Publications by authors named "Fwad Nicknafs"

Periodontal diseases are common conditions in almost all age groups and a public health problem. Numerous risk factors have been demonstrated for this condition. The main mechanism of tissue destruction in the periodontitis is the functional interactions between microbial pathogens and host immune responses, thus cytokines have crucial roles in the pathogenesis periodontitis.

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Inflammatory demyelinating polyradiculoneuropathies are a group of peripheral nerve system disorders in which immune reactions are dysregulated. Cytokines have noticeable roles in the regulation of these responses. We compared transcript levels of nine cytokine coding genes namely IL-1B, IL-2, IL-4, IL-6, IL-8, IL-17A, IFN-G, TGF-B and TNF-A in the peripheral blood of patients with acute and chronic kinds of this condition (AIDP and CIDP) and healthy persons.

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Background: Coronavirus disease 2019 (COVID-19) has been shown to cause serious health problems among them is the Acute Respiratory Distress syndrome (ARDS). Vitamin D receptor (VDR) signaling possibly partakes in the pathophysiology of this devastating complication.

Methods: In the current project, we have appraised expression levels of VDR, CYP27B1 and a number of associated lncRNAs in the circulation of COVID-19 patients versus healthy subjects using real-time PCR method.

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Protein inhibitors of activated STAT (PIAS) are involved in the regulation of the JAK/STAT signaling pathway and have interactions with NF-κB, p73 and p53. These proteins regulate immune responses; therefore dysregulation in their expression leads to several immune-mediated disorders. In the present study, we examined expression of - in peripheral blood of patients with acute/chronic inflammatory demyelinating polyradiculoneuropathy (AIDP/CIDP) compared with healthy subjects.

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Long non-coding RNAs (lncRNAs) have been shown to alter immune responses, thus contributing to the pathobiology of autoimmune conditions. We investigated the expression levels of ANRIL, PICART1, MALAT1, CCAT1, CCAT2, and CCHE1 lncRNAs in acute and chronic inflammatory demyelinating polyneuropathy (AIDP and CIDP). ANRIL, PICART1, MALAT1, CCAT1, CCAT2, and CCHE1 lncRNAs were significantly downregulated in individuals with both AIDP and CIDP compared with unaffected individuals.

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Background: Molybdenum cofactor sulfurase (MOCOS) is an enzyme participating in purine metabolism. The aim of current study was to evaluate the role of a single nucleotide polymorphism (SNP) in the coding gene (rs594445) in mood disorders and methamphetamine addiction.

Methods: This SNP was genotyped in 200 persons with methamphetamine addiction, 85 patients with bipolar disorder 1 (BP1), 78 patients with BP2, 33 patients with major depressive disorder (MDD) and 200 age-/sex-matched normal subjects using the tetra-primer amplification-refractory mutation system (ARMS)-PCR technique.

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Migraine is a prevalent disorder in humans and represents one of the top 10 causes of years lived with disability. Several genetic and environmental factors are involved in the pathobiology of migraine. A number of studies have underscored the role of dysregulated immune reactions.

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Article Synopsis
  • The study investigated levels of specific biomarkers (BACE1, BDNF, and their antisense transcripts) in the blood of AIDP and CIDP patients to determine their potential as diagnostic tools.
  • BACE1 and its antisense transcript were found to be significantly down-regulated in CIDP patients, while BDNF and its antisense were up-regulated; AIDP showed lower levels of BACE1 and BACE1-AS compared to controls.
  • Overall, the findings suggest that these biomarkers, particularly BACE1, could effectively differentiate between AIDP, CIDP, and healthy individuals, suggesting their role in the diseases' development and as possible diagnostic indicators.
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Long non-coding RNAs (lncRNAs) have crucial roles in the pathogenesis of immune-related disorders. However, their role in the pathobiology of inflammatory demyelinating polyradiculoneuropathies remains unclear. In the current study, we measured peripheral expression of four lncRNAs, namely TUG1, FAS-AS1, NEAT1, and GAS5, in patients with acute/chronic inflammatory demyelinating polyradiculoneuropathies (AIDP/CIDP) compared with healthy subjects.

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The antisense non-coding RNA in the INK4 locus (ANRIL) is a long non-coding RNA (lncRNA) whose contribution in several human disorders has been verified. In the current projects, we genotyped two single nucleotide polymorphisms (SNPs) in this lncRNA (rs1333045 and rs1333048) in a population of Iranian patients with bipolar disorder (BP), major depressive disorder (MDD), and methamphetamine addiction. The rs1333045 was associated with methamphetamine addiction in recessive and multiplicative models (OR (95% CI) = 1.

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