Table 2 Summary of the PD1 and PD-L1 expression in the entire cohort.

From: PD-L1 and PD-1 expression in pediatric central nervous system germ cell tumors

 

Germinoma

NGGCT

PD-L1

  Positive:

22 (79%)

13a (59%)

  Negative:

6 (21%)

9 (41%)

PD-1 (in lymphocytes)

  Positive:

27 (96%)

19 (86%)

  Negative:

1 (4%)

3 (14%)

  1. aRare cells in yolk sac tumor showed PD-L1 expression in addition to the positivity described in choriocarcinoma and germinoma.
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