搜索结果: 1-15 共查到“国际动态 生物学 the light”相关记录41条 . 查询时间(0.046 秒)
Artificial light at night aids caterpillar predators（图）
夜间人造光 毛虫捕食者 昆虫保护
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2023/5/19
To save caterpillars, turn off your porch light.
Using light to manipulate neuron excitability（图）
光 操纵 神经元 兴奋性 光遗传学
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2023/6/7
Nearly 20 years ago, scientists developed ways to stimulate or silence neurons by shining light on them. This technique, known as optogenetics, allows researchers to discover the functions of specific...
Microscopy reveals how psychedelics light up brain’s neuropathways（图）
显微镜 迷幻药 大脑 神经通路
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2023/5/19
What a long, strange trip it’s been for psychedelic drugs. From their use in ancient indigenous ceremonies, to their often-caricatured association with the 1960s counterculture, to their recent reemer...
Why do woodpeckers peck? New discovery about bird brains sheds light on intriguing question（图）
鸟类大脑 交际鼓声 动物行为学
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2023/6/26
A team led by a Brown biologist discovered that the same specialized brain area that helps songbirds learn their songs also exists in woodpeckers, suggesting that the communicative drumming evolved in...
Lessons in regeneration by light of glowing worms（图）
发光蠕虫 转基因 光再生
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2023/6/21
Cut off the head of a three-banded panther worm, and it will grow another — mouth, brain, and all. Cut off its tail, and the same thing happens. Cut it in three pieces, and within eight weeks there’ll...
Scientists shed new light on role of viruses in coral bleaching（图）
new light role viruses coral bleaching
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2020/10/23
Scientists at Oregon State University have shown that viral infection is sometimes involved in coral bleaching -- the breakdown of the symbiotic relationship between corals and the algae the...
Light-activated 'CRISPR' enables fast, precise gene editing and detection of DNA repair（图）
Light-activated CRISPR enables fast precise gene editing detection DNA repair
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2020/7/3
In a series of experiments co-funded by the National Science Foundation, scientists at Johns Hopkins have used light as a trigger to make quick, precise cuts in the genomic material of ...
How plants tune their greenness to light quality（图）
plants tune greenness light quality
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2020/3/13
Scientists are refining our understanding of how light wavelengths affect the way plants develop their chloroplasts.Chloroplasts are the "engines" of plants. They use light from the sun and carbon dio...
Scientists discover how cyanobacteria thrive in low light（图）
Scientists cyanobacteria low light
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2020/2/20
Scientists have determined the structure of the protein complex that gives cyanobacteria their unique ability to convert weak, filtered sunlight into useable energy. The National Science Foundation-fu...
Shining a Light on Plant Growth and Development（图）
Shining a Light Plant Growth Development
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2017/12/19
Plants don’t have eyes, but they do “see” their surroundings using light.That’s made possible by proteins called photoreceptors that absorb light and convert it into a signal that turns genes on or of...
Paleogenomic analysis sheds light on Easter Island mysteries（图）
Paleogenomic Easter Island mysteries
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2017/10/26
Easter Island is a place of mystery that has captured the public imagination. Famous for ancient carved statues and a location so remote it boggles the mind, the island presents a captivating puzzle f...
Harms of nighttime light exposure passed to offspring
Harms nighttime light exposure passed offspring
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2017/4/27
Animals can pass the damaging effects of nighttime light exposure to their offspring, a new study has found, adding to a growing body of evidence that there’s a health cost to our increasingly illumin...
Study sheds light on how carnivorous plants acquired a taste for meat
light carnivorous plants taste for meat
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2017/2/16
To the average plant-eating human, the thought of a plant turning the tables to feast on an animal might seem like a lurid novelty.Now, science is showing just how remarkable these macabre traits real...
Killing time:Study sheds light on phages and precision cell destruction
Killing time sheds light precision cell destruction
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2017/2/15
Phage therapy, which exploits the ability of certain viruses to infect and replicate within bacteria, shows promise for treating antibiotic-resistant bacterial infections.But the design of such therap...
Seeing the Light:Army Ants Evolve to Regain Sight and More in Return to Surface’s Complex Environment
Seeing the Light Army Ants Evolve Surface’s Complex Environment
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2016/3/21
A change to a more challenging environment could, over time, re-ignite and grow old parts of the brain that have gone inactive, according to a study of army ants led by a Drexel biology professor.