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. 2017 Apr 18;14:81. doi: 10.1186/s12985-017-0734-4

Table 2.

The optimization of proteinase K concentration and the formalin fixed time

Proteinase K concentration Formalin fixed 30 min Formalin fixed 60 min
1:500 (-) Probe and (+) Probe (-) Probe and (+) Probe
1:1000 (-) Probe and (+) Probe (-) Probe and (+) Probe
1:2000 (-) Probe and (+) Probe (-) Probe and (+) Probe
1:4000 (-) Probe and (+) Probe (-) Probe and (+) Probe

“(+)”Represents experimental group with probes,“(-)”Represents negative control without probes