2025-04-21 05:19:47动物植物
CRISPR筛选确定EIF3D是干细胞多能性维持的关键调节因子

A team of CiRA researchers has uncovered the crucial role of EIF3D—a protein translational regulator—in primed pluripotency. The research is published in the journal Science Advances.

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2025-04-21 05:08:44动物植物
深入了解植物细胞转化可能为控制果实生长铺平道路

A research team has uncovered the mechanism and underlying reason behind the transformation of residual cells into epidermal cells during the abscission process, where plants naturally shed flowers, leaves, and fruits. This study not only provides valuabl

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2025-04-21 04:57:19动物植物
研究人员确定了折叠基因组的简单规则

An international team of researchers co-led by Job Dekker, Ph.D., at UMass Chan Medical School, have identified rules that tell cells how to fold DNA into the tightly packed, iconic X-shaped chromosomes formed during mitosis that help ensure the accurate

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2025-04-21 04:44:35动物植物
产科困境:大规模研究探讨了宽臀与窄臀的进化权衡

A team of integrative biologists at the University of Texas, Western Washington University and Columbia University Irving Medical Center has found that both wide and narrow hips provide women with certain physical benefits, though they both also have down

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2025-04-21 04:33:18动物植物
高度濒危的向日葵明星在加拿大峡湾找到了避难所

A team of oceanographers and marine biologists at the Hakai Institute, working with a colleague from the Central Coast Indigenous Resource Alliance, and another from the Institute of Ocean Sciences, all in Canada, has found that the highly endangered sunf

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2025-04-21 04:20:56动物植物
谁吃谁?海洋食物网的新模型更精确地计算捕食者与猎物的关系

Marine food webs are highly complex. Until now, researchers have been unable to understand exactly how they are affected by climate change, overfishing and other threats. Scientists at the Helmholtz-Zentrum Hereon in Geesthacht have now achieved a breakth

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2025-04-21 04:08:08动物植物
新的无人机辅助3D模型提供了一种更准确的恐龙化石年代测定方法

A new study from McGill University is reshaping how scientists date dinosaur fossils in Alberta's Dinosaur Provincial Park (DPP). Using advanced drone-assisted 3D mapping, researchers have uncovered significant variations in a key geological marker, chal

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2025-04-21 03:57:18动物植物
简单、经济高效的报告基因检测可以评估化学诱导的表观遗传变化

Chemicals used as food preservatives, flavoring agents, dyes, pesticides, cosmetics, cleaners, and other industrial materials are being increasingly recognized as a health hazard. Their rampant use has led to an increase in the prevalence of various chemi

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2025-04-21 03:44:05动物植物
机械压缩诱导古菌多细胞组织

Archaea—one of the three primary domains of life alongside bacteria and eukaryotes—are often overlooked and sometimes mistaken for bacteria due to their single-celled nature and lack of a nucleus. Yet, archaea are found across diverse environments, from o

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2025-04-21 03:29:16动物植物
在野生卵圆鱿鱼中发现两种新的绦虫

Researchers from the Physics and Biology Unit at the Okinawa Institute of Science and Technology (OIST) have discovered two species of tapeworms, or cestodes, in the guts and stomachs of wild-caught oval squid (Sepiotheutis lessoniana).

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2025-04-21 03:16:25动物植物
绘制甲虫的摆动图可能有助于对抗全球粮食安全

Researchers from the University of St Andrews have uncovered the surprising mechanics behind the wriggle of the red flour beetle, findings which could help combat infestation and threats to food security.

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2025-04-21 03:06:14动物植物
用风车和灯像微型机器人一样引导果蝇

A team of bioengineers at Harvard University's Rowland Institute has found two new ways to control a tiny creature, essentially turning it into a micro-robot. In their study published in the Proceedings of the National Academy of Sciences, the group used

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