2024-09-15 20:13:50动物植物
结晶替代DNA结构揭示胰岛素和糖尿病

The first crystal structure of an alternative DNA shape from the insulin gene has been revealed by a UCL-led research team.

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2024-09-07 21:36:37动物植物
研究表明,古老的基因使蜘蛛的腰围变细

An ancient gene is crucial for the development of the distinctive waist that divides the spider body plan in two, according to a study published August 29 in the open-access journal PLOS Biology by Emily Setton from the University of Wisconsin-Madison, US

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2024-09-07 21:26:31动物植物
海底结核病:一种海洋海绵微生物为细菌的进化提供了见解

The surprising discovery of a bacterium in a marine sponge from the Great Barrier Reef with striking similarity to Mycobacterium tuberculosis, the pathogen responsible for tuberculosis (TB), could unlock and inform future TB research and treatment strateg

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2024-09-07 21:15:32动物植物
根据新的预测,面临灭绝风险的鱼类物种数量比之前的估计高出五倍

Researchers predict that 12.7% of marine teleost fish species are at risk of extinction, up five-fold from the International Union for Conservation of Nature's prior estimate of 2.5%.

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2024-09-07 21:01:12动物植物
研究人员绘制了人类基因组中50000个神秘的DNA“结”

Researchers have mapped 50,000 of DNA's mysterious "knots" in the human genome. The innovative study of DNA's hidden structures may open up new approaches for treatment and diagnosis of diseases, including cancer.

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2024-09-07 20:49:45动物植物
揭开狨猴的秘密通讯:它们有名字

A new study from Hebrew University reveals that marmoset monkeys use specific calls, known as "phee-calls," to name each other, a behavior previously known to exist only in humans, dolphins, and elephants. This discovery highlights the complexit

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2024-09-07 20:36:05动物植物
科学家揭开了关键蛋白质如何将DNA转化为RNA的秘密

Researchers at the Department of Energy's SLAC National Accelerator Laboratory have uncovered new insights into the fundamental mechanisms of RNA polymerase II (Pol II), the protein responsible for transcribing DNA into RNA. Their study shows how the pro

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2024-09-07 20:22:25动物植物
分子印迹聚合物有助于消除烟雾污染葡萄酒的臭味

Wildfires can damage crops, even if flames come nowhere near the plants. One outcome can be an unpleasant flavor and smell of wine that is made from grapes exposed to smoke. But researchers report in the Journal of Agricultural and Food Chemistry that the

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2024-09-07 20:09:53动物植物
光活化聚合方法为细胞内应用开辟了新的可能性

Synthetic polymers play a crucial role in cell biology, serving as delivery vehicles for DNA and drugs, acting as fluorescent probes for cellular sensing, functioning as bioinks for tissue engineering, and mimicking biological functionality (e.g., artific

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2024-09-07 19:55:28动物植物
在北冰洋深处的微生物中发现了有前景的抗生素候选物

Antibiotics are the linchpin of modern medicine: without them, anyone with open wounds or needing to undergo surgery would be at constant risk of dangerous infections. Yet we continue to face a global antibiotics crisis, as more and more resistant strains

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2024-09-07 19:44:05动物植物
AI工具精确地绘制细胞代谢图

Understanding how cells process nutrients and produce energy—collectively known as metabolism—is essential in biology. Modern biology generates large datasets on various cellular activities, but integrating and analyzing the vast amounts of data on cellul

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2024-09-07 19:30:39动物植物
增强微生物记忆,更好地向上循环多余的CO;

While some microbes can make people sick or spoil food, others are critical for survival. These tiny organisms can also be engineered to make specific molecules. Researchers reporting in ACS Sustainable Chemistry & Engineering have rewired one such mi

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