2023-11-20 16:47:23动物植物
闪电被确定为北方森林野火的主要原因,威胁碳储存

Lightning is the dominant cause of wildfire ignition in boreal forests -- areas of global importance for carbon storage -- and will increase in frequency with climate change, according to new research.

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2023-11-20 16:47:23动物植物
海洋和淡水中的浮游动物正在迅速加剧塑料对全球环境的威胁

A collaborative research team lead by the University of Massachusetts Amherst has recently revealed that rotifers, a kind of microscopic zooplankton common in both fresh and ocean water around the world, are able to chew apart microplastics, breaking them

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2023-11-20 16:47:22动物植物
毒镖蛙:个性决定繁殖策略

Unlike their relatives, individuals of the poison frog Allobates femoralis are not poisonous but are captivating due to their different behavioral profiles: They successfully reproduce with different strategies depending on whether they are bold,

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2023-11-20 16:47:22动物植物
利用胚胎干细胞系首次活产嵌合猴

A team of researchers in China has reported for the first time the live birth of a monkey that contains a high proportion of cells derived from a monkey stem cell line. This "chimeric" monkey is composed of cells that originate from two genetically dist

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2023-11-20 16:47:21动物植物
呼吸一口新鲜空气可以使产生药物的细胞活得更长

In 2021, a Northwestern University-led research team received a Defense Advanced Research Projects Agency (DARPA) contract worth up to $33 million to develop an implantable "living pharmacy" to control the human body's sleep/wake cycles. Now, the resea

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2023-11-20 16:47:21动物植物
早期接触西兰花芽可以预防炎症性肠病中的结肠炎

High fiber diets, like those that include broccoli sprouts or other cruciferous vegetables, may reduce disease symptoms and improve quality of life in patients with inflammatory bowel disease (IBD), according to a study conducted in mice. The study was pu

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2023-11-20 16:47:20动物植物
沙漠鸟类如果有更多的帮手,就会产下更大的蛋

Desert birds lay larger eggs when they have more helpers to feed their chicks, new research shows.

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2023-11-20 16:47:20动物植物
对常见食物的过敏反应会显著增加患心脏病和心血管死亡的风险

Sensitivity to common food allergens such as dairy and peanuts could be an important and previously unappreciated cause of heart disease, new research suggests -- and the increased risk for cardiovascular death includes people without obvious food allergi

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2023-11-20 16:47:20动物植物
古CSI:摩萨龙是挑食动物

The cradle of palaeontology -- the study of fossil remains of animals and plants -- lies in the Maastricht limestones, where the first Mosasaurus was discovered in 1766. The Dutch-Belgian border area around the Limburg capital is one of the best-

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2023-11-20 16:47:19动物植物
科学家利用量子生物学和人工智能提高基因组编辑工具

Scientists at Oak Ridge National Laboratory used their expertise in quantum biology, artificial intelligence and bioengineering to improve how CRISPR Cas9 genome editing tools work on organisms like microbes that can be modified to produce renewable fuels

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2023-11-20 16:47:19动物植物
细菌-病毒军备竞赛为了解快速复杂进化提供了难得的窗口

As conceived by Charles Darwin in the 1800s, evolution is a slow, gradual process during which species adaptations are inherited incrementally over generations. However, today biologists can see how evolutionary changes unfold on much more accelerated tim

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2023-11-20 16:47:18动物植物
团队创造合成酶来解开分子之谜

A University of Texas at Dallas bioengineer has developed synthetic enzymes that can control the behavior of the signaling protein Vg1, which plays a key role in the development of muscle, bone and blood in vertebrate embryos.

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