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Danish Cancer Society
The sex ratio among offspring of childhood cancer survivors is unaltered
May 14th, 2003
There are no changes in the sex ratios of children born to radiation-treated childhood cancer survivors, apparently indicating that major genetic alterations did not occur as a consequence of radiation. "It has been postulated that paternal gonadal exposure would increase the sex ratio (male-to-female ratio) by inducing X-chromosomal dominant lethals but that maternal gonadal exposure would decrease the sex ratio by inducing recessive sex-linked lethals. "We therefore evaluated the sex ratio of children born to survivors of childhood cancer," investigators in Denmark report. "Children with cancer were identified from the Danish...
Source: Biotech Week (2003-05-14)
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