Cepheid announces WHO prequalification of Xpert HIV-1

Point-of-care HIV diagnostic testing for infants and early detection of HIV infections

7 Apr 2024
Will Thompson
Editorial Assistant

Product news

Cepheid Xpert HIV-1 Qual
Xpert HIV-1 Qual is a qualitative test that provides on-demand molecular testing for early diagnosis

Cepheid has announced that Xpert® HIV-1 Qual XC has been awarded World Health Organization (WHO) prequalification. Inclusion on the prequalification list signifies that Xpert HIV-1 Qual XC meets WHO's stringent performance, quality, safety and reliability standards.

Xpert HIV-1 Qual XC (extended coverage) is an in vitro nucleic acid amplification test for the qualitative detection of HIV-1 total nucleic acids directly from human dried blood spots and capillary or venous whole blood specimens. It provides extended strain coverage by including two gene targets for the identification of HIV-1 infections – delivering results up to seven to ten days before seroconversion. The test has been cleared for use in early diagnosis of infants, adolescents, and adults at the point of care and in laboratories.

Prompt diagnosis and treatment are critical for survival of infants with HIV. Untreated, around 50% of infants infected with HIV during or around the time of birth will die before the age of two years. Although efforts have been made to scale up diagnosis, only around 60% of exposed infants are given an HIV test within the first two months of life.

In high-burden regions, centralized laboratory-based infant diagnosis often results in only about half of infants and children living with HIV being linked to and initiated on antiretroviral therapy (ART). Simple point-of-care molecular tests can deliver results to the care giver on the same day, enable earlier linkage to care and initiation of ART, and improve retention in care.

The test is designed for use on any of Cepheid's GeneXpert® systems, which provide simple, reference lab-quality PCR testing on location at medical centers and hospitals or near-patient testing in community health clinics and physician offices.

Xpert HIV-1 Qual XC is part of a comprehensive portfolio of WHO pre-qualified Xpert tests available internationally, including Xpert HIV-1 Viral Load, Xpert HBV Viral load, Xpert HCV Viral Load, Xpert HCV VL Fingerstick, and Xpert HPV, and WHO endorsed Xpert MTB/RIF Ultra and Xpert MTB/XDR.

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Point-of-CarePoint-of-Care Testing (POCT) or Near Patient Testing (NPT) products are available for urine, blood and other clinical chemistry analyses. POCT includes: blood glucose testing, blood gas and electrolytes analysis, rapid coagulation testing (PT / INR), rapid cardiac markers diagnostics, drugs of abuse screening, urine strips testing, pregnancy testing, fecal occult blood analysis, food pathogens screening, hemoglobin diagnostics, infectious disease testing and cholesterol screening.Clinical MicrobiologyMicrobiology is the study of microorganisms including protists, prokaryotes, fungi, and, often, viruses. Microorganisms are a useful research tool as genetic vectors and, in immunology, for antibiotic susceptibility testing, cellular biology and genetics. Microorganisms commonly grow readily in incubators with microbial culture media; this can contain chromogenic supplements to differentiate between cell lines. Estimate your culture’s density of microorganisms with colony counters, or screen and select colonies for desirable clones with automated colony pickers. Additionally, equipment is available to monitor environments for the presence of microbes and identify with microbial identification instruments. Find the best microbiology products in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.In VitroIn vitro refers to experiments conducted outside living organisms, often in controlled lab environments such as petri dishes or test tubes. In vitro models are widely used in drug testing, cell biology, and disease research. Explore in vitro research tools in our peer-reviewed product directory; compare products, check reviews, and get pricing directly from manufacturers.Nucleic Acid ConcentrationHIV and AIDSBlood tests are the most common way to identify and monitor HIV and AIDS. Current methods include ELISA, Western blot, RT-PCR viral load and CD4/8 testing. Areas for development include point-of-care assays for use in developing countries, and self-testing ‘at home’ HIV kits.Blood AnalysisThe analysis of blood is vital for many areas of life sciences and forensic investigations. Blood samples can be tested for a number of different reasons such as diagnosis, glucose levels, cholesterol and drug testing.