Assertion: polyclonal immunoglobulin | /r/HasProperty | prepared
Facets:
value: by fractionating pooled sera
type: MANNER
Source sentences:
text: Pooled, polyclonal immunoglobulin (such as, e.g., intraven-ous immunoglobulin, IVIG or immune serum globulin) is prepared by fractionating pooled sera derived from thousands of donors.