c("day of differentiation: d15", "normal/tumor: N/A")
c("day of differentiation: d15", "normal/tumor: N/A")
c("day of differentiation: d15", "normal/tumor: N/A")
c("day of differentiation: d15", "normal/tumor: N/A")
c("day of differentiation: d0", "normal/tumor: N/A")
c("day of differentiation: d0", "normal/tumor: N/A")
c("day of differentiation: d0", "normal/tumor: N/A")