2025-03-15 05:12:27动物植物
一种控制微生物群体基因表达的新方法

The ability to control gene expression across a wide range is crucial for many fields, including bioengineering, disease detection, and environmental monitoring. Research led by Lingchong You, Ph.D., professor of biomedical engineering and molecular genet

阅读全文
2025-03-15 04:58:02动物植物
开创性的猫胚胎干细胞可以改变兽医再生医学

As different as they may seem, humans and cats have similar ailments, but in terms of health care, veterinary regenerative medicine is not as advanced. A possible solution rests in embryonic stem cells, which can differentiate into various types of cells

阅读全文
2025-03-15 04:47:47动物植物
增强的土壤细菌显示出可持续生物塑料生产的前景

The soil bacterium Cupriavidus necator has attracted the attention of researchers and industry for decades. This is partly because, through biochemical reactions, the bacterium converts the renewable raw materials formic acid and carbon dioxide (CO2) into

阅读全文
2025-03-15 04:36:32动物植物
以羽毛鸟类为重点的保护可能会产生喜忧参半的结果

Conservation strategies are turning back the doomsday clock in threatened Florida-Scrub Jays—but not without caveats, a new study published in Current Biology shows.

阅读全文
2025-03-15 04:23:07动物植物
Phoenix Fluor 555:超耐光荧光分子揭示了细胞内蛋白质的隐藏动力学

A research team at POSTECH (Pohang University of Science and Technology) has successfully developed a super-photostable organic dye after two years of dedicated research. Their study is published in the journal Nature Methods.

阅读全文
2025-03-15 04:11:35动物植物
发现致病真菌使用的常见“武器”可以帮助设计出更有弹性的粮食作物

The discovery of a powerful "weapon" used by many disease-causing fungi to infect and destroy major food crop staples, such as rice and corn, could offer new strategies to bolster global food security, according to researchers from The Australia

阅读全文
2025-03-15 03:56:47动物植物
在芬兰发现的世界上最古老的杜松灌木——年轮表明它有1647年的历史

Researchers from the University of Padua in Italy found a juniper at Utsjoki in Finnish Lapland, which they analyzed to be 1,647 years old by examining the annual rings. The paper is published in the journal Ecology.

阅读全文
2025-03-15 03:41:51动物植物
中西部田间试验表明,过度使用抗根虫玉米会降低农民的利润

An analysis of data covering 12 years and 10 U.S. Corn Belt states reveals that farmers suffer economic loss from the overapplication of genetically engineered corn designed to combat rootworm pests.

阅读全文
2025-03-15 03:26:57动物植物
太多的好事:高氮水平如何损害植物免疫力

Even for plants, there can be too much of a good thing. When nitrogen levels are too high, for example due to excessive fertilization, plants become more susceptible to certain diseases. However, the exact reasons are not yet fully understood.

阅读全文
2025-03-15 03:12:08动物植物
基于X光成像的方法能够用光对活组织进行3D打印

Xolography is a novel light printing technique that has been explored for dental products and in-space manufacturing. At Eindhoven University of Technology (TU/e), this technique has now been adapted to 3D print living cells. This research can pave the wa

阅读全文
2025-03-15 03:00:59动物植物
计算机视觉系统跟踪植物生长以指导特种作物监测

Soilless growing systems inside greenhouses, known as controlled environment agriculture, promise to advance the year-round production of high-quality specialty crops, according to an interdisciplinary research team at Penn State. But to be competitive an

阅读全文
2025-03-15 02:46:46动物植物
衣原体如何在人体细胞内形成保护性气泡以存活

The bacterium chlamydia trachomatis is a major cause of sexually transmitted diseases. Bacteria have lots of tricks up their sleeve that help them survive inside cells. One strategy that chlamydia uses is to form protective "bubbles," called inc

阅读全文
 11855   首页 上一页 498 499 500 501 502 503 504 505 506 507 下一页 尾页