Oscar Lozano González

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INTRODUCTION Transient apical breakdown (TAB) caused by orthodontic treatment is a reversible resorptive process in which the apex of a tooth shows some radiographic evidence of resorption and the crown may display some discoloration. It usually requires no treatment other than monitoring and elimination of the orthodontic forces applied to the tooth. (More)
PURPOSE To evaluate the catalytic activity of the red cell enzyme, glutathione reductase (GR) in pregnant women with Hb AS and with Hb AA, and in a group of non-pregnant women with Hb AA, as well as the relationship of GR deficiency with Hb S. PATIENTS AND METHODS The catalytic activity was determined in presence and absence of FAD by means of a modified(More)
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