vitamin d3 has a role in many autoimmune diseases and appears to play a function in controlling rheumatoid arthritis (ra). the aim of this study is to evaluate the relationship between serum level of vitamin d and ra disease activity score. the serum level of vitamin d in 75 ra patients referred to the rheumatology clinic of rasoul-akram hospital was measured. patients were classified into low,...

Background and Objective: Colorectal cancer (CRC) is one of the most prevalent cancers worldwide. Oxidative stress is one of the involved factors in CRC onset and progression. Recent examinations have revealed antioxidant characteristics of vitamin D. Given the vital role of this vitamin in balancing free radicals and antioxidant capacity, in this study we intended to review the association bet...

Background: Febrile seizures are the most common convulsive disorder in children. There is growing evidence that vitamin D can affect gene expression and modulate various cell metabolisms. Also vitamin D may have a role in the etiology of febrile seizures. We aimed to explore vitamin D status in children with febrile seizure. Materials and Methods: This cross-sectional study was conducted on 40...

background: diabetes has become the next most widespread disease after cancer. recent studies have found that diabetes and moderate to severe vitamin d defi ciency are associated with reduced bone mineral content; therefore administration of vitamin d may correct these conditions. the purpose of this research is to compare the effect of vitamin d administration on bone to implant contact in dia...

the effects of dietary vitamin e levels on mucosal maltase and alkaline phosphatase (alp) enzyme activities and on the amount of mucosal malonyldialdehyde (mda) in broiler chickens were studied in the present study. one hundred and eighty of day old male broiler chicks (ross 308 strain) were randomly assigned into five groups, each with three replicates and 12 chicks in each replicate. chickens...

background: vitamin a is a lipid soluble vitamin which can be stored in the body organs (especially in liver) and its supply is only through ration. objectives: the present study has been conducted to evaluate vitamin a status of feedlot cattle in the city of garmsar and impact of season and nutritional management on it. methods: during the study 100 blood samples were taken from feedlot cattle...

this experiment was conducted to evaluate the effects of vitamin c on laying hens performance, egg characteristics and some blood parameters under normal rearing condition. one hundred and ninety two 24 - weeks - old laying hens diet were used in a completely randomized design with 4 treatments (0, 250, 500 and 750 mg vitamin c/kg diet) and 4 replicates for 105 days. although feed consumption, ...

introduction: immune system is involved in the etiology and pathophysiology of inflammation and vitamins are important sources of substances inducing nonspecific immunomodulatory effects. given the proinflammatory role of cytokines in the inflammation and pain induction, this study aimed to assess the effects of long-term administration of vitamin b1 on the proinflammatory cytokines, edema, and...