Table 3 Patients and tumours histopathological analysis.

From: Establishment of patient derived xenografts as functional testing of lung cancer aggressiveness

 

All PDX

PDX p > 10*

Human n = 27

Mouse (p < 10) n = 27

Human n = 10

Mouse (p < 10) n = 10

Mouse (p > 10) n = 10

Diagnosis(1)

   ADC

20

20

9

9

9

   SCLC

4

4

1

1

1

   SCC

3

3

0

0

0

 

All ADC

PDX > 10 (ADC)

Human n = 20

Mouse (p < 10) n = 20

Human n = 9

Mouse (p < 10) n = 9

Mouse (p > 10) n = 9

Pattern (1)

   SOLID

12

11

6

7

8

   TRABECOLAR

1

0

NA

NA

NA

   LEPIDIC

3

0

3

0

0

   SPINDLE CELLS

2

4

1

1**

1**

   ACINAR

10

7

4

3

2

   CRIBRIFORM

11

7

6

5

4

   MUCINOUS

1

2

1

2

2

   PAPILLAR

8

2

4

1

1

   MICROPAPILLAR

5

4

3

2

2

   COLLOID (GELATINOUS)

1

1

NA

NA

NA

   SIGNET CELLS

0

1

0

1

1

Vessels (1)

   GLOMERULOID

3

4

0

1

1

   THIN

4

3

3

1

1

   NO

20

20

7

8

8

Average stromal percentage

24 ± 12.39

14 ± 8.95

22 ± 12

15 ± 7

10 ± 7

Average necrosis percentage

21 ± 20

15 ± 13

21 ± 20

11 ± 9

23 ± 16

Markers (1)

   SYNAPTOPHYSIN

4

1

1

1

0

   TTF-1

16

9

6

4

4

   P40

2

2

2

2

2

   VIMENTIN

7

12

4

6

8

   KI67

20

20

9

9

9

  1. (1) Number of positive models; *Analysis of 10 PDXs that reached P > 10 in mouse; **Resulting from a pattern loss in one PDX and a pattern acquisition in another PDX.