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Arana Therapeutics, Ltd was an Australian biotechnology company focused on antibody development and traded on the ASX. Arana acquired Pepteck Limited and EvoGenix Limited to gain access to their EvoGene™ technologies to evolve antibodies and other proteins to improve their properties for use as therapeutic and diagnostic products. EvoGenix also had a proprietary binding scaffold with antibody-like properties called Evibodies™. Arana advanced a novel anti-TNF antibody into Phase III clinical trials before it was acquired by Cephalon, Inc. in 2009 for more than AU$200M.