c("protocol: Untreated", "cell line: HeLa (Human cervical carcinoma cell line)")
c("protocol: Untreated", "cell line: HeLa (Human cervical carcinoma cell line)")
c("protocol: Untreated", "cell line: K562 (Human erythromyeloblastoid leukemia cell line)")
c("protocol: Untreated", "cell line: K562 (Human erythromyeloblastoid leukemia cell line)")
c("protocol: RNaseR treated", "cell line: HeLa (Human cervical carcinoma cell line)")
c("protocol: RNaseR treated", "cell line: HeLa (Human cervical carcinoma cell line)")
c("protocol: RNaseR treated", "cell line: K562 (Human erythromyeloblastoid leukemia cell line)")
c("protocol: RNaseR treated", "cell line: K562 (Human erythromyeloblastoid leukemia cell line)")