2025-04-19 19:55:03动物植物
膜蛋白揭示了药物作用于细胞的新途径

Cell membrane proteins hide secret gateways that can be used to modify cell behavior. This has been demonstrated in a study led by the Hospital del Mar Research Institute and published in Nature Communications.

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2025-04-19 19:43:16动物植物
发现揭示了促进小麦防御毁灭性疾病的关键分子事件

A new study published in Science by a team of scientists across five continents led by King Abdullah University of Science and Technology (KAUST) Associate Professor Brande Wulff reports a previously unknown molecular event that initiates the immune respo

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2025-04-19 19:30:07动物植物
关于基因组多样性的假设可能会造成种群健康的保护错觉

Researchers at the University of Copenhagen have found that the critically endangered regent honeyeater faces hidden genetic risks while still retaining relatively high genetic diversity, risks that become apparent when combining genomic data across time

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2025-04-19 19:18:13动物植物
“由内而外”的化石揭示了一个内部保存完好的新物种

A new species of fossil from 444 million years ago that has perfectly preserved insides has been affectionately named "Sue" after its discoverer's mom.

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2025-04-19 19:06:09动物植物
一些树木在雷击后茁壮成长:电击如何促进生存和生长

Getting zapped with millions of volts of electricity may not sound like a healthy activity, but for some trees, it is. A new study, published in New Phytologist, reports that some tropical tree species are not only able to tolerate lightning strikes, but

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2025-04-19 18:53:24动物植物
酶工程:选择性破坏致病蛋白的新方法

Scientists have long struggled to target proteins that lack defined structure and are involved in cancer, neurodegenerative disorders like Parkinson's disease, and other serious illnesses. Now, a new study from Scripps Research demonstrates a proof of co

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2025-04-19 18:43:02动物植物
生物学家首次发现鲨鱼故意发出声音

A small international team of marine biologists has observed the first known instance of a shark intentionally making sounds. In their study published in the journal Royal Society Open Science, the group reveals that several of the sharks made clicking no

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2025-04-19 18:30:48动物植物
珍稀红海鱼生物发光机理揭示

Evolving roughly 27 different times in the long history of fish, bioluminescence—the biological production of light—is one of the flashier survival tools used for luring prey, communication, and recognizing potential mates among various species.

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2025-04-19 18:17:43动物植物
用户友好的软件可以轻松估计3D基因表达分布

Researchers at University of Tsukuba have developed "tomoseqr"—a new software tool that enables easy estimation of the three-dimensional (3D) spatial distribution of gene expression. Tomoseqr is free to use and has been integrated into Bioconduc

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2025-04-19 18:05:46动物植物
细胞对压力的反应比以前认为的更加微妙

The body's cells respond to stress—toxins, mutations, starvation or other assaults—by pausing normal functions to focus on conserving energy, repairing damaged components and boosting defenses.

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2025-04-19 17:53:27动物植物
“太多是件好事”:分析显示,过度使用使Bt玉米对根虫的效果降低

Widespread planting of corn hybrids designed to combat corn rootworm, the crop's most damaging pest in the Corn Belt, is reducing both the technology's effectiveness and some farmers' profits.

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2025-04-19 17:39:20动物植物
放大致命埃博拉病毒的结构

Six years before the start of the COVID-19 pandemic, an Ebola outbreak in West Africa had people fearing the possibility of a global outbreak. This was the first time many had ever heard of the virus, but since it was first identified in 1976, there have

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