Complete the summary below. Choose ONE WORD ONLY from the passage for each answer.

Research at Aberystwyth University

Ross Piper and fellow zoologists at Aberystwyth University are using their expertise in [1] when undertaking bioprospecting with insects. They are especially interested in the compounds that insects produce to overpower and preserve their [2]. They are also interested in compounds which insects use to protect themselves from pathogenic bacteria and fungi found in their [3]. Piper hopes that these substances will be useful in the development of drugs such as [4].