What file formats can be uploaded/downloaded by DAVID?
Plain text (*.txt), tab-delimited files can be uploaded by DAVID. The first column of your file must contain the gene identifier and the second column may contain an optional value (eg., fold change, p-value, correlation, cluster number, experimental group, etc.). Remove column headings and save the file as a Tab delimited text file. To convert an excel file to this format choose File>Save As> then under save as type choose Text (Tab delimited) (*.txt). To save your annotated gene list from your browser to your hard drive as an excel file simply choose File>Save As> then type yourfilename.xls and save to your hard drive. You can then open this file in Microsoft excel and perform typical excel-type analysis. 5. Who can use DAVID? DAVID is free to use for all users. Please see license section for more details.