Wine tasters' nose needs good genes

摘要

Be wine experts, your dream may not come true. If that full-bodied vintage with its rich aromas of ripe fruit and violet floral notes simply tastes like wine to you, chances are your genes are not up to the job. Richard Newcomb of the New Zealand Institute for Plant and Food Research (IPFR) in Auckland and his colleagues have found the most convincing evidence yet of a genetic basis to the differences in people's odour perception.