Institut National de la Recherche Agronomique other research news

French researchers published in The Lancet the association of somatic cell nuclear transfer cloning with physiological defects that occur after birth. The authors generated a cloned calf from skin cells taken from an ear biopsy of a 15-day old calf that itself was a clone generated from an embryonic nucleus. The somatic cloned calf had a sudden drop in lymphocyte count and hemoglobin after 6 weeks of development, which was attributed to thymic atrophy and lymphoid hypoplasia, and the calf died on day 51 from severe anemia. ...