Chemical additives
|
HRP2
|
pLDH and aldolase
|
---|
2000 P/µL
|
500 P/µL
|
200 P/µL
|
2000 P/µL
|
500 P/µL
|
---|
Stability (in weeks)
|
Percentage stability (%)
|
Stability (in weeks)
|
Percentage stability (%)
|
Stability (in weeks)
|
Percentage stability (%)
|
Stability (in weeks)
|
Percentage stability (%)
|
Stability (in weeks)
|
Percentage stability (%)
|
---|
Sucrose
|
53
|
100
|
53
|
100
|
33
|
62
|
21
|
40
|
0
|
0
|
Glycerol/sucrose
|
33
|
62
|
33
|
62
|
21
|
40
|
18
|
34
|
18
|
34
|
Alsever’s/sucrose
|
53
|
100
|
53
|
100
|
53
|
100
|
12
|
23
|
2
|
4
|
Biostab/sucrose
|
53
|
100
|
53
|
100
|
53
|
100
|
2
|
4
|
2
|
4
|
Trehalose
|
53
|
100
|
53
|
100
|
43
|
81
|
43
|
81
|
21
|
40
|
Sucrose/trehalose
|
53
|
100
|
43
|
81
|
33
|
62
|
53
|
100
|
18
|
34
|
Glycerol/trehalose
|
53
|
100
|
24
|
45
|
24
|
45
|
12
|
23
|
10
|
19
|
Biostab/trehalose
|
53
|
100
|
53
|
100
|
53
|
100
|
24
|
45
|
2
|
4
|
LDH stabilizer
|
53
|
100
|
53
|
100
|
33
|
62
|
15
|
28
|
2
|
4
|
LDH stabilizer/trehalose
|
43
|
81
|
43
|
81
|
33
|
62
|
24
|
45
|
10
|
19
|
- P/µL, Parasites per microliter; pLDH, Plasmodium lactate dehydrogenase; HRP2, histidine rich protein II