background hepatitis b virus (hbv) is a major cause of chronic hepatitis, liver cirrhosis, and hepatocellular carcinoma (hcc). hb vaccination is an essential step in the prevention of the disease and its consequent complications. objectives immune status of medical personnel in teaching hospitals of khuzestan is not well known. since these personnel are usually at risk of needle stick and other...

this experiment was conducted to evaluate the effects of different levels of dried lemon pulp (dlp) on performance, carcass traits, blood biochemical and immunity parameters of broilers. in this experiment 240 of broilers (ross-308) were used in a completely randomized design with 4 treatments and 3 replicates (with 20 birds in each replicate) from 1 to 42 days. experimental diets included: 1) ...

the objective of this study was to evaluate the effects of cottonseed meal (csm) treated with sodium bentonite (sb) on certain blood components and immune response of laying hens. a 3 × 3 factorial arrangement with 3 levels of sb (0, 10, and 20 g/kg of diet) and 3 levels of csm (0, 100 and 200 g/kg of diet) were used within 9 dietary treatments of 4 replicates each. nine mash diets were fed to ...

this experiment was conducted to investigate the effects of olive leaf (ol) on immune response and some blood metabolites of broiler chickens. a total of 400 one-day-old broiler chicks (male and female) were randomly assigned to 5 experimental treatments with 4 replicates of 20 birds each. birds of different treatments were given diets containing 0, 0.25, 0.5, 0.75 and 1% ol powder from 14 to 4...

conclusions this study shows lower anti-hbs among students who were vaccinated at infancy compared to those vaccinated at older childhood or adolescence. also, subsequent measurement of anti-hbs level at the time of entrance to university is recommended for all previously immunized students. results vaccination coverage rates were 74.1%. about half the participants didn’t show serological evide...