adding a material entity into a target administering substance in vivo 2009-11-10. Tracker: https://sourceforge.net/tracker/?func=detail&aid=2893050&group_id=177891&atid=886178 A process by which a substance is intentionally given to an organism resulting in exposure of the organism to that substance. Balb/c mice received an intracameral or subconjunctival injection of trinitrophenylated spleen cells Person:Bjoern Peters Bjoern Peters Different routes and means of administration should go as children underneath this IEDB Update the definition based on the discussion. Details see the tracker: https://sourceforge.net/p/obi/obi-terms/738/ administering substance in vivo injecting mice with 10 ug morphine intranasally, a patient taking two pills of 1 mg aspirin orally needs roles such as perturber and perturbee (children of input role). Perturb is too strong. Host might be the name for one role. Others considered: Doner, Donated, Acceptor. pending final vetting