Development of a novel Clq immunoadsorbent for removal of circulating immunecomplexes: Quantitative isolation of hepatitis B virus surface antigen and immunecomplexes

Y. Gazitt, S. Margel, A. Lerner, J. R. Wands, D. Shouval

Research output: Contribution to journalArticlepeer-review

8 Scopus citations

Abstract

A technique for large scale production of human C1q from plasma by affinity chromatography on an anti-C1q column is described. Affinity purified C1q was covalently coupled to a newly developed agarose polyacrolein microsphere beads immunoadsorbent. This immunoadsorbent was utilized for quantitative removal of artificially formed bovine serum albumin (BSA)-anti-BSA immune complexes (IC). The C1q affinity column was then used for the isolation of immunecomplexes containing hepatitis B virus (HBV) surface antigen (HBsAg) from serum of an HBsAg carrier. Identical columns may be utilized for quantitative removal of a variety of IC from blood of patients with infectious and autoimmune diseases, as well as neoplastic diseases. Furthermore, dissociated immunecomplexes will provide an additional source for purification of specific antigens.

Original languageEnglish
Pages (from-to)1-8
Number of pages8
JournalImmunology Letters
Volume11
Issue number1
DOIs
StatePublished - 1985
Externally publishedYes

Bibliographical note

Funding Information:
This work was supported by a grant from Galil Advanced Technologies, Israel (Y.G.). We would like to thank Mrs. G. Adarei and Mrs. R. Adler for their excellent technical assistance. We also would like to thank Dr. N. Mani from the Hadassah blood bank for supplying the outdated blood.

Funding

This work was supported by a grant from Galil Advanced Technologies, Israel (Y.G.). We would like to thank Mrs. G. Adarei and Mrs. R. Adler for their excellent technical assistance. We also would like to thank Dr. N. Mani from the Hadassah blood bank for supplying the outdated blood.

FundersFunder number
Galil Advanced Technologies, Israel

    Keywords

    • HBsAg
    • affinity purification
    • immune complex C1q

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