Howard J A Carp

Progestational agents are often prescribed to increase the clinical pregnancy rate in assisted reproduction. Progestogens affect implantation, cytokine balance, natural killer cell activity, arachidonic acid release and myometrial contracti…

Several lines of evidence suggest that autoimmune mechanisms may influence the reproductive life and fertility of both sexes, commonly manifesting as infertility or pregnancy loss. Part of the controversy that characterizes this assumption …