2024-05-09 20:10:35动物植物
研究人员揭示了分子障碍如何减缓用于生物燃料的纤维素的分解

Cellulose, which helps give plant cell walls their rigid structure, holds promise as a renewable raw material for biofuels—if researchers can accelerate the production process. Compared to the breakdown of other biofuel materials like corn, breaking down

阅读全文
2024-05-09 19:58:59动物植物
研究人员对城市动物的态度以及人们希望它们生活在哪里进行了调查

How do city residents feel about animals in their immediate surroundings? A recent study published in the Journal of Urban Ecology by the Technical University of Munich (TUM), the University of Jena and the Vienna University of Technology shows how differ

阅读全文
2024-05-09 19:34:21动物植物
大数据有助于确定疾病风险的驱动因素

Working with nearly 3,000 observations across almost 1,500 host-parasite combinations, researchers at Notre Dame University have found that biodiversity loss, chemical pollution, introduced species, and climate change, but not urbanization, are driving in

阅读全文
2024-05-09 19:21:45动物植物
模型预测箱树蛾在北美的未来传播

CABI scientists have led research with collaborations from the University of Toronto and University of Guelph, both in Canada, to update a model which predicts the future spread of the box tree moth (Cydalima perspectalis) in North America.

阅读全文
2024-05-09 19:07:05动物植物
有限的适应性使淡水细菌容易受到气候变化的影响

Freshwater bacteria with small genomes frequently undergo prolonged periods of adaptive stagnation. Based on genomic analyses of samples from Lake Zurich and other European lakes, researchers at the University of Zurich have uncovered specific evolutionar

阅读全文
2024-05-09 18:53:14动物植物
研究人员发现癌蛋白的新功能

Researchers at the University of Würzburg have discovered a new function of the oncoprotein MYCN: It not only helps cancer cells to grow stronger, but also makes them more resistant to drugs. The study is published in Molecular Cell.

阅读全文
2024-05-09 18:41:00动物植物
新技术改变了单个细胞中蛋白质的研究方式

Researchers from Karolinska Institutet, together with Pixelgen Technologies, have developed and applied a technique that makes it possible to map proteins in individual cells in a completely new way. Not only is it now possible to measure the amount of pr

阅读全文
2024-05-09 18:26:27动物植物
古代格拉斯哥虾化石的发现揭示了新物种

A short but robust little shrimp may have died out over 330 million years ago during the Carboniferous period, but the rare Scottish shellfish has been revitalized as a new species to science and as a Glaswegian.

阅读全文
2024-05-09 18:15:34动物植物
研究精确定位海星胚胎对压力的细胞反应

An international team of scientists has discovered a new cellular mechanism that explains how cells can adapt to pressure changes during tissue growth by packing themselves into a unique shape.

阅读全文
2024-05-09 18:03:14动物植物
科学家在昆士兰州发现了古老的濒危七嘴鱼,位于其先前已知范围以北1400公里处

The Australian brook lamprey (Mordacia praecox) is part of a group of primitive jawless fish. It's up to 15 cm long, with rows of sharp teeth. Surprisingly, it doesn't use these teeth to suck blood like most lamprey species—it's non-parasitic.

阅读全文
2024-05-09 17:51:57动物植物
Woodlice保持着摄入种子最小传播者的新纪录

Even bugs as small as woodlice can disperse seeds they eat, setting a new record for smallest animal recorded to do so. The Kobe University discovery underscores the crucial yet often overlooked role that small invertebrates play in ecosystems.

阅读全文
2024-05-09 17:37:02动物植物
海洋细菌联合生产一种重要的维生素

A German-American research team led by microbiologist Dr. Gerrit Wienhausen from the University of Oldenburg (Germany) has come an important step closer to a better understanding of highly complex interactions between marine microorganisms. The researcher

阅读全文
 11855   首页 上一页 683 684 685 686 687 688 689 690 691 692 下一页 尾页