Table 2 DNA methylation scores and methylation classes of primary tumors and PDT based on the online classifier (https://app.epignostix.com)

From: Patient-derived tumoroids recapitulate the morphologic and molecular features of pediatric brain tumors

Tumor ID

Tumor diagnosis

DNA methylation score

Methylation class

HGG_02

Pediatric-type diffuse high-grade gliomas

0.96

Diffuse pediatric-type high-grade glioma, H3-wildtype and IDH-wildtype

PDT

0.84

Diffuse pediatric-type high-grade glioma, H3-wildtype and IDH-wildtype

HGG_04

Infant-type hemispheric glioma

0.93

Infant-type hemispheric glioma

PDT

0.99

Infant-type hemispheric glioma

MB_01

Group 4 medulloblastoma

0.99

Medulloblastoma, Non Wnt/non Shh, Group 4 Subtype, Subclass Vii

PDO

0.99

Medulloblastoma, Non Wnt/non Shh, Group 4 Subtype, Subclass Vii

MB_02

Group 4 medulloblastoma

0.99

Medulloblastoma, Non Wnt/non Shh, Group 4 Subtype, Subclass Viii

PDO

0.99

Medulloblastoma, Non Wnt/non Shh, Group 4 Subtype, Subclass Viii

MB_03

Group 4 medulloblastoma

0.82

Medulloblastoma, non-WNT/non-SHH (score 0.98), Group 4 subtype (score 0.82)

PDO

0.58

Medulloblastoma, non-WNT/non-SHH (score 0.98), Group 4 subtype (score 0.58)

ATRT

Atypical theratoid rhadoid tumor

0.99

Atypical Teratoid/rhabdoid Tumor

PDO

0.99

Atypical Teratoid/rhabdoid Tumor

MNG

Meningioma

0.99

Meningioma, Subtype Benign, Subclass 3

PDO

0.99

Meningioma, Subtype Benign, Subclass 3

  1. Methylation classification scores above the cutoff of 0.9 are considered indicative of a tumor type or subtype match26.