Burke, J P W G2017-02-032017-02-031991http://hdl.handle.net/10539/21846A dissertation submitted in fulfillment of the requirements for the degree of l'laster of Science a:t the University of the witw'atersrand Johannesburg, January 1991[Abbreviated Abstract. Open document to view full version]enSecondary structures of hexa-L-alanine host peptides substituted with L-leucine and L-isoleucineThesis