News tagged with nematode worms
Obstacles no barrier to higher speeds for worms, researchers find
Obstacles in an organism's path can help it to move faster, not slower, researchers from New York University's Applied Math Lab at the Courant Institute of Mathematical Sciences have found through a series ...
Feb 08, 2012 |
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'Worm speak' uses chemicals to communicate
(PhysOrg.com) -- A species of small, transparent roundworms have a highly evolved language in which they combine chemical fragments to create precise molecular messages that control social behavior, reports ...
Jan 26, 2012 |
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Live-action films of worm sperm help researchers track critical fertility enzymes
Compared to most other cells in an organism, sperm undergo a radical transformation to become compact and mobile delivery systems for paternal DNA. Even though sperm looks and moves quite differently across ...
Nov 01, 2011 |
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Evolution keeps sex determination flexible
There are many old wives' tales about what determines a baby's sex, yet it is the tight controls at the gene level that determine an organism's sex in most species. Researchers at Michigan State University have found that ...
Sep 12, 2011 |
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Hermaphrodite roundworm offspring yield evolutionary clues, researchers say
(PhysOrg.com) -- A roundworm with a mix of male, female and hermaphrodite offspring is offering researchers at UT Arlington a look at a species in transition from one mode of reproduction to another.
Sep 09, 2011 |
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Researchers extend genetic code of an entire animal
(PhysOrg.com) -- Researchers Sebastian Greiss and Jason Chin of the Medical Research Council's Laboratory of Molecular Biology in Cambridge, have succeeded in manipulating the DNA of a nematode such that a ...
New resource to unlock the role of microRNAs
A new resource to define the roles of microRNAs is announced today in Nature Biotechnology. The resource, called mirKO, gives researchers access to tools to investigate the biological role and significance for human health ...
Aug 07, 2011 |
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Researchers flip the switch between development and aging in C. elegans
When researchers at the Buck Institute dialed back activity of a specific mRNA translation factor in adult nematode worms they saw an unexpected genome-wide response that effectively increased activity in specific stress ...
Jul 05, 2011 |
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Worms from hell identified far below the Earth's surface
(PhysOrg.com) -- In a study published this week in Nature, researchers Gaetan Borgonie from Ghent University in Belgium and Tullis Onstott from Princeton University announced the discovery of new nematode specie ...
Buenos 'notch-es': Universal signaling pathway found to regulate sleep
Sleeping worms have much to teach people, a notion famously applied by the children's show "Sesame Street," in which Oscar the Grouch often reads bedtime stories to his pet worm Slimy. Based on research with their own worms, ...
May 05, 2011 |
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Researchers show heparan sulfate adjusts functions of growth factor proteins
When the human genome project produced a map of human genes, the number of genes in humans turned out to be relatively small, approximately the same number as in primitive nematode worms. The difference in complexity between ...
May 04, 2011 |
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Nature study shows common lab dye is a wonder drug -- for worms
Basic Yellow 1, a dye used in neuroscience laboratories around the world to detect damaged protein in Alzheimer's disease, is a wonder drug for nematode worms. In a study appearing in the March 30, online edition of Nature, the dy ...
Mar 30, 2011 |
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Worms strike see-saw balance in disease resistance
New research has shown that nematode worms have to trade-off resistance to different diseases, gaining resistance to one microbe at the expense of becoming more vulnerable to another. This finding, published in PLoS ONE today ...
Mar 02, 2011 |
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When worms stick together and swim on thin water, what happens and why does it matter?
Nematodes, microscopic worms, are making engineers look twice at their ability to exhibit the "Cheerios effect" when they move in a collective motion.
Feb 08, 2011 |
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Males more considerate than imagined
Male worms plug females after copulation as a form of 'gift', rather than to prevent them from mating again, as had previously been thought. Researchers writing in BioMed Central's open access journal Frontiers in Zoology found ...
Nov 01, 2010 |
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