 chang blood glucos non-esterifi fatti acid foetal newborn lamb inject adrenalin chang blood glucos non-esterifi fatti acid intraven adrenalin measur foetal newborn adult sheep foetu birth increas blood glucos non-esterifi fatti acid adrenalin respons blood glucos adrenalin reach adult level twenti-four hour ag respons non-esterifi- fatti acid adrenalin increas gradual week 