Publications by authors named "Saviano A"

Urinary tract infections (UTIs) are one of the most common bacterial infections, affecting more than 150 million people each year in the world. UTIs have grown exponentially in the last few years. They represent a major load for both individuals and society.

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  • - Intrahepatic cholangiocarcinoma is a severe form of cancer that behaves differently from other biliary cancers, prompting a study on the effects of its genetic mutations on survival outcomes after surgical resection.
  • - A systematic review of 24 studies revealed that mutations in the KRAS, IDH1/2, and TP53 genes significantly influenced patient survival rates, showcasing key differences in the prevalence of KRAS and IDH1/2 mutations between Western and Eastern populations.
  • - Understanding these genetic mutations can inform targeted therapies in treatment plans, although rare mutations may lead to inconsistent results and biases in prognostic assessments.
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Chest trauma is the leading cause of death in people under 40. It is estimated to cause around 140,000 deaths each year. The key aims are to reduce mortality and the impact of associated complications to expedite recovery and to restore patient's conditions.

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  • * Out of 230 patients evaluated, TE showed strong diagnostic accuracy for detecting cirrhosis and advanced fibrosis, with area under the receiver operating characteristic curves of 0.88 and 0.86, outperforming other non-invasive tests.
  • * The findings suggest that LSM values above 10 kPa indicate a high probability of advanced fibrosis, while values below 6 kPa almost completely rule out significant fibrosis, necessitating further discussion for values between 6 and 10 kPa.
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Background & Aims: Liver fibrosis is the major driver of hepatocellular carcinoma and liver disease-related death. Approved antifibrotic therapies are absent and compounds in development have limited efficacy. Increased TGF-β signaling drives collagen deposition by hepatic stellate cells (HSCs)/myofibroblasts.

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: Calprotectin (CP) is a calcium- and zinc-binding protein that plays a key role in innate immunity and in the recruitment of inflammatory cells. CP can be detected both in serum and in fecal samples. Serum CP (sCP) is more specific for autoimmune diseases, while fecal CP (fCP) has been well investigated for gastrointestinal diseases.

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In the last decade tight junction proteins exposed at the surface of liver or cancer cells have been uncovered as mediators of liver disease biology: Claudin-1 and Occludin are host factors for hepatitis C virus entry and Claudin-1 has been identified as a driver for liver fibrosis and hepatocellular carcinoma (HCC). Moreover, Claudins have emerged as therapeutic targets for liver disease and HCC. CLDN1 expression is upregulated in liver fibrosis and HCC.

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Severe bleeding is the leading cause of death in patients with major trauma admitted to the emergency department. It is estimated that about 50% of deaths happen within a few minutes of the traumatic event due to massive hemorrhage; 30% of deaths are related to neurological dysfunction and typically happen within two days of trauma; and approximately 20% of patients died of multiorgan failure and sepsis within days to weeks of the traumatic event. Over the past ten years, there has been an increased understanding of the underlying mechanisms and pathophysiology associated with traumatic bleeding leading to improved management measures.

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Chronic hepatitis B (CHB) is a major global health challenge. CHB can be controlled by antivirals but a therapeutic cure is lacking. CHB is characterized by limited HBV-specific T cell reactivity and functionality and expression of inhibitory receptors.

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Long-acting lipoglycopeptides (LGPs), such as dalbavancin and oritavancin, are semisynthetic antibiotics known for their strong effectiveness against a wide array of Gram-positive bacteria. This includes , both methicillin-sensitive (MSSA) and methicillin-resistant (MRSA) strains, (CoNS), streptococci, and vancomycin-sensitive . A literature search was conducted on PubMed and on ClinicalTrials.

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Inflammatory bowel diseases (IBDs) are chronic intestinal disorders often characterized by a dysregulation of T cells, specifically T helper (Th) 1, 17 and T regulatory (Treg) repertoire. Increasing evidence demonstrates that dietary polyphenols from Mangifera indica L. extract (MIE, commonly known as mango) mitigate intestinal inflammation and splenic Th17/Treg ratio.

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Background: Spontaneous idiopathic liver hemorrhage (SILH) is a rare life-threatening condition occurring without a clear and specific etiology. A systematic review was performed to provide guidelines for the perioperative management of patients affected by SILH. A case report was also included.

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Heart failure (HF) remains a significant global health challenge, affecting millions of individuals worldwide and posing a substantial burden on healthcare systems. HF is a syndrome of intricate pathophysiology, involving systemic inflammation, oxidative stress, metabolic perturbations, and maladaptive structural changes in the heart. It is influenced by complex interactions between cardiac function, systemic physiology, and environmental factors.

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  • Hepatitis Delta virus (HDV) significantly contributes to liver-related health issues in patients with HBV, prompting France to enhance testing for anti-HDV antibodies in HBsAg-positive individuals since January 2022.
  • A study comparing six years of serology data showed a more than 2-fold increase in HDV diagnoses among HBsAg carriers and a notable rise in anti-HDV positive rates from 6.8% to 10.3% overall.
  • The improved testing strategy has allowed for earlier identification of HBV-HDV co-infected patients, enabling timely referrals to specialists and potential treatment with bulevirtide, signaling promising outcomes for patient management.
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Background: Antibiotic-associated diarrhea is a condition reported in 5-35% of patients treated with antibiotics, especially in older patients with comorbidities. In most cases, antibiotic-associated diarrhea is not associated with serious complications, but it can prolong hospitalization and provoke infection. An important role in the prevention of antibiotic-associated diarrhea is carried out by some probiotic strains such as or the yeast that showed good efficacy and a significant reduction in antibiotic-associated diarrhea.

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Left-sided or segmental portal hypertension (SPHT) is a rare entity, most often associated with pancreatic disease or antecedent pancreatic surgery. The starting point is splenic vein obstruction secondary to local inflammation or, less often, extrinsic compression. SPHT leads to splenomegaly and development of collateral porto-systemic venous circulation.

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Hypothermia is a widespread condition all over the world, with a high risk of mortality in pre-hospital and in-hospital settings when it is not promptly and adequately treated. In this review, we aim to describe the main specificities of the diagnosis and treatment of hypothermia through consideration of the physiological changes that occur in hypothermic patients. Hypothermia can occur due to unfavorable environmental conditions as well as internal causes, such as pathological states that result in reduced heat production, increased heat loss or ineffectiveness of the thermal regulation system.

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While patients with nonalcoholic fatty liver disease (NAFLD) are at increased risk to develop clinically meaningful cardiovascular diseases (CVD), there are no approved drug designed to target the liver and CVD component of NAFLD. GPBAR1, also known as TGR5, is a G protein coupled receptor for secondary bile acids. In this study we have investigated the effect of GPBAR1 activation by BAR501, a selective GPBAR1 agonist, in Apolipoprotein E deficient (ApoE) mice fed a high fat diet and fructose (Western diet), a validated model of NAFLD-associated atherosclerosis.

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Background And Objective: Abdominal pain is a frequent reason for admission to the Emergency Department. It may be a symptom of an underlying "organic" disease or a "functional" manifestation without an underlying anatomic or physiologic alteration. The evaluation of patients with abdominal pain is a challenge for the emergency physician and the selection of patients for second-level radiological examinations or endoscopic procedures is not always easy to perform.

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Celiac disease (CD) is a chronic inflammation of the small intestine triggered by gluten ingestion in genetically predisposed people. Recent literature studies highlight the possible role of the gut microbiota in the pathogenesis of this disease. The gut microbiota is a complex community of microorganisms that can interact with the innate and adaptative immune systems.

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Delirium is an acute neurological disorder that involves attention and cognition. It is associated with a high risk of morbidity and mortality among older people (>65 years old). In the context of the Emergency Department (ED), it is frequently experienced by patients but often not recognized.

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This study investigates the inflammatory response to intra-plantar injection of L-cysteine in a murine model. L-cysteine induces a two-phase response: an early phase lasting 6 h and a late phase peaking at 24 h and declining by 192 h. The early phase shows increased neutrophil accumulation at 2 h up to 24 h, followed by a reduction at 48 h.

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Objective: Fever is a frequent cause of admission to the Emergency Department (ED) worldwide. Although it can be caused by a wide range of conditions, the most effective treatment based on its etiology is still undetermined.

Patients And Methods: This prospective, single-center, observational study enrolled adult patients who accessed the ED for fever.

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Objectives: Interleukin (IL) 17s cytokines are key drivers of inflammation that are functionally dysregulated in several human immune-mediated inflammatory diseases (IMIDs), such as rheumatoid arthritis (RA), psoriasis and inflammatory bowel disease (IBD). Targeting these cytokines has some therapeutic benefits, but issues associated with low therapeutic efficacy and immunogenicity for subgroups of patients or IMIDs reduce their clinical use. Therefore, there is an urgent need to improve the coverage and efficacy of antibodies targeting IL-17A and/or IL-17F and IL-17A/F heterodimer.

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