2025-04-20 02:18:13动物植物
科学家揭示八倍体草莓着丝粒的进化动力学

The modern cultivated strawberry (Fragaria x ananassa) originates from interspecific hybridization between two octoploid wild species: F. virginiana and F. chiloensis. However, the differences in centromere characteristics and evolutionary patterns betwee

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2025-04-20 02:06:29动物植物
减少海鲜浪费:丢弃的鱼类部分具有未开发的营养潜力

Up to two-thirds of the fish caught never reach the dinner table. SINTEF researcher Line Skontorp Meidell wants to fix that.

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2025-04-20 01:52:15动物植物
硝酸盐如何克服植物激素抑制以促进种子发芽

Abscisic acid (ABA), a key environmental response hormone, strongly inhibits seed germination and serves as a central regulator in this process. While significant progress has been made in deciphering the molecular mechanisms of ABA-mediated germination s

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2025-04-20 01:40:18动物植物
抑制细菌流动:一种对抗疾病的新方法

Researchers have identified a new way to fight infections like Lyme disease and syphilis by disrupting the bacteria's "motor," preventing it from spreading through the body.

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2025-04-20 01:27:45动物植物
发现延迟开花的化合物可以提高作物产量

In an era where climate change threatens food security, scientists worldwide are searching for reliable ways to improve crop production. Extreme weather and shifting seasonal patterns can disrupt traditional agricultural cycles, making technologies that r

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2025-04-20 01:14:10动物植物
揭示运输蛋白与脑部疾病之间的关系

Most of us rely heavily on shipping services like FedEx or UPS to ensure we receive the correct packages. If that system was disrupted, parcels would end up lost or in the wrong place.

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2025-04-20 01:04:02动物植物
细胞中的质量保证:防止有缺陷的蛋白质蓝图

Two molecular control factors play a decisive role in what is known as splicing, the cutting and assembly of mature messenger RNA—a prerequisite for protein synthesis in the cell. The poorly characterized factors are crucial to ensuring that the molecular

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2025-04-20 00:52:27动物植物
气候和障碍如何塑造数百万年来种子植物分布的全球模式

Why do some plants thrive in specific regions but not in others? A study led by researchers at the University of Göttingen explores the factors shaping plant distributions and how these patterns have changed over millions of years. Analyzing nearly 270,00

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2025-04-20 00:39:03动物植物
鸟类基因组研究为流行病进化提供了见解

Evolution is nature's engine, driving and shaping genetic change and the diversity around us. Charles Darwin famously unveiled this process through his theory of natural selection, revealing how species adapt and evolve over time.

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2025-04-20 00:24:51动物植物
十字花科植物的刺激性防御机制:重新利用的气孔基因如何抵御食草动物

Throughout evolution, plants have continuously adapted to survive in changing environments. Apart from complex structural changes, plants have also developed various defense strategies against herbivores, including tougher protective layers, thorns, and c

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2025-04-20 00:10:34动物植物
研究显示,鱼类利用鲨鱼作为盾牌伏击猎物

Scientists have revealed for the first time that some fish sneak up on their prey by hiding behind sharks.

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2025-04-20 00:00:41动物植物
新型光控CRISPR工具提高了遗传研究的精度

A team of researchers at Karolinska Institutet has developed a novel tool for genetic research. The study, published in Nucleic Acids Research, introduces BLU-VIPR, a method that allows researchers to control the gene-editing tool CRISPR using light. This

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