The main part of each issue will be devoted to original research papers which should present new results of interest in the field of Fertility and infertility, ethical and social issues of assisted reproductive technologies, cellular and molecular biology of reproduction, including the development of gametes and early embryos, assisted reproductive technologies in model system and in a clinical environment, reproductive endocrinology, andrology, epidemiology, pathology, genetics, oncology, surgery, psychology and physiology. Emerging topics including cloning, the biology of embryonic stem cells are encouraged. The IJRM will also consider review, case report, short communication and letter to editor.