Publications by authors named "Cheva A"

Purpose: Metabolic dysfunction-associated steatotic liver disease (MASLD) is a highly prevalent disease with limited treatment options. The aim of this study was to evaluate the preventive effects of a sodium-glucose co-transporter (SGLT)-2 inhibitor, empagliflozin, on a dietary mouse model of MASLD.

Methods: In total, 24 C57BL/6 J mice of both sexes were randomly allocated to three groups, as follows: the fast food diet (FFD) group (eight mice, receiving a high-fat, high-cholesterol, high-fructose diet, FFD), the EMPA group (eight mice, fed a FFD with 10 mg/kg/d empagliflozin), and the chow diet (eight mice, CD) group.

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Introduction: The utilization of probiotics in enhancing the active healing of skin wounds represents a burgeoning trend in contemporary medicine. Previous research has extensively explored wound healing mechanisms involving the strains of , and . This study seeks to compare and interpret cellular findings derived from immunohistochemical and pathological applications.

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Ulcerative colitis (UC) is a chronic inflammatory bowel disease with limited effective treatments, prompting the need for investigation of novel therapeutic approaches. Eicosapentaenoic acid (EPA) and gamma-linolenic acid (GLA) have demonstrated potential anti-inflammatory properties, but their combined effects on UC have not been thoroughly investigated. This study aimed to evaluate the effect of the combined administration of EPA and GLA on clinical and histopathologic features of experimental UC models.

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Laparoscopic adrenalectomy is considered to be the gold standard approach in the field of adrenal surgery. This technique offers advantages of great importance compared to variant laparotomy techniques. Notwithstanding, a technique that needs to be mentioned is the thoracoabdominal approach which facilitates the anatomic exposure of the retroperitoneum, adrenal gland, and great vessels and is strongly recommended for the surgery of large, malignant adrenal tumors.

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Mesh-augmented hernia repair is the gold standard in abdominal wall and hiatal/diaphragmatic hernia management and ranks among the most common procedures performed by general surgeons. However, it is associated with a series of drawbacks, including recurrence, mesh infection, and adhesion formation. To address these weaknesses, numerous biomaterials have been investigated for mesh coating.

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: Parathyroid adenoma is a distinct cause of primary hyperparathyroidism, with the vast majority being sporadic ones. Proteomic analysis of parathyroid adenomas has proposed a large number of related proteins. The aim of this study is to evaluate the immunohistochemical staining of ANXA2, MED12, MAPK1 and VDR in parathyroid adenoma tissue.

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Liposarcoma is the most common soft tissue sarcoma type in adults, originating mainly from the retroperitoneum and lower extremities. Mediastinal liposarcomas constitute an extremely rare clinical entity of mesenchymal origin. Among subtypes, dedifferentiated liposarcoma is characterized by poor survival, but little is known about its biological behavior.

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Article Synopsis
  • Anastomotic leaks are serious complications in gastrointestinal surgeries that significantly affect patients' recovery and quality of life, necessitating more research into effective healing methods.
  • The aim of this study was to review experimental protocols used in high-risk anastomosis in rats, following established systematic review guidelines for credibility.
  • Although 102 relevant studies were identified and analyzed for methods of creating and assessing high-risk anastomosis, there is still a lack of translation of findings to human applications, highlighting the need for more rigorous research in this area.
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Article Synopsis
  • The study explored how the KRAS biomarker can predict treatment outcomes for patients with advanced non-small cell lung cancer (NSCLC) receiving immune checkpoint inhibitors (ICIs) and chemotherapy.
  • It included 100 male patients, mostly with adenocarcinoma; KRAS G12C mutations were found in 73% of samples, and overall survival was significantly better for patients with negative KRAS results.
  • Findings suggest that KRAS mutations are linked to poorer survival rates in NSCLC patients after immunotherapy, regardless of PDL1 expression levels.
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Background: Rotator cuff (RC) tears are a common cause of shoulder dysfunction and pain, posing significant challenges for orthopedic surgeons. Grafts have been proposed as a solution to augment or bridge torn tendons, but optimal clinical outcomes are not always achieved due to poor graft integration, suboptimal mechanical properties, and immunological reactions. The aim of this study was to investigate the biomechanical, CT and histological results of RC reconstruction using an intrasynovial tendon autograft, in a chronic large tear subscapularis rabbit model.

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A crucial complication after allogeneic hematopoietic cell transplantation (alloHCT), namely, acute graft-versus-host disease (aGVHD), occurs in about 50% of transplant recipients, leading to high morbidity and mortality. Thus far, the diagnosis of GVHD has been mainly established through clinical features and histologic or laboratory evidence of periductal lymphocyte infiltration, fibroplasia, and mixed lymphocytic and plasmocytic inflammation. Intensive research is focused on identifying biomarkers for the early diagnosis, prediction of disease, response to treatment, prognosis, and risk stratification of patients.

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Purpose: The need to investigate the pathogenesis and treatment of nonalcoholic fatty liver disease (NAFLD) has led to the development of multiple mouse models. The aim of this study was to validate a fast food diet (FFD) mouse model that is introduced as being close to the human disease.

Methods: Eight to nine weeks old male and female C57BL/6 J mice were randomly allocated to a FFD group or to a chow diet (CD) group.

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Purpose: To investigate whether and how extra-synovial autografts can enhance the reconstruction of chronic and large rotator cuff tears in a rabbit subscapularis model.

Methods: Twenty rabbits were used to create a large subscapularis tear bilaterally. Six weeks later, the right shoulder of each rabbit was operated to repair the tear with an extra-synovial autograft, whereas the left shoulder did not undergo any surgery.

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: Infection of orthopaedic implants after internal fixation of bone fractures remains a major complication with occasionally devastating consequences. Recent studies have reported that the use of absorbable materials, instead of metallic ones, may lead to a lower incidence of postoperative infection. In this experimental pre-clinical animal study, we compared the infection rate between absorbable implants consisting of copolymers composed from trimethylene carbonate, L-polylactic acid, and D, L-polylactic acid monomers, and titanium implants after the inoculation of a pathogenic microorganism.

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Background: Muscle fatty degeneration following rotator cuff tears has been unequivocally associated with poorer functional outcomes and increased risk for retear following rotator cuff repair. Promising results have emerged from animal studies, with the implementation of various interventions for biologic inhibition of this fatty muscle degeneration. The lack of high quality randomized human evidence on this topic, increases the impact of pooled results from animal literature.

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(1) Background: A surgical operation on an inflamed bowel is, diachronically, a challenge for the surgeon, especially for patients with inflammatory bowel disease. Adipose tissue-derived mesenchymal stromal cells are already in use in clinical settings for their anti-inflammatory properties. The rationale of the current study was to use AdMSCs in high-risk anastomoses to monitor if they attenuate inflammation and prevent anastomotic leak.

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Wound healing is a complex and meticulously orchestrated process involving multiple phases and cellular interactions. This narrative review explores the intricate mechanisms behind wound healing, emphasizing the significance of cellular processes and molecular factors. The phases of wound healing are discussed, focusing on the roles of immune cells, growth factors, and extracellular matrix components.

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Introduction: Primary HPT (PHPT) is a common disorder, affecting approximately 1% of the general population. Parathyroid adenomas emerge as non-familial sporadic in 90% of cases. The aim of this review is to give a detailed update of molecular genetics of sporadic parathyroid adenoma reported in international literature.

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Background:  The aim of our study was to evaluate a new propeller vascularized lymphatic tissue flap (pVLNT) combined with aligned nanofibrillar collagen scaffolds (CS) (BioBridge) in reducing lymphedema in the rat lymphedema model.

Methods:  Unilateral left hindlimb lymphedema was created in 15 female Sprague-Dawley rats following inguinal and popliteal lymph nodes (LN) resection and radiation. An inguinal pVLNT was elevated from the contralateral groin and transferred through a skin tunnel to the affected groin.

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Background/aim: Primary hyperparathyroidism (PHPT) is the third most common endocrine disorder characterized by autonomous parathyroid hormone (PTH) production from one or more parathyroid glands and hypocalcemia. Vitamin D through its receptor is a principal regulator of parathyroid glands function. VDR gene polymorphisms, which affect the expression or structure of VDR protein, may be involved in the genetic pathogenesis of PHPT.

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Aim of this study was to evaluate the long-term therapeutic outcome and treatment-related complications in Hodgkin disease. We reviewed the medical records of 93 patients diagnosed with classic Hodgkin lymphoma, treated, and followed-up during the last 25 years. The cohort study included 49 males and 44 females with median age 11.

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Non-steroidal, anti-inflammatory drugs and statins are two widely prescribed drug classes that affect bone formation. The aim of this study was to elucidate the effect of diclofenac and simvastatin in artificial bone defect healing. One hundred and forty-four male Wistar rats were used, and the specimens were divided into groups, with respect to the route of drug administration and the type of defect healing (with or without collagen membrane), and subgroups, with respect to the study duration (2, 4 or 8 weeks).

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BACKGROUND Sinonasal undifferentiated carcinomas (SNUC) are highly malignant and rare lesions. Therapeutic efforts often provide frustrating results. Their course is characterized by indolent progression, until it culminates in extensive local infiltration of adjacent anatomical structures or cervical lymphadenopathy in approximately one-third of patients upon admission.

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Background: Abdominal cocoon or sclerosing encapsulating peritonitis is an uncommon condition in which the small bowel is completely or partially encased by a thick fibrotic membrane. Our study presents a case of sclerosing encapsulating peritonitis and conducts a literature review.

Methods: A bibliographic research was conducted.

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