scholarly journals Prevalence of Helicobacter pylori infection and the incidence of ureA and clarithromycin resistance gene 23S rRNA genotypes status in Saudi Arabia

2013 ◽  
Vol 20 (1) ◽  
pp. 75-78 ◽  
Author(s):  
Marwah M. Bakri
2016 ◽  
Vol 58 (4) ◽  
pp. 371 ◽  
Author(s):  
Yeliz Çağan-Appak ◽  
Hörü Gazi ◽  
Semin Ayhan ◽  
Beyhan Cengiz-Özyurt ◽  
Semra Kurutepe ◽  
...  

1998 ◽  
Vol 36 (9) ◽  
pp. 2730-2731 ◽  
Author(s):  
Ge Wang ◽  
Qin Jiang ◽  
Diane E. Taylor

Clarithromycin-susceptible and clarithromycin-resistantHelicobacter pylori isolates from the same patient were investigated for the mode of development and mechanism of clarithromycin resistance. The clarithromycin-resistant strain UA1182 harbors homozygous A-to-G mutations at position 2143 in both copies of the 23S rRNA gene and has a phenotype of resistance to clarithromycin and clindamycin but no significant resistance to streptogramin B. Pulsed-field gel electrophoresis patterns of NruI- andNotI-digested genomic DNA from the Clas and Clar isolates demonstrated that they are genetically distinct, suggesting that the development of clarithromycin resistance is not from the mutation of the existing Clas strain but from a completely new strain.


2018 ◽  
Vol 67 (5) ◽  
pp. 601-604 ◽  
Author(s):  
Yuliet L. Rosero ◽  
Betsy V. Arévalo-Jaimes ◽  
María Pilar Delgado ◽  
José F. Vera-Chamorro ◽  
Daniella García ◽  
...  

Medicine ◽  
2016 ◽  
Vol 95 (21) ◽  
pp. e3458 ◽  
Author(s):  
Chao-Hung Kuo ◽  
Chung-Jung Liu ◽  
Ching-Chia Yang ◽  
Fu-Chen Kuo ◽  
Huang-Ming Hu ◽  
...  

2014 ◽  
Vol 33 (4) ◽  
pp. 375-382 ◽  
Author(s):  
Hamed Said Habib ◽  
Moustafa Abdelaal Hegazi ◽  
Hussam Aly Murad ◽  
Elamir Mahmoud Amir ◽  
Taher Fawzy Halawa ◽  
...  

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