News tagged with drosophila
Scientists find emotion-like behaviors, regulated by dopamine, in fruit flies
Medicine & Health / Neuroscience
Nov 25, 2009 |
5 / 5 (3) |
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Scientists at the California Institute of Technology have uncovered evidence of a primitive emotion-like behavior in the fruit fly, Drosophila melanogaster. Their findings, which may be relevant to the relationship betwee ...
Social memory in Drosophila
Oct 20, 2009 |
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Positive social interactions exist within Drosophila: when in a group, Drosophila flies have better memory than when they are isolated. Thomas Preat's team at the Laboratoire de Neurobiologie (CNRS, France) ...
A balancing act in Parkinson's disease: Phosphorylation of alpha-synuclein
Oct 12, 2009 |
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Both genetic and pathologic data indicate a role for the neuronal protein alpha-synuclein in Parkinson disease. Previous studies have indicated that phosphorylation of alpha-synuclein at amino acid 129 (Ser129) is a key event ...
Nowhere to hide: Some species are unable to adapt to climate change due to their genes
Sep 03, 2009 |
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Species living in restricted environments such as the tropics may lack adequate variation in their genes and be unable to adapt to climate change, according to a new study.
New insights into health and environmental effects of carbon nanoparticles
Nanotechnology / Bio & Medicine
Aug 05, 2009 |
5 / 5 (6) |
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Carbon nanoparticles are widely used in medicine, electronics, optics, materials science and architecture, but their health and environmental impact is not fully understood.
Protecting cells from their neighbors
Aug 03, 2009 |
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Almost all organisms evolve from a single cell, a fertilised egg. In the first hours after fertilisation, the fate of its future development is determined. It is dictated by the separation of cells that will become sperm ...
Researchers find snippet of RNA that helps make individuals remarkably alike
May 05, 2009 |
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"No two people are alike." Yet when we consider the thousands of genes with frequent differences in genetic composition among different people, it is remarkable how much alike we are.
Fruit flies' genetic wealth has scientists abuzz
Mar 08, 2009 |
3.8 / 5 (4) |
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Buzzing with excitement, the "fly people" swarmed into Chicago this week to hear the latest news about an unsung hero of science: the humble fruit fly.
Fruit flies sick from mating
Biology /
Feb 19, 2009 |
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Mating can be exhausting. When fruit flies mate, the females' genes are activated to roughly the same extent as when an immune reaction starts. This is shown in a study at Uppsala University that is now appearing ...
Siestas Among the Drosophilae
Biology /
Jan 28, 2009 |
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(PhysOrg.com) -- Isaac Edery is concerned with biological clocks, internal mechanisms that enable virtually all plants and animals to behave in rhythmic biological cycles known as circadian rhythms.
'Birth control' for centrioles
Biology /
Jan 26, 2009 |
4 / 5 (2) |
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Like DNA, centrioles need to duplicate only once per cell cycle. Rogers et al. uncover a long-sought mechanism that limits centriole copying, showing that it depends on the timely demolition of a protein that ...


