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Table 1 Clinical, pathological and molecular characterists of GISTs

From: Proteomic detection of a large amount of SCGFα in the stroma of GISTs after imatinib therapy

Case

Anatomical location

Molecular Status

Clinical response1

Pathological response2

Tumor Sample

Size3 (cm)

GIST 1

Stomach

KIT exon 11 Del 558-563

Non treated

Non treated

Primary

>10

GIST 2

Ileum

KIT exon 11 L576P

Stable disease

>90% of viable cells-non responder

Recurrence

2-5

GIST 3

Esophagus

KIT exon 11 Del 554-558

In response

10% of viable cells-high responder

Primary

5-10

GIST 4

Stomach

KIT exon 11 Del 557-558

In response

10% of viable cells-high responder

Primary

>10

GIST 5

Stomach

KIT exon 11 V559D

In response

10% of viable cells-high responder

Primary

>10

GIST6

Stomach

PDGRF alpha D842V

Unresponsive

25% of viable cells-high responder

Recurrence

< 2

GIST7

Ileum

KIT exon 9 Dup 502-503

Unresponsive

>90% of viable cells-non responder

Liver metastasis

5-10

GIST8

Pelvis

KIT exon 11 Del 558-560 and V557C

Unresponsive

>5% of viable cells-high responder

Liver metastasis

2-5

GIST9

Stomach

PDGFR alpha D842V

Unresponsive

>90% of viable cells-non responder

Primary

2-5

GIST10

Stomach

KIT wt

Unresponsive

>90% of viable cells-non responder

Primary

>10

GIST11

Stomach

KIT Dup P577-K581

Unresponsive

>90% of viable cells-non responder

Primary

5-10

GIST12

Omentum

KIT Dup A502-Y503 and N822K

Unresponsive

>90% of viable cells-non responder

Metastasis

< 2

GIST13

Intestin

KIT K642E and N822K

Unresponsive

>90% of viable cells-non responder

Primary

>10

GIST14

Intestin

KIT Del M552-Y553 and E554K

In response

50-90% of viable cells-moderate responder

Recurrence

5-10

GIST15

Stomach

KIT K642E

In response

50-90% of viable cells-moderate responder

Metastasis

5-10

GIST16

Intestin

KIT Dup 502-503

In response

50-90% of viable cells-moderate responder

Primary

< 2

  1. 1 Evaluated on the frozen material used for the proteomic/biochemical analyses [16].
  2. 2 According to refs 17 and 18.
  3. 3 The size of the tumor was measured considering the maximum diameter.