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发帖数: 6973 | 1 Pam Belluck, Study Links Male Infertility to a Missing Protein; A mutation
may be a hurdle to conception, with a sperm viewed as an invader. New York
Times, July 21, 2011.
http://www.nytimes.com/2011/07/21/us
/21fertility.html?scp=1&sq=infertility%20china&st=cse
(a) Quote:
"Men with two copies of the defective gene do not produce the protein.
"besides the 25 percent of men with two mutated copies, half of men have one
mutated and one normal copy with no effect on fertility
(b) Note:
(i) The repo... 阅读全帖 |
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