[Posted on behalf of Sigrid Sterckx, as part of our collaboration with Genetics in Medicine]
Yesterday, 3 October, an article I wrote with three co-authors about a controversial US patent was published by the (Nature) journal Genetics in Medicine. The patent, granted last week to the Californian Direct-To-Consumer genetic testing company 23andMe, is entitled ‘Gamete donor selection based on genetic calculations’ (US Patent No. 8543339). It relates to a method by which prospective donors of ova and/or sperm may be selected so as to increase the likelihood of producing a human baby with characteristics desired by the prospective parents, the selection being based on a computerized comparison of the genotypic data of the egg provider with that of the sperm provider. The “phenotype of interest” prospective parents may have in mind can include, besides some disease-related traits, traits such as eye color, height, muscle development and personality characteristics. As quoted in the patent specification by way of example, prospective parents may indicate which of the three following choices they make: “I prefer a child with”: “longest expected life span”/“least expected life cost of health care”/“least expected cumulative duration of hospitalization.”
The press release issued by Nature on Monday 30 September quickly gave rise to several news reports. The company posted an announcement on its blog the next day, stating that the patent “relates to one of the tools we offer individuals as part of their genetic exploration. The tool – Family Traits Inheritance Calculator – offers an engaging way for you and your partner to see what kinds of traits your child might inherit from you”. However, anyone who looks at the patent and reads the claims will notice that this is not what the patent relates to. As mentioned above, it relates to a method to select gamete donors in order to achieve a child with the phenotype desired by the prospective parents. 23andMe admits that “the language of the patent extends beyond the calculator” but suggests that people need not be worried as: “At the time 23andMe filed the patent, there was consideration that the technology could have potential applications for fertility clinics so language specific to the fertility treatment process was included in the patent. But much has evolved in that time, including 23andMe’s strategic focus. The company never pursued the concepts discussed in the patent beyond our Family Traits Inheritance Calculator, nor do we have any plans to do so.”
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