Host-specific co-evolution likely driven by diet in Buchnera aphidicola.

"availability of data and materials the buchnera genomes constructed in this study have been uploaded to the national center for biotechnology information (ncbi) ( https://www ncbi nlm nih gov/ ) with the accessions cp136766 (bdn of rwa-sa1) cp136765 (bdn of rwa-sa5) cp013259 (bdn of rwa-sam) cp136764 (bdn of rwa-sam2).; the transcriptome of d noxia biotypes sam and sa1 are available on the ncbi with geo accession numbers gse143502.; data on the plant host response is also available with accession number gse120267. availability of data and materials the buchnera genomes constructed in this study have been uploaded to the national center for biotechnology information (ncbi) ( https://www ncbi nlm nih gov/ ) with the accessions cp136766"

"Declarations Ethics approval and consent to participateNot Applicable. Consent for publicationNot Applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding The authors’ research is financially supported through grants of the National Research Foundation, South Africa (Grant numbers CSRU180414320893) and the Winter Cereal Trust (Grant number WCT/W/2001/02)."