Dolly researcher plans further experiments after challenges.
Butler
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D000818:Animals; D001940:Breast / Q000166:cytology; D019976:Cloning, Organism; D004272:DNA, Mitochondrial; D005260:Female; D005333:Fetus / Q000166:cytology; D011247:Pregnancy; D015203:Reproducibility of Results; D012106:Research; D012606:Scotland; D012756:Sheep; D013234:Stem Cells / Q000166:cytology
D004272:DNA, Mitochondrial