background: probiotics are “live”, beneficial microbes that provide important health benefits in their hosts. there is significant interest in the modulation and regulation of the immune function by probiotics. objective: to investigate the immunomodulatory effects of a probiotic mixture, including lactobacillus and bifidobacterium species, by detecting serum cytokine and immunoglobulin levels....

an experiment was conducted on 400 broilers to evaluate the effects of dietary supplementation ofantibiotic and probiotic on performance of birds under heat stress condition. the first group of chickens, thecontrol group, received a diet without any antibiotic and probiotic. the second group received diet with0.02% virginiamycin antibiotic; the two other groups were fed diets with 0.05% and 0.1...

background staphylococcus aureus (s. aureus) is the most common pathogen responsible for osteomyelitis. conclusions parenteral administration of viable l. casei inhibits s. aureus-induced infection as shown by the bacteriologic analysis, but makes no difference to the radiological :union: rates. this could be the first step towards developing an effective, biologic adjunctive therapy for the ma...

Background: A decreased rate of successful helicobacter pylori (H.pylori) infection treatment has revealed serious demand for more effective regimens to eradicate infection. Therefore, probiotics have recently been considered to increase the rate of antibiotic regimens efficacy in H. pylori infections. In current randomized controlled trial, we evaluated the effect of double strain probiotic co...

Under intensive aquaculture conditions, fish are exposed to many pathogens, due to that strengthening their immune system is an alternative significant way to reduce mortality rate and disease-related complications. Probiotics are valuable oral nutrition supplements for this purpose. In the present investigation, there were used Koi fish (n=120) with the characteristics of 10±3 Cm in length and...