نتایج جستجو برای: intrafamilial transmission
تعداد نتایج: 246449 فیلتر نتایج به سال:
BACKGROUND Exploring the role of ethnic identity may be a good starting point toward a better understanding of health attitudes in different communities. This knowledge would be most useful in addressing diseases that cause significant burden and for which known prevention and morbidity-reducing strategies are effective. OBJECTIVE The main objective was to investigate possible associations be...
Several studies report that mutans streptococci (MS) are closely associated with caries in humans and that there is a correlation between the number of carious lesions and the levels of MS in the saliva of children and adults. The presence of MS in the saliva of 93 members of six Brazilian families with at least 3 generations was investigated. Samples of whole unstimulated saliva were collected...
SUMMARY Hepatitis B virus infection (HBV) has been recognized as a major health problem worldwide. Greece belongs to the intermediate endemicity countries with a trend of decreasing prevalence of HBV infection during the last decade. However, the recent massive immigration to our country may have led to alterations of HBV epidemiology. In this study, we evaluated the epidemiological features of...
OBJECTIVE To describe the epidemiological and genotypic profile of chronic hepatitis B infection in Northern Portugal. METHODS This survey comprised 358 subjects with positive serology for hepatitis B antigen for at least six months, recruited from specialist appointments in two hospitals in Northern Portugal between 2008 and 2009. Data were obtained from patient files, laboratory tests perfo...
Alport syndrome (AS) is a type IV collagen hereditary disease characterized by progressive hematuric nephritis, hearing loss, and ocular changes. Mutations in the COL4A5 collagen gene are responsible for the more common X-linked dominant form of the disease characterized by much less severe disease in girls and women. A "European Community Alport Syndrome Concerted Action" (ECASCA) group was es...
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