2024-06-21 01:51:19动物植物
夏日睡眠:种子如何休眠以对抗恶劣条件

Plants are highly versatile organisms that have developed remarkable strategies to adapt to different environments. One such strategy is seed dormancy, an adaptation that temporally prevents viable seeds from germinating even under optimal conditions, whe

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2024-06-21 01:37:28动物植物
巨型深海通气管虫共生体使用两种碳固定途径以创纪录的速度生长

In the deep-sea environment of the East Pacific Rise, where sunlight does not penetrate and the surroundings are known for their extreme temperatures, skull-crushing pressures, and toxic compounds, lives Riftia pachyptila, a giant hydrothermal vent tubewo

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2024-06-21 01:22:59动物植物
新型路灯,减少昆虫死亡——昆虫友好型照明成功测试

In a transdisciplinary study, a research team led by IGB has developed insect-friendly street lighting and tested it in the Dark Sky Reserve Westhavelland as well as in three German municipalities. Tailored and shielded road lights make the light source a

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2024-06-21 01:10:42动物植物
新方法能够快速分析内在无序蛋白质的晶体结构

Intrinsically disordered proteins (IDPs) can dynamically change their conformations depending on their external environment and can, therefore, bind to different compounds. However, they are difficult to analyze. Now, Tokyo Tech researchers have addressed

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2024-06-21 00:57:42动物植物
工程植物生产母乳糖,可以生产更健康的婴儿配方奶粉

Worldwide, a majority of babies—approximately 75%—drink infant formula in their first six months of life, either as a sole source of nutrition or as a supplement to breastfeeding. But while formula provides essential food for growing babies, it currently

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2024-06-21 00:44:40动物植物
研究揭示植物病原体将噬菌体元素重新用于细菌战

Bacteriophages, viruses that attack and destroy bacteria, are everywhere in the natural world where they play a vital role in regulating microbe populations in ways that are not yet well understood.

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2024-06-21 00:31:51动物植物
在全球变暖的情况下,出汗的牛可能会提高粮食安全

Sweaty cows may not sound like the most exciting company, but in a warming world, researchers can't get enough of them. When cattle are too hot, they tend to stop eating, said Raluca Mateescu, University of Florida Institute of Food and Agricultural Scie

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2024-06-21 00:17:07动物植物
对缓步动物的永久基因编辑有助于揭示它们惊人的复原力

Some species of tardigrades are highly and unusually resilient to various extreme conditions fatal to most other forms of life. The genetic basis for these exceptional abilities remains elusive.

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2024-06-21 00:04:55动物植物
关键基因如何调节葡萄萜烯香气的研究

A study explores the ethylene-responsive gene VviERF003's influence on glycosylated monoterpenoid synthesis in grapes, which are pivotal for the fruity and floral notes in wines. Understanding this genetic regulation provides insights into how wine aroma

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2024-06-20 23:52:08动物植物
为什么一些植物病害在城市环境中肆虐

Rachel Penczykowski, an assistant professor of biology in Arts & Sciences at Washington University in St. Louis, and five WashU graduate and undergraduate students tracked infestations of powdery mildew on common broadleaf weeds. Their study, publ

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2024-06-20 23:39:31动物植物
研究不断变化的森林管理景观:研究人员采用人文方法

Around 40% of forested land in the United States is privately owned, and for agencies tasked with preserving the nation's natural resources, collaborations with private landowners are not just a vast opportunity, but a necessity.

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2024-06-20 23:24:51动物植物
研究表明,宾夕法尼亚州的私人森林所有者将火灾视为管理林地的工具

Fire can help shape ecosystems, and after a century of suppressing naturally occurring fire that has thrown forests out balance, some states—including Pennsylvania—are using controlled burns to help manage forests on public lands. Now, a new four-state st

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