2024-04-09 11:05:57动物植物
地中海海生蠕虫长出了“像磨石一样大”的眼睛

Scientists are amazed at the discovery of a bristle worm with such sharp-seeing eyes that they can measure up to those of mammals and octopuses. Researchers from the University of Copenhagen and Lund University suspect that these marine worms may have a s

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2024-04-09 10:54:32动物植物
研究人员绘制了不同生命阶段线粒体的结构图

Mitochondria, organelles with an inner and outer membrane, are responsible for creating the energy that cells use to survive, and their morphology is key to accomplishing this task. The inner mitochondrial membrane contains folds, called cristae, that max

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2024-04-09 10:41:28动物植物
相同目的的不同手段:秀丽隐杆线虫如何保护其染色体

University of Michigan researchers have discovered that a worm commonly used in the study of biology uses a set of proteins unlike those seen in other studied organisms to protect the ends of its DNA.

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2024-04-09 10:29:26动物植物
科学家在噬菌体-细菌军备竞赛中发现新的噬菌体耐药性机制

One of the most abundant and deadliest organisms on Earth is a virus called a bacteriophage (phage). These predators have lethal precision against their targets—not humans, but bacteria. Different phages have evolved to target different bacteria

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2024-04-09 10:19:14动物植物
大堡礁深处目前与全球变暖“隔绝”

Some deeper areas of the Great Barrier Reef are insulated from harmful heat waves—but that protection will be lost if global warming continues, according to new research.

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2024-04-09 10:04:25动物植物
当抗生素失效时:科学家正在使用人工智能瞄准“潜伏”细菌

Since the 1970s, modern antibiotic discovery has been experiencing a lull. Now the World Health Organization has declared the antimicrobial resistance crisis as one of the top 10 global public health threats.

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2024-03-29 03:39:05动物植物
珊瑚研究发现漂白阻碍繁殖并阻碍恢复

Bleaching can suppress reproduction in a common coral species found in the Great Barrier Reef, hampering future reef replenishment, new research led by the Australian Institute of Marine Science (AIMS) and James Cook University (JCU) has identified.

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2024-03-29 03:27:25动物植物
科学家表示,海草草地面临着不确定的未来

James Cook University scientists who analyzed seagrass meadows around the world say the crucial habitats are under increasing threat and need to incorporate new management strategies if they are to survive climate change. The study is published in Global

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2024-03-29 02:59:06动物植物
广泛的反转形成了水稻的遗传和表型多样性

A new study titled "Widespread inversions shape the genetic and phenotypic diversity in rice" and published in Science Bulletin has been led by Prof. Lianguang Shang (Agricultural Genomics Institute at Shenzhen, Chinese Academy of Agricultural S

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2024-03-29 02:36:55动物植物
研究发现,英国养兔人可以识别宠物的疼痛

Rabbits are popular family pets, with around 1.5 million in the UK and it is important that owners recognize when their animal is in pain, and know when to seek help to protect their rabbit's welfare. New research by the University of Bristol Veterinary

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2024-03-29 02:25:19动物植物
生物学家确定细菌对亲属的伤害

Carnegie Mellon University biologists have discovered that Vibrio cholerae, the bacteria behind the cholera disease, can sense when its relatives die. Bacterial cell death is often accompanied by lysis, where the cell explodes, releasing internal cellular

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2024-03-29 02:10:38动物植物
揭开微蛋白的奥秘

Northwestern Medicine scientists have developed a method to identify and characterize microproteins—a development that opens the door for understanding physiology and disease at a molecular level of detail not previously possible, according to f

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