Abstract
. These DTC genetic testing servicescover a wide range of topics from nutrigeneticsand genetic ancestry testing to testing forgenetic predispositions for hair loss. SinceNovember 2007, most North American andEuropean residents can also access informationon their own genetic predispositions to a widerange of phenotypes directly over the internet.For between US$985 and US$2500 and a smallamount of saliva, three companies examinebetween 600,000 and 1.1 million SNPs spreadacross their customers’ genomes to inform themabout their genetic ‘lifetime risks’ of afflictionwith a variety of diseases and conditions rangingfrom diabetes to Alzheimer’s disease. WhileNavigenics (CA, USA)
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