2025-05-13 20:36:57动物植物
致命细菌利用糖感应机制识别和感染细胞

Scientists led by Karla Satchell, Ph.D., the Anne Stewart Youmans Professor of Microbiology at Northwestern University, have discovered previously unknown molecular mechanisms that help a type of food-borne bacteria recognize host cells and initiate infec

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2025-05-13 20:22:39动物植物
草履虫与蓝藻相遇:二如何合二为一

When two organisms live together so closely that they merge into a functional unit, this is known as symbiosis. In the "1+1=1" project, an international, interdisciplinary research team is investigating how synthetic symbiosis between microorgan

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2025-05-13 20:10:51动物植物
生成式人工智能有望塑造药物设计的未来

Using advanced artificial intelligence, researchers have developed a novel method to make drug development faster and more efficient.

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2025-05-13 19:58:11动物植物
新图谱提供了对特定组织中哪些蛋白质协同工作的更深入了解

The human body and its organs are composed of a wide variety of cell types. Although all cells contain the same genes, they function very differently—partly because protein interactions differ between cells.

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2025-05-13 19:45:44动物植物
问答:人工智能加速了RNA靶向药物的搜索,开辟了新的治疗可能性

The majority of RNAs in each of our cells don't code for any of the thousands of proteins that make up our bodies. Instead, noncoding RNAs have critical roles in many biological processes—such as gene expression—making them ideal targets for a variety of

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2025-05-13 19:35:19动物植物
狡猾的寄生虫杀死人类细胞,并将其遗体伪装成伪装

The single-celled parasite Entamoeba histolytica infects 50 million people each year, killing nearly 70,000. Usually, this wily, shape-shifting amoeba causes nothing worse than diarrhea. But sometimes it triggers severe, even fatal disease by chewing ulce

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2025-05-13 19:22:24动物植物
为什么这么多微生物不能在实验室里生长

Microbial ecosystems—for example, in seawater, the soil or in the human gut—are astonishingly diverse, but researchers often struggle to reproduce this diversity in the lab: Many microorganisms die when attempts are made to cultivate them.

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2025-05-13 19:09:38动物植物
高速成像捕捉激素驱动基因激活的机制

Scientists at Nano Life Science Institute (WPI-NanoLSI), Kanazawa University, have captured real-time footage showing how a key hormone receptor activates genes, offering a clearer view of one of the most fundamental processes in biology.

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2025-05-13 18:55:15动物植物
清澈的水域,隐藏的毒素:对抗藻华的病毒实际上可能会增加人类和生态系统的风险

New laboratory research shows that when viruses attack a species that forms toxic algal blooms, those thick, blue-green slicks that choke waterways and that threaten ecosystems, drinking water, and public health, what results might be even worse than befo

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2025-05-13 18:40:55动物植物
基因突变帮助花朵模仿恶臭,吸引喜欢尸体的传粉者

A wild ginger has a clever trick up its sleeve to lure in pollinators. No, it's not a sweet fragrance that fills the air, but the foul stench of rotting flesh and dung. To attract carrion-loving flies and beetles, the flowers of the plant genus Asarum br

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2025-05-13 18:28:31动物植物
从史前居民到离家出走的宠物:美国发现的第一块特古猿化石

Originally from South America, the charismatic tegu made its way to the United States via the pet trade of the 1990s. After wreaking havoc in Florida's ecosystems, the exotic lizard was classified as an invasive species. But a recent discovery from the F

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2025-05-13 18:15:17动物植物
工程化产钠弧菌菌株可促进恶劣环境中复杂污染物的生物修复

A multi-institutional collaboration of synthetic biology research centers in China has developed a genetically engineered strain of Vibrio natriegens capable of bioremediating complex organic pollutants, including biphenyl, phenol, naphthalene, dibenzofur

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