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Latest Stephen Beverley Stories

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2011-02-11 08:25:00

By Michael C. Purdy, Washington University in St. Louis A parasite and a virus may be teaming up in a way that increases the parasite's ability to harm humans, scientists at the University of Lausanne in Switzerland and Washington University School of Medicine in St. Louis report this week in Science. When the parasite Leishmania infects a human, immune system cells known as macrophages respond. However, some Leishmania strains are infected with a virus that can trigger a severe response in...

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2010-07-18 07:38:58

A parasite estimated to afflict as many as 12 million people worldwide relies on a family of genes that should make it vulnerable to compounds developed to treat cancer and other disorders, researchers at Washington University School of Medicine in St. Louis have found. Scientists searched the genome of the parasite Leishmania to determine that it has three kinds of TOR kinases, proteins that are linked to cell growth and cancer and have been longstanding targets for drug development. When...

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2009-04-10 08:16:07

For years, microbiologist Stephen Beverley, Ph.D., has tried to get the disease-causing parasite Leishmania in the mood for love. In this week's Science, he and colleagues at the National Institutes of Health report that they may have finally found the answer: Cram enough Leishmania into the gut of an insect known as the sand fly, and the parasite will have sex. Some strains of the parasite are deadly and kill hundreds of thousands of people annually in developing countries. Offspring of the...


Word of the Day
vermicular
  • Like a worm in form or movement; vermiform; tortuous or sinuous; also, writhing or wriggling.
  • Like the track or trace of a worm; appearing as if worm-eaten; vermiculate.
  • Marked with fine, close-set, wavy or tortuous lines of color; vermiculated.
  • A form of rusticated masonry which is so wrought as to appear thickly indented with worm-tracks.
This word ultimately comes from the Latin 'vermis,' worm.
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