2024-07-20 22:15:40动物植物
研究人员表示,抗生素耐药基因水平的升高应被视为全球变化的一个新因素

Human-caused global change is a complex phenomenon comprising many factors such as climate change, environmental contamination with chemicals, microplastics, light pollution, and invasive plants. One of the main tasks of global change biology is to invest

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2024-07-20 22:02:06动物植物
巴西大西洋森林的小农、高效牧场实践对实现恢复目标至关重要

A new study led by King's College London simulated the effects of various restoration policies to assess their impact on biodiversity and agricultural production.

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2024-07-20 21:50:19动物植物
MicroRNA研究为作物改良奠定了基础

MicroRNAs can make plants more capable of withstanding drought, salinity, pathogens and more. However, in a study published in Nature Plants, Texas A&M AgriLife Research scientists show just how much we didn't know about the intricate processes p

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2024-07-20 21:38:10动物植物
可持续灌溉对全球主要粮食和油籽出口国乌克兰农场的恢复至关重要

By the middle of the century, three-quarters of Ukrainian croplands—a critical source of the world's grain and oilseeds—will experience water shortages due to the combination of climate change and infrastructural damage caused by the Russian invasion, ac

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2024-07-20 21:27:46动物植物
研究发现,植物中有节律的基因表达对于与提供营养的细菌共生至关重要

Legumes thrive in low-nitrogen environments by partnering with rhizobia, soil bacteria that convert atmospheric nitrogen into ammonium, a usable form for the plants. These beneficial bacteria are housed in root nodules formed on legume roots.

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2024-07-20 21:16:33动物植物
研究破译了用于疾病诊断的DNA适配体的复杂3D结构

In a study published in PNAS, a research team has resolved the first high-resolution structure of the sgc8c DNA aptamer that targets protein tyrosine kinase 7 (PTK7), engineered two optimal sgc8c variants for disease theranostics efficiently, and revealed

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2024-07-20 21:05:15动物植物
研究表明,Killifish可以调整产卵习惯以应对捕食者

Some species of fish can change their egg-laying habits in response to predators in the area in order to survive, according to new research from The University of Texas at Arlington.

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2024-07-20 20:50:24动物植物
基因组研究为美国栗树的恢复提供了信息

Native trees adapt to the climate and environmental conditions of their area to survive. Researchers in the College of Natural Resources and Environment in collaboration with the American Chestnut Foundation confirmed this by examining the genome of Ameri

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2024-07-20 20:39:54动物植物
全球研究表明,海洋保护区对休闲渔业有益

Marine Protected Areas (MPAs) are having a positive spillover effect, producing more "trophy-size" fish just outside of the fully protected areas, and the effect is growing stronger over time. That's according to research led by University of H

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2024-07-20 02:34:26动物植物
研究发现持久性蛋白质可能影响代谢组学结果

Van Andel Institute scientists have identified more than 1,000 previously undetected proteins in common metabolite samples, which persist despite extraction methods designed to weed them out.

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2024-07-20 02:22:17动物植物
研究表明,乌贼也会形成错误记忆

During an event, details like what you saw, smelled, and felt aren't stored as a single memory. Rather, they are encoded and stored in your brain separately. To retrieve that memory, those pieces must get put back together. When that doesn't happen in t

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2024-07-20 02:11:06动物植物
伐木仍然具有生态价值——如果不是推得太远的话

Researchers have analyzed data from 127 studies to reveal 'thresholds' for when logged rainforests lose the ability to sustain themselves. The results could widen the scope of which forests are considered 'worth' conserving, but also show how much log

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