Is it or isn't it?

 作者:印吓悴     |      日期:2019-03-07 10:10:21
By Rob Edwards in Edinburgh THE argument over the safety of genetically modified food was stoked up this week as an OECD conference on the topic in Edinburgh heard conflicting evidence on whether it harms rats. A big unpublished study from China says it does not, while newly unearthed American findings from 1993 raise some fresh doubts. Controversy arose in 1998 after claims by Arpad Pusztai, then at the Rowett Research Institute in Aberdeen,