Understanding the function of the corpus luteum and the onset of puberty in buffalo

This review to clarify some aspects of early buffalo reproduction and ovarian activity with special regard corpus luteum (CL) activity. Puberty has been regarded as a complex event that is signalled by the first cyclic progesterone secretion at >1 ng/ml, in tight relation to other hormones such as luteinizing hormone (LH) and growth hormone (GH). CL activity has been describ in relation to the peculiarities of the oestrus cycle of the species, such as seasonal reproductive aptitude and the bull effect. The importance of the CL in pregnancy establishment and maintenance has also been revised in the light of the results of the latest research about embryo mortality in buffal