2025-02-22 12:41:03动物植物
鉴定出可以去除微塑料的肽

Researchers have identified peptides that can help remove microplastics from the environment by combining biophysical modeling, molecular dynamics, quantum computing, and reinforcement learning. The ultimate goal of the work is peptide-based technologies

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2025-02-22 12:30:20动物植物
简化蛋白质的重新设计可以提高配体结合

In biology, the binding of cellular proteins to molecules called ligands produces myriad functions essential for life, including cell signaling and enzymatic action. In biotechnology and medicine, the ability of researchers to alter proteins to refine con

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2025-02-22 12:15:52动物植物
逆转雄性果蝇与年龄相关的生育能力下降:精液的关键作用

As males age, their reproductive success typically declines. A study on fruit flies, led by University of Oxford researchers, has found that while old males do produce fewer offspring than young males, this is not because they have fewer sperm, but it is

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2025-02-22 12:01:33动物植物
科学家们终于知道细胞是如何构建一个让它们迁移的结构的

Some of the body's cells stay put for life, while others are free to roam. To move, these migratory cells rely on filopodia—sensitive, finger-like protrusions that reach out from the cell membrane into the local environment. In a healthy cell, this can b

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2025-02-22 11:47:29动物植物
实验室培养的肠道:蛋白质打印模拟人类肠道结构

An IBEC-led study describes the development of an innovative method to control the formation of crypt-like structures and villi in the intestine using a contact protein printing technique. This model will make it possible to study in detail key processes

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2025-02-22 11:37:22动物植物
5000年来首次在埃及发现斑点鬣狗

A spotted hyena (Crocuta crocuta) has been found in South Eastern Egypt, the first recorded instance of the creature in this region for thousands of years.

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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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