2024-03-04 21:29:37动物植物
新软件快速模拟糖蛋白结构以加快药物开发

Proteins not only carry out the functions that are critical for the survival of cells, but also influence the development and progression of diseases. To understand their role in health and disease, researchers study the three-dimensional atomic structure

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2024-03-04 21:29:33动物植物
研究显示,棕熊正在挖掘人工林

Brown bears foraging for food in the Shiretoko Peninsula of Hokkaido, Japan, have been disrupting tree growth in artificial conifer forests, according to a new study published in Ecology. Researchers compared soil and tree samples from human-forested plot

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2024-03-04 21:29:31动物植物
研究小组发现新型抗生素耐药性载体

Antibiotic resistance is a significant and growing medical problem worldwide. Researchers at the Marine Biological Laboratory (MBL) and collaborators have found a novel genetic arrangement that may help a common bacterium in the human gut, Bacteroides fra

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2024-03-04 21:29:28动物植物
亚洲象哀悼,埋葬死去的幼象:研究

Asian elephants loudly mourn and bury their dead calves, according to a study by Indian scientists that details animal behavior reminiscent of human funeral rites.

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2024-03-04 21:29:25动物植物
虎鲸证明他们不再需要成群结队地狩猎来消灭大白鲨

An orca (killer whale) has been observed, for the first-ever time, individually consuming a great white shark—and within just two minutes.

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2024-03-04 21:29:09动物植物
失去尾巴为我们的猿类祖先提供了进化优势,但我们仍在为此付出代价

Put the word "evolution" into Google images and the results are largely variations on one theme: Ralph Zallinger's illustration, March of Progress. Running left to right, we see a chimp-like knuckle walker gradually becoming taller and standing

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2024-03-04 21:29:06动物植物
3D打印皮肤闭合伤口并含有毛囊前体

Fat tissue holds the key to 3D printing layered living skin and potentially hair follicles, according to researchers who recently harnessed fat cells and supporting structures from clinically procured human tissue to precisely correct injuries in rats. Th

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2024-02-29 16:37:10动物植物
研究人员描述了加速药物开发的新技术平台

Drug development is currently an extremely long, expensive and inefficient process. Findings generated in a lab are often very hard to replicate once translated into animal models or in humans.

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2024-02-29 16:37:06动物植物
科学家表示,蝴蝶相互模仿飞行行为以躲避捕食者

Researchers have shown that inedible species of butterfly that mimic each others' color patterns have also evolved similar flight behaviors to warn predators and avoid being eaten.

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2024-02-29 16:37:02动物植物
释放蚊子建模的热量:探索气候变化下的疾病传播

Thermal adaptation is the ability of organisms to adjust their life history traits as the temperature changes. In the case of mosquitoes, these traits can determine their risk of transmitting mosquito-borne diseases and how this risk might change in the f

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2024-02-29 16:37:00动物植物
科学家开发快速基因筛选平台提高作物抗病性

Scientists at CSIRO, Australia's national science agency, have achieved a breakthrough in molecular plant pathology, marking a technological leap forward for breeding durable disease-resistant crops.

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2024-02-29 16:36:58动物植物
海洋的“守护者”:过度捕捞的海参在保护珊瑚方面发挥着至关重要的作用

Corals are foundational for ocean life. Known as the rainforests of the sea, they create habitats for 25% of all marine organisms, despite only covering less than 1% of the ocean's area.

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