Biological chemistry

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  • FEATURE-five-rings-250
    Feature

    Five rings good, four rings bad

    1 March 2010

    Fifty years ago steroid abuse among sportsmen and women was a serious problem. Today, thanks to the skills of analytical chemists, the sporting cheats rarely win

  • Fly agaric (Amanita muscaria) mushrooms - the basic ingredient of ancient ritual drinks
    Feature

    The drink of the Gods

    1 March 2010

    The psychedelic effects of fly agaric mushrooms

  • A woman with her arms out in the sun
    The Mole

    The sunshine vitamin

    1 November 2009

    Vitamin D is often called the sunshine vitamin, but what is vitamin D, why is it so important, and what evidence is there to link it to such a range of illnesses?

  • Chilli peppers
    The Mole

    Capsaicin

    1 November 2009

    Capsaicin is responsible for the hot taste of chilli peppers. It can also relieve pain, is used in pepper spray and as a performance-enhancing drug for horses, so it certainly qualifies as a magnificent molecule

  • A professional cyclist before a dark sky
    The Mole

    EPO

    1 September 2009

    John Johnston investigates this oft abused hormone

  • A woman sneezing
    The Mole

    Pandemic swine flu

    1 September 2009

    Should we be worried by the pandemic this autumn and winter?

  • Green fluorescent protein
    Feature

    Fluorescence lifetime imaging microscopy

    1 July 2009

    Scientists are using this non-invasive technique to cast light on the workings of living cells to learn more about the molecular mechanisms involved in cancer, allergies and immune responses

  • image - Exhibition chemistry - main 2
    Exhibition chemistry

    Soap from bacon - the dangers of alkaline solutions

    1 July 2009

    Demonstrations designed to capture the student's imagination

  • Electrical discharges from the nerve cells in the brain
    Feature

    Epilepsy - beyond bromide

    1 May 2009

    An historical journey into the treatment of epilepsy, starting with potassium bromide 150 years ago

  • mosquito
    The Mole

    Antimalarial drugs

    1 January 2009

    Approximately one million people die annually from malaria worldwide. Tragically, 90 per cent of these deaths are among the under-fives in sub-Saharan Africa, who have little if any access to adequate healthcare. Drugs are used to treat the disease but parasitic resistance to these drugs is growing, so what is ...