BioCentury on BioBusiness,
Product Discovery & Development
Gene the cow raises interesting possibilities
Monday, August 11, 1997
Like the polymerase chain reaction, the power of cloning actually may
reside in its ability to improve the efficiency of processes already used by animal
breeders and laboratories. When ABS Global Inc. (DeForest, Wis.) unveiled its cloned calf
last week, it demonstrated for the first time that cloning could work in a cow. The
company also introduced innovations into its procedure that could prove less costly, less
time consuming and less wasteful of animal embryos than has been possible in the fields of
animal breeding and transgenic animal production.
ABS has been developing its cloning technique for 10 years. Using the
optimized process in its current form, one cloning attempt in 18 resulted in a bull calf
named Gene. The technology differs in several ways from that used by the Roslin Institute
in Scotland, which in February announced its cloning of a sheep (see BioCentury, Feb.
24). Although direct comparisons are difficult, one in 227 cells cloned by the Roslin
scientists resulted in the birth of
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