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List of works by Lyudmila Boyanova

Actinomycosis: a frequently forgotten disease.

scientific article published on January 2015

Activity of Bulgarian propolis against 94 Helicobacter pylori strains in vitro by agar-well diffusion, agar dilution and disc diffusion methods

scientific article published in May 2005

Activity of lansoprazole against Helicobacter pylori

scientific article

Anaerobic bacteria in 118 patients with deep-space head and neck infections from the University Hospital of Maxillofacial Surgery, Sofia, Bulgaria

scientific article published in September 2006

Anaerobic microbiology in 198 cases of pleural empyema: a Bulgarian study

scientific article published in October 2004

Anti-Helicobacter pylori activity of Lactobacillus delbrueckii subsp. bulgaricus strains: preliminary report.

scientific article published on 9 March 2009

Antibacterial resistance in Helicobacter pylori strains isolated from Bulgarian children and adult patients over 9 years

scientific article published in January 2006

Antibiotic resistance rates in causative agents of infections in diabetic patients: rising concerns.

scientific article published on April 2013

Antimicrobial resistance and the management of anaerobic infections.

scientific article published on August 2007

Association of iceA and babA genotypes in Helicobacter pylori strains with patient and strain characteristics.

scientific article published on 8 May 2010

Bacteriocin-like inhibitory activities of seven Lactobacillus delbrueckii subsp. bulgaricus strains against antibiotic susceptible and resistant Helicobacter pylori strains

scientific article published on 4 October 2017

Benefits of Helicobacter pylori cagE genotyping in addition to cagA genotyping: a Bulgarian study

scientific article published on 24 June 2011

Campylobacter infection in 682 bulgarian patients with acute enterocolitis, inflammatory bowel disease, and other chronic intestinal diseases.

scientific article published in May 2004

Characteristics and trends in macrolide resistance among Helicobacter pylori strains isolated in Bulgaria over four years.

scientific article published in August 1999

Characterization of oral Helicobacter pylori strain by 4 methods.

scientific article published on 26 September 2013

Clarithromycin Resistance Mutations in Helicobacter pylori in Association with Virulence Factors and Antibiotic Susceptibility of the Strains

scientific article

Clonal dissemination of multilocus sequence type ST15 KPC-2-producing Klebsiella pneumoniae in Bulgaria

scientific article published on 25 August 2015

Coadministration of probiotics with antibiotics: why, when and for how long?

scientific article published on 01 April 2012

Comparative evaluation of the activity of plant infusions against Helicobacter pylori strains by three methods

scientific article published on 31 December 2013

Comparative evaluation of two methods for testing metronidazole susceptibility of Helicobacter pylori in routine practice

scientific article

Detection of Helicobacter pylori infection in symptomatic Bulgarian adults

scientific article published in September 2007

Direct Gram staining and its various benefits in the diagnosis of bacterial infections

scientific article published in November 2017

Dissemination of successful international clone ST15 and clonal complex 17 among Bulgarian CTX-M-15 producing K. pneumoniae isolates.

scientific article published on 25 August 2017

Evaluation of Helicobacter pylori eradication by triple therapy plus Lactobacillus acidophilus compared to triple therapy alone

scientific article published on 05 January 2011

Evaluation of clinical and socio-demographic risk factors for antibacterial resistance of Helicobacter pylori in Bulgaria

scientific article published in January 2009

First identification of KPC-2 and VIM-1 producing Klebsiella pneumoniae in Bulgaria

scientific article published on 14 September 2013

First report of Enterobacter asburiae isolate, producing NDM-1 and a novel ACT-68 enzyme in Bulgaria

scientific article published on 12 June 2019

Geographic map and evolution of primary Helicobacter pylori resistance to antibacterial agents.

scientific article published in January 2010

Helicobacter pylori and Helicobacter heilmannii in children. A Bulgarian study

scientific article published in August 2003

Helicobacter pylori and Helicobacter heilmannii in untreated Bulgarian children over a period of 10 years

scientific article published in August 2007

Helicobacter pylori growth stimulation by adrenaline detected by two methods

scientific article published on 17 August 2018

Helicobacter pylori infection is associated with anemia, weight loss or both conditions among Bulgarian children

scientific article published on 01 December 2020

Helicobacter pylori oipA genetic diversity and its associations with both disease and cagA, vacA s, m, and i alleles among Bulgarian patients

scientific article published on 19 September 2011

Helicobacter pylori resistance to six antibiotics by two breakpoint systems and resistance evolution in Bulgaria.

scientific article published on January 2016

Helicobacter pylori susceptibility to fosfomycin, rifampin, and 5 usual antibiotics for H. pylori eradication

scientific article published on 12 April 2014

Helicobacters in Bulgarian Children ⬇️

scientific article published on 01 October 1997

High prevalence and resistance rates to antibiotics in anaerobic bacteria in specimens from patients with chronic balanitis

scientific article

High prevalence of virulent Helicobacter pylori strains in symptomatic Bulgarian patients

scientific article published in August 2009

Honey and green/black tea consumption may reduce the risk of Helicobacter pylori infection.

scientific article published on 6 March 2015

How to isolate, identify and determine antimicrobial susceptibility of anaerobic bacteria in routine laboratories?

scientific article published on 16 February 2018

In vitro activity of Bulgarian propolis against 94 clinical isolates of anaerobic bacteria

scientific article published on 21 August 2006

Increase in amoxicillin resistance in Helicobacter pylori from Bulgarian patients over 15 years

scientific article published in 2022

Influence of Dietary Factors on Helicobacter pylori and CagA Seroprevalence in Bulgaria

scientific article

Influence of transport conditions and media on Helicobacter pylori isolation ⬇️

scientific article published on December 1, 2003

Inhibition of Helicobacter pylori growth in vitro by Bulgarian propolis: preliminary report

scientific article published in May 2003

Inhibitory effect of rose oil products on Helicobacter pylori growth in vitro: preliminary report

scientific article published in July 1999

Investigation of multidrug-resistant Helicobacter pylori in pediatric patients: A Bulgarian study and literature data

scientific article published in 2022

Isolation of Escherichia coli ST131 producing KPC-2 in Bulgaria

scientific article published on 3 January 2017

Levofloxacin susceptibility testing against Helicobacter pylori: evaluation of a modified disk diffusion method compared to E test

scientific article

Linezolid susceptibility in Helicobacter pylori, including strains with multidrug resistance

scientific article published on 21 September 2015

Living in Sofia is associated with a risk for antibiotic resistance in Helicobacter pylori: a Bulgarian study.

scientific article published on 13 April 2013

Multidrug resistance in Helicobacter pylori: current state and future directions

scientific article published on 28 August 2019

Multidrug resistance in anaerobes

scientific article published on 01 August 2019

Numerous risk factors for Helicobacter pylori antibiotic resistance revealed by extended anamnesis: a Bulgarian study

scientific article published on 26 August 2011

Prevalence and evolution of Helicobacter pylori resistance to 6 antibacterial agents over 12 years and correlation between susceptibility testing methods

scientific article

Prevalence of multidrug-resistant Helicobacter pylori in Bulgaria

scientific article published on 5 June 2009

Primary Helicobacter pylori resistance in elderly patients over 20 years: A Bulgarian study

scientific article published on 7 May 2017

Recent evolution of antibiotic resistance in the anaerobes as compared to previous decades.

scientific article published on 27 May 2014

Rifamycin use for treatment of Helicobacter pylori infection: a review of recent data

scientific article published on 01 August 2020

Risk factors for primary Helicobacter pylori resistance in Bulgarian children

scientific article published in September 2004

Role of Helicobacter pylori virulence factors for iron acquisition from gastric epithelial cells of the host and impact on bacterial colonization.

scientific article

Significance of Helicobacter pylori vacA intermediate region genotyping—a Bulgarian study ⬇️

scientific article published on August 28, 2012

Status of Helicobacter pylori cag pathogenicity island (cagPAI) integrity and significance of its individual genes

scientific article published on 7 February 2018

Stress hormone epinephrine (adrenaline) and norepinephrine (noradrenaline) effects on the anaerobic bacteria

scientific article published on 8 January 2017

Susceptibility of anaerobes to fusidic acid and fosfomycin

scientific article published on 25 February 2015

The status of antimicrobial resistance of Helicobacter pylori in eastern Europe.

scientific article published in July 2002

Three unsuccessful treatments of Helicobacter pylori infection by a highly virulent strain with quadruple antibiotic resistance

scientific article

Trends in antibiotic resistance in Prevotella species from patients of the University Hospital of Maxillofacial Surgery, Sofia, Bulgaria, in 2003-2009.

scientific article published on 27 July 2010

Two-decade trends in primary Helicobacter pylori resistance to antibiotics in Bulgaria

scientific article published on August 2010

Virulence arsenal of the most pathogenic species among the Gram-positive anaerobic cocci, Finegoldia magna.

scientific article

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