Observational Study
Copyright ©The Author(s) 2015.
World J Gastroenterol. Feb 21, 2015; 21(7): 2159-2168
Published online Feb 21, 2015. doi: 10.3748/wjg.v21.i7.2159
Table 1 Immunohistochemical expression of mismatch repair proteins
Immunohistochemical expressionn = 489
Loss of MLH1 and PMS233
Loss of PMS23
Loss of MSH2 and MSH61
Loss of all four proteins1
Retention of all four proteins451