Dr. Jittima ChoosangDivision of Physical Science, Faculty of Science,Prince of Songkla University, Hat Yai, SongkhlaE-mail: jittima_ch@hotmail.comTel: +66 (0) 7428 8414Fax: +66 (0) 7455 8841 Research interests AuNPs/PpPD/PEDOT:PSS-Fc modified screen-printed carbon electrode label-free immunosensor for sensitive and selective determination of human serum albumin