2,348 results match your criteria: "Semnan university of medical sciences[Affiliation]"

Article Synopsis
  • Bigels combine hydrogel and organogel properties to effectively release drugs based on their lipophilic or hydrophilic characteristics.
  • A systematic review of 20 studies demonstrated that various natural materials, such as Span and sunflower oil, were primarily used for creating bigels, with many studies focusing on metronidazole release.
  • Key factors like the composition of organogels and hydrogels, as well as process variables like temperature and mixing speed, significantly impact bigel formation and drug bioactivity, highlighting their potential for industrial therapeutic applications.
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Background And Aims: Gait initiation (GI) in individuals with chronic ankle instability (CAI) has shown differences in the center of pressure (COP) and muscular measures compared to healthy controls. Some studies reported that these alterations appeared when GI was with the affected leg, while others indicated that they occurred when GI was with the non-affected leg. This systematic review aimed to understand kinetic and muscular differences between individuals with CAI, healthy controls, and the affected and non-affected legs of individuals with CAI.

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Non-small cell lung cancer (NSCLC) remains an ongoing health concern, with poor treatment options and prognosis for many patients. Typically, individuals with lung cancer are detected at the middle and terminal stages, resulting in poor medical results due to lack of initial diagnosis and treatment. So, finding the initial specific and effective therapy options for lung cancer is necessary.

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  • The study investigates the link between transient global amnesia (TGA) and dietary intake of vitamin B12, aiming to understand how diet might influence this form of short-term memory loss.
  • Conducted with 258 individuals with TGA and 520 without in Sabzevar, Iran, researchers used a Food Frequency Questionnaire to assess vitamin B12 intake and employed logistic regression models for analysis.
  • Findings indicate that higher dietary intake of vitamin B12 is associated with a lower risk of TGA, suggesting that vitamin B12 deficiency could be a concern for those at risk; further research is recommended to explore this relationship.
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Article Synopsis
  • The Zika virus (ZIKV), an arbovirus from the Flavivirus genus, was first discovered in a monkey in Uganda in 1947 and has seen increasing prevalence, especially during a significant outbreak in the US in 2015 that caused severe health issues.
  • Symptoms include organ failure, microcephaly, and Guillain-Barré syndrome, with the virus primarily transmitted through Aedes mosquitoes, but can also spread via blood, sexual contact, and from mothers to their babies.
  • There's currently no specific treatment or vaccine for ZIKV, leading researchers to investigate its pathogenesis and clinical symptoms to improve understanding and develop future prevention and treatment strategies.
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Nonalcoholic fatty liver disease (NAFLD) is a significant health issue worldwide. This study investigated the effect of the adiponectin receptor 1 gene () polymorphism on susceptibility to NAFLD. Data from 330 participants, including 165 biopsy-proven NAFLD patients and 165 healthy controls, were collected.

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Article Synopsis
  • In the NICU, effective teamwork and communication among nurses are crucial for quality care but can also lead to high moral distress.
  • A study surveyed 190 female NICU nurses to analyze the relationship between teamwork quality and moral distress using established questionnaires between July and November 2023.
  • Results showed acceptable teamwork scores and low levels of moral distress, indicating that better teamwork is linked to reduced moral distress, suggesting the need for policies to improve teamwork in NICUs.
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Glioblastoma multiforme (GBM) is the most common harmful high-grade brain tumor with high mortality and low survival rate. Importantly, besides routine diagnostic and therapeutic methods, modern and useful practical techniques are urgently needed for this serious malignancy. Correspondingly, the translational medicine focusing on genetic and epigenetic profiles of glioblastoma, as well as the immune framework and brain microenvironment, based on these challenging findings, indicates that key clinical interventions include immunotherapy, such as immunoassay, oncolytic viral therapy, and chimeric antigen receptor T (CAR T) cell therapy, which are of great importance in both diagnosis and therapy.

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The purpose of this research was to assess the impact of different doses of Daphnetin (DAP, a natural compound derived from coumarin) on hippocampus neuronal injury, neurobehavioral function, blood-brain barrier (BBB) integrity, expression of claudin-5, brain-derived neurotrophic factor (BDNF), superoxide dismutase (SOD), and inflammatory markers in a mouse model of cerebral ischemia. Cerebral ischemia was induced in mice through 30 minutes of bilateral common carotid occlusion (BCCAO), followed by 48 hours of reperfusion. The viability of hippocampal neurons was assessed using Cresyl violet staining and BBB function was determined by measuring Evans blue (E.

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Objective: The intensive care unit, with its structural complexity and the exposure of critically ill patients to various disparities, presents a significant setting for health disparities. This critical ethnographic study sought to uncover cultural knowledge and ethical practices for reducing health disparities in providing care services within the intensive care unit. The focus was on understanding how ethical considerations and cultural competence can address and mitigate these disparities effectively.

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Background: Brucellosis is one of the common diseases between humans and animals. We aimed to assess the annual incidence rate, the geographical distribution of Malta fever using GIS and its time trend.

Methods: This was an ecology study carried out in exploratory mixed design.

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Comparing the effects of anodal and cathodal transcranial direct current stimulation of primary motor cortex at varying intensities on motor learning in healthy young adults.

Eur J Neurosci

November 2024

Non-invasive Brain Stimulation & Neuroplasticity Laboratory, Department of Physiotherapy, Faculty of Medicine, Nursing and Health Sciences, Monash University, Melbourne, Australia.

Inconsistent results are observed in the effects of transcranial direct current stimulation (tDCS) with different montages on motor learning. This study aimed to compare the effects of anodal and cathodal tDCS (c-tDCS) over primary motor cortex (M1) at different intensities on motor learning in healthy young adults. The participants were randomly divided into: (1) 1 mA M1 c-tDCS, (2) 1 mA M1 anodal tDCS (a-tDCS), (3) 2 mA M1 c-tDCS, (4) 2 mA M1 a-tDCS and (5) M1 sham tDCS groups.

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Adherence to plant-based diet during pregnancy and risk of gestational diabetes: a prospective birth cohort study.

BMC Nutr

October 2024

Department of Community Nutrition, School of Nutritional Science and Dietetics, Tehran University of Medical Sciences (TUMS), No 44, Hojjat-dost Alley, Naderi St., Keshavarz Blvd, P. O. Box 14155/6117, Tehran, Iran.

Background: Studies have shown that plant-based foods have a protective effect against gestational diabetes (GDM). We examined the association between plant-based dietary patterns and the risk of GDM in a sample of Iranian adults.

Methods: We enrolled 635 pregnant women for the present study.

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Background: Gain of function (GOF) mutations in NOD-like receptor family CARD-containing 4 protein (NLRC4) gene induce a wide spectrum of autoinflammatory phenotypes. Currently, we categorize them into four groups: familial cold autoinflammatory syndrome (FCAS)4, autoinflammatory infantile enterocolitis (AIFEC), NLRC4-macrophage associated syndrome (MAS), and neonatal-onset multisystem inflammatory disease (NOMID). The rarity and complexity of the disease necessitate the description of new cases and a reexamination of our understanding of the condition.

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Association of gene Pro512Ala polymorphism with nonalcoholic fatty liver disease.

Arch Endocrinol Metab

October 2024

Iran University of Medical Sciences School of Medicine Department of Internal Medicine Tehran Iran Department of Internal Medicine, School of Medicine, Iran University of Medical Sciences, Tehran, Iran.

Article Synopsis
  • This study examined the impact of the rs1801276 polymorphism in the insulin receptor substrate 1 gene on the risk of developing nonalcoholic fatty liver disease (NAFLD).
  • Researchers compared 127 healthy controls and 123 patients with biopsy-confirmed NAFLD, finding significant differences in the distribution of rs1801276 genotypes and alleles between the two groups.
  • The findings suggest that the "GG+GC" genotypes and "G" alleles are less common in NAFLD patients, indicating a potential protective effect, but further research is needed to clarify this gene's role in NAFLD risk.
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Background: Acne is a chronic inflammatory skin disease that negatively affects patients' quality of life. Increasing antibiotic resistance is making acne less responsive to treatment. Probiotics are live microorganisms that can provide health benefits by fighting pathogens and maintaining intestinal homeostasis and skin microbiome balance.

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In the present study, nano-hydroxyapatite (n-HA) powder was extracted from carp bone waste to fabricate porous n-HA substrates by a molding and sintering process. Subsequently, the substrates were loaded with different amounts of sodium fluoride (NaF) through immersion in NaF suspensions for 10, 7.5, and 5 min.

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Background: In radiology, optimizing radiation protection is crucial, and field collimation plays a critical role in minimizing patient dose. As technology has evolved, electronic collimation has become the preferred method due to its effectiveness in digital imaging systems, replacing traditional film-screen systems.

Objective: The current study aimed to investigate the prevalence of cropping in digital radiography and its potential impact on patient radiation dose because of improper collimation practices.

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Background: The intensive care unit has structural complexities, and critically ill patients are exposed to disparities. Thus, the intensive care unit can be a potential health disparity setting.

Aim: This study explored cultural knowledge associated with health disparities in the intensive care unit.

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Article Synopsis
  • * Results show that increased food insecurity correlates with higher odds of obesity and higher body fat indicators: the more insecure the food situation, the greater the risk.
  • * Notably, significant associations were found in women but not in men, confirming that food insecurity is linked to obesity among U.S. adults.
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Oncostatin M: friend or foe in PCOS pathogenesis?

J Endocrinol

December 2024

Department of Reproductive Biology, Faculty of Advanced Medical Sciences, Tabriz University of Medical Sciences, Tabriz, Iran.

Article Synopsis
  • Polycystic ovary syndrome (PCOS) is a condition that affects women and causes problems like hormonal imbalance and irregular periods.
  • It can lead to issues like obesity, diabetes, and inflammation, which can mess with how the body works.
  • Researchers are studying a protein called oncostatin M (OSM) to see how it might be connected to these problems in PCOS, but more research is needed to understand its role and if it could help in treatment.
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Exosomes which are membrane vesicles released by cells have gained significant interest in the field of cancer therapy as a novel means of intercellular communication. Their role in immune activation and their pathophysiological functions in cancer therapy have been recognized. Exosomes carry diverse bioactive components including proteins, mRNA, microRNAs, and bioactive lipids.

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Background: Trismus and subsequent restricted range of motion in the temporomandibular joint may impede vital activities of daily living.

Objective: The primary purpose of the current study was to explore the impact of muscle energy techniques on the range of temporomandibular motions in individuals with trismus and restricted range of the temporomandibular motions after third molar extraction surgery.

Methods: Eligible volunteers were randomly assigned to either the intervention or control group.

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