Nucleocapsid protein of cell culture-adapted Seoul virus strain 80–39: Analysis of its encoding sequence, expression in yeast and immuno-reactivity - Jonas Schmidt; Burkhard Jandrig; Boris Klempa; Kumiko Yoshimatsu; Jiro Arikawa; Helga Meisel; Matthias Niedrig; Christian Pitra; Detlev H. Krüger; Rainer Ulrich (Virus Genes, 2005)

Comparison of three different recombinant hepatitis B virus core particles expressed inEscherichia coli - Anke Maaen; Annett Rehfeldt; S. Kieig; A. Ladhoff; W. E. Hhne; Helga Meisel (Archives of Virology, 1994)