Single-chain antibody fragments specific to the hepatitis B surface antigen, produced in recombinant tobacco cell cultures

Nadia Ramírez, Damaris Lorenzo, Daniel Palenzuela, Lissett Herrera, Marta Ayala, Alejandro Fuentes, Marlene Pérez, Jorge Gavilondo, Pedro Oramas

Research output: Contribution to journalArticlepeer-review

15 Scopus citations

Abstract

An anti-hepatitis B surface antigen (HBsAg), single-chain Fv antibody fragment (scFv) with a 6-histidine N-terminal tag was produced in cultured transgenic tobacco cells. Western blot and antigen-specific chromatography showed high levels of biologically active scFv in the culture supernatant (1 mg l-1) and in cells (5 mg kg-1). A simple one-step scFv purification was developed using immobilized metal ion affinity chromatography.

Original languageEnglish
Pages (from-to)1233-1236
Number of pages4
JournalBiotechnology Letters
Volume22
Issue number15
DOIs
StatePublished - 2000
Externally publishedYes

Keywords

  • Cell culture
  • Hepatitis B antigen
  • Recombinant antibodies
  • Transgenic plants

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