نتایج جستجو برای: acute exposure

تعداد نتایج: 781872  

Journal: :Scandinavian Journal of Work, Environment & Health 1977

Kanhiya Mahour, Prabhu N Saxena,

Background: Exposure to any xenobiotic can disturb the metabolic activities of particular organs. Hence present study is designed to find changes in hepatic biochemistry, histochemistry and histopathology besides serum enzyme levels after acute and sub-acute treatment with mercuric chloride, a heavy metallic compound, in albino rat (Rattus norvegicus). Materials & methods: Thirty albino rat...

Journal: :The Journal of clinical investigation 1983
T S Johnson J B Young L Landsberg

The sympathoadrenal responses to acute and chronic hypoxic exposure at 10.5 and 7.5% oxygen were determined in the rat. Cardiac norepinephrine (NE) turnover was used to assess sympathetic nervous system (SNS) activity, and urinary excretion of epinephrine (E) was measured as an index of adrenal medullary activity. The responses of the adrenal medulla and SNS were distinct and dependent upon the...

Journal: :American journal of respiratory cell and molecular biology 1999
M Nishikawa N Kakemizu T Ito M Kudo T Kaneko M Suzuki N Udaka H Ikeda T Okubo

We examined the hypothesis that superoxide mediates infiltration of neutrophils to the airways through nuclear factor (NF)-kappaB and interleukin-8 (IL-8) after acute exposure to cigarette smoke (CS) in vivo. Male Hartley strain guinea pigs were exposed to air or 20 puffs of CS and killed 5 h after the exposure. The differential cell count of bronchoalveolar lavage fluid and specific myeloperox...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید