DIADEXUS INC S-1

FORM S-1

EXHIBIT 2.1

EXHIBIT 3.1

EXHIBIT 3.2

EXHIBIT 3.4

EXHIBIT 4.2

EXHIBIT 10.1

EXHIBIT 10.2

EXHIBIT 10.5

EXHIBIT 10.7

EXHIBIT 10.8

EXHIBIT 10.9

EXHIBIT 10.10

EXHIBIT 10.11

EXHIBIT 10.12

EXHIBIT 10.13

EXHIBIT 10.14

EXHIBIT 10.15

EXHIBIT 10.16

EXHIBIT 10.18

EXHIBIT 10.20

EXHIBIT 10.22

EXHIBIT 10.23

EXHIBIT 10.27

EXHIBIT 10.28

EXHIBIT 10.29

EXHIBIT 23.1

FINANCIAL DATA SCHEDULE