Collier’s grouphas also used the Q11 peptide discussedin section 2 as a scaffoldfor the malaria peptide antigen (NANP)3 from the CS proteinof the P. falciparum protozoan parasite.242 The conjugate retains a β-sheet fibrilstructure and was found to be effective in raising antibodies, theresponse lasting up to 40 weeks. This evidence concerns the gene CS and malaria.