Teodora Hristova

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The studies were performed on samples of broiler carcasses from 13 different Bulgarian poultry slaughterhouses in 2008. Neck skin samples from 327 chilled broilers were examined for presence of Salmonella spp. All isolates were serologically typed. Positive samples were 86/327 or 26.29% of all studied broiler carcasses. Contaminated samples originated more(More)
Crimean-Congo hemorrhagic fever (CCHF) and hantavirus infections are the two viral hemorrhagic fevers spread in Europe. To test actual circulation of CCHF virus (CCHFV) and hantaviruses in Bulgaria, we conducted country-wide seroepidemiological studies. Serum samples were collected prospectively from 1500 residents of all 28 districts in Bulgaria. CCHFV(More)
New building ceramics, obtained by sintering at 1150-1250oC of huge amounts of Blast Furnace Slag or bottom ashes from Municipal Solid Waste Incinerator (MSWA) mixed with kaolin, are characterised. The phase compositions and the amounts of formed crystal and amorphous phases are estimated by XRD analysis. The structures of the final samples (both surface(More)
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