Results 111 to 120 of about 2,368,811 (205)

Prevalence of primary clarithromycin resistance in Helicobacter pylori strains over a 15 year period in Italy

, 2007
The frequency of primary clarithromycin resistance in Helicobacter pylori strains is increasing worldwide, and its presence significantly reduces the treatment efficacy of infection.
Hassan, Cesare
core   +1 more source

Phenotypic and genotypic Helicobacter pylori clarithromycin resistance and therapeutic outcome: benefits and limits

, 2010
Primary clarithromycin resistance is increasing worldwide, and it has been regarded as the main factor reducing the efficacy of Helicobacter pylori therapy.
Giorgio F, Perna, Francesco, Morini S, Zullo Ierardi E, Hassan C, De Francesco V, PERNA, FEDERICO, Hassan, Cesare, VAIRA, BERARDINO, Pannella C   +9 more
core   +1 more source

SURVEY IN IRAN OF CLARITHROMYCIN RESISTANCE IN HELICOBACTER PYLORI ISOLATES BY PCR-RFLP [PDF]

, 2013
The aims of this study were to assess primary resistance of H. pylori strains isolated from adult patients of Ilam, Iran to antibacterial agents (amoxicillin, clarithromycin, metronidazole and tetracycline) and detection of clarithromycin, azithromycin ...
Maleki, A., Sekawi, Z., Sadeghifard, N., Seidnazari, T., Ghafourian, S., Qomi, M. A., Soleimani, M.   +6 more
core   +1 more source

Prevalence of primary Helicobacter pylori antibiotic resistance in Europe over the past four decades

Gut Microbes
Background & aims Antibiotic resistance is a major determinant of the efficacy of Helicobacter pylori (H. pylori) eradication treatment. Our objective was to evaluate the prevalence and geographical distribution of primary antibiotic resistance in ...
Beatriz Nafria, Olga P. Nyssen, Jone Narbaiza, Mila Montes, Pablo Parra, Javier P. Gisbert, Luis Bujanda   +6 more
doaj   +1 more source

Detection of Helicobacter pylori resistance to clarithromycin and fluoroquinolones in Brazil : a national survey [PDF]

, 2016
AIM To evaluate bacterial resistance to clarithromycin and fluoroquinolones in Brazil using molecular methods. METHODS The primary antibiotic resistance rates of Helicobacter pylori (H.
Maguilnik, Ismael, Passos, Raissa Iglesias Fernandes Angelo, Sanches, Bruno Squárcio Fernandes, Alves, Edson J., Coelho, Luiz Gonzaga Vaz, Moretzsohn, Luciana Dias, Cota, Bianca Della Croce Vieira, Mascarenhas, Ramiro Robson Fernandes, Martins, Gustavo Miranda, Ribeiro, Laércio Tenório, Souza, Julia Duarte de, Rezende Filho, Joffre, Lima, Karine Sampaio, Maia, Alinne Lais Bessa, Breyer, Helenice Pankowski, Trindade, Osmar Reni, Meira, Ana Carolina, Pinto, Henrique   +17 more
core   +1 more source

MOLECULAR DETECTION OF CLARITHROMYCIN AND FLUOROQUINOLONES RESISTANCE IN HELICOBACTER PYLORI INFECTION, DIRECTLY APPLIED TO GASTRIC BIOPSIES, IN AN URBAN BRAZILIAN POPULATION

Arquivos de Gastroenterologia
Background - Antimicrobial resistance is the major factor leading to eradication failure in H. pylori treatment. Molecular tests are useful to detect genetic mutations predictive of clarithromycin and fluoroquinolones resistance.
Gustavo Miranda MARTINS, Bruno Squárcio Fernandes SANCHES, Luciana Dias MORETZSOHN, Karine Sampaio LIMA, Bianca Della Croce V COTA, Luiz Gonzaga Vaz COELHO   +5 more
doaj   +1 more source

The helicobacter pylori resistance rate to clarithromycin in Iran

, 2015
Background: Clarithromycin is the most commonly suggested antibiotic in Helicobacter pylori eradication regimens. Increasing antibiotic resistance rate to clarithromycin is the main reason for therapeutic failure.
Keshavarz Azizi Raftar, S., Moosavi, G.A., Moniri, R., Dastehgoli, K., Mirzaei Ghazi Kalayeh, H., Saffari, M., Razavizadeh, M., Arj, A.   +7 more
core  

Helicobacter pylori Secondary Antibiotic Resistance after One or More Eradication Failure: A Genotypic Stool Analysis Study

Antibiotics
Helicobacter pylori (H. pylori) antibiotic resistance is the leading cause for unsuccessful eradication therapy. After one or more failures, the chance of encountering secondary antibiotic resistance increases.
Giuseppe Losurdo, Martino Mezzapesa, Ilaria Ditonno, Mariapaola Piazzolla, Maria Pricci, Bruna Girardi, Francesca Celiberto, Grazia Galeano, Giuseppe Riezzo, Francesco Russo, Andrea Iannone, Enzo Ierardi, Alfredo Di Leo   +12 more
doaj   +1 more source

Low-level primary clarithromycin resistance of Helicobacter pylori in Reunion Island

International audienceIntroduction: The increasing resistance of Helicobacter pylori to clarithromycin leads to an ongoing adaptation of empirical first-line treatment for H.
Burucoa, Christophe, Belmonte, Olivier, Delage, Raphaël, Miltgen, Guillaume, Pichon, Maxime, Peyret-Moreau, Laura, Charazac, Arthur, Kamus, Laure, Pichard, Benoit   +8 more
core   +1 more source

Clinical utility of fecal Sanger sequencing and PCR alongside gastric biopsy E-test for Helicobacter pylori resistance to clarithromycin and quinolone

Microbiology Spectrum
To guide Helicobacter pylori eradication, we determined the prevalence and predictability of clarithromycin and quinolone resistance in 277 consecutive culture-positive patients who underwent gastroscopy.
Juan Xu, Linjie Peng, Haitao Hu, Yan Zhao, Wang Li, Hailin Peng, Chenglin Zhou   +6 more
doaj   +1 more source