objective(s): this study aimed to find the effects of silver nanoparticles (ag-nps) (40 nm) on skin wound healing in mice mus musculus when innate immune system has been suppressed.materials and methods: a group of 50 balb/c mice of about 8 weeks (weighting 24.2±3.0 g) were randomly divided into two groups: ag-nps and control group, each with 25 mice. once a day at the same time, a volume of 50...

multiple sclerosis is an autoimmune disease of the central nervous system which is accompanied by demyelinating the neurons. the imbalance between the t cell effectors and t cell regulators is thought to have a role in the pathogenesis of the disease. melatonin is a hormone that is secreted by pineal gland which has an important role in circadian rhythm and immune-modulatory effects. melatonin ...

The immune systemcomprises an interacting assemblageof cells and solublemolecules whose primary function is to kill invading microorganisms that may cause damage to the body. Two interdependent kinds of immune systemare present inmost vertebrates, which together trigger one or more different killing mechanisms according to whether themicrobes live within or outside the cells of the body. An inn...

background: idiopathic anterior uveitis is an anterior segment inflammation in which a detailed medical history, general and ocular physical examination is not associated with any defined clinical syndrome. alterations in immune system parameters have been reported in patients with idiopathic posterior uveitis; however no data on the role of immune system in idiopathic anterior uveitis has yet ...

Background: Long-term and intensive physical exercise can change the function of different cells in the immune system in athletes, predisposing them to viral infections such as coronavirus disease (COVID-19). The purpose of this brief report was to provide protocols related to the immune system in athletes to prevent infectious diseases. Methods: To examine immune system res...

COVID-19 infection, a present ravaging disease attributed to a SARS-CoV like illness has brought the world to it knee causing a pandemic, with human-human transmission indexed to be a major source of transmission of this ailment. Alarmingly, this infection based on clinical manifestations has been diagnosed as a virus induced pneumonia with over 5 million cases reckoned at a mortality rate of a...