搜索结果: 1-15 共查到“国际动态 生物学 growth”相关记录23条 . 查询时间(0.218 秒)
Exploring growth within a confined space（图）
密闭空间 细菌 软材料
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2023/6/19
Grow a tomato inside a square box, and you’ll end up with a square tomato. It’s an experiment that shows clearly how confinement can influence a body’s evolving shape.
Peeking into a chrysalis, videos reveal growth of butterfly wing scales（图）
蛹 蝴蝶翅膀 鳞片生长 仿生学
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2023/6/6
If you brush against the wings of a butterfly, you will likely come away with a fine sprinkling of powder. This lepidopteran dust is made up of tiny microscopic scales, hundreds of thousands of which ...
Flipping a metabolic switch to slow tumor growth（图）
Flipping metabolic switch tumor growth
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2020/8/27
An enzyme can be used as a metabolically responsive "switch" that decreases tumor growth, according to a new study. The findings are published in the journal Nature.By restricting the dietary ami...
Where'd you get those genes? Individual growth can vary wildly when populations interbreed（图）
genes Individual growth vary wildly populations interbreed
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2020/3/20
Scientists at Scripps Institution of Oceanography at the University of California San Diego have discovered why some hybrids between populations of the same species don't develop as well as others. Th...
Urbanization delays spring plant growth in warm regions（图）
Urbanization delays spring plant growth warm regions
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2019/11/22
The first appearance of bright green leaves heralds the start of spring, nudging insects, birds and other animals into a whirlwind of action. But a new NSF-funded study shows that urbanization shifts ...
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...
From Alaska To Amazonia:First Global Maps Of Traits That Drive Vegetation Growth（图）
Alaska Amazonia:First Global Maps Drive Vegetation Growth
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2017/12/19
Based on measurements of 45,000 individual plants from 3,680 species, and using high-tech statistical mapping protocols, the team created global maps of plant traits including leaf nitrogen concentrat...
Researchers develop equation that helps to explain plant growth（图）
Researchers equation plant growth
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2017/3/30
It is rare in biology that a single trait can answer questions spanning several fields of research. One such trait is plant biology’s “leaf mass per area,” a simple measurement calculated by weighing ...
Rapid trait evolution crucial to species growth, CU Boulder study finds
Rapid trait evolution species growth CU Boulder
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2017/2/16
Rapid evolution at the edges of a given species habitat may play a larger role in population expansions than previously suspected, according to the results of a new University of Colorado Boulder-led ...
Gene network controls how many flowers and fruits plants will produce during critical growth window
Gene network controls flowers and fruits plants critical growth window
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2016/11/29
There is staggering diversity in the number of flowers produced by each of the 2,800 or so species of plants in the nightshade family, which includes economically important crops such as tomatoes, pep...
Microchip enables fast,precise measurement of single-cell growth
Microchip fast precise measurement single-cell growth
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2016/9/12
A new technique invented at MIT can precisely measure the growth of many individual cells simultaneously. The advance holds promise for fast drug tests, offers new insights into growth variation acros...
Stanford biologists crack centuries-old mystery of how cell growth triggers cell division
Stanford biologists centuries-old mystery growth triggers cell division
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2015/10/13
Cells were discovered in 1676, and almost immediately afterward scientists began wondering why cells are so perfectly small.More than three centuries later, a team of Stanford biologists have zeroed i...
SIZING UP CELLS: STUDY FINDS POSSIBLE REGULATOR OF GROWTH（图）
POSSIBLE REGULATOR GROWTH
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2015/3/18
Modern biology has attained deep knowledge of how cells work, but the mechanisms by which cellular structures assemble and grow to the right size largely remain a mystery. Now, Princeton University re...
SCIENTISTS IDENTIFY FIRST NUTRIENT SENSOR IN KEY GROWTH-REGULATING METABOLIC PATHWAY（图）
SCIENTISTS FIRST NUTRIENT SENSOR GROWTH-REGULATING METABOLIC
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2015/1/20
CAMBRIDGE, Mass.– Known as much for its complexity as its vital role in regulating cellular and organismal growth, the mechanistic target of rapamycin complex 1 (mTORC1) pathway has seemingly been act...
'Sticky' ends start synthetic collagen growth（图）
collagen growth Sticky
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2014/12/1
HOUSTON – (Oct. 27, 2014) – Rice University researchers have delivered a scientific one-two punch with a pair of papers that detail how synthetic collagen fibers self-assemble via their sticky ends.