产品亮点
对低量RNA病毒(HCV, HIV-1, HIV-2 and HAV)和DNA病毒(HBV和细小病毒B19) 的敏感和可重复检测。
图1: 同时检测DNA和RNA病毒的敏感多重qPCR反应。使用低探测极限一步法RT-qPCR混合液对提取物的每个稀释样本进行22个重复测试,以阳性扩增的比例确定检测 率。多重反应为HAV、HBV、HCV以及一个提取对照,HIV-1、HIV-2,细小病毒B19以及一个提取对照。结果表明,低探测极限一步法RT-qPCR混合物可用于以RNA和DNA 病毒为模板的多重反应,适用于不同类型病毒的病毒载量监测。
HCV (RNA Virus)
HIV-1 (RNA Virus)
HAV (RNA Virus)
100
100
100
75
75
75
50
50
50
25
25
25
0
0
0
150 IU/mL 75 IU/mL 37.5 IU/mL 18.75 IU/mL 9.375 IU/mL 4.68 IU/mL
500 IU/mL 250 IU/mL 125 IU/mL 62.5 IU/mL 31.3 IU/mL 15.6 IU/mL
30 IU/mL
15 IU/mL
7.5 IU/mL 3.75 IU/mL 1.9 IU/mL 0.9 IU/mL
HIV-2 (RNA Virus)
B19 (DNA Virus)
HBV (DNA Virus)
100
100
100
75
75
75
50
50
50
25
25
25
0
0
0
30 IU/mL
15 IU/mL
7.5 IU/mL 3.75 IU/mL 1.9 IU/mL 0.9 IU/mL
500 IU/mL 250 IU/mL 125 IU/mL 62.5 IU/mL 31.3 IU/mL 15.6 IU/mL
60 IU/mL
30 IU/mL
15 IU/mL
7.5 IU/mL 3.75 IU/mL 1.9 IU/mL
图2: 单重qPCR反应中,使用低探测极限一步法RT-qPCR混合物对24份纯化血液病毒提取物的复制样本中RNA和DNA病毒的低限检测。单重反应分别为HAV、HBV、 HCV、HIV-1、HIV-2及细小病毒B19。扩增曲线结果表明,低探测极限一步法RT-qPCR混合物可检测低至5IU/mL的RNA和DNA病毒。
Amplification Curves plification Curves HCV (30 IU/mL) Amplification Curves
Amplification Curves HBV (15 IU/mL)
Amplification Curves Amplification Curves HIV-1 (60 IU/mL)
Amplification Curves
23.688 23.079 23.079 23.6 8
63.075
23.688
21.688 21.079 21.079 21.6 8
21.688
57.075
19.688 19.079 19.079 19.6 8
19.688
51.075
17.688 17.079 17.079 17.6 8
17.688
45.075
15.688 15.079 15.079 15.6 8
15.688
39.075
13.688 13.079 13.079 13.6 8
13.688
33.075
11.688 11.079 11.079 1.6 8
11.688
27.075
9.688 9.079 9.079 9.6 8
9.688
21.075
7.688 7.079 7.079 7.6 8
7.688
15.075
5.688 5.079 5.079 3.688 3.079 3.079 3.6 8 1.688 1.079 1.079 1.6 8 5.6 8
5.688
3.688
9.075
1.688
3.075
2 4 6 8 10 2 4 6 8 10 12
12 12
14 14 20 14
16 16
18 18 26
20 20
22 22
24 24 24
26 26
28 28
30 30
32 32 32
34 34 34
36 36 36
38 38 38
40 40 40
42 42 42
44 44 4
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
10 4 16
18
22
24
28
22 30 3
34
36
38
40
42
44
2
4
6
8
12
16
18
20
26
28
30
2
4
6
8
10
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
Cycles
Cycles
Cycles
Cycles
Cycles
Cycles
Cycles
Amplification Curves Amplification Curves HIV-2 (5 IU/mL)
Amplification Curves HAV (5 IU/mL) Amplification Curves
B19 (60 IU/mL)
Amplification Curves
Amplification Curves
6.628
40.432
43.077
36.932
6.028
39.077
33.432
5.428
35.077
29.932
4.828
31.077
26.432
4.228
27.077
22.932
3.628
23.077
19.432
3.028
19.077
15.932
2.428
15.077
12.432
1.828
11.077
8.932
1.228
7.077
5.432
0.628
3.077
1.932
0.028
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
Cycles
Cycles
Cycles
Cycles
Cycles
Cycles
Meridian Life Science Inc. 北京市,朝阳区建国门外大街甲12号 新华保险大厦15层1578 邮编100022 www.MeridianLifeScience.com
电子邮件: Vivian.li@meridianlifescience.com 电话: +86-159-1103-0750
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10/19
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