remove adapter only if detected

    #remove adapter from inDrops

    if [[ "$technology" == "indrop-v1" ]] || [[ "$technology" == "indrop-v2" ]];

        for convFile in "${convFiles[@]}"; do

             sed -E '2~2s/(.{38}).{4}/\1/' $convFile > ${crIN}/.temp

             mv ${crIN}/.temp $convFile

             sed -E 's/(.{10}).{22}/\1/' $convFile > ${crIN}/.temp

            #remove adapter if present

            sed -E '

                /^(.{8})GAGTGATTGCTTGTGACGCCTT(.{8})/ {

                s/^(.{8})GAGTGATTGCTTGTGACGCCTT(.{8})/\1\2/g

                n

                n

                s/^(.{8}).{22}(.{8})/\1\2/g

                }' $convFile |

            #remove linker between barcode and UMI

            sed -E '2~2s/^(.{8})(.{8}).{4}(.{6})/\1\2\3/g' > ${crIN}/.temp

            mv ${crIN}/.temp $convFile

        done

    fi