is evaluation of hepatitis a immunity required or not?

Is Evaluation of Hepatitis A Immunity Required or Not?

Hepatitis A virus (HAV) infection is one of the most common causes of acute hepatitis and it is a serious health problem worldwide. HAV infection is a vaccine preventable disease that can produce the lifelong immunity seen in many developed countries with the vaccination schedule administered to children; however this vaccine is not used in developing countries at the present time. Improvements...

Maspin is not required for embryonic development or tumour suppression

Maspin (SERPINB5) is accepted as an important tumour suppressor lost in many cancers. Consistent with a critical role in development or differentiation maspin knockout mice die during early embryogenesis, yet clinical data conflict on the prognostic utility of maspin expression. Here to reconcile these findings we made conditional knockout mice. Surprisingly, maspin knockout embryos develop int...

The CD9 tetraspanin is not required for the development of peripheral B cells or for humoral immunity.

The CD9 tetraspanin is known to be expressed at high levels on marginal zone (MZ) B cells, B-1 B cells, and plasma cells, and its expression is believed to be dependent on signals derived via Btk. In CD9 null mice, however, the development and survival of MZ B cells, B-1 B cells, and plasma cells all appear to be unaffected, and humoral immune responses to T-dependent and T-independent Ags are ...

is occult hepatitis b virus infection with detectable anti-hbs infectious or not?

in the recent issue of middle east journal of digestive diseases, we read with great interest the article by bahari et al. 1 , “significance of response to hepatitits b vaccine in subjects with isolated antibody to hepatitis b core antigen”. we wanted to specify some important matters related to the article.

Perforin Is Required for Primary Immunity

Hepatitis is Deadly

احتمال ابتلای پرستاران به هپاتیت B بیش از احتمال ابتلای آنان به ویروس ایدز است. احتیاطات عمومی، واکسن هپاتیت B، و آگاهی از این بیماری، ابزارهائی هستند که شما احتیاج دارید تا خود را در مقابل تماس های شغلی محافظت نمایید.