2025-04-20 18:11:09动物植物
研究表明,随着时间的推移,关键细菌物种的抗生素耐药性趋于平稳

Antibiotic resistance tends to stabilize over time, according to a study published in the open-access journal PLOS Pathogens by Sonja Lehtinen from the University of Lausanne, Switzerland, and colleagues.

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2025-04-20 17:59:28动物植物
面对生物多样性下降,动物行为多样性面临风险

Our environment is changing rapidly, largely as a result of human activities, leading to a significant decline in biodiversity. According to researchers from the University of Victoria and the Max Planck Institute for Evolutionary Anthropology, this decli

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2025-04-20 17:58:16前沿信息
改进快速检测:DNA纳米技术提高了试纸的灵敏度

Since the COVID-19 pandemic, pretty much everybody is familiar with this technology: paper-based rapid test strips, also called lateral flow immunoassays (LFIAs). They enable easy detection of biomarkers that indicate the presence of specific pathogens or

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2025-04-20 17:48:52动物植物
分子钟分析表明,细菌在广泛的光合作用之前很久就使用了氧气

Microbial organisms dominate life on Earth, but tracing their early history and evolution is difficult because they rarely fossilize. Determining when exactly a particular group of microbes first appeared is especially hard. However, ancient sediments and

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2025-04-20 17:43:10前沿信息
具有纳米级通道的水过滤器可选择性地去除顽固的“永久性化学物质”

Traditional water filters struggle to remove smaller PFAS molecules, but a new Monash-designed filter changes that. Researchers at Monash University have developed a water filtration membrane that effectively removes small PFAS molecules, overcoming a sig

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2025-04-20 17:34:40动物植物
研究发现,倭黑猩猩以与人类语言相似的方式组合叫声

Bonobos—our closest living relatives—create complex and meaningful combinations of calls resembling the word combinations of humans.

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2025-04-20 17:31:20前沿信息
金纳米团簇揭示了磁自旋在催化效率中的潜在作用

Recently, a team of researchers from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences (CAS) consecutively removed the innermost atom and the outermost electron of a gold nanoparticle—without disturbing its overall structure. Thi

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2025-04-20 17:24:07动物植物
萤火虫光产生了检测细胞变化的传感器

The gene encoding an enzyme from a firefly, discovered at the Sorocaba campus of the Federal University of São Carlos (UFSCar) in Brazil, has given rise to a biosensor capable of detecting pH changes in mammalian cells—which could be useful, for example,

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2025-04-20 17:17:05前沿信息
科学家通过弯曲诱导层间滑动调节二维材料性能

A research group from the Ningbo Institute of Materials Technology and Engineering (NIMTE) of the Chinese Academy of Sciences has proposed a new strategy to precisely manipulate interlayer stacking orders and related properties in two-dimensional (2D) van

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2025-04-20 17:13:28动物植物
真菌生物钟:对抗植物病害的潜在靶标

Fusarium oxysporum is a soil-borne fungal pathogen that causes a group of serious plant diseases known as Fusarium wilts. As one of the most economically important plant pathogens worldwide, it can infect hundreds of species—including major crops like tom

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2025-04-20 17:06:13前沿信息
纳米载体突破血脑屏障递送抗炎药

Oregon State University researchers have discovered a way to get anti-inflammatory medicine across the blood-brain barrier, opening the door to potential new therapies for a range of conditions, including Alzheimer's disease, multiple sclerosis, Parkinso

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2025-04-20 16:58:38动物植物
海洋微生物揭示了新的制氢基因簇

A genomic study of hydrogen-producing bacteria has revealed entirely new gene clusters capable of producing large volumes of hydrogen.

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