2025-02-25 19:16:34动物植物
如何在没有亲生母亲的情况下与两个父亲生育

At the Third International Summit on Human Genome Editing, held in March 2023 at the Francis Crick Institute in London, Japanese researcher Katsuhiko Hayashi stunned attendees when he explained how he had successfully reproduced mice from two male parents

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2025-02-25 19:05:11动物植物
时机问题:早期种植有利于在未施肥、低肥力的田地里种植大豆

Unfertilized soybean fields with lower soil fertility should be planted earlier than high fertility fields, according to a University of Illinois Urbana-Champaign study that re-evaluates longtime soil testing.

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2025-02-25 18:54:27动物植物
研究人员发现,豌豆中的糖可以加速酸啤酒的酿造

Sour beers have become a fixture on microbrewery menus and store shelves. They're enjoyed for their tart, complex flavors, but some can require long and complicated brewing processes.

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2025-02-25 18:43:27动物植物
生物物理学研究揭示了动物发育的起源

Most animals, including humans, have bilateral symmetry, which means our bodies are pretty symmetrical. At least on the outside. On the inside, things are different.

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2025-02-25 18:32:19动物植物
为什么抗生素即使对非耐药细菌也会失效

Antibiotics are indispensable for treating bacterial infections. But why are they sometimes ineffective, even when the bacteria are not resistant? In their latest study published in the journal Nature, researchers from the University of Basel challenge th

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2025-02-25 18:21:37动物植物
研究揭示了RNA如何在细胞间传播以控制基因的代际传递

RNA-based medicines are one of the most promising ways to fight human disease, as demonstrated by the recent successes of RNA vaccines and double-stranded RNA (dsRNA) therapies. But while health care providers can now successfully develop drugs that use d

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2025-02-25 18:08:54动物植物
抗生素耐药性可以不可预测地传播到环境中,生活在矿物表面

Imagine one of Denmark's many picturesque beaches, the waves lapping against the shore, the golden sand and the smooth pebbles. That sounds like a beautiful moment in time. But under the surface, there is more to the story.

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2025-02-25 17:55:44动物植物
免耕农业被证明可以提高沙质农业生态系统的土壤碳含量

A new study published in Ecological Processes by researchers at the Institute of Applied Ecology of the Chinese Academy of Sciences reveals that no-tillage (NT) farming could play a pivotal role in combating soil degradation and enhancing carbon sequestra

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2025-02-25 17:41:18动物植物
鼻子最好:边境牧羊犬在嗅觉任务研究中表现优于狩猎品种

A new comprehensive study by Hungarian ethologists provides valuable insights into the factors that affect the olfactory performance of dogs. Border collies, a herding breed, reached higher success levels than some hunting breeds, like golden retrievers,

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2025-02-25 17:28:11动物植物
基于人工智能的分析揭示了海洋食草动物对鳗草病传播的影响

Eelgrass, a type of flowering seagrass found in temperate zones around the world, provides habitat for many species, protects coastlines, improves water quality, sequesters carbon and supports fishing economies. The foundation of a highly productive marin

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2025-02-25 17:13:14动物植物
发现抗癌症转移的活性剂:Adhibin防止迁移和附着到其他细胞

Every cell in the body normally has its fixed place as part of a tissue structure. Except for a few cell types, such as blood or immune cells. But cancer cells also cross established boundaries, grow into the surrounding tissue and multiply. And they can

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2025-02-25 16:59:47动物植物
来自南极洲的白垩纪化石揭示了最早的现代鸟类

Sixty-six million years ago, at the end of the Cretaceous Period, an asteroid impact near the Yucatán Peninsula of Mexico triggered the extinction of all known non-bird dinosaurs. But for the early ancestors of today's waterfowl, surviving that mass exti

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