div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Regulated expression of the human β-globin gene family in murine erythroleukaemia cells src=https:reader035fdocumentorgreader035viewer20220803215750686c1a28ab0f07b016b7html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: Regulated expression of the human β-globin gene family in murine erythroleukaemia cells src=https:reader035fdocumentorgreader035viewer20220803215750686c1a28ab0f07b016b7html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divp© Nature Publishing Group1983pdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: Regulated expression of the human β-globin gene family in murine erythroleukaemia cells src=https:reader035fdocumentorgreader035viewer20220803215750686c1a28ab0f07b016b7html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divp© Nature Publishing Group1983pdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: Regulated expression of the human β-globin gene family in murine erythroleukaemia cells src=https:reader035fdocumentorgreader035viewer20220803215750686c1a28ab0f07b016b7html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdiv