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Paul Arnold

Managing Editor·Senior Writer
Contributions: 312
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Member since:
July 19, 2008

  • Why Are Nematodes Used in the Laboratory?

    The fruit fly drosophila melanogaster may well be a scientist's best friend, but the nematode worm Caenorhabditis elegans runs a close second. This simple model organism can be treated like a microbe and yet it shares many genes with humans. Find...
    Published on  June 25, 2010 to Genetics

  • Finding New Human Mouth Bacteria

    Keeping your lips, tongue, teeth and gums company inside your mouth are millions of bacterial cells from about 600 different strains. Most are harmless, but they are not all known to science. Periodically, scientists embark on voyages of discovery to...
    Published on  June 24, 2010 to Genetics

  • Russian Royals and DNA

    The last Russian Tsar and his family met violent deaths at the hands of the Bolsheviks in 1918. For years the whereabouts of their remains were a mystery until nine skeletons were unearthed and DNA tests confirmed that they were the murdered Romanovs...
    Published on  June 24, 2010 to Genetics

  • DNA Results from the Shroud of Turin

    The Turin Shroud is probably the most controversial religious relic in the world. It's believed by some to be the burial cloth of Christ. Could DNA evidence solve the mystery of the shroud once and for all or just add to the puzzle?
    Published on  June 23, 2010 to Genetics

  • What do Genital Warts Look Like?

    Genital warts are the most common sexually transmitted disease by a virus. The enemy is human papilloma virus (HPV) and most people come into contact with it at some point in their lives. So what do genital warts look like? The answer to this...
    Published on  June 23, 2010 to Genetics

  • Experimental Adrenoleukodystrophy Treatment

    Adrenoleukodystrophy or ALD is a rare sex-linked brain disease that primarily affects boys. It was the subject of the film Lorenzo's Oil which was about the search for an effective treatment for the condition. One possible adrenoleukodystrophy treatment...
    Published on  June 23, 2010 to Genetics

  • DNA Testing for Dogs

    You are the proud owner of a new dog, but want to know more about it. DNA testing for dogs can provide important information about the new animals in your life. All you need is a DNA testing kit.
    Published on  June 22, 2010 to Genetics

  • What Causes Prostate Cancer?

    Prostate cancer is one of the most common cancers of men. More is now being understood about what causes prostate cancer, which should give scientists the tools to be able to spot the disease earlier, and one day defeat it. Read on to find out more facts...
    Published on  June 22, 2010 to Genetics

  • Genetic Studies to Overcome Leptin Resistance

    Leptin is a hormone that regulates appetite. It signals the brain telling it that we've had enough to eat. Nearly all obese people are resistant to leptin, which makes losing weight difficult. Genetic studies may provide new drugs to overcome leptin...
    Published on  June 22, 2010 to Genetics

  • A Whiff at What Causes Flatulence

    It's an ill wind that sometimes blows across the room, but don't worry you're not to blame. Flatulence has a number of causes and one of them is the bacteria that live inside you. Read on to find out more about what causes flatulence.
    Published on  June 22, 2010 to Genetics

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