyond cultivated vineyards. A joint study by the federal research institute WSL and Agroscope published in the Journal of Plant Biology shows that gone-wild grapevines and rel

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2025-03-15 09:19:15动物植物
棘手的情况?深入了解是什么将抗生素抗性生物膜结合在一起

Biofilms, ubiquitous bacterial communities embedded in a slimy matrix, are the oldest form of multicellularity on Earth; they are extremely resistant to antibiotics and stick tenaciously to most surfaces, including living tissue.

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2025-03-15 09:04:41动物植物
气候变化威胁香蕉出口行业的未来

New research from the University of Exeter has found it will be economically unsustainable by 2080 for many areas across Latin America and the Caribbean to continue growing bananas for export, because of rising temperatures caused by climate change.

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2025-03-15 08:51:02动物植物
算法揭示了曾经被认为难以研究的“无序”蛋白质

Intrinsically disordered proteins (IDPs) do not attain a stable secondary or tertiary structure and rapidly change their conformation, making structure prediction particularly challenging. Although these proteins exhibit chaotic and "disordered"

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2025-03-15 08:36:56动物植物
研究表明,美洲的热带森林正在努力跟上气候变化的步伐

Tropical rainforests play a vital role in global climate regulation and biodiversity conservation. However, a major new study published in Science reveals that forests across the Americas are not adapting quickly enough to keep pace with climate change, r

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2025-03-15 08:26:20动物植物
大规模分析显示,自2000年以来,美国20%的蝴蝶已经消失

Butterflies are beloved creatures that inspire art and play an important ecological role, but according to new research featuring faculty members at Binghamton University, State University of New York, these cherished insects are disappearing at an alarmi

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2025-03-15 08:16:10动物植物
细菌的“跳跃基因”可以靶向和控制染色体末端

Transposons, or "jumping genes"—DNA segments that can move from one part of the genome to another—are key to bacterial evolution and the development of antibiotic resistance.

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2025-03-15 08:06:03动物植物
新型酶分解并合成以前未被探索的具有益生元潜力的聚糖

Carbohydrate chains, or glycans, are complex sugar-like compounds that play important roles in various biological processes and structures in our bodies. Galactosides are a type of glycan found in plants, animals, and microorganisms. For example, galactos

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2025-03-15 07:55:51动物植物
研究利用植物花蜜中含糖的秘密来对抗蚊子传播的疾病

In a study published in Scientific Reports, researchers from the Royal Botanic Gardens, Kew, working with partners in Africa and the UK, present a novel plant-host identification method that could help in the fight to reduce the transmission of infectious

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