background and objectives: diagnosis of avian tuberculosis by conventional culture method is still considered as the “gold standard” technique. the main objective of this study was to compare growth of mycobacterium avium subsp. avium on four specific mycobacterial cultures such as glycerinated lowenstein-jensen medium, pyruvate-enriched lowenstein- jensen medium, mycobactin j-supplemented herr...

conclusions review of the studies revealed that levels of multidrug-resistant tuberculosis among new tuberculosis patients are increasing in iran and the vaccination system needs to be reformed. because of the increasing number of patients coming from neighboring countries with multidrug-resistant tuberculosis, this area needs more stewardship and control in order to prevent the outbreak of mul...

isoniazid, is the only antituberculous drug for which the relation between lack of virulence and acquisition of resistance was associated. inh-resistant mutants were shown to contain defective katg gene. classical studies showed that inh-resistant south indian isolates have lower virulence in guinea pigs and higher susceptibility to h2o2. it is of interest to assess the virulence in south india...

background: tuberculosis (tb) is a major cause of death worldwide. finding an effective vaccine against tb is the best way to control it. several vaccines against this disease have been developed but none are completely protective. the aim of this study was to design and construct a cloning vector containing the mycobacterium tuberculosis (m. tuberculosis) heat shock protein x (hspx). methods: ...

Between 1991 and 1993, 444 inhabitants of the metropolitan area of Zurich were reported as confirmed or suspected cases of tuberculosis (TB). Overall, isolates of Mycobacterium tuberculosis of 361 patients (90% of the bacteriologically confirmed cases) were available to study the frequency of transmission of the strains on a molecular level. Restriction fragment length polymorphism (RFLP) analy...

tuberculosis is a chronic, specifi c granulomatous disease and a major cause of death in developing countries. we report a case of tuberculosis presenting fi rst as periodontal loss of tooth support leading to loose teeth and gingival enlargement affecting a 17-year-old female patient without any pulmonary lesion. diagnosis was based on histopathological examination and positive adenosine deami...

abstractchronic sialadenitis is a disease of salivary glands associated with chronic infections,systemic diseases and silolithiasis pathogenesis of the disease. primary tuberculoussubmandibulitis is not a reported disease. the diagnosis was confirmed whena 45 years old lady suspicious to submandibular gland tumor was operated on for excisionalbiopsy. histological examination of the specimen by ...