Family of a boy suffering from genetic diseases ar

chubby with a bit of baby fat on the face, wearing open crotch pants Children's Hospital in the provincial Ministry of the corridor running around, if not reminded, everyone will put only 91 cm tall as a two year old child Jingjing , but in fact he was 7 years old.
Jingjing is from Henan, and my father Guoqing working in Hangzhou. He is a parent to Brother, 13 years old this year strong, height 119.5 cm (about 159 cm age children).
birth, strong, and, like other children, but when they grow to feel more than six months of age with small children, and often cold. In 2006, strong child with his father to the provincial hospital, was diagnosed with X linked growth hormone deficiency.
doctors told Guoqing, this is a recessive gene on a chromosome abnormality, there may be sick as long as a boy, only a daughter can escape the
Jingjing second child is also true that the couple do to the children of the
growth hormone deficiency (GHD) is a common cause of short stature. According to the Beijing Union Medical College Hospital in Beijing urban area more than 10 million primary and secondary students in the census, the prevalence was 1 / 8644,
through genealogical analysis, Liang Li Zhuren suspected causative gene grandmother who came from the child. As we all know, women's chromosomes XX, males XY, we will be labeled chromosome disease Xa. Population was XaX, the parent body for the XY, the children born there are four possibilities: XaX, XX, XaY, XY. For XaX, disease genes will be another normal X compensation, the performance but do not carry disease.
in Jingjing this generation, only the girl is healthy. So the next generation? Jingjing chromosome XaY, spouse chromosomal locations XX, born children can be: XaX, XY, that is, if a boy is healthy, the girl was infected.
Liangzhu Ren said, this is a ######-linked genetic disease, want to get a healthy child,abercrombie & fitch italia, can

Times reporter Min Yu