PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8492341-6 1993 Pharmacokinetic parameters of hydroxocobalamin were best defined in the group who received both antidotes: t1/2 (alpha), 0.52 h; t1/2 (beta), 2.83 h; Vd (beta), 0.24 L/kg; and mean peak serum concentration 753 mcg/mL (560 mumol/L) at 0-50 minutes after completion of infusion. Hydroxocobalamin 30-46 CD2 molecule Homo sapiens 107-122