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Table 4 Summary of various indicators implying the potential significance of CARM1 in different tumors

From: Systematic pan-cancer landscape identifies CARM1 as a potential prognostic and immunological biomarker

Tumor type

CARM1 RNA expression

CARM1 protein expression

High vs Low CARM1 expression group

Predominant genomic alterations

Survival (altered vs unaltered group)

Correlation with CARM1 mRNA expression

Prognostic value assessment

Evidence from in vitro/in vivo cancer model studies

OS

DFS

TMB

MSI

Tumor neoantigen

Researches on CARM1 in this cancer

Effect of CARM1 on this cancer

ACC

NS

Related to the pathological stages

**

***

Amplification (3.3%)

NA

PC **

NS

NS

Unfavorable

NA

NA

BLCA

Up

Correlated with subtypes

**

**

Amplification (2.19%)

DFS*

NS

NS

NS

Unfavorable

NA

NA

BRCA

Up

Up

**#

NA

Amplification (1.29%)

NS

PC **

NS

PC **

Unfavorable, potentially associated with HER2 expression

[13], [16], [17], [18]

Pro-tumorgenic

CESE

NS

NA

NA

NA

Amplification (1.35%)

PFS*/DFS***

NS

NS

NS

Unfavorable

NA

NA

CHOL

Up

NA

NA

NA

NA

NS

NS

NS

NS

Not prognostic

NA

NA

COAD

Up

Up

NA

NA

Mutation (0.84%)

PFS*/DFS*

NS

NS

NS

Unfavorable

NA

NA

DLBC

Up

NA

NA

NA

Deep deletion (4.17%)

NA

NS

NC **

NA

Not prognostic

[19]

Pro-tumorgenic

ESCA

Up

Related to the pathological stages

NA

NA

Deep deletion (1.1%)

NA

NS

NS

NA

Not enough evidence

NA

NA

GBM

NS

NA

*

NA

Amplification (0.84%)

NS

NS

NS

NS

Not enough evidence

[20]

Pro-proliferative

HNSC

Up

NA

*

NA

Mutation/Amplification (0.96%)

OS**

PC **

NC **

NA

Unfavorable, related to TME

NA

NA

KICH

Down

Down

NA

NA

NA

NA

NS

NS

NA

Not enough evidence

NA

NA

KIRC

Down

Up

***

NA

Mutation (0.35%)

NA

NS

NS

NS

Unfavorable, related to TME

NA

NA

KIRP

NS

NA

***

NA

NA

NA

NC *

NS

NS

Unfavorable, related to TME

NA

NA

LAML

NS

NA

NA

NA

Amplification (0.5%)

NA

NS

NS

NA

Not prognostic

[21]

Pro-tumorgenic

LGG

NS

NA

***

**

Amplification (1.95%)

NA

PC ***

NS

NS

Unfavorable

NA

NA

LIHC

Up

NA

NS#

NA

Deep deletion (0.27%)

NA

NC *

NS

NS

Favorable in some subgroups

[6], [22]

Pro-proliferative; Antiproliferative

LUAD

Up

Up

***

NA

Mutation (0.88%)

NS

PC ***

PC *

NS

Unfavorable

[23]

Pro-proliferative

LUSC

Up

Up

***

NA

Amplification (1.23%)

NS

NS

PC ***

NS

Unfavorable, related to TME

NA

NA

MESO

NA

NA

***

*

Amplification (2.3%)

NA

NS

NS

NA

Unfavorable

NA

NA

OV

NS

NA

NS#

NA

Amplification (7.88%)

NA

NS

NS

NS

Vary from subgroups

NA

NA

PAAD

NS

NA

*

NA

Mutation (1.09%)

NA

PC *

NS

NA

Not enough evidence

[5]

Antiproliferative

PCPG

Up

NA

NA

NA

NA

NA

NS

NS

NA

Not prognostic

NA

NA

PRAD

Up

NA

NA

NA

Structural variant (0.4%)

DFS*

NS

NS

NS

Not enough evidence

[24]

Pro-tumorigenic

READ

Up

NA

NA

NA

NA

NA

NS

NC ***

NS

Not prognostic

NA

NA

SARC

NS

NA

NA

NA

Amplification (5.1%)

NA

PC **

PC **

NA

Not prognostic

[25]

Pro-proliferative

SKCM

NS

NA

**

NA

Mutation (2.03%)

NS

PC *

NC **

NS

Not enough evidence

NA

NA

STAD

Up

NA

NA

NA

Mutation (1.82%)

OS*

PC ***

PC *

PC *

Not enough evidence

NA

NA

TGCT

NS

NA

*

NA

NA

NA

NS

NS

NA

Not enough evidence

NA

NA

THCA

Up

NA

NS

NA

NA

NA

NC ***

NS

NS

Not prognostic, related to TME

NA

NA

THYM

Up

NA

NA

NA

NA

NA

NS

NS

NA

Related to TME

NA

NA

UCEC

Up

NS

NA

NA

Amplification (4.35%)

NA

NS

NS

NS

Not prognostic

NA

NA

UCS

NS

Related to the pathological stages

NA

*

Amplification (7.02%)

NS

NS

NS

NA

Not enough evidence

NA

NA

UVM

NA

NA

NA

*

Amplification (1.25%)

NA

NS

PC *

NA

Not enough evidence

NA

NA

  1. NS not significance, P > 0.05, NA not available, PC positive correlation, NC negative correlation
  2. Superscript # indicates that more detailed subgroup analysis data on this index are provided in the supplementary material. In most tumors, CARM1 expression is correlated with MMRs and methyltransferases gene expression, which can be seen in Fig. 7. Considering that there are too many content about the correlation between CARM1 expression and immune cell infiltration, detailed information can be found in Table 3 and will not be summarized here. NS, P > 0.05; * P < 0.05; ** P < 0.01; *** P < 0.001