Zobrazeno 1 - 10
of 51
pro vyhledávání: '"Gabriela Tsankova"'
Autor:
Neli Ermenlieva, Emilia Georgieva, Gabriela Tsankova, Gergana Nedelcheva, Krasimira Laleva, Sylvia Stamova, Todorka Kostadinova
Publikováno v:
Biotechnology & Biotechnological Equipment, Vol 37, Iss 1, Pp 309-316 (2023)
AbstractBacterial cultures are commonly preserved for long periods of time via freeze-drying (lyophilization). Lyophilized bacteria typically retain viability from 5 to 35 years. We investigated the vitality and preservation of some of the characteri
Externí odkaz:
https://doaj.org/article/f449e326e9d64aacaa4c509efd8e4be8
Publikováno v:
Journal of IMAB, Vol 27, Iss 4, Pp 4038-4042 (2021)
The low temperature in the storage processes can vary in the range of +4°C to -80°C and even lower, using liquid nitrogen. Depending on this, the time for which we expect the microbial culture to remain viable also changes. Agar slant culture, cove
Externí odkaz:
https://doaj.org/article/5af42d7a6ac642d2a93df184e11a0692
Autor:
Gabriela Tsankova, Tatina Todorova, Neli Ermenlieva, Albena Merdzhanova, Veselina Panayotova, Diana Dobreva, Katya Peytcheva
Publikováno v:
Journal of IMAB, Vol 27, Iss 1, Pp 3506-3509 (2021)
Background: Over the past decade, there has been a growing interest in sea bivalves, which are an inexpensive and easily accessible source of high-quality proteins, lipids and secondary metabolites with antimicrobial and anti-fungal potential. Farmed
Externí odkaz:
https://doaj.org/article/87fcd3288c174d36bba4d698a8aeaaa5
Autor:
Tsvetelina Kostadinova, Liliya Ivanova, Denitsa Tsaneva, Neli Ermenlieva, Zhivka Stoykova, Gabriela Tsankova
Publikováno v:
Journal of IMAB, Vol 25, Iss 1, Pp 2369-2372 (2019)
Purpose: The Epstein-Barr virus (EBV) is widespread in the human population and is the major cause of infectious mononucleosis. Also, the virus is associated with the development of Hodgkin's and non-Hodgkin's lymphomas and nasopharyngeal carcinoma.
Externí odkaz:
https://doaj.org/article/6a5bb7697077496692839b4d00910522
Publikováno v:
Journal of IMAB, Vol 24, Iss 4, Pp 2276-2280 (2018)
Water contaminated by human and animal excreta may contain a range of pathogenic microorganisms such as viruses, bacteria and protozoa. During the bathing season, water samples are taken and analyzed for Escherichia coli and intestinal enterococci.
Externí odkaz:
https://doaj.org/article/3e4d0c2db70842539349f38749b8763d
Autor:
Tsvetelina Kostadinova, Liliya Ivanova, Tatina Todorova, Zhivka Stoykova, Denitsa Tsaneva, Gabriela Tsankova
Publikováno v:
Journal of IMAB, Vol 24, Iss 4, Pp 2267-2271 (2018)
Purpose: The EA (early antigen) is expressed during the lytic phase of the EBV life cycle, together with VCA (viral capsid antigen) and MA (membrane antigen). Antibodies to EA (D) IgG occur in the course of primary infection, but not in all patients.
Externí odkaz:
https://doaj.org/article/f81f519ca35847fdbe9a4e0eda3779c3
Autor:
Tatina T. Todorova, Gabriela Tsankova, Dajana Tsankova, Tcvetelina Kostadinova, Neli Lodozova
Publikováno v:
Journal of IMAB, Vol 21, Iss 3, Pp 810-813 (2015)
Background: Hepatitis B (HBV) and hepatitis C viruses (HCV) are highly contagious and important occupational hazard for health workers. Dental practice often includes direct contact with patients’ body fluids and exposure at high degree to potentia
Externí odkaz:
https://doaj.org/article/3c0b955b0a0743538511d7f33e715cb8
Autor:
Gabriela Tsankova, Eliana Ivanova, Tatina Todorova, Rumen Konstantinov, Neli Ermenlieva, Ianka Draganova
Publikováno v:
Journal of IMAB, Vol 22, Iss 2, Pp 1154-1156 (2016)
Pertussis is an acute infectious disease, caused by Bordetella pertussis. Although an effective vaccination program exists in many countries, it is a wide-spread and highly contagious infection. In Varna Region, B. pertussis infection affects differ
Externí odkaz:
https://doaj.org/article/c4f44da1642549c486fd6c76e780139e
Publikováno v:
Journal of IMAB, Vol 22, Iss 1, Pp 1033-1035 (2016)
Background: Bulgaria is a country of moderate endemicity for hepatitis B infection with 3-7% of the general population chronically infected with the virus. Since 1991, an obligatory vaccination has been implemented for all healthy newborns. As a resu
Externí odkaz:
https://doaj.org/article/84131e9565fa44e1b752c76be32ff218
Publikováno v:
Journal of IMAB, Vol 21, Iss 4, Pp 1000-1002 (2015)
Mycobacterium peregrinum is a member of the group of rapidly growing Nontuberculous Mycobacteria (NTM). It can be found in high frequency in natural and laboratory environments and is considered to be uncommonrare pathogen for both immunocompetent an
Externí odkaz:
https://doaj.org/article/0bf6525288df4a53b0eb2754cc66e62a