Bloodletting

Bloodletting is when a vampire inject or give humans their blood it's to transition them into a new vampire. In the Dawn of the a vampire series It was first known to bloodlett a human when Kain a Vampire Elder accidentally turned Bishop Tempes due to Kain being wounded and his blood was exposed inside the wounds of a badly beaten Bishop. Bloodletting also links vampires to their maker only seen by Vampire elders Emilia Villanueva tracing her lover-progeny Hernan Gaspar and his vampire progenies.