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The CSSI DCC Portal is a public repository of experiment-related information describing cancer research investigations. The current version of the Portal allows you You can use the portal to browse, search, and download the Physical Sciences Oncology Network (PSON) data sets.

You can browse and explore investigations using customizable dashboards. You can also search investigations, studies, and assays using any keyword. This chapter provides detailed instructions on how to browse, search, and searchdownload data.

Browsing Investigations

When you select Browse from the CSSI DCC home page, you can browse and explore investigations by organism, disease, cell type, or assays performed. You do not need to log in to the CSSI DCC Portal to browse investigations. You can also download selected files, the entire data archive, or only the metadata without logging in. All of the data currently in the Portal is public.

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1. Browse experiments.
   The Search Result page appears.
   
2. Locate the search box at the top of the page.
   
3. In the search box, enter any keyword that may appear in the investigation metadata. This can include any keyword or part of a word. The number of results updates as you enter your keyword. In the following example, only the first two characters belonging to the word "cell" were entered, narrowing the number of search results from 18 to 15.
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Searching Investigations

You can search investigations by keywords and filter the results. You do not need to log in to CSSI DCC Portal to search investigations.

To search experiments

1. Navigate to the CSSI Data Portal.
2. Click the Search button.
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   The Search Result page appears, displaying only a search box.
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3. In the search box, enter a keyword. Keywords are any word that appears in the investigation's metadata. This includes all file columns, field definitions, and placeholders that describe the structure of the data collected in this study.
   
   As you enter the characters in the keyword, the Search Result page immediately refreshes with the search results.
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Downloading Study Files

You do not need to log in to CSSI DCC Portal to download files associated with a study.

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1. Select an investigation and view its details.
   The study details page appears.
   
2. Click .
   Your browser opens a download dialog box with your download file in it.
   

3. Open the file or save it for later analysis.

   Info
   title Metadata File Contents
   The metadata file is in compressed format. It contains one folder called metadata and a text file for each of the following: assay, investigation, and study. The contents of the archive folder look similar to the following (10290 is just an example of the file identifier): metadata/    a_10290.txt    i_10290.txt    s_10290.txt

Searching Investigations

You can search investigations by keywords and filter the results. You do not need to log in to CSSI DCC Portal to search investigations.

To search experiments

1. Navigate to the CSSI Data Portal.
2. Click the Search button.
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   The Search Result page appears, displaying only a search box.
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3. In the search box, enter a keyword. Keywords are any word that appears in the investigation's metadata. This includes all file columns, field definitions, and placeholders that describe the structure of the data collected in this study.
   As you enter the characters in the keyword, the Search Result page immediately refreshes with the search results.
   Image Removed