80 results match your criteria: "IdiPAZ - Hospital Universitario La Paz[Affiliation]"

There are no clear indicators to predict the outcome of patients with immune thrombocytopenia or the response to drugs. The work of Durand et al. shows that Indium-111 platelet scintigraphy is useful in identifying those patients who will benefit from splenectomy and lays the groundwork for studies demonstrating the increased corticosteroid dependency and rituximab refractoriness of the hepatic platelet sequestration group.

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Role of palmitoylation on the neuronal glycine transporter GlyT2.

J Neurochem

September 2024

Departamento de Biología Molecular, Instituto de Biología Molecular (IUBM), Centro de Biología Molecular Severo Ochoa, Consejo Superior de Investigaciones Científicas-Universidad Autónoma de Madrid, Madrid, Spain.

The neuronal glycine transporter GlyT2 removes glycine from the synaptic cleft through active Na, Cl, and glycine cotransport contributing to the termination of the glycinergic signal as well as supplying substrate to the presynaptic terminal for the maintenance of the neurotransmitter content in synaptic vesicles. Patients with mutations in the human GlyT2 gene (SLC6A5), develop hyperekplexia or startle disease (OMIM 149400), characterized by hypertonia and exaggerated startle responses to trivial stimuli that may have lethal consequences in the neonates as a result of apnea episodes. Post-translational modifications in cysteine residues of GlyT2 are an aspect of structural interest we analyzed.

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Human in vivo evidence of associations between herpes simplex virus and cerebral amyloid-beta load in normal aging.

Alzheimers Res Ther

April 2024

Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (CIBERNED), Instituto de Salud Carlos III, Madrid, Spain.

Article Synopsis
  • Mounting evidence indicates that herpes simplex virus type 1 (HSV-1) may play a role in the development of Alzheimer's disease (AD) by promoting amyloid-beta accumulation well before symptoms appear.
  • A study assessed the relationship between anti-HSV IgG levels and markers of AD in cognitively normal older adults, focusing on those with the APOE4 genotype, known as a significant risk factor for AD.
  • The findings revealed a correlation between higher anti-HSV IgG levels and increased amyloid-beta deposits, particularly in the anterior cingulate cortex, suggesting that HSV infection may contribute to AD risk and warrant further investigation of antimicrobial therapies for older adults.
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Background infection (CDI) is a major cause of diarrhea in hospitalized adult patients. This study aims to evaluate the clinical characteristics, clinical cure, recurrence and mortality in patients with CDI treated with either fidaxomicin or vancomycin. Methods A retrospective case-control study was conducted on patients with CDI treated with either fidaxomicin or vancomycin at a hospital from January 2019 to March 2022.

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Switching to rIX-FP prophylaxis at dosing intervals of up to 14 days in a hemophilia B pediatric patient decreased treatment burden by reducing the number of administrations and hospital visits, without affecting efficacy or treatment adherence. This is particularly important in contexts of limited mobility and overloaded healthcare services.

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Background: Gastroesophageal adenocarcinoma in young adults (GCYA) counts for 10-15% of diagnoses. Previous studies have mainly focused on surgical outcomes in patients with resectable tumors; however, systemic therapy for advanced GCYA remains under-evaluated. This study aims to assess the efficacy-related outcomes and safety of first-line chemotherapy (CT) in younger versus older patients with advanced gastroesophageal adenocarcinoma.

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[Anorexia nervosa, microbiota and brain].

Nutr Hosp

November 2023

Departamento de Nutrición y Ciencia de los Alimentos. Facultad de Farmacia. Universidad Complutense de Madrid. Grupo de Investigación VALORNUT-UCM (920030). IdISSC.

Article Synopsis
  • - Anorexia nervosa (AN) is a psychiatric disorder that has a low treatment response rate and is influenced by multiple factors, including changes in gut microbiota.
  • - Recent research highlights the potential role of intestinal dysbiosis in AN, suggesting it could contribute to the condition and its associated symptoms like nutritional and psychological issues.
  • - The study explores the use of probiotics as a promising therapeutic option alongside traditional treatments, aiming to improve outcomes for patients with AN.
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To meet the food and nutritional needs of a growing population and, at the same time, guarantee natural and productive resources, food systems must undergo changes in production models and consumption patterns, adopting more sustainable diets. The recommendations of different organizations and institutions are aimed at adopting a varied and balanced dietary pattern, with a greater predominance of plant-based food and a lower presence of animal food, to improve the state of health and well-being, while reducing the environmental impact. These types of diets have important health benefits, especially if diets are well planned and foods are properly combined.

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Breast cancer is the most prevalent tumor in women, ranking first in incidence and mortality in many countries. Although the causes of breast cancer are complex and multifactorial, nutritional factors and those related to nutritional status play an important role in the development of the disease. In this way, factors that increase breast cancer risk have been identified, such as weight gain, the amount of adipose tissue, waist circumference, alcohol consumption or the consumption of red meat and processed meat, while other factors have been identified that reduce the risk, such as eating fruits and vegetables.

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From molecular basis to clinical insights: a challenging future for the vitamin D endocrine system in colorectal cancer.

FEBS J

June 2024

Instituto de Investigaciones Biomédicas Sols-Morreale, Consejo Superior de Investigaciones Científicas, Universidad Autónoma de Madrid, Spain.

Colorectal cancer (CRC) is one of the most life-threatening neoplasias in terms of incidence and mortality worldwide. Vitamin D deficiency has been associated with an increased risk of CRC. 1α,25-Dihydroxyvitamin D [1,25(OH)D], the most active vitamin D metabolite, is a pleiotropic hormone that, through its binding to a transcription factor of the nuclear receptor superfamily, is a major regulator of the human genome.

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Ischemic stroke is a serious neurological condition that requires urgent attention. As a time-dependent disease, acute stroke management must be coordinated and effective to provide the best treatment as early as possible. The treatment of the acute phase of ischemic stroke includes general measures to ensure patient hemodynamic stability, the use of reperfusion therapies (intravenous thrombolytics and mechanical thrombectomy), improving cerebral protection by monitoring the homeostasis of certain variables as blood pressure, glycemia, temperature, or oxygenation, as well as preventing cerebral and systemic complications.

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Background: Alzheimer's disease (AD) and type 2 diabetes mellitus (T2DM) share metabolic alterations such as abnormal insulin and lipid metabolism and have some common genetic factors such as genotype. Taking this into account, we hypothesized that we could identify common genetic factors involved in the development of diabetes and cardiovascular diseases.

Methodology: We first genotyped 48 single nucleotide polymorphisms (SNPs) previously associated with AD in a cohort composed of 330 patients with cognitive impairment (CI) to assess their association with plasma lipids.

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Article Synopsis
  • - The study aimed to evaluate the effectiveness of systemic corticosteroids in reducing hospital stay length for COVID-19 patients and compared three different corticosteroids in this regard.
  • - Data from 3,934 hospitalized COVID-19 patients were analyzed, revealing that those treated with systemic corticosteroids had a significantly shorter length of stay compared to those who did not receive them, with dexamethasone showing the most notable benefit.
  • - While the use of corticosteroids led to a 43% higher chance of being discharged within 4 days, there were no significant differences in mortality or ICU admissions between the groups.
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Introduction: oral nutritional supplements (ONS) are nutritional therapies used to treat malnutrition in cancer patients, therefore, innovation in these treatments, from nutrients to sensory quality, is essential to ensure their consumption. Objectives: to evaluate the organoleptic characteristic of different prototypes of oral nutritional supplements specifically designed for cancer patients. Method: cross-sectional, randomized, double-blind pilot clinical study in patients with any type of cancer, with or without oncological treatment, who tasted five ONS prototypes with different flavors (brownie, tropical, pineapple, tomato and ham) and different sensory qualities in order to evaluate their organoleptic characteristics (color, smell, taste, residual taste, texture and density) through a specific questionnaire.

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Introduction: eating disorders (EDs) entail a therapeutic challenge. Objective: to describe ED care from the perspective of Nutrition Units (NU) in relation to human and care resources, the activities carried out, and satisfaction with care in Spain; to collect demands from professionals to improve assistance. Methods: a cross-sectional, observational study based on a questionnaire sent online to members of the Spanish Society of Clinical Nutrition and Metabolism (SENPE) and to the Nutrition Area of the Spanish Society of Endocrinology and Nutrition (SEEN).

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The yearly incidence of hip fracture is very high, which generates significant healthcare and socioeconomic burden. These fractures can occur at any age, but the vast majority occur in people over 65 years of age and predominantly in women, due to the increased risk of menopause-associated osteoporosis. Type 2 diabetes mellitus (DM2), apart from altering glucose, lipid and protein metabolisms, also causes a deregulation of calcium, phosphorus and magnesium and dysfunction in bone metabolism.

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Sarcopenia is a multidimensional condition that negatively affects muscle mass, muscle strength, and physical performance. The prevalence of sarcopenia in people with diabetes is much higher than that of the general population, especially in individuals with poor nutritional status. Both sarcopenia and malnutrition are conditions amenable to intervention to improve clinical prognosis.

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Type 2 diabetes mellitus is a highly prevalent disease worldwide, generating an increasing clinical and economic burden due to its micro- and macrovascular complications. Frequently, people with diabetes are hospitalized for various pathologies. These patients generally have higher risk of complications, prolonged hospitalizations and mortality.

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Liver cirrhosis is a progressive and chronic disease of the liver, of diverse etiology, which is frequently associated with glucose intolerance and in some cases concurs with type 2 diabetes (DM2). DM2 is associated with adverse outcomes in patients with cirrhosis, including a higher rate of hospitalizations, a higher prevalence of hepatocellular carcinoma, and an increased risk of mortality. Malnutrition is another frequent complication of cirrhosis, the prevalence of which increases with the degree of liver dysfunction, worsening the prognosis.

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Diabetes is a frequent comorbidity in cancer patients, since they share common risk factors. In cancer, the concurrence of cachexia represents a poor prognostic factor, which is aggravated by poor nutritional status. Clinically, cancer cachexia manifests as a significant reduction in body weight, accompanied by changes in body composition and alterations in the balance of the biological system, and causes progressive dysfunction.

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Heart failure (HF) is one of the leading causes of morbidity and mortality among older people, making it a major public health problem. Cardiovascular diseases in general, and HF in particular, are common comorbidities in people with type 2 diabetes (DM2). The concurrence of DM2 and HF is associated with more severe clinical symptoms and signs, and poorer quality of life and prognosis.

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People with diabetes are at high risk of requiring surgical intervention throughout their lives, and of perioperative complications in case of poor metabolic control. Hospitalization represents a stressful event that, together with other factors associated with diagnostic and therapeutic procedures, leads to a deterioration in the nutritional status of the patients. An association between poor nutritional status and adverse outcomes in surgical patients has been observed.

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