SLC39A8 and glioblastoma: The expression of Slc39a8 (Zip8) was detected in DI TNC1 astrocytes, but significantly (unpaired t-test: p = 0.0038) less expression was detected in C6 glioblastoma cells, a finding that may have relevance for the pathomechanisms of glioblastomas (Figure 1B).