Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Wendy Stevens"'
Autor:
Anura David, Lesley Scott, Claudia M. Denkinger, Harald Hoffmann, Wendy Stevens, Andre Trollip, Morten Ruhwald, Sergio Carmona, Margaretha de Vos, Samuel G Schumacher, Sophia B. Georghiou
Publikováno v:
Journal of Clinical Microbiology
Failure to rapidly identify drug-resistant tuberculosis (TB) increases the risk of patient mismanagement, the amplification of drug resistance, and ongoing transmission. We generated comparative analytical data for four automated assays for the detec
Autor:
Lara Noble, Wendy Stevens, Andrew Black, Anura David, Francois Venter, Pedro Da Silva, Matilda Nduna, Lesley Scott
Publikováno v:
Journal of Clinical Microbiology. 55:2491-2501
South Africa is a country with a high incidence of tuberculosis (TB), complicated by coinfection with human immunodeficiency virus (HIV). The Xpert MTB/RIF (Cepheid, Sunnyvale, CA, USA) is used in South Africa as the test for the initial diagnosis of
Autor:
Kate Shearer, Anura David, Wendy Stevens, Ian Sanne, Pedro Da Silva, Lesley Scott, Rebecca Berhanu
Publikováno v:
Journal of Clinical Microbiology. 56
More sensitive tests are needed for the diagnosis of smear-negative and HIV-associated tuberculosis. This study compares the sensitivities and specificities of three molecular tests, namely, the Xpert MTB/RIF test, the Xpert Ultra (Ultra), and RealTi
Publikováno v:
Journal of Clinical Microbiology. 53:1616-1621
Point-of-care (POC) HIV viral load (VL) testing offers the potential to reduce turnaround times for antiretroviral therapy monitoring, offer near-patient acute HIV diagnosis in adults, extend existing centralized VL services, screen women in labor, a
Autor:
Lesley, Scott, Anura, David, Lara, Noble, Matilda, Nduna, Pedro, Da Silva, Andrew, Black, Francois, Venter, Wendy, Stevens
Publikováno v:
Journal of clinical microbiology. 55(8)
South Africa is a country with a high incidence of tuberculosis (TB), complicated by coinfection with human immunodeficiency virus (HIV). The Xpert MTB/RIF (Cepheid, Sunnyvale, CA, USA) is used in South Africa as the test for the initial diagnosis of
Autor:
Sergio Carmona, Wendy Stevens, Stefanie P. Templer, Paul Baum, Carole Seguin-Devaux, Britta Seiverth
Publikováno v:
Journal of clinical microbiology. 54(7)
The use of nucleic acid detection for HIV type 1 (HIV-1) detection is strongly recommended in infants n = 1,301) and DBS from HIV-negative adults ( n = 1,000). The sensitivity was determined using HIV-1-positive samples ( n = 169 adult EDTA plasma, n
Autor:
Linda Erasmus, Natasha Gous, O. Perovic, Bavesh D. Kana, Lesley Scott, Brad Cunningham, Hendrik J. Koornhof, Wendy Stevens, Gerrit Coetzee
Publikováno v:
Journal of Clinical Microbiology. 49:4356-4360
Implementation of Xpert MTB/RIF requires quality assessment. A pilot program using dried culture spots (DCSs) of inactivated Mycobacterium tuberculosis is described. Of 274 DCS results received, 2.19% generated errors; the remainder yielded 100% corr
Publikováno v:
Journal of Clinical Microbiology. 47:2209-2217
The implementation of antiretroviral therapy demands the need for increased access to viral load (VL) monitoring. Newer real-time VL testing technologies are faster and have larger dynamic ranges and fully automated extraction to benefit higher throu
Publikováno v:
Journal of Clinical Microbiology. 46:3941-3945
The new Cobas AmpliPrep/Cobas TaqMan HIV-1 Qual test offers advanced automation for the detection of human immunodeficiency virus type 1 (HIV-1) RNA and DNA in dried blood spots (DBS) and whole blood. An analytical evaluation using an HIV-1 secondary
Publikováno v:
Journal of Clinical Microbiology. 43:857-861
The World Health Organization (WHO) and the Joint United Nations Programme on HIV/AIDS estimate that by the end of 2001 more than 40 million people had been infected with human immunodeficiency virus (HIV) type 1 (HIV-1) and that approximately 2.5 mi