2024-07-17 22:45:53动物植物
科学家揭示葡萄家族生存策略的转变

In a study published in Nature Plants, scientists have identified the Eocene, Oligocene, and Miocene boundaries as turning points for the transition of survival strategies in the grape family (Vitaceae).

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2024-07-17 22:34:39动物植物
杂交谱系的发现为树木如何适应气候变化提供了线索

The discovery of a hybrid population of poplar trees in western Wyoming has provided insight into how natural hybridization informs the evolution of many plant species, according to a team led by Penn State researchers. They also said their discovery sugg

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2024-07-17 22:20:58动物植物
研究人员绘制了纤维化过程图,以揭示淀粉样蛋白多态性的机制

Amyloids are protein aggregates that can form in the body, sometimes leading to diseases such as Alzheimer's. These fibrils can adopt multiple shapes, known as "polymorphs," which complicate our understanding of their role in health and disease

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2024-07-17 22:07:37动物植物
发现了以前未被探索的蛋白质的独特特征

An international research collaboration has uncovered a new mechanism of the crosstalk between microtubules and actin cytoskeleton during cell division and revealed unique characteristics of the previously unexplored protein FAM110A.

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2024-07-17 21:57:28动物植物
植物研究可以为用海水种植作物铺平道路

Budding new plant biology research is paving the potential to produce food crops that not only survive but thrive in salty conditions. With salt estimated to affect up to 30% of arable land worldwide—jeopardizing the survival of crops—the salinity crisis

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2024-07-17 21:42:56动物植物
古代微生物为复杂生命的进化提供了线索

A new study published in Science Advances reveals a surprising twist in the evolutionary history of complex life. Researchers at Queen Mary University of London have discovered that a single-celled organism, a close relative of animals, harbors the remnan

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2024-07-17 21:30:05动物植物
CRISPR工具箱的新成员:教基因剪刀检测RNA

CRISPR-Cas systems, defense systems in bacteria, have become a plentiful source of technologies for molecular diagnostics. Researchers at the Helmholtz Institute for RNA-based Infection Research (HIRI) in Würzburg have expanded this extensive toolbox. The

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2024-07-17 21:17:33动物植物
作为装饰出售的野生蝙蝠的在线销售威胁着物种

A fiery orange bat, its wings folded and tiny teeth forever bared on its fuzzy face, is mounted inside a 6-inch, black coffin. Its retail price: $59. Or, for $140, you can get one framed with its black and orange wings spread, deliverable in two days.

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2024-07-17 21:06:52动物植物
科学家利用机器学习预测森林中树种的多样性

A collaborative team of researchers led by Ben Weinstein of the University of Florida, Oregon, US, used machine learning to generate highly detailed maps of over 100 million individual trees from 24 sites across the U.S., and published their findings July

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2024-07-17 20:56:35动物植物
研究表明,青蛙可以迅速提高对杀虫剂的耐受性

Although there is a large body of research on pests evolving tolerances for the pesticides meant to destroy them, there have been considerably fewer studies on how non-target animals in these ecosystems may do the same.

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2024-07-17 20:44:42动物植物
研究人员警告称,集约化农业可能会增加新流行病的风险

Industrialized farming is often thought to reduce the risk of zoonotic diseases (those transmitted from animals to humans) because of better control, biosecurity and separation of livestock.

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2024-07-17 20:33:47动物植物
非洲爪蛙的新3D解剖图谱增加了对发育和变态过程的理解

A 3D anatomical atlas of the model organism Xenopus laevis (the African clawed frog) is now available to aid researchers in understanding embryonic development and metamorphosis—the intriguing process by which a tadpole transforms into a mature frog.

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