The deubiquitinating enzyme UCHL1 is a favorable prognostic marker in neuroblastoma as it promotes neuronal differentiation

Table 7 Low UCHL1 expression is associated with poorly differentiated tumors in the TMA cohort

Clinical pathologic characteristics	Case No.	UCHL1 expression		P
Clinical pathologic characteristics	Case No.	low	high	P
Total cases		30	27
Differentiation
GNB	19	9	10	P^a = 0.0315
NB diff	18	6	12	P^b = 0.0762
NB pd	20	15	5	P^c = 0.0359

NB diff: well-differentiated NB, NB pd poorly differentiated NB
Analysis by chi-square criterion test
^aDenotes significant difference among the three groups
^bDenotes significant difference between GNB and poorly differentiated NB
^cDenotes significant difference between well-differentiated NB and poorly differentiated NB

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