Learn More
BACKGROUND The connection of the variable part of the heavy chain (VH) and and the variable part of the light chain (VL) by a peptide linker to form a consecutive polypeptide chain (single chain antibody, scFv) was a breakthrough for the functional production of antibody fragments in Escherichia coli. Being double the size of fragment variable (Fv)(More)
Up to now empirical studies of digital drawing technologies for children have focused on the specific aspects of software. In contrast to that, the factors of the " hardware " and their effects on pictorial processes have hardly been investigated. This paper reports a pilot study on three different drawing devices in some English primary schools. The focus(More)
  • 1