TY - T1 - Luteinizing hormone and progesterone dynamics in the early pregnancy of the sow SN - / UR - URN:ISBN:978-951-51-6472-8; http://hdl.handle.net/10138/319082 T3 - A1 - Haen, Silke A2 - PB - Helsingin yliopisto Y1 - 2020 LA - eng AB - The hypothalamic-pituitary-gonadal axis is the endocrinological pathway of reproduction, where fertility is adjusted and fine-tuned with respect to intrinsic and extrinsic information. The pituitary gland receives the information that determines secretion of luteinizing hormone (LH) from the hypothalamus in the form of gonadotropin releasing hormone (GnRH), it is the frequency and amplitude of the GnRH pulses that regulate LH release. LH transports the information from the brain to the gonads, w... VO - IS - SP - OP - KW - production animal reproduction N1 - PP - ER -