News tagged with venom glands
Killer catfish? Venomous species surprisingly common, study finds
Dec 10, 2009 |
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(PhysOrg.com) -- Name all the venomous animals you can think of and you probably come up with snakes, spiders, bees, wasps and perhaps poisonous frogs. But catfish?
Poisonous Poisson
Dec 04, 2009 |
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In contrast to the exhaustive research into venom produced by snakes and spiders, venomous fish have been neglected and remain something of a mystery. Now, a study of 158 catfish species, published in the ...
Komodo even more deadly than thought: Research
May 18, 2009 |
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The carnivorous reptiles (Varanus komodoensis) are known to bite prey and release them, leaving them to bleed to death from their wounds: the victims are reported to go into shock before the dragons kill a ...
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Is nicotinamide overload a trigger for type 2 diabetes?
Dec 22, 2009 |
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Facing the increasing prevalence of type 2 diabetes worldwide in the past few decades, one may ask what is wrong with humans. Geneticists tell us that the human genome has not changed markedly in such a short time. Therefore, ...
Poisonous prehistoric 'raptor' discovered in China
Other Sciences / Archaeology & Fossils
Dec 21, 2009 |
4.9 / 5 (12) |
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(PhysOrg.com) -- A group of University of Kansas researchers working with Chinese colleagues have discovered a venomous, birdlike raptor that thrived some 128 million years ago in China. This is the first ...
Small Fingers More Touch Sensitive
Medicine & Health / Neuroscience
Dec 16, 2009 |
4.7 / 5 (3) |
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When it comes to finger sensitivity, bigger isn't always better.
26 operations, 13 kidneys: hope to few with little
Dec 14, 2009 |
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(AP) -- Twenty-six operations put healthy kidneys into 13 desperately ill people: Doctors in the nation's capital just performed a record-setting kidney swap, part of a pioneering effort to expand transplants ...
Researchers finds hidden sensory system in the skin
Dec 08, 2009 |
4.9 / 5 (15) |
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Researchers report that the human body has an entirely unique and separate sensory system aside from the nerves that give most of us the ability to touch and feel. Surprisingly, this sensory network is located throughout ...
Researchers identify new stem cell
Dec 07, 2009 |
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(PhysOrg.com) -- Scientists have discovered a new type of stem cell in the skin that acts surprisingly like certain stem cells found in embryos: both can generate fat, bone, cartilage, and even nerve cells. These newly-described ...
Scientists discover aggression-promoting pheromone in flies (w/ Video)
Dec 06, 2009 |
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Have you ever found yourself struggling to get your order taken at a crowded bar or lunch counter, only to walk away in disgust as more aggressive customers elbow their way to the front? It turns out that ...
Scent signals stop incest in lemurs
Dec 02, 2009 |
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Chemical identifiers secreted from the genital glands of lemurs, allow them to avoid incest and also to engage in nepotism. Researchers writing in the open access journal BMC Evolutionary Biology have identified the smells ...
Glial cells can cross from the central to the peripheral nervous system (w/ Video)
Medicine & Health / Neuroscience
Dec 01, 2009 |
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Glial cells, which help neurons communicate with each other, can leave the central nervous system and cross into the peripheral nervous system to compensate for missing cells, according to new research in the Dec. 2 issue ...
Scientists reveal malaria parasites' tactics for outwitting our immune systems
Nov 30, 2009 |
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Malaria parasites are able to disguise themselves to avoid the host's immune system, according to research funded by the Wellcome Trust and published today in the journal Proceedings of the National Academy of ...
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