Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học Wertheim cung cấp cho các bạn kiến thức về ngành y đề tài: Effect of litter separation on 24-hour rhythmicity of plasma prolactin, follicle-stimulating hormone and luteinizing hormone levels in lactating rabbit does. | Journal of Circadian Rhythms BioMed Central Research Open Access Effect of litter separation on 24-hour rhythmicity of plasma prolactin follicle-stimulating hormone and luteinizing hormone levels in lactating rabbit does Pilar Cano1 Vanessa Jimenez1 Maria P Álvarez2 Mario Alvarino3 Daniel P Cardinali4 and Ana I Esquifino 1 Address 1Departamento de Bioquímica y Biología Molecular III Facultad de Medicina Universidad Complutense de Madrid 28040 Madrid Spain 2Departamento de Biología Celular Facultad de Medicina Universidad Complutense de Madrid 28040 Madrid Spain 3Departamento de Producción Animal . Agrónomos Universidad Politécnica de Madrid Spain and 4Departamento de Fisiología Facultad de Medicina Universidad de Buenos Aires 1121 Buenos Aires Argentina Email Pilar Cano - pelayos@ Vanessa Jiménez - pelayos@ Maria P Álvarez - pilar@ Mario Alvarino - Daniel P Cardinali - cardinal@ Ana I Esquifino - pelayos@ Corresponding author Published 02 June 2005 Received 05 April 2005 Journal of Circadian Rhythms 2005 3 9 doi 1740-3391-3-9 Accepted 02 June 2005 This article is available from http content 3 1 9 2005 Cano et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Background This work describes the effect of a 48-h litter separation on 24-h patterns of plasma prolactin FSH and LH concentration in female lactating rabbits kept under a 16 8 light-dark photoperiod lights on at 0800 h . Methods Groups of 6-7 female lactating rabbits maintained with their litters or separated from them for 48 h were killed by decapitation on day 11 post-partum at 6 different time points throughout a 24-h cycle starting at
