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Table 1 Percentage of reported EGFR-amplification/overexpression in patients with glioblastoma multiforme: Literature overview. Abbreviations: Southern Blot (SB), Immunohistochemistry (IHC), Western Blot (WB), Polymerase Chain Reaction (PCR), In situ hybridization (ISH), Fluorescence In-Situ Hybridization (FISH).

From: Treatment of primary glioblastoma multiforme with cetuximab, radiotherapy and temozolomide (GERT) – phase I/II trial: study protocol

Author (Reference)

Year of publication

Patients (n)

Patients with EGFR-amplification (n)

Patients with EGFR-overexpression (n)

Method of EGFR evaluation

Quan et al.

2005

107

36 (32%)

-

ISH

Mellinghoff et al.

2005

25

12 (48%)

-

FISH, PCR

Shinojima et al.

2003

87

40 (46%)

-

SB, IHC

Schmidt et al.

2002

91

26 (29%)

-

PCR

Barker et al.

2001

162

-

53 (33%)

IHC

Simmons et al.

2001

110

-

39 (35%)

IHC

Chakravarti et al.

2001

56

-

23 (41%)

WB

Smith et al.

2001

111

46 (41%)

-

FISH, PCR

Yoon et al.

2001

36

13 (36%)

12 (33%)

PCR, IHC

Korshunov et al.

1999

168

-

102 (61%)

IHC

Olson et al.

1998

70

19 (27%)

-

SB

Bouvier-Labit et al.

1998

63

-

22 (35%)

IHC

Newcomb et al.

1998

80

-

28 (35%)

IHC

Korkopopoulou et al.

1997

37

-

17 (64%)

IHC

Rainov et al.

1997

71

-

54 (76%)

IHC

Liu et al.

1997

63

31 (49%)

-

SB

Waha et al.

1996

54/62

18 (33%)

32 (52%)

PCR, IHC

Zhu et al.

1996

55

-

39 (71%)

IHC

Diedrich et al.

1995

32/22

13 (41%)

19 (86%)

ISH

Kordek et al.

1995

30

-

10 (33%)

IHC

Schober et al.

1995

21

13 (62%)

-

PCR, IHC

Schlegel et al.

1994

42

19 (45%)

27 (64%)

SB, PCR, WB

Hiesinger et al.

1993

17

-

4 (24%)

IHC

Hurtt et al.

1992

19

6 (32%)

-

Dot blot

Jaros et al.

1992

20

-

19 (95%)

IHC

Torp et al.

1992

20

8 (40%)

-

SB

Bigner et al.

1988

48

20 (42%)

NR

SB, slot blot

Wong et al.

1987

47

20 (43%)

-

SB, slot blot