2025-02-22 11:26:55动物植物
食源性病原体的大小很重要:小鸟粪便不太可能对农民构成食品安全风险

t doesn't require a degree in ornithology, a lab test or even an app for most growers to determine whether bird poop near their crops presents a food safety risk. They just need to ask themselves a simple question: How big is it?

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2025-02-22 11:12:17动物植物
船舶黏液积聚:生物膜生长模型可以降低海洋运输的成本和排放

Slime build-up is a costly drag on fuel efficiency for ocean-going cargo ships, leading to more emissions and, eventually, higher consumer prices. A study published in the journal, npj Biofilms and Microbiomes, suggests a new approach to managing this com

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2025-02-22 11:01:37动物植物
人工智能模型模拟了5亿年的进化过程,以产生一种新的荧光蛋白

A team of AI researchers, biologists and evolutionary specialists at EvolutionaryScale and the Arc Institute, both in the U.S., has designed and built an AI model capable of generating the code to synthesize novel proteins. In their paper published in the

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2025-02-22 10:51:24动物植物
电池工厂的系统工程几乎使产量翻了一番,提供了一种可持续的化石燃料替代品

Engineers from The University of Warwick's Integrative Synthetic Biology Center and Imperial College London's Department of Bioengineering have unveiled how to engineer microbial "cell-factories" to boost the manufacture of high-value chemical

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2025-02-22 10:39:45动物植物
创新工艺将尿液转化为缓释晶体肥料

A team of chemists and agriculture specialists has developed a way to transform urea in wastewater, into percarbamide, which can be used as a fertilizer. In their paper published in the journal Nature Catalysis, the group describes their process and how w

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2025-02-22 10:26:21动物植物
农药混合物全年都存在于土壤和植物中,而不仅仅是在施用期间

In conventional agriculture, synthetic chemical pesticides are used in various crops such as arable farming, vegetable growing and viticulture. A study by the RPTU University Kaiserslautern-Landau, published in Scientific Reports, is the first to examine

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2025-02-22 10:16:14动物植物
从肯尼亚的维多利亚湖和蓝藻中寻找伊利湖的未来

To try to understand how harmful algal blooms might evolve in Lake Erie in a warming climate, University of Michigan scientists helped conduct a survey of cyanobacteria in a gulf of Kenya's Lake Victoria.

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2025-02-22 10:03:28动物植物
新发现揭示了细胞健康:对细胞内回收过程的关键见解

A recent study from Tata Institute of Fundamental Research, Mumbai, India has revealed new details about how our cells clean up and recycle waste. This process, known as autophagy, is like a self-cleaning mechanism for cells, helping the cells stay health

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2025-02-22 09:51:52动物植物
城市住宅的刺翅翻领鸟比农村居民活动得更多

Researchers from Tel Aviv University's School of Zoology have studied the behavior and movement of the common spur-winged lapwing and compared the habits of "urban lapwings" to those of their "rural" counterparts.

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2025-02-22 09:40:24动物植物
致命的狗癌症研究揭示了改善治疗的新线索

Researchers at the University of Florida College of Veterinary Medicine and the UF Health Cancer Center have identified a crucial link between a gene mutation and immune system signaling in canine hemangiosarcoma, a discovery that could lead to better tre

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2025-02-22 09:26:49动物植物
皮肤穿透线虫与二氧化碳的爱恨关系可能会导致新的寄生虫感染治疗方法

In the United States, the most well-known skin-penetrating parasitic worm, called a nematode, is the hookworm. But globally, it is estimated that over 600 million people are infected with the skin-penetrating threadworm, also known as Strongyloides sterco

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2025-02-22 09:17:03动物植物
看不见的东西:新方法揭示了新复制DNA中的“超易处理”窗口

DNA replication is happening continuously throughout the body, as many as trillions of times per day. Whenever a cell divides—whether to repair damaged tissue, replace old cells, or simply to help the body grow—DNA is copied to ensure the new cells carry

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