The Vatican Congregation for the Doctrine of the Faith (CDF) has released an instuction entitled Dignitas Personae (The Dignity of a Person).
It provides guidance on how to respect human life and human procreation
It builds upon Donum vitae, the 1987 CDF instruction on reproductive technologies and embryo experimentation, and discusses more fully the threat of human cloning.
Amongst the issues covered include:
Stem cell research and therapies
Proposed use of unethically obtained cells and tissues, for example, in making vaccines
Pre-implantation drugs and devices
Human/animal hybrid embryos