Hi Sean and Nicholas, Thanks. strsplit() worked great for my purposes. And Nicholas, I wanted it to remain in a structure that worked for R. Sorry I wasn't very clear on that. Thanks again. -Avoks On Mon, Jun 4, 2012 at 2:16 PM, Sean Davis <sdavis2 at="" mail.nih.gov=""> wrote: > On Mon, Jun 4, 2012 at 8:03 AM, Ovokeraye Achinike-Oduaran > <ovokeraye at="" gmail.com=""> wrote: >> Hi all, >> >> I have a file that looks like this (the genes column from different >> DAVID functional annotation chart categories). I would like to replace >> the commas with new lines if possible so that I can have a single gene >> per row. How can I possibly do this in R? > > Have a look at strsplit(). > > Sean > > >> Thanks. >> >> Regards, >> >> Avoks >> >> [1] DCD, PPARG, FTO, IGF2BP2, TSPAN8, CDKAL1, LGR5, KCNJ11, TCF7L2, >> THADA, NOTCH2, HHEX, ADAMTS9, CDKN2A, CDKN2B, VEGFA, SYN2, CDC123, >> JAZF1, ADAM30, CAMK1D >> [2] HHEX, CDKN2A, CDKN2B, PPARG, IGF2BP2, CDKAL1, SLC30A8, KCNJ11, >> TCF7L2 >> [3] HHEX, CDKN2B, FTO, PPARG, IGF2BP2, CDKAL1, SLC30A8, KCNJ11, TCF7L2 >> [4] HHEX, CDKN2A, CDKN2B, PPARG, IGF2BP2, CDKAL1, SLC30A8, KCNJ11, >> TCF7L2 >> [5] STRAP, U2AF2, SNRPD1, XAB2, YBX1, SART1, NONO, HNRNPA3, HNRNPK, >> SRRM2, CDC40, DHX15, SRRM1, QKI, LSM2, PRPF31, PTBP1, SF1, RNPS1, >> CDC5L, SF3A2, HNRNPU, RBMY1A1, EIF4A3, SFPQ, KHSRP, RBM38, SNRPE >> [6] MAEA, AURKAIP1, PML, SMAD3, IGF1, CDC16, GAS1, RCC1, PROX1, TGFB1, >> TRIAP1, CDKN2A, CDKN2B, HNF4A, CDC123, PEBP1, RBM38, FOXC1, TPR, >> RAD17, SMARCA4, APC, DLG1 >> >> _______________________________________________ >> Bioconductor mailing list >> Bioconductor at r-project.org >> https://stat.ethz.ch/mailman/listinfo/bioconductor >> Search the archives: http://news.gmane.org/gmane.science.biology.informatics.conductor