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2001, Number 5

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Gac Med Mex 2001; 137 (5)

Quantification of CD4+ T Lymphocytes and Viral DNA in Patients with HIV/AIDS.

Romero-Valdovinos M, Vázquez-Campuzano R, Hirota C, Torres M, González F, Correa D, Flisser A
Full text How to cite this article

Language: Spanish
References: 5
Page: 501-504
PDF size: 56.63 Kb.


Key words:

AIDS, CD4+, HIV, lymphocytes, viral RNA.

ABSTRACT

Quantification of CD4+ T lymphocytes and viral RNA in patients with HIV/AIDS. Levels of progression markers (viral load and CD4+ T lymphocytes) in 410 patients with HIV/AIDS that were in different clinical stages of the disease and under different therapeutic schemes were quantified. The objective was to determine the correlation between values of progression markers and clinical stage of the patients. Commercial methodologies for the quantification of lymphocytes, subpopulations and circulating viral RNA were used. Results indicate that there was a correlation between low CD4+ values and high viral load in patients with antiretroviral treatment but not in patients without treatment. Furthermore, analysis of 1,208 samples processed during 1999 showed that 46% of the patients had less than 200 CD4+T lymphocytes /mL blood and more than 500 copies of circulating viral RNA. Implications of these results in public health in Mexico are discussed.


REFERENCES

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  2. Revised classification system for HIV infection. MMWR. Center for Disease Control Atlanta GA, USA. 1992;41:RR-17.

  3. Pantaleo G, Graziosi C, Demarest JF. HIV infection is active and progressive in lymphoid tissue during the clinically latent stage of disease Nature 1993;362:355-358.

  4. Mellors JW, Rinaldo CR, Gupta P, White RM, Todd JA. Prognosis in HIV-1 infection predicted by the quantity of virus in plasma. Science 1996;272:1167-1170.

  5. Wei X, Ghosh SK, Taylor ME, Johnson VA, Emini EA, Deutsch P, Lifson JD, Bonhoeffer S, Nowak MA, Hahn BH, Saag MS, Shaw GM. Viral dynamics in human immunodeficiency virus type 1 infection. Nature 1995;373:117-122.




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C?MO CITAR (Vancouver)

Gac Med Mex. 2001;137