Prevalence of hepatitis B surface antigen among hemodialysis patients from Middle Eastern countries: a systematic review and meta-analysis

مولف: Ahmad Tavakoli1, 2, Mohsen Moghoofei3, 4, Shayan Mostafaei5, 6, Hadi Ghaffari2, Seyed Hamidreza Monavari2 & Seyed Moayed Alavian*,

خلاصه: Aim: The aim of this study was to determine the overall prevalence of hepatitis B surface antigen (HBsAg) among hemodialysis patients reported from the Eastern Mediterranean Regional Office of the WHO (EMRO) countries and the Middle East. Methods: Several databases such as PubMed, ISI Web of Science, MEDLINE and Scopus were searched for publications reporting HBsAg prevalence among hemodialysis patients up to December 2016. Results: From all the samples, the pooled prevalence of HBsAg was ... سال انتشار: 2017

Prevalence and Clinical Investigation of the Behcet’s Disease in Middle East and North Africa: A Systematic Review and Meta-Analysis

مولف: Mohammadtaghi Palizgir, 1 Mahdi Mahmoudi, 1 Mostafa Qorbani, 2 Shirin Djalalinia, 3 Shayan Mostafaei, 4 and Farhad Shahram1, *

خلاصه: Context: This systematic review and meta-analysis was performed to determine the prevalence (by overall relative frequency) and clinical information of the Behcet’s disease in Middle East and north Africa (MENA) and it has an important effect on the health policy and performing complementary studies in future. Evidence Acquisition: We performed this systematic literature review from several databases including PubMed, Scopus and ISI Web of Science according to search strategy with two filters, place (MENA ... سال انتشار: 2017

PDCD1 Single Nucleotide Polymorphisms in Iranian Patients With Juvenile Idiopathic Arthritis

مولف: Mahdi Mahmoudi1, 2, Alireza Rezaiemanesh1, 3, Sara Harsini4, 5, Arash Salmaninejad6, Shiva Poursani1, Tayyeb Bahrami7, Vahid Ziaee8, 9, and Nima Rezaei3, 5, 6

خلاصه: Abstract- Juvenile idiopathic arthritis (JIA) is a clinically heterogeneous cluster of complex diseases, in which both the genetic and environmental factors seem to play a role in the development of the disease. The current study aims to assess the association of programmed cell death 1 (PDCD1, also called PD-1) gene variants with JIA vulnerability in Iranian population. In this case-control association study, we investigated a group of 50 Iranian patients ... سال انتشار: 2017

New insights toward the pathogenesis of ankylosing ; genetic variations and epigenetic modifications

مولف: Mahdi Mahmoudi, Saeed Aslani, Mohammad Hossein Nicknam, Jafar Karami & Ahmad Reza Jamshidi

خلاصه: Ankylosing spondylitis (AS) is a chronic inflammatory autoimmune disease, characterized by typically an axial arthritis. AS is the prototype of a group of disorders called spondyloarthropathies, which is believed to have common clinical manifestations and genetic predisposition. To date, the exact etiology of AS remains unclear. Over the past few years, however, the role of genetic susceptibility and epigenetic modifications caused through environmental factors have been extensively surveyed with respect to the pathogenesis of AS, resulted ... سال انتشار: 2017

New insights to the mechanisms underlying atherosclerosis in rheumatoid arthritis

مولف: Mahdi MAHMOUDI, 1 Saeed ASLANI, 1 Reza FADAEI2 and Ahmad Reza JAMSHIDI1

خلاصه: Rheumatoid arthritis (RA) is an inflammatory circumstance, which has been associated with increased risk of cardiovascular disease (CVD). Although RA management has been promoted, mortality rate due to CVD remains remarkable. Approximately, 50% of premature death cases in RA are attributable to CVD. RA patients develop atherosclerosis in a greater amount than the general population. Moreover, atherosclerotic lesions develop rapidly in RA patients and might be more susceptible to rupture. The inflammatory condition of ... سال انتشار: 2017

Molecular investigation of virulence factors of Brucella melitensis and Brucella abortus strains isolated from clinical and non-clinical samples

مولف: Reza Mirnejad a, Faramarz Masjedian Jazi b, Shayan Mostafaei c, d, Mansour Sedighi

خلاصه: Brucella is zoonotic pathogen that induces abortion and sterility in domestic mammals and chronic infections in humans called Malta fever. It is a facultative intracellular potential pathogen with high infectivity. The virulence of Brucella is dependent upon its potential virulence factors such as enzymes and cell envelope associated virulence genes. The aim of this study was to investigate the Brucella virulence factors among strains isolated from humans and animals in different parts of Iran. ... سال انتشار: 2017

Macrophages from Behcet's Disease Patients Express Decreased Level of Aryl Hydrocarbon Receptor (AHR) mRNA

مولف: Mohammad Taghi Palizgir1, Maryam Akhtari1, 2, Mahdi Mahmoudi1, Shayan Mostafaei1, Alireza Rezaeimanesh3, Massoomeh Akhlaghi1, and Farhad Shahram1

خلاصه: Aryl hydrocarbon receptor (AHR) is a ligand-activated transcription factor, connecting environmental stimulators with the immune system. M1 macrophages are a part of immune system that contribute to the inflammatory events in the pathogenesis of Behcet's disease (BD). The effect of AHR on the macrophages in BD patients is still unclear. In this study, we investigated the mRNA expression of AHR in the monocyte-derived and M1 macrophages in active BD patients ... سال انتشار: 2017

M2000 (b-D-Mannuronic Acid) as a Novel Antagonist for Blocking the TLR2 and TLR4 Downstream Signalling Pathway

مولف: S. Aletaha*, L. Haddad†, M. Roozbehkia*, R. Bigdeli‡, §, V. Asgary*, M. Mahmoudi¶ & A. Mirshafiey*

خلاصه: To date, selective blockade of Toll-like receptor (TLR) signalling has been developed as a new approach for treatment for many inflammatory diseases. As b- D-mannuronic acid (M2000) has been known as an anti-inflammatory molecule in several experimental models, we investigated the antagonistic effects of M2000 on TLR2 and TLR4 downstream signalling transduction pathway in human embryonic kidney (HEK) 293 cell lines overexpressing TLR2/CD14 and the TLR4/MD2/CD14 complex, respectively. M2000 effectively inhibited mRNA expression of MyD88 and p65, ... سال انتشار: 2017

Lack of Association between STAT4 Single Nucleotide Polymorphisms and Iranian Juvenile Rheumatoid Arthritis Patients

مولف: Saeed Aslani, Mahdi Mahmoudi, Arash Salmaninejad, Shiva Poursani, Vahid Ziaee & Nima Rezaei

خلاصه: Juvenile rheumatoid arthritis (JRA) is a common chronic systemic autoimmune disease in children. Single nucleotide polymorphisms (SNPs) of signal transducer and activator of transcription 4 (STAT4) gene are suspected to have associationwith the risk of autoimmune diseases. Previous investigations have indicated that the STAT4 rs7574865 T allele was significantly associated with rheumatoid arthritis. In this study, we aimed to evaluate the association of STAT4 SNPs with JRA in Iranian population. T allele of STAT4 rs7574865 SNPwas less ... سال انتشار: 2017

IRF7 gene expression profile and methylation of its promoter region in patients with systemic sclerosis

مولف: Ramazan REZAEI, 1, 2 Mahdi MAHMOUDI, 1 Farhad GHARIBDOOST, 1 Hoda KAVOSI, 1 Navid DASHTI, 1, 2 Vahideh IMENI, 1 Ahmadreza JAMSHIDI, 1 Saeed ASLANI, 1 Shayan MOSTAFAEI1 and Mohammad VODJGANI2

خلاصه: Objective: The aim of the current study was to evaluate if methylation status of CpG sites of interferon regulatory factor 7 (IRF7) promoter in peripheral blood mononuclear cells (PBMCs) of systemic sclerosis (SSc) patients is involved in pathogenesis of the disease. Methods: PBMCs were isolated from whole blood of 50 SSc patients and 30 controls. After the extraction of total RNA and DNA contents from PBMCs, complementary DNA (cDNA) was synthesized. Afterwards, quantitative analysis of ... سال انتشار: 2017

Hyaline Fibromatosis Syndrome: A Novel Mutation and Recurrent Founder Mutation in the CMG2/ ANTXR2 Gene

مولف: Leila Youssefian1, 2#, Hassan Vahidnezhad1, 3#, Yahya Aghighi4#, Vahid Ziaee4, 5#, Sirous Zeinali3, 6, Maryam Abiri2, 3 and Jouni Uitto1

خلاصه: Hyaline Fibromatosis Syndrome (HFS) is a rare autosomal recessive disorder affecting primarily skin and mucous membranes. Skin appears thickened with subcutaneous nodules, associated with swollen joint contractures, red hyperpigmentation and gingival hyperplasia. Additional findings include osteopenia and osteoporosis, and the affected children are susceptible to infections and protein losing enteropathy (1). Histopathology of skin lesions shows proliferation of spindle-shaped cells, embedded in a homogeneous hyaline-like material, and biochemical alterations in type I and VI collagens as well as in glycosaminoglycans have ... سال انتشار: 2017

Human endogenous retrovirus env genes: Potential blood biomarkers in lung cancer

مولف: Mokhtar Zarea, Shayan Mostafaeib, Ali Ahmadic, Sadegh Azimzadeh Jamalkandid, Atefeh Abedinie, Zahra Esfahani-Monfarede, Ruhollah Dorostkarf, ∗, Mojtaba Saadatia, ∗∗

خلاصه: Lung cancer, the leading cause of cancer mortality, needs urgent development of newly qualified diagnostic and therapeutic biomarkers. Recently, Human Endogenous Retroviruses (HERVs) have been introduced for cancer diagnosis. In this case-control study, we have collected blood samples from 60 lung cancer patients and 20 healthy controls. Quantitative gene expression analysis of various HERV env genes, including HERV-R, HERV-H, HERV-K, and HERV-P was performed by real-time PCR. Results indicate that expression of all four ... سال انتشار: 2017

High-dose intravenous steroid pulse therapy in ocular involvement of Behcet’s disease: a pilot double-blind control study

مولف: Mastaneh MOHAMMADI, 1 Farhad SHAHRAM, 1 Hormoz SHAMS, 1, 2 Massoomeh AKHLAGHI, 1 Farimah ASHOFTEH1 and Fereydoun DAVATCHI1

خلاصه: Aim: To evaluate the efficacy of intravenous high-dose pulses of methylprednisolone (IVPM) for treatment of ocular involvement in Behcet’s disease (BD). Method: In a double-blind control study, we randomized BD patients with posterior uveitis (PU) and/or retinal vasculitis (RV) into two groups. They received either IVPM (1000 mg methylprednisolone) or placebo for 3 consecutive days. Both groups received combination therapy with IV cyclophosphamide, azathioprine and prednisolone for 6 months. Visual acuity (VA), Disease Activity Index ... سال انتشار: 2017

Hematological Improvement of Patients with Active Rheumatoid Arthritis by β-D-Mannuronic Acid (M2000) as a Novel NSAID with Immunosuppressive Property

مولف: Keywords: Anemia; Inflammation; Interleukin; Mannuronic acid; M2000; Rheumatoid arthritis; Therapy

خلاصه: Copyright© Autumn 2017, Iran J Allergy Asthma Immunol. All rights reserved. 433 Published by Tehran University of Medical Sciences (http://ijaai.tums.ac.ir) ORIGINAL ARTICLE Iran J Allergy Asthma Immunol October 2017; 16(5): 433-442. Hematological Improvement of Patients with Active Rheumatoid Arthritis by β-D-Mannuronic Acid (M2000) as a Novel NSAID with Immunosuppressive Property Hossein Ahmadi1, Ahmad Reza Jamshidi2, Mahdi Mahmoudi2, Farhad Gharibdoost2, Mahdi Vojdanian2, Mohammad Javad Fattahi1,3, Noushin Rastkari4, Zahra Aghazadeh1, and Abbas Mirshafiey1 1 Department of Immunology, School of ... سال انتشار: 2017

Evaluation of TLR9 expression on PBMCs and CpG ODN-TLR9 ligation on IFN-α production in SLE patients

مولف: Sahar Mortezagholi, Zohreh Babaloo, Parisa Rahimzadeh, Haideh Namdari, Mojgan Ghaedi, Farhad Gharibdoost, Reza Mirzaei, Katayoon Bidad & Eisa Salehi

خلاصه: ABSTRACT Context: Systemic lupus erythematosus (SLE) is a systemic autoimmune disease characterized by autoreactive antibodies. Recent findings revealed the importance of innate immune responses, especially Toll-like receptors (TLRs) in the pathogenesis of SLE. Objective: In this study, the level of TLR9 expression on peripheral blood mononuclear cells (PBMCs) was analyzed. The levels of produced IFN-a were also measured in supernatant of PBMCs from SLE patients and healthy controls after stimulation with CpG ODN2216 which is a ... سال انتشار: 2017

Epigenetic involvement in etiopathogenesis and implications in treatment of systemic lupus erythematous

مولف: Arron Munggela Foma1 • Saeed Aslani1, 2 • Jafar Karami2, 3 • Ahmadreza Jamshidi2 • Mahdi Mahmoudi

خلاصه: Abstract Background Recent researches in the field of genetics have extended our knowledge through the discovery of genetic factors associated with autoimmune diseases (AID). Genetics by itself, however, cannot elucidate all the uncertainties encountered in the etiopathology of AID. On the other hand, incomplete harmony in the prevalence of AID in identical twins suggests that non-genetic factors may play an important role in determining the disease susceptibility. Besides, epigenetics, which is defined by changes in gene expression without a corresponding change ... سال انتشار: 2017
Effects of a Continuous Care Model on Patients’ Knowledge and Health-Related Quality of Life in Systemic Lupus Erythematosus  

Effects of a Continuous Care Model on Patients’ Knowledge and Health-Related Quality of Life in Systemic Lupus Erythematosus

Authers: Mohammad Sahebalzamani1, PhD, Hojjatollah Farahani2, PhD, Mojgan Tabatabaee Jamarani1, MSc, Seyedeh Tahereh Faezi3, MD, Kamran Moradi3, MD & Pedram Paragomi3, MD

Abstract: Purpose: The purpose of this study was to evaluate the effects of applying continuous care model (CCM) on the knowledge level and health-related quality of life (HRQoL) of systemic lupus erythematosus (SLE) patients and their perceptions of family awareness about the disease. Design: Continuous care model was implemented for 3 months on 34 SLE patients, in a pretest–posttest quasi-experimental design. Methods: Two sets of questionnaires were designed for knowledge assessment. HRQoL was assessed by SF-36 questionnaires. Analysis ... سال انتشار: 2017

Downregulation of Aquaporin3 in Systemic Sclerosis Dermal Fibroblasts

مولف: Bahman Yousefi1, 2, Mahdi Mahmoudi1, Abdolfattah Sarafnejad2, Elham Karimizadeh1, Elham Farhadi3, Ahmad Reza Jamshidi1, Hoda Kavosi1, Saeed Aslani1, and Farhad Gharibdoost1

خلاصه: Skin dryness and thickening are hallmarks of systemic sclerosis (SSc) disease. Aquaporins (AQPs) are plasma membrane proteins that transport glycerol and water, resulting in water retention and skin hydration. Expression of AQPs has been evaluated in human normal skin. However, expression of these proteins in SSc dermal fibroblasts has not yet been reported. The aim of this study was to assess the expression profile of AQPs in dermal fibroblasts of ... سال انتشار: 2017

Behavioral Problems in Juvenile Idiopathic Arthritis: A Controlled Study to Examine the Risk of Psychopathology in a Chronic Pediatric Disorder

مولف: Amir Hossein Memari, 1 Elham Chamanara, 2 Vahid Ziaee, 3, 4 Ramin Kordi, 1, 5 and Seyed-Reza Raeeskarami4, 6

خلاصه: Juvenile idiopathic arthritis (JIA) which consists of a heterogeneous group of chronic disorders (e.g., oligoarthritis, polyarthritis, and systemic arthritis) is an autoimmune, noninfectious inflammation of joints’ synovial membrane and connective tissues that lastsmore than 6 weeks [1, 2].The disorder has been identified all over the world in nearly all races and ethnicities with an average prevalence rate of 1 to 2 per 1,000 children [3]. Some children may experience JIA symptoms for only a few months while others ... سال انتشار: 2017

Behcet’s Disease: Epidemiology, Clinical Manifestations, and Diagnosis

مولف: Fereydoun Davatchi, Cheyda Chams-davatchi, Hormoz Shams, Farhad Shahram, Abdolhadi Nadji, Massoomeh Akhlaghi, Tahreh Faezi, Zahra Ghodsi, Bahar Sadeghi Abdollahi, Farimah Ashofteh, Negin Mohtasham, Hoda Kavosi & Mariam Masoumi

خلاصه: Introduction: Behcet’s Disease (BD) is classified among vasculitides. The aim of this review was to put together different known reports in order to help the reader to better understand the disease, to avoid the frequent misdiagnosis, and to decide the best treatment. Areas covered: a) Epidemiology: BD is rare, and is seen along the Silk Road, from 20 to 420/100,000 in Turkey and 80/100,000 in Iran, to 0.64/100,000 in the UK. b) Clinical manifestations: oral ... سال انتشار: 2017

Which Criteria to use for the Diagnosis of Behcet’s Disease: International Study Group (ISG) Criteria or International Criteria for Behcet’s Disease (ICBD)?

مولف: Davatchi F*, Sadeghi Abdollahi B, Shahram F, Nadji A, Chams-Davatchi C, Faezi T, Shams H, Akhlaghi M, Ghodsi Z, Ashofteh F, Mohtasham N, Kavosi H and Masoumi M

خلاصه: 299-308. Editorial It is interesting to note that Behcet’s Disease (BD) is one of those diseases which had an early diagnostic criteria (9 years after its official recognition, with the Curth criteria in 1946), having one of the largest number of classification/diagnosis criteria (17 sets, in 70 years, till 2016), among them only 2 real International Criteria (ISG and ICBD), and having one of the largest international participation (27 countries for ICBD). The ISG criteria were created by ... سال انتشار: 2017

Association Study of MECP2 Gene Single Nucleotide Polymorphisms in Juvenile-Onset Systemic Lupus Erythematosus Patients from Iran

مولف: Mahdi Mahmoudi, Saeed Aslani, Elham Hamzeh, Vahid Ziaee, Shiva Poursani, Mohammad Hossein Nicknam & Nima Rezaei

خلاصه: Introduction: Juvenile-onset systemic lupus erythematosus (JSLE) is a multigenic autoimmune disorder. Polymorphisms of MECP2 gene have been reported to increase the risk of adult-onset SLE. In this study, we aimed to analyze if MECP2 gene polymorphisms could impress the proneness to JSLE in Iranian population. Material and Methods: Polymorphisms of MECP2 gene were genotyped in 50 Iranian JSLE patients and 426 matched healthy controls employing the real-time PCR allelic discrimination technique. Results: None of the alleles and ... سال انتشار: 2017

Association Study of CD226 and CD247 Genes Single Nucleotide Polymorphisms in Iranian Patients with Systemic Sclerosis

مولف: Fatemeh Abbasi1, Reza Mansouri1, Farhad Gharibdoost2, Saeed Aslani2, Shayan Mostafaei2, Hoda Kavosi2, Shiva Poursani2, Soheila Sobhani2, and Mahdi Mahmoudi2

خلاصه: CD247 and CD226 play important roles in signaling of lymphocytes. Single nucleotide polymorphisms (SNPs) of genes encoding CD247 and CD226 have been associated with the risk of several autoimmune disorders. This study aimed to evaluate the possible association between CD226 and CD247 genes SNPs and risk of systemic sclerosis (SSc) in Iranian population. Study participants were 455 SSc patients and 455 age, sex, and ethnic -matched healthy individuals. Genotyping of rs2056626 ... سال انتشار: 2017

Association of STAT4 gene single nucleotide polymorphisms with Iranian juvenile-onset systemic lupus erythematosus patients

مولف: Arash Salmaninejad1, 2, Mahdi Mahmoudi1, 3, Saeed Aslani1, 3, Shiva Poursani1, Vahid Ziaee4, 5, Nima Rezaei6, 7, 8

خلاصه: SUMMARY: Salmaninejad A, Mahmoudi M, Aslani S, Poursani S, Ziaee V, Rezaei N. Association of STAT4 gene single nucleotide polymorphisms with Iranian juvenile-onset systemic lupus erythematosus patients. Turk J Pediatr 2017; 59: 144-149. Juvenile-onset systemic lupus erythematosus (JSLE) is a complex autoimmune disease, characterized by multi-organ involvement. Single nucleotide polymorphisms (SNPs) of signal transducer and activator of transcription 4 (STAT4) gene have been reported to have relationship with the risk of ... سال انتشار: 2017

Association Between IL6-174 G/C Polymorphism and Graves' Disease: A Systematic Review and Meta-Analysis

مولف: Danyal Imani1, Ramazan Rezaei1, Bahman Razi2, Shahab Alizadeh3, and Mahdi Mahmoudi4, 5

خلاصه: Abstract- Several studies have evaluated the association between interleukin-6 (IL-6) -174 G/C polymorphism and Graves' disease (GD); however, the results have been inconsistent. In the current study, a meta-analysis was performed to assess the association of IL6 -174 G/C polymorphism with Graves' disease. Medline, EMBASE, and Web of Science databases were searched to identify all eligible studies published before August 2016. Odds ratios (ORs) and their corresponding 95% confidence intervals ... سال انتشار: 2017

Association analysisofRAC1sin- gle nucleotidepolymorphismswith ulcerativecolitis

مولف: Mohammad Tahera Nasser EbrahimiDaryania Mona Hedayatb, c Mohammad Eslamiana

خلاصه: number ofpossiblecandidategeneshavebeenidentifiedto play acausativeroleinconferringageneticsusceptibilityto UC, resultinginimmunedysregulation.Recently,Muiseetal. reported anovelgeneticassociationbetweenRAC1withUC, a findingsupportedbyhumangeneticandfunctionalstud- ies andanimalmodelsofcolitis [3]. Administrationofthe RAC1 inhibitorNSC23766,aswellasconditionaldisruption of RAC1 [3], decreasedDSS-inducedneutrophilrecruitment and tissuedamageinthecolon.InhibitionofRAC1wasshown to abolishCXCchemokine-inducedneutrophilchemotaxis and up-regulationofMac-1invitro.Inadditiontoitsessen- tial roleinmodulatingimmuneandinflammatoryresponses, RAC1 playsanessentialroleinwoundhealingandepithe- lial celladhesion/migration/differentiation,whichinvolves Rho GTPase-mediatedcytoskeletonremodelinganddisso- lution andreassemblyofcellularjunctions [4]. Moreover, inflammation- andpathogen-inducedRAC1inactivationpro- motes apoptosisandcontributestomicrobialinfectionand barrier dysfunction. In thepresentstudy,three RAC1 gene variants,previously reported toconfersusceptibilitytoUC [3], werestudies in anIranianpatientpopulation.Ourresultsindicatedthat the allelicfrequenciesoftheseSNPswerenotsignifican- tly differentinUCpatientscomparedtocontrols,which was similartowhatwepreviouslyreportedinpatientswith CD [13]. Thiscanbeinpartexplainedbyheterogeneityof the studiedpopulations,suggestingaroleforepigenetic factors inthecomplexinterplaybetweengenesandenvi- ronment amongdifferentethnicpopulations.Italsoshould be emphasizedthatUCisacomplexdisease,inwhichmul- tiple factorscanaffectdiseasebehaviororseverity.Thus, different studydesigns,controlpopulations,andincomplete phenotype descriptioncouldpotentiallyresultindifferent outcomes. GivenitshigherprevalenceinEuropeandNorth America comparedtotheMiddleEasternregions,itcouldbe hypothesized that RAC1 gene variantsmightbeassociated with UCamongpatientsofEuropeanancestry,althoughit needs furtherinvestigations. In conclusion,ourstudydidnotshowanyassociation between thestudiedRAC1SNPsandUCinIranianpatients, similar towhatwefoundinCD.WhetherRAC1,thoughnota predictive geneticbiomarkerbasedontheassessedSNPsin the presentstudy,isamajorplayerinthepathogenesisof UC inourpatientpopulationneedsfurtherinvestigations. Considering ethnicitydifferencesstudyingimmunemodu- lating genesindifferentpopulationswouldshedlightonthe molecular pathogenesisofUC.Thiswilllaythefoundation for improvedpersonalizedmedicineinUCbasedonpharma- cogenetic approachesandtargetedgenetherapy.Further studies ondifferentpopulationswithlargersamplesizes are requiredtoidentifytheexactroleofRAC1andother contributing genesinUC. سال انتشار: 2017
Ankylosing spondylitis M-CSF-derived macrophages are undergoing unfolded protein response (UPR) and express higher levels of interleukin-23  

Ankylosing spondylitis M-CSF-derived macrophages are undergoing unfolded protein response (UPR) and express higher levels of interleukin-23

مولف: Alireza Rezaiemanesh, Mahdi Mahmoudi, Ali Akbar Amirzargar, Mahdi Vojdanian, Ahmad Reza Jamshidi & Mohammad Hossein Nicknam

خلاصه: Objective: Interleukin (IL)-23/IL-17 pathway involves in the pathogenesis of ankylosing spondylitis (AS). The exact mechanism implicated in overexpression of IL-23 and activation of the IL-23/IL-17 axis is not clear. The aim of the study was to clarify whether macrophages of AS patients undergo unfolded protein response (UPR) and secret increased IL-23. Methods: Peripheral blood monocyte isolated from 10 HLA-B27þ patients and five HLA-B27þ normal subjects were differentiated to macrophages by macrophage-colony stimulating factor (M-CSF) for seven ... سال انتشار: 2017

Analysis of killer cell immunoglobulin-like receptors (KIRs) and their HLA ligand genes polymorphisms in Iranian patients with systemic sclerosis

مولف: Mahdi Mahmoudi1 & Faranak Fallahian2 & Soheila Sobhani1 & Shima Ghoroghi1 & Ahmadreza Jamshidi1 & Shiva Poursani 1 & Masoumeh Dolati2 & Zahra Hosseinpour1 & Farhad Gharibdoost1

خلاصه: Abstract Genetic factors have a great role in the pathogenesis of autoimmune diseases by cooperating with environmental stimuli. Killer immunoglobulin-like receptors (KIRs) are cell surface proteins on NK cells whose association with major histocompatibility complex-I regulates their killing function. The aim of this study was to provide information on the possible association between KIR and human leukocyte antigen (HLA) genes with systemic sclerosis disease in Iranian population. A total of 279 systemic sclerosis patients and 451 healthy controls were ... سال انتشار: 2017

A Multidisciplinary Workplace Intervention for Chronic Low Back Pain among Nursing Assistants in Iran

Authers: Sarallah Shojaei1, 2, Sedigheh Sadat Tavafian1, Ahmad Reza Jamshidi3, Joan Wagner4

Abstract: Study Design: Interventional research with a 6-month follow-up period. Purpose: We aimed to establish the effectiveness of a multidisciplinary workplace intervention on reduction of work-related low back pain (WRLBP), using ergonomic posture training coupled with an educational program based on social cognitive theory. Overview of Literature: WRLBP is a major occupational problem among healthcare workers, who are often required to lift heavy loads. Patient handling is a particular requirement of nurse aides, and has ... سال انتشار: 2017