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zhangjunpeng

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ÔÚÉúÐÅÁìÓò£¬Êý¾ÝÔ´ÊǷdz£ÖØÒªµÄ£¬±Ï¾¹Ë­Ò²²»Ïë¸ÐÊÜ¡°Çɸ¾ÎÞÃ×Ö®´¶¡±µÄ¸Ð¾õ¡£Ëæ×Å´óÊý¾Ýʱ´úµÄµ½À´£¬¸÷ÖÖ´óÐÍÉúÎ﹫¹²Êý¾Ý¿âÒ²²»¶ÏÍêÉÆ£¬ÆäÖоͰüÀ¨The Cancer Genome Atlas £¨TCGA£¬https://tcga-data.nci.nih.gov/tcga/tcgaHome2.jsp£©Êý¾Ý¿â¡£TCGAÊý¾ÝÔ´´ó²¿·Ö¶¼Êǹ«¿ªµÄ£¬ÈçºÎÓÐЧµÄ½øÐÐÊÕ¼¯ºÍÔ¤´¦ÀíÊÇÒ»¸öÍ·ÌÛµÄÎÊÌâ¡£

ĿǰÀ´Äܹ»´ÓTCGAÊý¾Ý¿âÖÐÌáÈ¡Êý¾ÝµÄ´¦Àí¹¤¾ßÓÐcBioPortal£¨http://www.cbioportal.org/public-portal/cgds_r.jsp£©£¬ICGC£¨http://dcc.icgc.org/download/current£©ºÍGenePattern£¨http://www.broadinstitute.org/ca ... tern/download/index£©¡£ÕâЩ¹¤¾ßʹÓÃÆðÀ´»¹ÊÇÓÐÆä¾ÖÏÞÐÔ£¬¶¼²»Äܹ»ÇáÒ×»ñȡÿ¸ö°©Ö¢ÀàÐ͵ĶþάÊý¾Ý¾ØÕó£¨ÀýÈç»ùÒòΪrows£¬Ñù±¾Îªcolumns£©¡£

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anchu

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8Â¥: Originally posted by willjiale at 2015-04-23 12:19:31
ÄǸögene expressingÊý¾ÝÔÚÄÄÀïÏÂÔØ ÎÒÏÖÔÚÃþ²»µ½Í·ÄÔ Ð»Ð»...

In order to download data from TCGA data portal:

1. Connect to https://tcga-data.nci.nih.gov/tcga/
2. Select the cancer subtype you are interested in (i.e breast invasive carcinoma)
3. Select mRNA
4. Now you can see a table where rows are representing different patients.
5. If present select the column (by clicking on header) that referse to RNASeq or RNASeqV2 if it is present for that cancer subtype and then click BUILD archive.
6. Keep in mind that just below the header there is a number indicating the respective data level. Levels 1-4 (https://wiki.nci.nih.gov/display/TCGA/Data+level)
If you need RAW data such as FASTQ files you have find level 1 data, but often this kind of data is not publicly available on TCGA and you might need to ask for permission in order to download it.
11Â¥2015-08-31 15:15:06
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biojamie

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2Â¥2014-03-18 22:11:58
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zhangjunpeng

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2Â¥: Originally posted by biojamie at 2014-03-18 22:11:58
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3Â¥2014-03-18 22:33:43
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scybhmuÀÏÌ·

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