MEASUREMENT OF GENITAL MYCOPLASMA CONCENTRATION BY USING A MICROBIOLOGICAL AND MOLECULAR-BIOLOGICAL METHODS


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Abstract

Aim. Establishment of ratios that would allow to execute recalculation of mycoplasma concentration from CFU/ml and/or CCU/ml into units obtained during PCR analysis - geq/ml. Materials and methods. Pure cultures of Mycoplasma hominis, Ureaplasma parvum and Ureaplasma urealyticum were studied by cultural and molecular-biological methods with quantitative evaluation. Studies of initial cultures as well as series of 10-fold dilutions were carried out. 32 experiments in total were carried out. Results. Ratio between geq/ml and CFU/ml for M. hominis was 3.5; geq/ ml and CCU/ml ratio - 4.4. Ratio between geq/ml and CCU/ml for U. parvum was 7.1; for U. urealyticum - 11.2. Conclusion. Ratios between indexes obtained during quantitative study of pure genital micoplasma cultures by using 2 methods were established.

About the authors

T. A Ivanova

Central Research Institute of Epidemiology, Moscow, Russia

A. E Guschin

Central Research Institute of Epidemiology, Moscow, Russia

N. A Gamova

Gamaleya Research Institute of Epidemiology and Microbiology, Moscow, Russia

O. I Barkhatova

Gamaleya Research Institute of Epidemiology and Microbiology, Moscow, Russia

I. V Rakovskaya

Gamaleya Research Institute of Epidemiology and Microbiology, Moscow, Russia

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Copyright (c) 2014 Ivanova T.A., Guschin A.E., Gamova N.A., Barkhatova O.I., Rakovskaya I.V.

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