2024-02-29 16:34:15动物植物
基因密码的变化可能解释人类祖先是如何失去尾巴的

A genetic change in our ancient ancestors may partly explain why humans don't have tails like monkeys, finds a new study led by researchers at NYU Grossman School of Medicine.

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2024-02-26 16:06:30动物植物
果蝇卵母细胞内自组织扭曲的建模与模拟

Cytoplasmic streaming is the large-scale motion of cytoplasm (i.e., gelatinous liquid inside cells) inside a living cell. This flow, known to regulate various intracellular processes, can vary greatly between different cell types at different stages of a

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2024-02-26 16:06:17动物植物
CRISPR/Cas9介导的橡胶蒲公英菊粉生物合成靶向突变

Researchers have leveraged the power of the CRISPR/Cas9 genome editing system to enhance natural rubber production in rubber dandelion (Taraxacum kok-saghyz). The CRISPR system's efficiency and precision offer a promising avenue to address challenges fac

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2024-02-26 16:06:14动物植物
研究人员开发了树木繁殖模型,以更好地了解它如何影响生态系统

The effects of a phenomenon called tree masting on ecosystems and food webs can be better understood thanks to new theoretical models validated by real-world observations.

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2024-02-26 16:06:07动物植物
美国安全协议阻止进口实验室猴子的结核病传播给人类

Rigorous safety protocols prevented an outbreak of tuberculosis last year in lab monkeys imported to the United States from spreading to humans, a new report shows.

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2024-02-26 16:06:04动物植物
澳大利亚研究人员发现新的本土啮齿动物

Australia can lay claim to two new species of native rodent thanks to a study from The Australian National University (ANU).

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2024-02-26 16:06:01动物植物
测量河流中有毒轮胎颗粒水平的新方法

Scientists at the UK Centre for Ecology & Hydrology (UKCEH) have developed a robust method for detecting whether a toxic chemical used in car tires is present in rivers, streams, and lakes and measuring its concentrations.

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2024-02-26 16:05:59动物植物
研究人员发现,更强的风暴从泥滩中释放出更多的营养物质

If storms become stronger in the future due to climate change, more nitrogen may be released from the bottom of coastal seas. This is shown by the research of marine biogeochemist Dunia Rios-Yunes at NIOZ in Yerseke. Rios-Yunes will defend her Ph.D. thesi

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2024-02-26 16:05:56动物植物
未经申报的秘密农药成分可能对人类、传粉昆虫和环境构成风险

In a new article in Environmental Science & Policy authored by a researcher from Trinity, the case is made that secret ingredients in pesticides could be posing risks to people, pollinators and the environment.

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2024-02-26 16:05:54动物植物
报告提出五项建议促进再生农业

In a new report, researchers at Ivey Business School offer evidence-based research, best practices, and critical recommendations for farming that supports ecosystems through natural agricultural principles, a method known as regenerative agriculture.

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2024-02-26 16:05:50动物植物
山区不可恢复的碳:抓住农林业的机遇

Over 29% of global irrecoverable carbon, which once gone is not likely to recover in any reasonable timeframe according to scientific literature, is stored in mountains. This biomass, representing irreplaceable ecosystems, biodiversity, and globally signi

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2024-02-26 16:05:48动物植物
患有癫痫的狗被发现血液和皮毛中的微量元素和重金属水平发生了变化

A recent study at the University of Helsinki reveals that dogs with epilepsy exhibit distinct alterations in trace elements and heavy metal levels in their blood and fur compared with healthy counterparts.

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