2024-10-31 22:49:15动物植物
研究表明,森林损失迫使叶猴物种杂交

Research shows a threatening development for two endangered primate species in Bangladesh: Phayre's langurs (Trachypithecus phayrei) and capped langurs (Trachypithecus pileatus). In mixed groups of these two species, hybrids have been found and genetical

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2024-10-31 22:34:42动物植物
新的研究表明,海豹在被猎杀到灭绝边缘后会留下“遗传伤痕”

Northern Elephant seals have staged a remarkable comeback after narrowly escaping extinction by hunting, but new research reveals lasting genetic effects in the present population.

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2024-10-31 22:23:59动物植物
章鱼和鱼一起狩猎,它们分享决策的方式出奇地复杂

A new study published in Nature Ecology & Evolution lifts the veil on what happens when octopuses and fish hunt together. As it turns out, this cross-species relationship is more complex than anyone expected.

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2024-10-31 18:27:14前沿信息
研究人员观察到碳纳米管纤维中的粘滑现象

The shapes of simple polyatomic molecules such as carbon dioxide and methane are characterized by a specific symmetry depending on the manner of linking of the atoms. Nano- to micrometer-sized particles that mimic the shapes of such polyatomic molecules a

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2024-10-31 18:16:01前沿信息
使用敏感的阳离子光致抗蚀剂加速3D纳米制造

Two-photon laser direct writing lithography or TPL is a cutting-edge technique used for creating nanoscale structures. It works by leveraging specific materials known as photoresists, which change their chemical properties when exposed to light. These mat

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2024-10-31 18:04:21前沿信息
研究人员表明,纳米塑料会降低抗生素的有效性

In a recent study, an international research team with significant involvement from MedUni Vienna has investigated how nanoplastic particles deposited in the body affect the effectiveness of antibiotics.

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2024-10-31 17:52:32前沿信息
环保的纳米纤维纤维素基质具有从纺织品到医疗器械的广泛应用

The efficient use of cellulose—the primary plant scaffold and a major natural building block—could address many issues associated with petroleum-based polymers across various industries. In the search for more sustainable uses of cellulose, Lithuanian sci

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2024-10-31 17:39:34前沿信息
纳米纤维研究成功测量蜘蛛网“超级纤维”的强度

How small is "small?" Spider silk nanofibrils are just a few molecular layers thick, equivalent to approximately one ten-thousandth the diameter of a human hair. They're invisible to the naked eye and cannot be seen under an ordinary microscope

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2024-10-30 17:53:11前沿信息
新的金纳米棒技术可以油炸细菌来消毒植入物

In the fight against antibiotic resistance, a new technology developed at Chalmers University of Technology, in Sweden, can be of great importance when, for example, hip and knee implants are surgically inserted. By heating up small nanorods of gold with

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2024-10-30 17:37:51前沿信息
基于纳米粒子的方法靶向炎症细胞治疗肥胖

Researchers at the Terasaki Institute for Biomedical Innovation have developed a novel nanoparticle-based therapy for obesity treatment, as reported in a recent study published in ACS Nano. The innovative approach targets inflammatory cells in adipose tis

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2024-10-29 19:29:02前沿信息
研究人员提出了用于miRNA测定的新型生物传感器

MicroRNAs (miRNAs) are valuable biomarkers for the diagnosis and prognosis of diseases. The 2024 Nobel Prize in Physiology or Medicine has been awarded to American scientists Victor Ambros and Gary Ruvkun for their discovery of miRNAs which play important

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2024-10-29 19:14:09前沿信息
研究团队探索MXenes在纳米技术应用中的潜力

University of Nebraska–Lincoln materials scientists are exploring the physical properties of MXenes, a fast-growing family of two-dimensional materials with the potential for many nanotechnology applications.

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