2024-12-25 09:28:16动物植物
酶途径的发现可能导致拯救生命的利什曼病治疗

A breakthrough in understanding how a single-cell parasite makes ergosterol (its version of cholesterol) could lead to more effective drugs for human leishmaniasis, a parasitic disease that afflicts about 1 million people and kills about 30,000 people aro

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2024-12-25 09:13:50动物植物
研究显示露脊鲸的寿命为130年或更长

New research published in Science Advances reveals that right whales can survive for more than 130 years—almost twice as long as previously understood.

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2024-12-25 08:59:34动物植物
“活”陶瓷利用细菌进行气体传感和碳捕获

A team of materials scientists and chemists at ETH Zürich has developed a way to make "living" ceramics that can detect small amounts of formaldehyde and capture carbon dioxide from the air. In their project, reported in the journal Advanced Mat

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2024-12-20 20:10:37动物植物
生物因子对不同尺度的地上生物量贡献更大

The aboveground biomass of vegetation is significant to the global carbon cycle and climate change mitigation. Both biotic factors, such as forest structure attributes, community-weighted mean of traits, and functional diversity, and abiotic factors, such

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2024-12-20 20:00:31动物植物
反射的月光使仓鸮对猎物不太可见

A team of biology and optics researchers affiliated with a host of institutions in Spain has found that the unique undercoating of the barn owl helps to make it less visible to prey when flying under the moon and starlit skies.

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2024-12-20 19:45:39动物植物
研究揭示了转录因子如何导航DNA结构以塑造细胞身份

A new study led by Prof. Yosef Buganim from the Hebrew University of Jerusalem and Dr. Abdenour Soufi from the University of Edinburgh reveals how transcription factors (TFs)—key proteins that regulate gene activity—navigate DNA and chromatin structures t

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2024-12-20 19:32:03动物植物
基因工程小鼠揭示了信息素如何驱动交配行为

Pheromones—chemicals produced by animals—are well-known for influencing the social and sexual behavior of members of the same species. These chemical signals convey vital information, such as gender and reproductive status. Detection of pheromones by the

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2024-12-20 19:21:51动物植物
进化研究揭示了植物王国中致病细菌的毒性范围

The capacity of bacteria to spread disease across the plant kingdom may be much more widespread than previously suspected, according to new analysis.

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2024-12-20 19:11:50动物植物
研究表明,加州苦苦挣扎的野花有一种廉价的解决方案

California's native wildflowers are being smothered by layers of dead, invasive grasses. A new UC Riverside study shows that simply raking these layers can boost biodiversity and reduce fire danger.

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2024-12-20 18:57:27动物植物
1.5亿年前的家庭团聚:古生物学家发现了近50个翼手龙的隐藏亲属

Christmas is the time for families to come together, and in the midst of the festive season, University of Leicester paleontologists have announced that they have reunited a family that has been separated for 150 million years.

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2024-12-20 18:42:57动物植物
CRISPR筛选方法利用有色细胞核揭示关键基因

The identification of genes involved in diseases is one of the major challenges of biomedical research. Researchers at the University of Bonn and the University Hospital Bonn (UKB) have developed a method that makes their identification much easier and fa

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2024-12-20 18:32:52动物植物
寄生虫的基因突变可能导致昏睡病的全球传播

Parasites that cause the deadly illness known as sleeping sickness can spread beyond their native Africa as a result of mutations to key genes, a study shows.

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