2025-02-26 01:35:03动物植物
计算工具精确高效地绘制细胞分化图

Understanding how cells transform into specialized types during human development is a central challenge in biology. This complex process, known as cell differentiation, holds the key to understanding developmental biology and advancing regenerative medic

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2025-02-26 01:23:03动物植物
基因研究揭示了塑造人类大脑进化的变化

A new Yale study provides a fuller picture of the genetic changes that shaped the evolution of the human brain, and how the process differed from the evolution of chimpanzees.

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2025-02-26 01:08:08动物植物
研究发现,神经细胞通过控制mRNA和蛋白质分布来优化能量

Nerve cells have amazing strategies to save energy and still perform the most important of their tasks. Researchers from the University Hospital Bonn (UKB) and the University of Bonn as well as the University Medical Center Göttingen found that the neuron

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2025-02-26 00:53:54动物植物
科学家首次制作出香蕉蛞蝓的完整基因组

Scientists at UC Santa Cruz have completed the first end-to-end genome of the iconic Pacific banana slug, a species synonymous with California's coastal redwood forests and the university's beloved mascot.

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2025-02-26 00:41:14动物植物
科学家阐明甲藻孢囊休眠背后的分子机制

Dinoflagellates play crucial roles in aquatic ecosystems, particularly as major contributors to harmful algal blooms. They can enter a dormant stage, known as the resting cyst stage, that allows them to survive for extended periods—up to 150 years—in mari

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2025-02-26 00:29:19动物植物
蛇颈龙的软组织显示,它的鳞片与海龟相似

A small team of archaeologists, geologists, paleontologists and climate scientists has found that at least one type of plesiosaur had scales on its flippers similar to modern sea turtle species. For their study, published in the journal Current Biology, t

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2025-02-26 00:14:59动物植物
Minecraft玩家现在可以探索整个细胞及其内容

Scientists have translated nanoscale experimental and computational data into precise 3D representations of bacteria, yeast and human epithelial, breast and breast cancer cells in Minecraft, a video game that allows players to explore, build and manipulat

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2025-02-26 00:00:56动物植物
平衡压力:植物细胞如何保护液泡

Plants droop and shed their leaves when parched, but with a splash of water, their stems regain strength and their leaves unfurl. This dramatic transformation is a clear signal for us to reach for the watering can—and it demonstrates a delicate balance at

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2025-02-25 23:50:43动物植物
先进的成像技术捕捉不同环境中的细菌基因表达

How do bacteria—harmless ones living in our bodies, or those that cause disease—organize their activities? A new study, combining powerful genomic-scale microscopy with a technical innovation, captured which genes bacteria turn on in different situations

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2025-02-25 23:39:00动物植物
南极“霍夫蟹”雄性长出更大的爪子,在热喷口周围争夺配偶

New research has revealed that a hairy crustacean—dubbed "The Hoff crab" when it was discovered in 2010—is the first species in its family to show different claw characteristics between sexes.

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2025-02-25 23:25:37动物植物
全基因组研究表明,主要的DNA翻转使雀类对某些疾病具有抗性

Could a novel approach to genetic studies give us a clearer picture of how evolutionary adaptations occur? That's what the findings of new research on a common backyard bird, the house finch, imply. A groundbreaking pangenomic study has revealed a major

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2025-02-25 23:14:04动物植物
CRISPR技术有助于揭示豆类基因如何改善固氮作用

Beans are a key food at the dietary level, boasting high nutritional value and constituting the most directly consumed legume. They also have a "superpower" in the field: they are able to fix nitrogen to the soil, so they reduce the need for nit

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