Published in Women's Health Weekly, July 29th, 2004
According to researchers at the University of Otago in New Zealand, "One of the mysteries of pregnancy is why a mother does not reject her fetuses. Cytokine-modulation of maternal-fetal interactions is likely to be important. However, mice deficient in transforming growth factor-beta1 (TGFbeta1) and other cytokines are able to breed, bringing this hypothesis into question.
"The phenotype of TGFbeta1 null-mutant mice varies with genetic background," said I.S. McLennan and colleagues.
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