Response to Treatment 4 weeks [clinicaltrials_resource:f43dfb327b61825ceff026ba1e62dca8]

To estimate the proportion of patients with steroid refractory acute Graft vs Host Disease) GvHD who respond (PR + CR) to Alpha-1 Antitrypsin (AAT) at a dose of 60mg/kg twice weekly for 8 doses

Response to Treatment 4 weeks [clinicaltrials_resource:f43dfb327b61825ceff026ba1e62dca8]

To estimate the proportion of patients with steroid refractory acute Graft vs Host Disease) GvHD who respond (PR + CR) to Alpha-1 Antitrypsin (AAT) at a dose of 60mg/kg twice weekly for 8 doses