205 results match your criteria: "Department of Biochemistry and Clinical Biochemistry[Affiliation]"

Marginal mandibular branch of the facial nerve - anatomical peculiarities and clinical aspects.

Folia Morphol (Warsz)

January 2025

Department of Oral and Maxillofacial Surgery and Oral Implantology "Arsenie Gutan", Nicolae Testemitanu State University of Medicine and Pharmacy, Chisinau, Republic of Moldova.

Background: The expanding number of parotid ablations, reconstructive and aesthetic surgeries of the head and neck, considerably increased the risk of the marginal mandibular branch (MMB) injury. The purpose of our study was to determine the anatomical peculiarities of the MMB depending on the facial nerve branching pattern (FNBP), gender and cephalometric type.

Materials And Methods: The MMB was dissected on 75 hemiheads of adult embalmed cadavers.

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  • The study evaluated two different durations of continuous phototherapy (24 hours vs. 18 hours) for jaundiced newborns without hyperbilirubinemia neurotoxicity risks to find an effective treatment protocol without constant bilirubin monitoring.
  • Results showed that while the 24-hour treatment led to a greater overall decline in total serum bilirubin (TSB) levels, the 18-hour treatment demonstrated a faster rate of TSB reduction per hour.
  • The findings suggest that an 18-hour phototherapy course may be more effective for these newborns, as it reaches optimal outcomes by the 18th hour without need for continuous TSB measurement.
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Ulcerative colitis (UC) is an inflammatory disease of the large intestine that is characterized by diarrhea, bloody stools, abdominal pain and mucosal ulceration. UC is treated with nonsteroidal anti-inflammatory drugs, corticosteroids or immunosuppressants, but long-term use of these drugs can cause adverse effects. is used as a traditional treatment for digestive system disorders, but its use for treatment of UC has not been investigated rigorously.

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Introduction: Blood purification therapy is a method used to enable cytokine removal and to improve disturbed immune homeostasis in patients with sepsis or septic shock. This study aimed to evaluate the impact of HA 330 treatment on biochemical and hemodynamic parameters and cytokine levels in adult patients with septic shock.

Methods: Critically ill patients with septic shock who received continuous veno-venous hemodiafiltration and HA 330 treatment were included in this prospective observational study.

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Long COVID, a condition characterized by symptom and/or sign persistence following an acute COVID-19 episode, is associated with reduced physical performance and endothelial dysfunction. Supplementation of l-arginine may improve endothelial and muscle function by stimulating nitric oxide synthesis. A single-blind randomized, placebo-controlled trial was conducted in adults aged between 20 and 60 years with persistent fatigue attending a post-acute COVID-19 outpatient clinic.

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This study aims to fully exploit the natural compound; bee venom (BV) as a substance that can kill and inhibit the growth of microbes and viruses. For this target, BV was loaded onto a safe, natural, and economically inexpensive polymer; chitosan (Ch) in its nano-size form prepared using ionic gelation method in the presence of chemical crosslinking agent (sodium tripolyphosphate; TPP). The findings illustrated that chitosan nanoparticles (ChNPs) were prepared thru this method and exhibited spherical shape and average hydrodynamic size of 202 nm with a polydispersity index (PDI = 0.

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The Effect of Thymoquinone on Oxidative Stress Parameters and Apolipoprotein E in Alzheimer Model in Rats.

Dement Geriatr Cogn Disord

November 2022

Department of Biochemistry and Clinical Biochemistry, Faculty of Medicine, Erciyes University, Kayseri, Turkey.

Introduction: In this study, it was aimed to investigate the effect of thymoquinone (TQ) on oxidative stress and apolipoprotein E (ApoE) in an experimental Alzheimer's model created with AlCl3 and D-galactose in rats.

Methods: Thirty-six Wistar Albino male rats saline group (Group 1), aluminum chloride (AlCl3) + D-galactose (D-Gal) group (Group 2), AlCl3 + D-Gal + TQ group (Group 3) were divided into 3 groups. The study was completed with 33 rats.

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A lipopolysaccharide (LPS) is a large molecule and an outer membrane glycolipid found in Gram-negative bacteria, including (). These molecules (LPS) target acute inflammatory responses and significant physiological changes. Importantly, is considered one of the most important bacterial causes of avian colibacillosis that affect domestic turkey industry.

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Background: The use of umbilical venous catheters (UVCs) in the perinatal period may be associated with severe complications, including the occurrence of portal vein thrombosis (PVT).

Aim: To assess the incidence of UVC-related PVT in infants with postnatal age up to three months.

Methods: A systematic and comprehensive database searching (PubMed, Cochrane Library, Scopus, Web of Science) was performed for studies from 1980 to 2020 (the search was last updated on November 28, 2020).

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Background: The aim of this study is to identify miRNAs able to predict the outcomes in breast cancer patients after neoadjuvant chemotherapy (NAC).

Patients And Methods: We retrospectively analyzed 24 patients receiving NAC and not reaching pathologic complete response (pCR). miRNAs were analyzed using an Illumina Next-Generation-Sequencing (NGS) system.

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Background: Hypertension (HTN) is one of the leading causes of morbidity and mortality worldwide. A prompt diagnosis and treatment of hypertensive retinopathy (HR), the leading complication of HTN is pivotal for a better visual outcome. Increased blood pressure on its own cannot fully clarify the development of retinal alterations, therefore an additional pathogenetic mechanism, such as oxidative stress, might be inquired.

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To analyze the glutathione antioxidant defense system changes in the tear and serum of patients with hypertensive retinopathy (HR) and to establish whether there is an interdependence between their levels and HR degree. 90 patients were split into three groups according to the Keith-Wagner-Barker grading of HR: GI-36 patients; GII-35 patients; GIII-19 patients. The concentration of reduced glutathione (GSH) and activities of glutathione peroxidase (GPx) and glutathione reductase (GR) in tear and serum were measured.

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  • The study aimed to determine if changes in bowel perfusion parameters measured by dynamic-CEUS can effectively monitor how patients with active Crohn disease respond to anti-TNFα therapy over time.
  • It involved evaluating 54 Crohn disease patients at multiple time points (before therapy and after 2, 6, and 12 weeks) to analyze changes in parameters like peak intensity and mean transit time.
  • Results showed that responders had more significant improvements in bowel perfusion measurements compared to relapsers, suggesting that dynamic-CEUS could be a useful tool in predicting treatment response and potential relapses in Crohn disease patients.
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Aldose reductase (AR) is the first and rate-limiting enzyme of the polyol pathway, which converts glucose to sorbitol in an NADPH-dependent reaction. α-Glycosidase breaks down starch and disaccharides to glucose. Hence, inhibition of these enzymes can be regarded a considerable approach in the treatment of diabetic complications.

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Background: Contrast-enhanced ultrasound (CEUS) with second-generation contrast agents performed 1 month after hepatocellular carcinoma (HCC) treatment is almost as sensitive as contrast-enhanced computed tomography (CECT) in depicting the residual tumor. However, the efficacy of CEUS performed early after the procedure is still debated.

Aim: We evaluated the diagnostic accuracy (DA) of CEUS for the assessment of tumor response shortly after locoregional therapy in patients with unresectable HCC.

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Background: This case-control study was conducted to investigate the relationship between serum nesfatin-1 levels and nutritional status and blood parameters in patients diagnosed with metabolic syndrome.

Methods: Thirty patients (case) diagnosed with metabolic syndrome according to National Cholesterol Education Program-Adult Treatment Panel III criteria were included. Thirty healthy subjects (control) matched with patients with metabolic syndrome in terms of age, gender and body mass index were included.

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Background: Isoproterenol is a synthetic catecholamine that can produce diffuse myocardial necrosis at high doses. Advanced glycation end products (AGEs) are involved in the development and progression of cardiovascular disease, including acute coronary syndrome. The purpose of the study was to determine the changes of serum and tissue AGE content in isoproterenol-induced acute myocardial infarction and to assess their informational character in the early diagnosis, risk stratification and prognosis of disease.

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Cadmium (Cd) is a common environmental pollutant that threatens humans' and animals' health. Non-steroidal anti-inflammatory drugs (NSAIDs) are widely used drugs due to their wide therapeutic action; however, they have significant side effects. Since, under many circumstances, humans and animals may be co-exposed to Cd and NSAIDs, the current investigation was assigned to explore the intertwining relationship between Cd and NSAIDs.

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Background: Increased oxidative stress and inflammation play a critical role in the etiopathogenesis of chronic tendinopathy. Melatonin is an endogenous molecule that exhibits antioxidant and anti-inflammatory activity. The aim of this study was to evaluate the biochemical and histopathological effects of exogenous melatonin administrations in supraspinatus overuse tendinopathy.

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  • The study aimed to assess renal function in very low birthweight (VLBW) children and how it relates to their nutritional status.
  • It included a comparison between 44 VLBW children aged 5-10 and 30 healthy peers with normal birthweight, analyzing various health markers.
  • Findings showed no significant differences in renal function between the two groups, indicating that VLBW children have normal kidney function irrespective of their nutritional status.
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Background: Rheumatoid arthritis (RA) is a chronic inflammatory and systemic disease of unknown etiology that primarily affects synovial joints and involves progressive destruction around the joints. Inflammation starting in the joint synovium causes the destruction of cartilage, bone and other adjacent tissues with pannus formation.

Objectives: The aim of this study was to evaluate serum matrix metalloproteinase-3 (MMP-3) levels and their clinical and radiological significance in patients with rheumatoid arthritis.

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Myocardial infarction (MI) is one of the most important reason of mortality into worldwide. Visfatin is a novel adipokine which was reported increased in metabolic syndrome and obesity. Moreover, it is known that visfatin increases in aterosclerotic endotelial dysfunction.

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The relationship between urotensin II and insulin resistance in women with gestational diabetes mellitus.

Hormones (Athens)

March 2019

Division of Endocrinology and Metabolism, Department of Internal Medicine, Dokuz Eylul University Medical School, Inciralti, 35340, Izmir, Turkey.

Aim: Urotensin II (UII), a pluripotent vasoactive peptide, plays a crucial role in development of insulin resistance. Gestational diabetes mellitus (GDM) is a metabolic disorder associated with insulin resistance. The aims of the current study were to compare UII levels in women with or without GDM and to investigate the relationship between UII and insulin resistance in women with GDM.

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Asprosin associated with insulin resistance is a newly discovered peptide hormone. The peptide promotes hepatic glucose production. Polycystic ovary syndrome (PCOS) is a metabolic disorder.

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