On May 27 - June 4, 2025, Islam Karmokov, junior researcher, laboratory of zoonotic infections, Alexander Shchemelev and Ekaterina Anufrieva, junior researchers, laboratory of immunology and virology of HIV infection conducted scientific research in the Republic of Guinea in the field of "Study of the etiology of fevers of unknown genesis in the Republic of Guinea" and "Parenteral viral hepatitis and HIV infection in the Republic of Guinea: serological and molecular profiles", organized within the framework of the Federal Project "Sanitary shield of the country - health safety (prevention, detection, response)".
The studies were carries out in the laboratory complex of the Russian-Guinean Research Center for Epidemiology and Prevention of Infectious Diseases (Kindia city). In particular, blood serum samples obtained from febrile patients were tested: by ELISA for the presence of IgM antibodies to leptospirosis pathogens (a total of 212 samples were tested, of which 79 were positive (37.3%); by ELISA for the presence of IgG antibodies to leptospirosis pathogens (a total of 212 samples were tested, of which 123 were positive (58.0%)); by PCR for the presence of pathogenic leptospira DNA (a total of 135 samples were tested, no positive samples were detected); by PCR for the presence of DNA of tick-borne spotted fever group rickettsia (a total of 135 samples were tested, of which 16 were positive (11.9%). Blood serum samples obtained from volunteers were tested: by ELISA for the presence of anti-HCV (a total of 138 samples were tested, of which 3 were positive (2.2%)); by ELISA for the presence of HBcore (a total of 138 samples were tested, of which 45 were positive (32.6%); by ELISA for the presence of HBsAg (a total of 138 samples were tested, of which 37 were positive (26.8%)); by ELISA for the presence of anti-HBsAg (a total of 138 samples were tested, of which 7 were positive (5.1%).
