841 results match your criteria: "UMR CNRS-INRA-Université de Nice-Sophia Antipolis[Affiliation]"

Hepatitis D Virus Infection Markedly Increases the Risk of Hepatocellular Carcinoma in Patients with Viral B Cirrhosis.

Clin Gastroenterol Hepatol

October 2024

Université Paris-Est Créteil, INSERM, IMRB, CEpiA (Clinical Epidemiology and Ageing Unit) Team, Créteil; AP-HP, Hôpital Henri-Mondor, Unité de Recherche Clinique (URC Mondor), F-94010 Créteil, France; AP-HP, Hôpital Henri-Mondor, Service d'hépatologie, Créteil, France.

Article Synopsis
  • * It includes data from 413 patients (142 HBV-HDV and 271 HBV monoinfected) and finds that those with HBV-HDV are generally younger and experience a significantly higher incidence of HCC over 5 years compared to HBV-only patients.
  • * The results indicate that HDV is an independent risk factor for the development of HCC in patients with cirrhosis, highlighting its important role regardless of HBV
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Background: The metastasis of tumors into bone tissue typically leads to intractable pain that is both very disabling and particularly difficult to manage. We investigated here whether riluzole could have beneficial effects for the treatment of prostate cancer-induced bone pain and how it could influence the development of bone metastasis.

Methods: We used a bone pain model induced by intratibial injection of human PC3 prostate cancer cells into male SCID mice treated or not with riluzole administered in drinking water.

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Autoimmune hepatitis recurrence after liver transplantation: "Les jeux sont faits".

Liver Transpl

April 2024

Hospices civils de Lyon, Hôpital Edouard Herriot, Service d'Hépato-Gastroentérologie, and Université Claude Bernard Lyon 1, Lyon, France.

Autoimmune hepatitis (AIH) may recur after liver transplantation (LT). The aims of this study were to evaluate the incidence and risk factors for recurrent autoimmune hepatitis (rAIH). A multicenter retrospective French nationwide study, including all patients aged ≥16 transplanted for AIH, with at least 1 liver biopsy 1 year after LT, was conducted between 1985 and 2018.

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Long COVID and risk of erectile dysfunction in recovered patients from mild to moderate COVID-19.

Sci Rep

April 2023

Department of Pharmacology and Therapeutics, Faculty of Veterinary Medicine, Damanhour University, Damanhour, 22511, AlBeheira, Egypt.

Patients with coronavirus disease 2019 (COVID-19) were shown to have reduced serum testosterone levels compared to healthy individuals. Low testosterone levels are linked with the development of erectile dysfunction (ED). In this case-controlled study, 20 healthy controls and 39 patients with ED 3 months after recovering from mild-to-moderate COVID-19 pneumonia were studied.

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Background & Aims: Autoimmune hepatitis (AIH) is a rare indication for liver transplantation (LT). The aims of this study were to evaluate long-term survival after LT for AIH and prognostic factors, especially the impact of recurrent AIH (rAIH).

Methods: A multicentre retrospective nationwide study including all patients aged ≥16 transplanted for AIH in France was conducted.

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The present context is a pioneer attempt to verify the ability of copepod, to uptake and accumulate heavy metals. We primarily assess the prevalence of the parasite in various seasons and its clinical signs, as well as post-mortem changes in (). The morphological features of the parasite using a light microscope, the bioaccumulation of heavy metals in the tissues of both and (gills, muscles) using Flame Atomic Absorption Spectrometry, and the histopathological alterations were monitored.

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is a causative agent of numerous chronic diseases, including caseous lymphadenitis (CLA) in sheep and goats, which has a zoonotic potential in humans in addition to a poor therapeutic response. In this study, out of 120 collected samples, only 12 (10%) were positive for by PCR and by intraperitoneal injection of male Guinea pigs and then characterized for antimicrobial susceptibility and its genetic-relatedness by enterobacterial repetitive intergenic consensus polymerase chain reaction (ERIC-PCR), which showed 2-4 bands ranging from 100 to 3000 bp that can be clustered into four clusters (C1-C4). Despite the serotype biovar 1 only infecting sheep and goats, ERIC-PCR reveals intra-subtyping variation.

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Background And Aims: Autoimmune hepatitis (AIH) is a rare indication (<5%) for liver transplantation (LT). The aim of this study was to describe the early outcome after LT for AIH.

Methods: A multicenter retrospective nationwide study including all patients aged ≥16 transplanted for AIH in France was conducted.

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Lung cancer is the second most commonly diagnosed cancer in the world. In terms of the diagnosis of lung cancer, combination carcinoembryonic antigen (CEA) and cancer antigen 125 (CA125) detection had higher sensitivity, specificity, and diagnostic odds ratios than CEA detection alone. Most individuals with elevated serum CA125 levels had lung cancer that was either in stage 3 or stage 4.

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Wing Interferential Patterns (WIPs) and machine learning, a step toward automatized tsetse (Glossina spp.) identification.

Sci Rep

November 2022

InterTryp, Univ Montpellier, IRD-CIRAD, Parasitology Infectiology and Public Health Research Group, Montpellier, France.

Article Synopsis
  • A new method for identifying Glossina species is crucial for controlling Human and Animal African Trypanosomiasis without relying on a few experts.
  • Current techniques like DNA barcoding and mass spectrometry are expensive and not well-suited for fieldwork.
  • The study introduces a cost-effective method using Wing Interference Patterns (WIPs) with a deep learning model, showing high accuracy in recognizing 23 Glossina species using standard microscopes.
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Type 2 diabetes mellitus (T2DM) is a potential risk factor for the development of COVID-19 and is associated with higher severity and mortality rates. T2DM patients are commonly treated with metformin monotherapy or metformin plus sitagliptin. In the present case-control, single-center cohort study, a total number of 112 T2DM patients suffering from COVID-19 and aged 44−62 years old were compared with 78 T2DM patients without COVID-19 and aged 42−56 years old.

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Hypoxia-Inducible Factor 1 and Preeclampsia: A New Perspective.

Curr Hypertens Rep

December 2022

Department of Pharmacology and Therapeutics, Faculty of Veterinary Medicine, Damanhour University, Damanhour, 22511, Egypt.

Purpose Of Review: Preeclampsia (PE) is a serious and distinct type of pregnancy-induced hypertension, with an incidence of 2-8% worldwide. PE is defined as pregnancy-related hypertension with proteinuria and peripheral edema after 20 weeks of gestation. Hypoxic placenta triggers the release of inflammatory and humoral substances into maternal circulation, leading to induction of oxidative stress, lipid peroxidation, endothelial dysfunction, and peripheral vasoconstriction.

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SARS-CoV-2 triggered a worldwide medical crisis, affecting the world's social, emotional, physical, and economic equilibrium. However, treatment choices and targets for finding a solution to COVID-19's threat are becoming limited. A viable approach to combating the threat of COVID-19 is by unraveling newer pharmacological and therapeutic targets pertinent in the viral survival and adaptive mechanisms within the host biological milieu which in turn provides the opportunity to discover promising inhibitors against COVID-19.

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() is considered an evidence-based medicinal plant for the treatment of cancer, the leading cause of death worldwide. In our study, the in vitro antioxidant and in vivo anticancer properties of an essential ethno-medicinal plant, , were examined using non-toxic doses and a phytochemical analysis was executed using gas-chromatography-mass-spectrometry. The in vitro antioxidant study of the methanolic extract (LGBME) revealed a concentration-dependent antioxidant property.

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Statins Use in Alzheimer Disease: Bane or Boon from Frantic Search and Narrative Review.

Brain Sci

September 2022

Department of Pharmacology and Therapeutics, Faculty of Veterinary Medicine, Damanhour University, Damanhour 22511, Egypt.

Alzheimer's disease (AD) was used to describe pre-senile dementia to differentiate it from senile dementia, which develops in the adult age group of more than 65 years. AD is characterized by the deposition of amyloid beta (Aβ) plaque and tau-neurofibrillary tangles (TNTs) in the brain. The neuropathological changes in AD are related to the deposition of amyloid plaques, neurofibrillary tangles, and progression of neuroinflammation, neuronal mitochondrial dysfunction, autophagy dysfunction, and cholinergic synaptic dysfunction.

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The role of berberine in Covid-19: potential adjunct therapy.

Inflammopharmacology

December 2022

Department of Pharmacology and Therapeutics, Faculty of Veterinary Medicine, Damanhour University, Damanhour, 22511, Al Beheira, Egypt.

Coronavirus disease 2019 (Covid-19) is a global diastrophic disease caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Covid-19 leads to inflammatory, immunological, and oxidative changes, by which SARS-CoV-2 leads to endothelial dysfunction (ED), acute lung injury (ALI), acute respiratory distress syndrome (ARDS), and multi-organ failure (MOF). Despite evidence illustrating that some drugs and vaccines effectively manage and prevent Covid-19, complementary herbal medicines are urgently needed to control this pandemic disease.

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Is sitagliptin effective for SARS-CoV-2 infection: false or true prophecy?

Inflammopharmacology

December 2022

Department of Pharmacology and Therapeutics, Faculty of Veterinary Medicine, Damanhour University, Damanhour, 22511, AlBeheira, Egypt.

Coronavirus disease 2019 (Covid-19) is caused by severe acute respiratory syndrome type 2 (SARS-CoV-2). Covid-19 is characterized by hyperinflammation, oxidative stress, and multi-organ injury (MOI) such as acute lung injury (ALI) and acute respiratory distress syndrome (ARDS). Covid-19 is mainly presented with respiratory manifestations; however, extra-pulmonary manifestations may also occur.

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Montelukast and Acute Coronary Syndrome: The Endowed Drug.

Pharmaceuticals (Basel)

September 2022

Department of Pharmacology and Therapeutics, Faculty of Veterinary Medicine, Damanhour University, Damanhour 22511, Egypt.

Acute coronary syndrome (ACS) is a set of signs and symptoms caused by a reduction of coronary blood flow with subsequent myocardial ischemia. ACS is associated with activation of the leukotriene (LT) pathway with subsequent releases of various LTs, including LTB4, LTC4, and LTD4, which cause inflammatory changes and induction of immunothrombosis. LTs through cysteine leukotriene (CysLT) induce activation of platelets and clotting factors with succeeding coronary thrombosis.

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Article Synopsis
  • - COVID-19 is primarily caused by SARS-CoV-2 variants and is marked by severe inflammation, organ damage, and respiratory complications like ARDS.
  • - Various biomarkers, including D-dimer and ferritin, are used to evaluate COVID-19 severity, with growth differentiation factor 15 (GDF15) emerging as a potential indicator linked to the disease's severity.
  • - GDF15 may play a complex role in controlling inflammation and cell growth, potentially acting as both anti-inflammatory and pro-inflammatory signaling during cardiovascular issues, suggesting its increase in COVID-19 could be a compensatory response to inflammation.
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In recent years, utilization of L. (sumac) is upgrading not only in their culinary use and human nutrition, but also in the pharmaceutical industry, food industry and veterinary practices. This is driven by accumulating evidence that support the ethnobotanical use of this plant; in particular, advanced knowledge of the content of nutritional, medicinal and techno-functional bioactive ingredients.

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Role of Neuropilin 1 in COVID-19 Patients with Acute Ischemic Stroke.

Biomedicines

August 2022

Department of Pharmacology and Therapeutics, Faculty of Veterinary Medicine, Damanhour University, Damanhour 22511, Egypt.

Severe acute respiratory syndrome coronavirus type 2 (SARS-CoV-2) infection can trigger the adaptive and innate immune responses, leading to uncontrolled inflammatory reactions and associated local and systematic tissue damage, along with thromboembolic disorders that may increase the risk of acute ischemic stroke (AIS) in COVID-19 patients. The neuropilin (NRP-1) which is a co-receptor for the vascular endothelial growth factor (VEGF), integrins, and plexins, is involved in the pathogenesis of AIS. NRP-1 is also regarded as a co-receptor for the entry of SARS-CoV-2 and facilitates its entry into the brain through the olfactory epithelium.

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Roxadustat for SARS-CoV-2 Infection: Old Signaling Raised New Hopes.

Drugs R D

September 2022

Department of Analytical Chemistry and Food Science, Faculty Science, Nutrition and Bromatology Group, Universidade de Vigo, 32004, Ourense, Spain.

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Cryptococcal Meningitis in Kidney Transplant Recipients: A Two-Decade Cohort Study in France.

Pathogens

June 2022

Service de Soins Intensifs Néphrologiques et Rein Aigu, French Intensive Renal Network, Hôpital Tenon, 75020 Paris, France.

Cryptococcosis is the third most common cause of invasive fungal infection in solid organ transplant recipients and cryptococcal meningitis (CM) its main clinical presentation. CM outcomes, as well as its clinical features and radiological characteristics, have not yet been considered on a large scale in the context of kidney transplantation (KT). We performed a nationwide retrospective study of adult patients diagnosed with cryptococcosis after KT between 2002 and 2020 across 30 clinical centers in France.

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Anomalous heating in a colloidal system.

Proc Natl Acad Sci U S A

February 2022

Department of Physics, Simon Fraser University, Burnaby, BC V5A 1S6, Canada;

We report anomalous heating in a colloidal system, an experimental observation of the inverse Mpemba effect, where for two initial temperatures lower than the temperature of the thermal bath, the colder of the two systems heats up faster when coupled to the same thermal bath. For an overdamped, Brownian colloidal particle moving in a tilted double-well potential, we find a nonmonotonic dependence of the heating times on the initial temperature of the system. Entropic effects make the inverse Mpemba effect generically weaker-harder to observe-than the usual Mpemba effect (anomalous cooling).

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