Publications by authors named "Valentina M"

Glycine-rich proteins (GRPs) are arbitrarily defined as those containing 20% or more glycine residues and constitute a superfamily divided into subfamilies based on their structure and/or function. GRPs have been identified in a diverse array of organisms and have been shown to possess a number of distinctive biological characteristics, including nucleic acid binding, adhesive glue-like properties, antimicrobial activity, involvement in the stress response and in the formation of cuticle components. In ticks, their expression has been described and studied mainly in the salivary glands, and their primary function is usually associated with cement formation and/or structure.

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Background: Traditionally, patellar fractures (PFs) have been managed using metallic tension band fixation, a method often associated with a notable rate of complications. Considering these challenges, this study explores the potential of nonmetallic fixation as a treatment option for PFs. This research aims to provide robust evidence supporting the use of the nonmetallic tension band fixation technique as an effective alternative to conventional metallic tension band fixation, thereby advancing the standard of care in treating these fractures.

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While the passive transfer of immunity in horse and donkey foals has been extensively studied, there is limited information for mule foals. Immunoglobulin type G (IgG) and serum total protein concentration (TP) were assessed at different sampling times to evaluate the correlation between serum radial immunodiffusion (SRID) with electrophoresis, refractometry, and dry chemistry analyzer (Biuret), and to estimate serum IgG concentrations using serum TP in mule foals. We analyzed a total of 30 samples collected at birth, and at 6, 12, 24, and 48 h of life from 6 mule foals by SRID, electrophoresis TP, biuret TP, and refractometry TP.

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Article Synopsis
  • Mepolizumab, an anti-IL-5 monoclonal antibody, showed significant benefits for patients with severe eosinophilic asthma, including fewer exacerbations and improved asthma control over a 36-month study.
  • The study, involving 51 patients, found that the annual rate of asthma exacerbations dropped significantly from 5.1 to 0.8 events per person per year after starting mepolizumab treatment.
  • Patients also experienced a substantial reduction in oral corticosteroid use and a high retention rate of the medication throughout the study, confirming its long-term effectiveness in managing asthma symptoms.
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Clear cell Odontogenic Carcinoma (CCOC) is an uncommon malignant odontogenic tumor (MOT). It is the fifth most common MOT. A systematic review is presented of reported cases, case series and retrospective studies of CCOC, to determine trends in presentation, diagnostic features, treatment, and patient outcome.

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Bovine sponge amnion (BSA) is made from bovine amniotic membrane, which contains several growth factors with the ability to suppress inflammation and stimulate the healing process. The healing process of the socket is clinically marked by the proliferation of fibroblasts, formation of new blood vessels, and closure of the wound site. Fibroblasts and new blood vessels are the common histological indicators of tissue regeneration.

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Patients bearing polymorphisms termed CYP2C19 loss of function (LoF) alleles and ABCB1-C3435T may do not properly respond to standard dosage of clopidogrel and have an increased risk of thrombosis. Moreover, co-administration of proton pump inhibitors (PPIs) and clopidogrel may attenuate the antiplatelet effect. The role of pharmacogenetics and PPIs/clopidogrel drug-drug interaction has been extensively investigated in patients with acute coronary syndrome after stent implantation (ACS/PCI), while data in patients undergoing vascular surgery are scarce.

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Objective: To study the early and late facial nerve (FN) outcomes in different tumor classes in addition to determining the predictive factors for the same.

Study Design: A retrospective clinical study.

Setting: A quaternary referral otology and skull base center.

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Purpose: The role of uveitis, an uncommon ocular disease, is often neglected in research and treatment of autoimmune conditions. The study described the spectrum of uveitis at a referral center in North Italy, and compared that to a previously published series of patients.

Methods: We reviewed all patients with uveitis diagnosed from 2013 to 2015 at the Immunology Eye Unit, Arcispedale S.

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We present a new method for the rapid analysis of ochratoxin A (OTA) in pig tissues (muscle, liver and kidney) using enzymatic digestion (ED) coupled to high-performance liquid chromatography with a fluorescence detector (HPLC-FLD). OTA was digested with a 1% pancreatin solution in a phosphate buffer and then cleaned with ethylacetate. After being evaporated to dryness and re-dissolved, the sample was determined using HPLC-FLD.

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Background: Fluorescence-enhancing microarray on plasmonic gold film is an attractive alternative to traditional enzyme-linked immunosorbent assay (ELISA) for cytokine detection because of the increased sensitivity. The assay chemistry is similar to an ELISA sandwich assay, but owing to the gold substrate, cytokine measurements are 10 to 100 times more sensitive and can be multiplexed. Plasmonic protein microarrays are, as other immunoassays, affected by the presence of heterophilic antibodies and rheumatoid factor may lead to analytical errors with serious implications for patient care.

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Article Synopsis
  • Diagnosing vasculitis in the brain is really hard because there isn’t a reliable imaging test that can do it well.
  • This study looked at whether a special brain imaging technique called SPECT can help doctors know which patients with vasculitis will respond to treatment and which won’t.
  • The results showed that SPECT could help doctors identify patients who improve after treatment and those whose condition gets worse.
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Glomerular filtration rate (GFR) is still a highly underutilized tool in cats because available methods are not easy to be performed in clinical practice. Iohexol (IOX) has been shown to be a useful and reliable marker of GFR both in animals and in humans. The aim of the present study was to develop a rapid and reliable method for measuring IOX in feline plasma and to evaluate the accuracy of limited sampling models to establish a low-cost and clinically suitable GFR test.

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The nonclassic human leukocyte antigen (HLA)-DM molecules have been proved to positively regulate antigen presentation in classic antigen-presenting cells, whereas in B lymphocytes HLA-DO have been identified as negative regulators of the process. The present report examines whether the negative expression of classic class II molecules in trophoblasts implies negative regulation by HLA-DO. It was revealed by immunofluorescence, confocal microscopy, and subcellular fractionation techniques that human trophoblasts, although not expressing any surface HLA-DR antigens, constitutively express intracellular HLA-DR, HLA-DO, and CD74, but not HLA-DM.

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From September 1986 until December 1991, 139 patients with histologically-proven small cell lung cancer, age < 75 years, performance status > 40, absence of brain metastases and no previous treatment, were randomised to receive either CEV cyclophosphamide 1000 mg/m2 intravenous (i.v.), epirubicin 70 mg/m2 i.

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A total of 52 consecutive, previously untreated patients with small-cell lung cancer (SCLC) were scheduled to receive six cycles of a combination of etoposide (75 mg/m2 per day) and cisplatin (20 mg/m2 per day), each cycle given over 5 consecutive days. In all, 28 patients had extensive disease (ED) and 24, limited disease (LD). After three cycles of chemotherapy, all responding patients were given chest radiotherapy (RT) (45 Gy in two split courses and 30 Gy in LD and ED, respectively); only patients with LD who achieved complete remission (CR) after three cycles of chemotherapy were given prophylactic brain irradiation (30 Gy).

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From August 1986 to September 1988, 76 eligible patients with advanced prostatic carcinoma, measurable or evaluable disease, no previous hormonal treatment, were treated with Buserelin at a dosage of 500 micrograms every 8 h for 7 days, followed by 400 micrograms intranasally three times a day. No concomitant antiandrogens were administered. In the 63 evaluable patients (11 patients not yet evaluable because of short treatment time, two lost to follow-up), three complete remissions, 28 partial remissions, 30 stable disease and two progressions were obtained (National Prostatic Cancer Project criteria).

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From February 1984 to February 1987, 29 patients with advanced, hormone-resistant prostatic carcinoma were treated with mitomycin-C at a dose of 20 mg/m2 every 6 weeks (15 mg/m2 in patients greater than 75 years old and in those who had undergone previous radiotherapy). In the 27 evaluable patients, there were no complete remissions (CR), 2 partial remissions (PR), 14 stabilizations (STAB), and 11 cases of progressive disease (PRO). Ten stabilized patients showed significant pain reduction.

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