91色情片

Edinburgh-based PPL Therapeutics hopes that clinical trials of its
emphysema drug, &agr;-1-antitrypsin, which is made by transgenic sheep, will
get under way later this year. So Animals With Novel Genes (Cambridge
University Press, 拢30/$49.95, ISBN 0 521 43256 1) is a timely
review af beneficial uses far transgenic mammals, birds, insects and fish. But
please, editor Norman Maclean, can we stop calling animals 鈥渓iving test
迟耻产别蝉鈥�?