15-01-21 Positional cloning is a genetic mapping technique used to pinpoint the location of specific traits of interest, such as disease-causing genes or mutations, within the genome. Very simply, this map-based technique involves crossing mutant individuals...

10-06-03 There is growing alarm among Kenyan farmers about a government announcement that 2.3m bags of maize were unfit for human consumption. 肯尼亚政府宣布230万袋玉米不适合人类食用，国内农民对此越来越惊慌。 Aflatoxins in contaminated maize can be lethal He...

09-11-20 In recent years, scientists have decoded the DNA of humans and a menagerie（兽群，动物园） of creatures but none with genes as complex as a stalk（茎） of corn, the latest genome to be unraveled（解释，解开）. A team of scientists led by The Genome...