scholarly journals Highly Active Antiretroviral Therapy and Progressive Multifocal Leukoencephalopathy: Effects on Cerebrospinal Fluid Markers of JC Virus Replication and Immune Response

2000 ◽  
Vol 30 (1) ◽  
pp. 95-99 ◽  
Author(s):  
B. Giudici ◽  
B. Vaz ◽  
S. Bossolasco ◽  
S. Casari ◽  
A. M. Brambilla ◽  
...  
1999 ◽  
Vol 37 (3) ◽  
pp. 724-728 ◽  
Author(s):  
Darío García de Viedma ◽  
Roberto Alonso ◽  
Pilar Miralles ◽  
Juan Berenguer ◽  
Marta Rodriguez-Créixems ◽  
...  

JC polyomavirus (JCV) is the causative agent of progressive multifocal leukoencephalopathy (PML), a central nervous system infection that mainly affects AIDS patients. The extensive application of highly active antiretroviral therapy (HAART) is leading to the appearance of “long-term” survival PML patients. A reliable and feasible qualitative-quantitative test for both the detection of JCV and follow-up of its viral burden in this emerging group of patients is clearly required. With this aim, a dual qualitative-quantitative nested PCR is presented in this study for the analysis of JCV DNA in cerebrospinal fluid (CSF). Two newly designed internal controls, one competitive and the other noncompetitive, have been constructed to adapt this PCR to either measure the JCV burden or to allow a highly confident determination of JCV presence or clearance. The analytical sensitivity of the technique allows the detection of 0.01 fg (three genomes) of JCV DNA. Its qualitative application has been evaluated by analyzing single CSF samples from a group of 17 patients with PML and a control group of 20 patients with diverse neurological conditions other than PML, yielding sensitivity and specificity values of 100 and 90%, respectively. The quantitative application has been evaluated in vitro in blind tests with samples including serial dilutions of JCV, and in all cases the samples were successfully ordered considering the JCV titer. The dual quantitative-qualitative application offered by this nested PCR may provide an answer to the new requirements for evaluating and finely monitoring PML in AIDS patients receiving HAART.


2001 ◽  
Vol 28 (5) ◽  
pp. 405-415 ◽  
Author(s):  
Mary Kate Morris ◽  
David A. Katzenstein ◽  
Dennis Israelski ◽  
Andrew Zolopa ◽  
R. Michael Hendry ◽  
...  

1999 ◽  
Vol 45 (4, Part 2 of 2) ◽  
pp. 159A-159A
Author(s):  
Daniel H Conway ◽  
Mark L Bagarazzi ◽  
Kelly Hassey ◽  
Audrey S Kamrin ◽  
Harold W Lischner

AIDS ◽  
1998 ◽  
Vol 12 (10) ◽  
pp. 1149-1154 ◽  
Author(s):  
Helmut Albrecht ◽  
Christian Hoffmann ◽  
Olaf Degen ◽  
Albrecht Stoehr ◽  
Andreas Plettenberg ◽  
...  

AIDS ◽  
2001 ◽  
Vol 15 (14) ◽  
pp. 1900-1902 ◽  
Author(s):  
Pilar Miralles ◽  
Juan Berenguer ◽  
Cesar Lacruz ◽  
Jaime Cosín ◽  
Juan Carlos López ◽  
...  

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