Update file README.md

01_Differential_Expression_Analysis/README.md

 Deseq2: contains the scripts that we used for DGEA with deseq2 package in R.<br />
 Limma: contains the scripts that we used for DGEA with limma package in R.<br />
-Merging: contains scripts that we used for merging the mRNA data after DGEA with limma.
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+Merging: contains scripts that we used for merging the mRNA data after DGEA with limma.
+
+We used following GEO Datasets in total:
+miRNA: 
+GSE43732: https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE43732
+GSE6188: https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE6188 (discarded)
+GSE55857: https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE55857 (discarded)
+
+mRNA:
+GSE70409: https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE70409
+GSE29001: https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE29001
+GSE20347: https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE20347
+GSE23400: https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE23400
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