605 results match your criteria: "Colorectal Research Center[Affiliation]"

Background: Low anterior resection (LAR) is the gold standard for curative cancer treatment in the middle and upper rectum. In radically operated patients, the local recurrence rates with total mesorectal excision (TME) after 5 and 10 years was<10%, with 80% in 5 years survival. Anastomotic leakage (AL) affects 4%-20% of patients who underwent LAR.

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Overt hepatic encephalopathy (OHE) is a common complication of decompensated cirrhosis. This study aimed to assess the effects of probiotic, alone and in combination with zinc, on OHE recurrence, Model for End-stage Liver Disease (MELD) score, ammonia level, health-related quality of life (HRQoL), and sleep quality in patients with cirrhosis. We performed an open-label randomized controlled trial on patients with decompensated cirrhosis with a previous history of OHE.

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Objective: Approximately 200 million people have been diagnosed with thyroid disease worldwide. Associations between thyroid disorders and nutritional factors have been established in former studies.

Methods: The Web of Science, PubMed, and Scopus databases and Google Scholar were searched without date restriction until June 2023 by using relevant keywords.

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Despite the unique properties of clay nanocomposites for cardiovascular applications, there are few data on the hemocompatibility of these nanomaterials. This study represents the first comprehensive investigation of the hemo/biocompatibility of clay nanocomposites . Nanocomposite coatings of polylactic acid (PLA)-polyethylene glycol (3 wt %)-Cloisite20A nanoclay (3 wt %) were produced using electrospraying technique as potential drug-eluting stent (DES) coatings.

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Article Synopsis
  • This study highlights the development of innovative burn wound dressings using Zeolitic Imidazolate Framework-8 (ZIF-8) in alginate-gelatin hydrogels to combat antibiotic resistance and improve healing.
  • The optimal dressing, containing 4% ZIF-8, showed a significant reduction in swelling and a marked increase in degradation rates, alongside a remarkable 99% antibacterial effectiveness against common pathogens like E. coli and S. aureus.
  • In vivo testing in Wistar rats indicated that the 4% ZIF-8 dressing resulted in over 89% wound closure and enhanced tissue regeneration, suggesting its potential as a next-generation solution for burn care.
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Background: Perianal fistula is one of the complications of deepened anal fissure. The present case-control study aimed to assess the risk factors of fissure-associated fistulas due to the limited available evidence.

Methods: Patients with fissure-associated fistulas were considered as case, and patients with anal fissure who were undergoing medical treatment without any previous anorectal surgeries were considered as control group.

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Correlation of Spiritual Health and Stress Related to the COVID-19 Pandemic in Cancer Patients.

Med J Islam Repub Iran

July 2024

Department of ENT and Head and Neck, Firoozgar Hospital, School of Medicine, ENT and Head and Neck Research Center, Iran University of Medical Sciences, Tehran, Iran.

Background: Both coronavirus disease-2019 (COVID-19) and cancer place a heavy burden on the society and mental health of patients. Spiritual health may play a prominent role in coping with stressful conditions. Considering the existing controversy regarding the correlation between spiritual health and stress related to the COVID-19 pandemic in cancer patients, this study aimed to assess the correlation between spiritual health and COVID-19 stress in cancer patients.

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Background: Colorectal cancer is a cancer that starts in the colon or rectum, which are part of the digestive system. Intersphincteric resection (ISR) and very low anterior resection (VLAR) are surgical procedures used in rectal malignancy. We aimed to compare postoperative complications and recurrence after VLAR and ISR techniques in patients with rectal cancer.

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PTEN regulation in virus-associated cancers.

Pathol Res Pract

December 2024

Colorectal Research Center, Iran University of Medical Sciences, Tehran, Iran; Department of Internal Medicine, School of Medicine, Iran University of Medical Sciences, Tehran, Iran. Electronic address:

Despite advancements in science, researchers still face challenges in curing patients with malignancies. This health issue is linked to various risk factors, including alcohol consumption, age, sex, and infectious diseases. Among these, viral agents play a significant role in cancer-related health problems and are currently a subject of ongoing research.

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Introduction: This study aimed to explore the predictive and prognostic value of tumor-stromal ratio (TSR) and tumor budding (TB) in the recurrence and outcome of patients with Oral tongue squamous cell carcinoma (OTSCC).

Methods: All patients with OTSCC who underwent glossectomy with or without neck dissection in a tertiary center between 2010 and 2020 were included. The pathology slides of all patients were reviewed by a consulting pathologist.

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The prevalence of hypercalciuria in children is 3%-10% globally and up to 35% in the United States. Hypercalciuria in children has many presentations; it causes different metabolic disorders and can negatively affect a child's growth. It also increases the risk of low bone mineral density and urinary tract infections.

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Article Synopsis
  • - The study investigates the link between dietary intake of branched-chain amino acids (BCAAs) and metabolic syndrome (MetS), which is diagnosed by the presence of several metabolic abnormalities such as insulin resistance and obesity.
  • - Researchers analyzed data from 4,860 individuals and found an average BCAA intake of 7.65, with nearly half of the subjects (49.2%) having MetS.
  • - Results showed that higher BCAA intake was inversely related to the likelihood of MetS and its components, including hyperglycemia and hypertriglyceridemia, suggesting that consuming more BCAAs may reduce MetS risk.
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Background: Colorectal cancer (CRC) is a very common cancer worldwide. CRC is characterized by some changes in the expression of oncogenic and tumor suppressor genes. These changes are associated with dysregulation of non-coding RNAs, including long non-coding RNAs (lncRNAs).

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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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Background And Aims: Colorectal cancer (CRC) is a significant global health concern, with studies estimating a rise in new cases to 2.5 million by 2035. Type 2 diabetes (T2D) is also a growing issue, with an estimated 642 million adults affected by 2040.

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  • The study analyzed global, regional, and national trends in injury burden and identified risk factors contributing to injuries using data from the GBD 2019.
  • In 2019, there were approximately 713.9 million injury incidents and 4.3 million injury-related deaths globally, with low bone mineral density emerging as the leading risk factor.
  • The findings emphasize the need for effective global injury prevention policies by highlighting the persistent impact of injuries on global health.
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  • The study investigated how effective hydrocortisone enemas are in preventing radiation proctitis in rectal cancer patients getting short-course radiotherapy (SCRT).* -
  • Conducted as a phase II randomized controlled trial, it included 101 patients who received either hydrocortisone or a placebo during their treatment, with results showing that those on hydrocortisone had significantly less severe proctitis and related symptoms.* -
  • The conclusion suggests that hydrocortisone enemas can notably reduce pain and gastrointestinal toxicity for patients undergoing SCRT, indicating a promising treatment option for managing side effects.*
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  • Postoperative urinary dysfunction is a major issue for patients who have undergone rectal cancer surgery, and the effectiveness of pelvic floor muscle training (PFMT) in this context is still being evaluated.
  • A clinical trial with 79 patients demonstrated that starting Kegel exercises shortly after surgery resulted in notable improvements in urinary symptoms compared to standard care, with adherence linked to better outcomes and no adverse effects reported.
  • The study suggests that early Kegel exercises may help improve urinary function post-surgery, calling for further research to refine patient care approaches.
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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: In Iran, not only the incidence of colorectal cancer (CRC) is increasing but also the age of patients at diagnosis is alarmingly dropping. We need urgent actions to better understand the epidemiology of CRC and the contributing factors for such pattern in Iranian population. The aim of our study was to determine the potential contribution of lifestyle, including dietary pattern, to CRC in a large Iranian province.

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  • * Researchers found that the average age girls start their periods is about 14 years, but it has been getting younger over the past 100 years.
  • * Different countries showed different trends, with some like China having ups and downs, while others like Japan and Singapore had a steady decline in the average age.
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  • The study investigates the link between dietary total antioxidant capacity (dTAC) and the risk of lung cancer (LC) in an Iranian population.
  • Researchers conducted interviews and dietary assessments with over 600 lung cancer patients and 3,400 healthy controls across 10 provinces in Iran.
  • Results show that higher dTAC, measured by FRAP and TRAP scores, correlates with a lower risk of lung cancer, with consistent findings across different demographic and lifestyle groups.
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The standard of care for locally advanced non-small-cell lung cancer (NSCLC) is either surgery combined with chemotherapy pre- or postoperatively or concurrent chemotherapy and radiotherapy. However, older and frail patients may not be candidates for surgery and chemotherapy due to the high mortality risk and are frequently referred to radiotherapy alone, which is better tolerated but carries a high risk of disease recurrence. Recently, immunotherapy with immune checkpoint inhibitors (ICIs) may induce a high response rate among cancer patients with positive programmed death ligand 1 (PD-L1) expression.

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Purpose: Therapeutic management of colorectal cancer (CRC) does not yet yield promising long-term results. Therefore, there is a need for further investigation of possible therapeutic options. Various experiments have studied the effects of apigenin on CRC and have shown conflicting results.

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