abstract |
The present invention relates to amino acid sequences that are directed against (as defined herein) the IL-17 receptors, as well as to compounds or constructs, and in particular proteins and polypeptides, that comprise or essentially consist of one or more such amino acid sequences (also referred to herein as " amino acid sequences of the invention ", " immunoglobulin single variable domain of the invention ", '" compounds of the invention '', and '' polypeptides of the invention ", respectively). |