PDLIM7 and squamous cell carcinoma: Similarly, LMP1 expression was detected in 2 squamous cell carcinoma cases, 7/11 cases of non-keratinizing tumors and 13/23 cases of undifferentiated tumors in the HLEAFab group, compared with the same 2 squamous cell carcinoma cases, 6/11 cases of non-keratinizing tumors and 16/23 cases of undifferentiated tumors in the S12 group (Table I).