Taiwan's first "cloned cow" is blind five days after birth

Introduction: Taiwan's first cloned cow, born on September 1, was proved blind at noon yesterday and became a blind cow However, it is in good health and eats more than ordinary calves The researchers said that after the birth of the heifer named "Liubao", her eyeball was not fully developed The research team felt that there was something abnormal at that time After testing, it was confirmed that she was blind Fortunately, she was in good health, only her navel was slightly inflamed The small "animal treasure" is produced by caesarean section At birth, the body weight is up to 53 kg (normal about 15 kg), and the tail length is only 5 cm (normal about 30-40 cm) Except for the hypoplasia of eyeball, other appearances are normal In cooperation with the Institute of animal production of Taiwan University, Taiwan's "agricultural commission" animal production Experimental Institute started the research on dairy cloning in 1999 In the first two years, frozen embryos transferred to cows were unsuccessful At the same time, 23 cows with fresh embryos were pregnant successfully, and the "animal treasure" was one of them At present, there are still two "cloned cattle" in the animal testing institute The expected date of production is October this year and January next year They come from the same cell as the "animal treasure" Will they lose their eyesight after birth? Experts who presided over the study said that only after observation can we know whether the blindness of "livestock treasure" is a case or a common disease.