Table 2 Percentages of patients showing positive immunohistochemical reactions to NAIP, Survivin and XIAP in normal prostate (NP), benign prostatic hyperplasia (BPH), prostatic carcinoma (PC) average optical densities of immunostaining in positive patients.

Normal (20)

0

^---

0

---

20

6.96 ± 1.6^a

BPH (35)

60.6

11.23 ± 2.9^a

9.1

8.4 ± 1.51^a

27.27

13.42 ± 0.59^b

PIN

   Low grade PIN (12)

0

----

0

---

25

9.6 ± 1.21^c

   High grade PIN (15)

60

18.49 ± 2.02^b

20

17.46 ± 1.57^b

33.3

16.93 ± 1.73^d

PC

   Low Gleason (21)

56.52

17.4 ± 1.96^b

21.7

17.48 ± 1.53^b

17.39

17.79 ± 1.55^d

   Medium Gleason (51)

58.82

18.25 ± 2.02^b

13.72

17.66 ± 1.6^b

39.21

16.64 ± 1.31^d

   High Gleason (21)

66.6

17.28 ± 2.46^b

28.57

21.59 ± 1.35^c

23.8

16.38 ± 1.03^d