serial dilution

3:16

6:13

6:33

9:16

5:43

4:24

7:40

3:01

10:03

2:26

18:56

5:05

17:31

35:46

20:35

3:03

5:55

26:02

7:14

9:07

8:32

7:18

10:38

3:52

9:28

8:46

8:34

7:07

4:58

5:07

3:18

20:59

3:20

6:56

13:25

3:37

3:25

10:44

4:46

7:03

2:23

5:14

6:35

3:53

9:14

6:39

3:05

4:01

3:49

6:51

4:24

7:30

6:17

6:51

6:47

4:12

11:31

5:36

21:45

2:49