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17 pages, 1216 KB  
Article
ALBACOVIDIOL Study: Effect of Calcifediol Treatment on Mortality in Patients Hospitalized for COVID-19: A Retrospective Analysis
by José Antonio Blázquez-Cabrera, Javier Torres-Hernández, Roger Bouillon, Antonio Casado-Díaz, José Manuel Quesada-Gomez and Laura Navarro-Casado
Nutrients 2025, 17(12), 1968; https://doi.org/10.3390/nu17121968 - 10 Jun 2025
Viewed by 1024
Abstract
Background: Immunomodulatory treatments targeting excessive host immune responses favorably shifting the course of COVID-19. High doses of calcifediol may reduce the mortality of this infection. Objective: To evaluate how a high dose of calcifediol modifies the risk of death in patients hospitalized with [...] Read more.
Background: Immunomodulatory treatments targeting excessive host immune responses favorably shifting the course of COVID-19. High doses of calcifediol may reduce the mortality of this infection. Objective: To evaluate how a high dose of calcifediol modifies the risk of death in patients hospitalized with COVID-19 during the first outbreaks. Design: A retrospective, observational study to evaluate the relationship between treatment with calcifediol and the risk of death in patients hospitalized with COVID-19 at the “Complejo Hospitalario Universitario de Albacete” (CHUA), Spain, during the months of January to March 2021. Patients were treated with corticosteroids, and some patients also received baricitinib and/or high doses of calcifediol, according to CHUA’s therapeutic protocol 2021 for COVID-19. The primary outcome measure was mortality according to calcifediol treatment. Results: A total of 230 patients were included. 25(OH)D levels were measured on admission in 148 patients, showing a high prevalence of vitamin D deficiency [median 25(OH)D: 17.5 ng/mL]. Thirty-four (23%) had severe deficiency (25(OH)D ≤ 10 ng/mL). In the 119 patients (51.7%) who received in-hospital treatment with a high dose of calcifediol, the mortality rate was 12.6% (15 cases, 95% confidence interval [CI], 7.8–19.8%), while in 111 patients who did not receive treatment with calcifediol, the death rate was 23.4% (26 cases, 95% CI: 16.5–32.1%; p = 0.039). The odds ratio (OR) in treated vs. untreated patients was 0.47 (95% CI: 0.23–0.95). Among the patients admitted with severe deficiency, 16 received treatment with calcifediol, with a mortality rate of 0.0% (0 cases, 95% CI: 0.0–19.4%), while in the 18 not treated with calcifediol, a death rate of 38.9% was observed (7 cases, 95% CI: 20.3–61.4%; p = 0.008). The mortality rate was lower in patients treated with the combination of calcifediol and corticosteroids vs. those treated with corticosteroids alone (p = 0.038) and vs. those treated with corticosteroids and baricitinib (p = 0.033). Conclusions: In the ALBACOVIDIOL study, calcifediol treatment was associated with a lower observed mortality rate in hospitalized patients with COVID-19 treated with corticosteroids (with or without baricitinib), especially in those with severe vitamin D deficiency. Causality cannot be inferred due to the retrospective study design. (Public database: ClinicalTrials.gov, NCT05819918). Full article
(This article belongs to the Section Clinical Nutrition)
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28 pages, 2001 KB  
Article
Pharmacogenomic Study of SARS-CoV-2 Treatments: Identifying Polymorphisms Associated with Treatment Response in COVID-19 Patients
by Alexandre Serra-Llovich, Natalia Cullell, Olalla Maroñas, María José Herrero, Raquel Cruz, Berta Almoguera, Carmen Ayuso, Rosario López-Rodríguez, Elena Domínguez-Garrido, Rocio Ortiz-Lopez, María Barreda-Sánchez, Marta Corton, David Dalmau, Esther Calbo, Lucía Boix-Palop, Beatriz Dietl, Anna Sangil, Almudena Gil-Rodriguez, Encarna Guillén-Navarro, Esther Mancebo, Saúl Lira-Albarrán, Pablo Minguez, Estela Paz-Artal, Gladys G. Olivera, Sheila Recarey-Rama, Luis Sendra, Enrique G. Zucchet, Miguel López de Heredia, Carlos Flores, José A. Riancho, Augusto Rojas-Martinez, Pablo Lapunzina, Ángel Carracedo, María J. Arranz and SCOURGE COHORT GROUPadd Show full author list remove Hide full author list
Biomedicines 2025, 13(3), 553; https://doi.org/10.3390/biomedicines13030553 - 21 Feb 2025
Viewed by 3211
Abstract
Background/Objectives: The COVID-19 pandemic resulted in 675 million cases and 6.9 million deaths by 2022. Despite substantial declines in case fatalities following widespread vaccination campaigns, the threat of future coronavirus outbreaks remains a concern. Current treatments for COVID-19 have been repurposed from [...] Read more.
Background/Objectives: The COVID-19 pandemic resulted in 675 million cases and 6.9 million deaths by 2022. Despite substantial declines in case fatalities following widespread vaccination campaigns, the threat of future coronavirus outbreaks remains a concern. Current treatments for COVID-19 have been repurposed from existing therapies for other infectious and non-infectious diseases. Emerging evidence suggests a role for genetic factors in both susceptibility to SARS-CoV-2 infection and response to treatment. However, comprehensive studies correlating clinical outcomes with genetic variants are lacking. The main aim of our study is the identification of host genetic biomarkers that predict the clinical outcome of COVID-19 pharmacological treatments. Methods: In this study, we present findings from GWAS and candidate gene and pathway enrichment analyses leveraging diverse patient samples from the Spanish Coalition to Unlock Research of Host Genetics on COVID-19 (SCOURGE), representing patients treated with immunomodulators (n = 849), corticoids (n = 2202), and the combined cohort of both treatments (n = 2487) who developed different outcomes. We assessed various phenotypes as indicators of treatment response, including survival at 90 days, admission to the intensive care unit (ICU), radiological affectation, and type of ventilation. Results: We identified significant polymorphisms in 16 genes from the GWAS and candidate gene studies (TLR1, TLR6, TLR10, CYP2C19, ACE2, UGT1A1, IL-1α, ZMAT3, TLR4, MIR924HG, IFNG-AS1, ABCG1, RBFOX1, ABCB11, TLR5, and ANK3) that may modulate the response to corticoid and immunomodulator therapies in COVID-19 patients. Enrichment analyses revealed overrepresentation of genes involved in the innate immune system, drug ADME, viral infection, and the programmed cell death pathways associated with the response phenotypes. Conclusions: Our study provides an initial framework for understanding the genetic determinants of treatment response in COVID-19 patients, offering insights that could inform precision medicine approaches for future epidemics. Full article
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12 pages, 569 KB  
Perspective
Pharmacologic Treatment of Pulmonary Hypertension Due to Heart Failure with Preserved Ejection Fraction: Are There More Arrows on Our Bow?
by Daniele Masarone, Fabio Valente, Marina Verrengia, Carla Contaldi, Vito di Palma, Luigi Falco, Dario Catapano and Emilio di Lorenzo
J. Clin. Med. 2024, 13(22), 6867; https://doi.org/10.3390/jcm13226867 - 14 Nov 2024
Cited by 2 | Viewed by 2605
Abstract
Pulmonary hypertension (PH) associated with heart failure with preserved ejection fraction (PH-HFpEF) represents a frequent form of PH related to left ventricular dysfunction. The pathophysiology of PH-HFpEF is intricate, and varied and includes vascular, cardiac, and pulmonary factors that contribute synergistically to developing [...] Read more.
Pulmonary hypertension (PH) associated with heart failure with preserved ejection fraction (PH-HFpEF) represents a frequent form of PH related to left ventricular dysfunction. The pathophysiology of PH-HFpEF is intricate, and varied and includes vascular, cardiac, and pulmonary factors that contribute synergistically to developing this clinical syndrome. Improved knowledge of the pathophysiology of PH-HFpEF has paved the way for the use of new drugs such as angiotensin receptor neprilysin inhibitors (ARNIs), non-steroidal mineral corticoid receptor antagonist (nsMRA), sodium-glucose cotransporter inhibitors (SGLT2is), levosimendan, and glucagon-like peptide 1 (GLP-1) agonists. ARNIs are a widely used drug for the treatment of PH associated with heart failure with reduced ejection fraction. They have also recently been used in PH-HFpEF patients with hemodynamic benefits that need to be confirmed in future research. Finerenone is an innovative non-steroidal mineralocorticoid receptor antagonist that exhibits notable cardioprotective and renoprotective properties in individuals suffering from chronic diabetic kidney disease. It also enhances outcomes for patients with heart failure, whether they have mildly reduced or preserved ejection fraction. Moreover, in experimental studies, finerenone has been found to lower pulmonary artery pressure, reduce muscularization, and decrease the wall thickness of pulmonary arteries. SGLT2i have revolutionized the treatment of patients with heart failure irrespective of left ventricular ejection fraction, and their treatment is also associated with an improvement in the hemodynamics profile in patients with PH-HFpEF. Levosimendan is a widely used inodilator in the treatment of acute and advanced heart failure. In addition, its use in patients with PH-HFpEF (supported by the positive effects on pulmonary hemodynamics that levosimendan exerts) has recently demonstrated hemodynamic benefit in a small phase 2 study that paved the way for phase 3 studies and the creation of an oral formulation of levosimendan. Finally, GLP1 agonists are a class of drugs that, in preliminary evidence, have shown a positive effect on cardiac hemodynamics, mainly by facilitating left ventricular unloading. These effects, along with the reduction in insulin resistance and weight loss, likely lead to beneficial outcomes for PH-HFpEF patients, especially those with obesity as a comorbidity. Full article
(This article belongs to the Section Cardiology)
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9 pages, 235 KB  
Article
Gestational Diabetes in Women with Fetal Spina Bifida Repair—Influence of Perioperative Management
by Ladina Rüegg, Ladina Vonzun, Julia Zepf, Nele Strübing, Ueli Möhrlen, Luca Mazzone, Martin Meuli, Spina Bifida Study Group and Nicole Ochsenbein-Kölble
J. Clin. Med. 2024, 13(17), 5029; https://doi.org/10.3390/jcm13175029 - 25 Aug 2024
Viewed by 1493
Abstract
Background/Objectives: Fetal spina bifida (fSB) is the most common neural tube defect, and intrauterine repair has become a valid treatment option for selected cases. If fSB repair is offered, the ideal time for surgery is from 24 to 26 gestational weeks (GWs). The [...] Read more.
Background/Objectives: Fetal spina bifida (fSB) is the most common neural tube defect, and intrauterine repair has become a valid treatment option for selected cases. If fSB repair is offered, the ideal time for surgery is from 24 to 26 gestational weeks (GWs). The preoperative steroids for lung maturation and preoperative tocolytics that are administered are known to increase the prevalence of gestational diabetes (GD), which normally occurs in about 10–15% of all pregnant women. This study assessed the prevalence, possible influencing factors, and consequences on the course of pregnancy regarding GD in this cohort. Methods: Between 2010 and 2022, 184 fSB cases were operated. Those patients operated on after 24 0/7 GWs received steroids before surgery. All the patients received tocolysis, and an oral glucose tolerance test was performed between 26 and 28 GWs at least 7 days after steroid administration. In 2020, we established an early postoperative mobilization protocol. The perioperative management procedures of those patients with and without GD were compared to each other, and also, the patients treated according to the early mobilization protocol were compared to the remaining cohort. Results: Nineteen percent were diagnosed with GD. Corticosteroids were administered in 92%. Neither the corticoid administration nor the interval between the administration and glucose tolerance test was different in patients with or without GD. Further, 99.5% received postoperative tocolytics for at least 48 h. The women with GD had significantly longer administration of tocolytics. The length of stay (LOS) was higher in those patients with GD. The gestational age (GA) at delivery was significantly lower in the cohort with GD. In the early mobilized group, we found a significantly higher GA at delivery (37.1 GWs vs. 36.2 GWs, p = 0.009) and shorter LOS (p < 0.001), and their GD rate was lower (10% vs. 20%), although not statistically significant. Conclusions: The GD incidence in the women after fSB repair was higher than in the usual pregnant population. Early mobilization, rapid tocolytics decrease, and shorter LOS could benefit the pregnancy course after fSB repair and may decrease the risk for GD in this already high-risk cohort without increasing the risk for preterm delivery. Full article
25 pages, 9316 KB  
Article
Real-World Application of a Quantitative Systems Pharmacology (QSP) Model to Predict Potassium Concentrations from Electronic Health Records: A Pilot Case towards Prescribing Monitoring of Spironolactone
by Andreas D. Meid, Camilo Scherkl, Michael Metzner, David Czock and Hanna M. Seidling
Pharmaceuticals 2024, 17(8), 1041; https://doi.org/10.3390/ph17081041 - 7 Aug 2024
Cited by 1 | Viewed by 1413
Abstract
Quantitative systems pharmacology (QSP) models are rarely applied prospectively for decision-making in clinical practice. We therefore aimed to operationalize a QSP model for potas-sium homeostasis to predict potassium trajectories based on spironolactone administrations. For this purpose, we proposed a general workflow that was [...] Read more.
Quantitative systems pharmacology (QSP) models are rarely applied prospectively for decision-making in clinical practice. We therefore aimed to operationalize a QSP model for potas-sium homeostasis to predict potassium trajectories based on spironolactone administrations. For this purpose, we proposed a general workflow that was applied to electronic health records (EHR) from patients treated in a German tertiary care hospital. The workflow steps included model exploration, local and global sensitivity analyses (SA), identifiability analysis (IA) of model parameters, and specification of their inter-individual variability (IIV). Patient covariates, selected parameters, and IIV then defined prior information for the Bayesian a posteriori prediction of individual potassium trajectories of the following day. Following these steps, the successfully operationalized QSP model was interactively explored via a Shiny app. SA and IA yielded five influential and estimable parameters (extracellular fluid volume, hyperaldosteronism, mineral corticoid receptor abundance, potassium intake, sodium intake) for Bayesian prediction. The operationalized model was validated in nine pilot patients and showed satisfactory performance based on the (absolute) average fold error. This provides proof-of-principle for a Prescribing Monitoring of potassium concentrations in a hospital system, which could suggest preemptive clinical measures and therefore potentially avoid dangerous hyperkalemia or hypokalemia. Full article
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13 pages, 902 KB  
Article
Calcifediol or Corticosteroids in the Treatment of COVID-19: An Observational Study
by Marta Entrenas-Castillo, Luis Manuel Entrenas-Costa, María P. Pata, Bernabe Jurado-Gamez, Cristina Muñoz-Corroto, Cristina Gomez-Rebollo, Estefania Mira-Padilla, Roger Bouillon and Jose Manuel Quesada-Gómez
Nutrients 2024, 16(12), 1910; https://doi.org/10.3390/nu16121910 - 17 Jun 2024
Cited by 3 | Viewed by 1799
Abstract
Medical treatment of coronavirus 19 disease (COVID-19) is a therapeutic challenge. The available data strongly suggest that calcifediol treatment may reduce the severity of COVID-19, and corticosteroids are the treatment of choice worldwide for severe COVID-19. Both have a very similar action profile, [...] Read more.
Medical treatment of coronavirus 19 disease (COVID-19) is a therapeutic challenge. The available data strongly suggest that calcifediol treatment may reduce the severity of COVID-19, and corticosteroids are the treatment of choice worldwide for severe COVID-19. Both have a very similar action profile, and their combined use in patients may modify the contribution of each administered compound. Objective: To evaluate how treatment with calcifediol and/or corticosteroids in medical practice modified the need for ICU admission, death, or poor prognosis of patients hospitalized with COVID-19 during the first outbreaks. Design, patients and setting: A retrospective observational cohort study of patients admitted for COVID-19 to the Pneumology Unit of the Hospital Universitario Reina Sofía (Córdoba, Spain). Interventions: Patients were treated with calcifediol or/and corticosteroids with the best available therapy and standard care, according to clinical practice guidelines. Measurements: Admission to the intensive care unit (ICU) or death during hospitalization and poor prognosis. Results: Seven hundred and twenty-eight patients were included. According to the treatment received, they were included in four groups: calcifediol (n = 68), glucocorticoids (n = 112), both (n = 510), or neither (n = 38). Of the 578 patients treated with calcifediol, 88 were admitted to the ICU (15%), while of the 150 not treated with calcifediol, 39 required ICU admission (26%) (p < 0.01). Among the patients taking calcifediol without glucocorticoids, only 4 of 68 (5.8%) required ICU admission, compared to 84 of 510 (16.5%) treated with both (p = 0.022). Of the 595 patients who had a good prognosis, 568 (82.01%) had received treatment with calcifediol versus the 133 patients with a poor prognosis, of whom 90 (67.66%) had received calcifediol (p < 0.001). This difference was not found for corticosteroids. Interpretation: The treatment of choice for hospitalized patients with moderate or mild COVID-19 could be calcifediol, not administering corticosteroids, until the natural history of the disease reaches a stage of hyperinflammation. Full article
(This article belongs to the Section Clinical Nutrition)
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20 pages, 4307 KB  
Article
Formulation of Budesonide-Loaded Polymeric Nanoparticles into Hydrogels for Local Therapy of Atopic Dermatitis
by Marta Slavkova, Christophor Lazov, Ivanka Spassova, Daniela Kovacheva, Ivanka Pencheva-El Tibi, Denitsa Stefanova, Virginia Tzankova, Petar D. Petrov and Krassimira Yoncheva
Gels 2024, 10(1), 79; https://doi.org/10.3390/gels10010079 - 20 Jan 2024
Cited by 15 | Viewed by 3624
Abstract
Budesonide is a mineral corticoid applied in the local therapy of pediatric atopic dermatitis. Unfortunately, its dermal administration is hindered by the concomitant adverse effects and its physicochemical properties. The characteristic pH change in the atopic lesions can be utilized for the preparation [...] Read more.
Budesonide is a mineral corticoid applied in the local therapy of pediatric atopic dermatitis. Unfortunately, its dermal administration is hindered by the concomitant adverse effects and its physicochemical properties. The characteristic pH change in the atopic lesions can be utilized for the preparation of a pH-sensitive nanocarrier. In this view, the formulation of Eudragit L 100 nanoparticles as a budesonide delivery platform could provide more efficient release to the desired site, improve its penetration, and subsequently lower the undesired effects. In this study, budesonide-loaded Eudragit L100 nanoparticles were prepared via the nanoprecipitation method (mean diameter 57 nm, −31.2 mV, and approx. 90% encapsulation efficiency). Their safety was proven by cytotoxicity assays on the HaCaT keratinocyte cell line. Further, the drug-loaded nanoparticles were incorporated into two types of hydrogels based on methylcellulose or Pluronic F127. The formulated hydrogels were characterized with respect to their pH, occlusion, rheology, penetration, spreadability, and drug release. In conclusion, the developed hydrogels containing budesonide-loaded nanoparticles showed promising potential for the pediatric treatment of atopic dermatitis. Full article
(This article belongs to the Special Issue Hydrogel for Sustained Delivery of Therapeutic Agents)
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15 pages, 957 KB  
Review
Epstein-Barr Virus Encephalitis: A Review of Case Reports from the Last 25 Years
by Marine Peuchmaur, Joris Voisin, Mathieu Vaillant, Aurélie Truffot, Julien Lupo, Patrice Morand, Marion Le Maréchal and Raphaele Germi
Microorganisms 2023, 11(12), 2825; https://doi.org/10.3390/microorganisms11122825 - 21 Nov 2023
Cited by 11 | Viewed by 13368
Abstract
Although uncommon, Epstein-Barr virus-related neurological disorders represent the seventh most frequent cause of infectious encephalitis in adults. The limited number of publications on EBV encephalitis mainly document isolated clinical cases. This study aimed to summarize published data on EBV encephalitis. A systematic literature [...] Read more.
Although uncommon, Epstein-Barr virus-related neurological disorders represent the seventh most frequent cause of infectious encephalitis in adults. The limited number of publications on EBV encephalitis mainly document isolated clinical cases. This study aimed to summarize published data on EBV encephalitis. A systematic literature search identified 97 EBV encephalitis cases. In the selected cases, EBV-related neurological disorders manifested as lymphocytic pleocytosis in the cerebrospinal fluid (CSF) with moderate hyperproteinorachia. The EBV PCR test was positive in 87% of the CSF samples, with wide-ranging viral loads. When encephalitis occurred in the context of past EBV infections, all of the EBV PCR tests on CSF samples were positive. On the contrary, negative EBV PCR tests on CSF samples occurred only in the context of primary infections. EBV PCR was rarely carried out on blood samples, contributing minimally to the diagnosis. For the treatment of EBV encephalitis, Aciclovir was used alone in 29% of cases, and in association with other drugs in 40% of cases. Ganciclovir (30%), corticoids (52%), and immunoglobulins (15%) were mainly used in association with other drugs. Cerebral imaging was abnormal in 69% of cases, mostly in the cerebellum and basal ganglia. This work highlights that the EBV PCR test on CSF samples is currently the main laboratory diagnostic test to diagnose EBV encephalitis. This diagnostic test is useful; however, it is imperfect. New complementary diagnostic tools, approved treatments, and standardized practices could improve patient management. Full article
(This article belongs to the Special Issue Epstein–Barr Virus Infection and Associated Diseases 2.0)
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25 pages, 2728 KB  
Review
New Perspectives about Drug Candidates Targeting HTLV-1 and Related Diseases
by Milena Cristina Martins da Silva, Renan Stefferson Barradas Pereira, Antonia Cherlly Aparecida Araujo, Ednilson Gregorio da Silva Filho, Anderson de Lima Dias, Kassio Silva Cavalcante and Maísa Silva de Sousa
Pharmaceuticals 2023, 16(11), 1546; https://doi.org/10.3390/ph16111546 - 2 Nov 2023
Cited by 4 | Viewed by 4815
Abstract
Among the human T-lymphotropic virus (HTLV) types, HTLV-1 is the most prevalent, and it has been linked to a spectrum of diseases, including HAM/TSP, ATLL, and hyperinfection syndrome or disseminated strongyloidiasis. There is currently no globally standard first-line treatment for HTLV-1 infection and [...] Read more.
Among the human T-lymphotropic virus (HTLV) types, HTLV-1 is the most prevalent, and it has been linked to a spectrum of diseases, including HAM/TSP, ATLL, and hyperinfection syndrome or disseminated strongyloidiasis. There is currently no globally standard first-line treatment for HTLV-1 infection and its related diseases. To address this, a comprehensive review was conducted, analyzing 30 recent papers from databases PubMed, CAPES journals, and the Virtual Health Library (VHL). The studies encompassed a wide range of therapeutic approaches, including antiretrovirals, immunomodulators, antineoplastics, amino acids, antiparasitics, and even natural products and plant extracts. Notably, the category with the highest number of articles was related to drugs for the treatment of ATLL. Studies employing mogamulizumab as a new perspective for ATLL received greater attention in the last 5 years, demonstrating efficacy, safe use in the elderly, significant antitumor activity, and increased survival time for refractory patients. Concerning HAM/TSP, despite corticosteroid being recommended, a more randomized clinical trial is needed to support treatment other than corticoids. The study also included a comprehensive review of the drugs used to treat disseminated strongyloidiasis in co-infection with HTLV-1, including their administration form, in order to emphasize gaps and facilitate the development of other studies aiming at better-directed methodologies. Additionally, docking molecules and computer simulations show promise in identifying novel therapeutic targets and repurposing existing drugs. These advances are crucial in developing more effective and targeted treatments against HTLV-1 and its related diseases. Full article
(This article belongs to the Special Issue HTLV-1: Molecular Insights to Targeted Elimination Strategies)
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12 pages, 2355 KB  
Case Report
Autoinflammatory Recurrent Pericarditis Associated with a New NLRP12 Mutation in a Male Adolescent
by Eliza Cinteza, Dan Stefan, Mihaela Adela Iancu, Andreea Ioan, Corina Maria Vasile, Radu Vatasescu and Alexis Cochino
Life 2023, 13(11), 2131; https://doi.org/10.3390/life13112131 - 28 Oct 2023
Cited by 5 | Viewed by 2701
Abstract
Idiopathic recurrent pericarditis (IRP) can be the hallmark of an autoinflammatory syndrome with recurrent attacks of chest pain and symptom-free intervals following an acute episode. The recurrence rate may be 35% in the pediatric population, frequently with less severe manifestations than at the [...] Read more.
Idiopathic recurrent pericarditis (IRP) can be the hallmark of an autoinflammatory syndrome with recurrent attacks of chest pain and symptom-free intervals following an acute episode. The recurrence rate may be 35% in the pediatric population, frequently with less severe manifestations than at the first episode. Pericarditis can be the sole clinical manifestation or may be part of a systemic autoinflammatory disease (SAID), especially in the case of a recurrence. Familial Mediterranean Fever (FMF), Tumor Necrosis Factor Receptor-Associated Periodic Syndrome (TRAPS), Mevalonate-Kinase Deficiency (MKD), nucleotide-binding oligomerization domain 2 (NOD2)-associated autoinflammatory syndrome, and others are closely related to IRP based on similar clinical manifestations and treatment responses to anti-interleukin 1 (IL-1) agents, such as anakinra, and should therefore be excluded in patients with IRP. A newly described SAID, an autosomal dominant disorder known as NLRP12-AID (nucleotide-binding leucine-rich repeat-containing receptor 12-related autoinflammatory disease) is caused by heterozygous mutations in the NLRP12 gene and most commonly affects children. Fewer than 40 pediatric patients with NLRP12-AID have been described in the medical literature, with none presenting with RP. We report a case of relapsing pericarditis responsive to anti-IL-1 therapy in a male adolescent who carried a missense mutation in the NLRP12 gene potentially causative of the excessive activation of inflammatory pathways. This is a unique case in the medical literature that associates recurrent pericarditis in an adolescent presumed to be related to the missense mutation in the NLRP12 gene. The role of the NLRP12 inflammasome in generating and maintaining recurrent pericardial inflammation should be considered. Full article
(This article belongs to the Section Medical Research)
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13 pages, 1378 KB  
Article
Follicle-Targeted Delivery of Betamethasone and Minoxidil Co-Entrapped in Polymeric and Lipid Nanoparticles for Topical Alopecia Areata Treatment
by Breno N. Matos, Ana Luiza Lima, Camila O. Cardoso, Marcilio Cunha-Filho, Tais Gratieri and Guilherme M. Gelfuso
Pharmaceuticals 2023, 16(9), 1322; https://doi.org/10.3390/ph16091322 - 19 Sep 2023
Cited by 11 | Viewed by 3975
Abstract
Alopecia areata is managed with oral corticosteroids, which has known side effects for patients. Given that a topical application of formulations containing a corticoid and a substance controlling hair loss progression could reduce or eliminate such adverse effects and increase the patient’s adherence [...] Read more.
Alopecia areata is managed with oral corticosteroids, which has known side effects for patients. Given that a topical application of formulations containing a corticoid and a substance controlling hair loss progression could reduce or eliminate such adverse effects and increase the patient’s adherence to the treatment, this study prepares polymeric and lipidic nanoparticles (PNPs and NLCs) to co-entrap minoxidil and betamethasone and compares the follicular drug delivery provided by topical application of these nanoparticles. The prepared PNPs loaded 99.1 ± 13.0% minoxidil and 70.2 ± 12.8% betamethasone, while the NLCs entrapped 99.4 ± 0.1 minoxidil and 80.7 ± 0.1% betamethasone. PNPs and NLCs presented diameters in the same range, varying from 414 ± 10 nm to 567 ± 30 nm. The thermal analysis revealed that the production conditions favor the solubilization of the drugs in the nanoparticles, preserving their stability. In in vitro permeation studies with porcine skin, PNPs provided a 2.6-fold increase in minoxidil penetration into the follicular casts compared to the control and no remarkable difference in terms of betamethasone; in contrast, NLCs provided a significant (specifically, a tenfold) increase in minoxidil penetration into the hair follicles compared to the control, and they delivered higher concentrations of betamethasone in hair follicles than both PNPs and the control. Neither PNPs nor NLCs promoted transdermal permeation of the drugs to the receptor solution, which should favor a topical therapy. Furthermore, both nanoparticles targeted approximately 50% of minoxidil delivery to the follicular casts and NLCs targeted 74% of betamethasone delivery to the hair follicles. In conclusion, PNPs and NLCs are promising drug delivery systems for enhancing follicular targeting of drugs, but NLCs showed superior performance for lipophilic drugs. Full article
(This article belongs to the Special Issue Recent Advances in Skin Drug Delivery)
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9 pages, 2467 KB  
Case Report
Long COVID Complicated by Fatal Cytomegalovirus and Aspergillus Infection of the Lungs: An Autopsy Case Report
by Lucia Krivosikova, Tereza Kuracinova, Peter Martanovic, Michaela Hyblova, Jozef Kaluzay, Alexandra Uhrinova, Pavol Janega and Pavel Babal
Viruses 2023, 15(9), 1810; https://doi.org/10.3390/v15091810 - 25 Aug 2023
Cited by 2 | Viewed by 2549
Abstract
After the acute phase of COVID-19, some patients develop long COVID. This term is used for a variety of conditions with a complex, yet not fully elucidated etiology, likely including the prolonged persistence of the virus in the organism and progression to lung [...] Read more.
After the acute phase of COVID-19, some patients develop long COVID. This term is used for a variety of conditions with a complex, yet not fully elucidated etiology, likely including the prolonged persistence of the virus in the organism and progression to lung fibrosis. We present a unique autopsy case of a patient with severe COVID-19 with prolonged viral persistence who developed interstitial lung fibrosis complicated by a fatal combination of cytomegalovirus and Aspergillus infection. SARS-CoV-2 virus was detected at autopsy in the lungs more than two months after the acute infection, although tests from the nasopharynx were negative. Immune dysregulation after COVID-19 and the administration of corticoid therapy created favorable conditions for the cytomegalovirus and Aspergillus infection that were uncovered at autopsy. These pathogens may represent a risk for opportunistic infections, complicating not only the acute coronavirus infection but also long COVID, as was documented in the presented case. Full article
(This article belongs to the Special Issue COVID-19 and Pneumonia 2.0)
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21 pages, 1597 KB  
Review
Reshaping the Concept of Riedel’s Thyroiditis into the Larger Frame of IgG4-Related Disease (Spectrum of IgG4-Related Thyroid Disease)
by Mara Carsote and Claudiu Nistor
Biomedicines 2023, 11(6), 1691; https://doi.org/10.3390/biomedicines11061691 - 11 Jun 2023
Cited by 4 | Viewed by 3794
Abstract
Recently, Riedel’s thyroiditis (RT) was assimilated into the larger spectrum of immunoglobulin IgG4-related disease (IgG4-RD) in addition to a particular frame of IgG4-related thyroid disease (IgG4-RTD), underlying IgG4-RT, IgG4-associated Hashimoto’s thyroiditis (and its fibrotic variant), and IgG4-related Graves’s disease. Our objective was to [...] Read more.
Recently, Riedel’s thyroiditis (RT) was assimilated into the larger spectrum of immunoglobulin IgG4-related disease (IgG4-RD) in addition to a particular frame of IgG4-related thyroid disease (IgG4-RTD), underlying IgG4-RT, IgG4-associated Hashimoto’s thyroiditis (and its fibrotic variant), and IgG4-related Graves’s disease. Our objective was to overview recent data on RT, particularly IgG4-RD and IgG4-RTD. The case and study– sample analysis (2019–2023) included 293 articles and selected 18 original studies: nine single case reports (N = 9, female/male = 2/1, aged: 34–79 years, 5/9 patients with serum IgG4 available data, 2/5 with high serum IgG4) and four case series (N = 21; 4/5 series provided data on IgG4 profile, 3/21 had serum IgG4 assays, and 2/3 had abnormally high values). IgG4-RD and thyroid findings were analyzed in three cohorts (N = 25). Another two studies (N = 11) specifically addressed IgG4-RTD components. On presentation, the patients may have hypothyroidism, transitory thyrotoxicosis, goiter, long-term history of positive anti-thyroid antibodies, and hypoechoic ultrasound thyroid pattern. The 5-year analysis (N = 66) showed the rate of serum IgG4 evaluation remained low; normal values do not exclude RT. Mandatory histological and immunohistochemistry reports point out a high content of IgG4-carrying plasma cells and IgG4/IgG ratio. Unless clinically evident, histological confirmation provides a prompt indication of starting corticoid therapy since this is the first-line option. Surgery, if feasible, is selective (non-responders to medical therapy, emergency tracheal intervention, and open/core needle biopsy). Current open issues are identifying the role of serum IgG4 assays in patients with IgG4-RD, finding out if all cases of RT are IgG4-mediated, applying IgG4-RTD criteria of differentiation among four entities, and providing an RT/IgG4-RTD guideline from diagnosis to therapy. It remains that the central aim of approaching RT in daily practice is the early index of suspicion in order to select patients referred for further procedures that provide enough histological/immunohistochemistry material to confirm RT and its high IgG4 burden. Full article
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16 pages, 5104 KB  
Article
Folate and Cobalamin Deficiencies during Pregnancy Disrupt the Glucocorticoid Response in Hypothalamus through N-Homocysteinilation of the Glucocorticoid Receptor
by Arnaud Michel, Tunay Kokten, Lynda Saber-Cherif, Rémy Umoret, Jean-Marc Alberto, Déborah Helle, Amélia Julien, Jean-Luc Daval, Jean-Louis Guéant, Carine Bossenmeyer-Pourié and Grégory Pourié
Int. J. Mol. Sci. 2023, 24(12), 9847; https://doi.org/10.3390/ijms24129847 - 7 Jun 2023
Cited by 2 | Viewed by 1950
Abstract
Vitamin B9 (folate)/B12 (cobalamin) deficiency is known to induce brain structural and/or functional retardations. In many countries, folate supplementation, targeting the most severe outcomes such as neural tube defects, is discontinued after the first trimester. However, adverse effects may occur after birth because [...] Read more.
Vitamin B9 (folate)/B12 (cobalamin) deficiency is known to induce brain structural and/or functional retardations. In many countries, folate supplementation, targeting the most severe outcomes such as neural tube defects, is discontinued after the first trimester. However, adverse effects may occur after birth because of some mild misregulations. Various hormonal receptors were shown to be deregulated in brain tissue under these conditions. The glucocorticoid receptor (GR) is particularly sensitive to epigenetic regulation and post-translational modifications. In a mother–offspring rat model of vitamin B9/B12 deficiency, we investigated whether a prolonged folate supplementation could restore the GR signaling in the hypothalamus. Our data showed that a deficiency of folate and vitamin B12 during the in-utero and early postnatal periods was associated with reduced GR expression in the hypothalamus. We also described for the first time a novel post-translational modification of GR that impaired ligand binding and GR activation, leading to decrease expression of one of the GR targets in the hypothalamus, AgRP. Moreover, this brain-impaired GR signaling pathway was associated with behavioral perturbations during offspring growth. Importantly, perinatal and postnatal supplementation with folic acid helped restore GR mRNA levels and activity in hypothalamus cells and improved behavioral deficits. Full article
(This article belongs to the Special Issue New Research on Endocrine Regulation of Brain Development)
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12 pages, 2949 KB  
Article
Awareness and Compliance with the Recommendations of Primary and Secondary Prevention of Cancer in Patients with Inflammatory Bowel Disease
by Edyta Tulewicz-Marti, Beata Stępień-Wrochna, Katarzyna Maciejewska, Michał Łodyga, Katarzyna Karłowicz, Konrad Lewandowski and Grazyna Rydzewska
J. Pers. Med. 2023, 13(6), 913; https://doi.org/10.3390/jpm13060913 - 30 May 2023
Viewed by 2186
Abstract
Introduction: Patients with Inflammatory Bowel Disease (IBD), including Crohn’s disease (CD) and ulcerative colitis (UC), are at high risk of developing malignancies, so prevention and adherence to cancer screening may improve detection. The aim of this study was to assess compliance with medical [...] Read more.
Introduction: Patients with Inflammatory Bowel Disease (IBD), including Crohn’s disease (CD) and ulcerative colitis (UC), are at high risk of developing malignancies, so prevention and adherence to cancer screening may improve detection. The aim of this study was to assess compliance with medical recommendations, especially primary and secondary prevention of cancer. Methods: This one-center cross-sectional study was carried out between June and December 2021 amongst patients at the Department of Internal Medicine and Gastroenterology, IBD Division, National Medical Institute of Ministry of Interior Affairs and Administrations, or the outpatient clinic. Patients with IBD were asked to complete an anonymous questionnaire, which included 42 questions concerning lifestyle, cancer risk factors, cancer history, and checkups. Statistical methods: The results of the qualitative variables were expressed as frequencies and percentages. We used Fisher’s exact test and the Chi-squared test. A value of p < 0.05 was considered significant. Statistical analyses were performed with the SPSS statistical package. Results: A total of 313 patients were enrolled in the study: 145 women and 168 men. In the group, 182 had Crohn’s disease (CD), 120 had ulcerative colitis (UC), and 11 with IBDU (unclassified IBD). Most participants had a disease duration of over 8 years and received biological treatment, corticoids, and/or immunosuppressive therapy. Amongst respondents, 17% (31) of patients with CD and 25.8% (31) with UC were overweight, and 10.5% (19) with CD and 15.8% (19) with UC were obese (p = 0.017). We found that 16.3% of all respondents were smokers (79.6% (144) with CD, 90.8% (109) with UC, and 72.7% (8) with IBDU; p = 0.053), and 33.9% declared that they consumed alcohol (39.4% (71) with CD, 26.9% (32) with UC, and 18.2% (2) with IBDU; p = 0.045). A total of 25.4% of patients were exposed to UV radiation, but only 18.8% used sunblock. In addition, 58.8% (67) of patients with CD and 35.8% (19) with UC receiving immunosuppressants had regular laboratory tests (p = 0.02). Furthermore, 41.4% (46) of patients with UC, 27.1% (49) of patients with CD, and 70.0% (7) of patients with IBDU declared not to perform any dermatological control (p = 0.013). A total of 77% of patients had abdominal ultrasound. Out of 52.9% of patients for whom colonoscopy was recommended, only 27.3% had it performed (16.9% (30) with CD vs. 43.1% (50) with UC p < 0.001). Most examinations were ordered by gastroenterologists. Female patients had regular breast control (CD, 78.6% (66); UC, 91.2% (52); IBDU, 50% (2); p = 0.034), and 93.8% (76) had gynecological examinations. Additionally, 80.2% of patients knew about HPV, but most declared not to be vaccinated. A total of 17.9% of patients had urological control, but most had no important pathology detected. Conclusions: According to our study, many patients are still exposed to risk factors, such as obesity, smoking, and low physical activity, that are modifiable. Laboratory tests in patients with immunosuppressive treatment should be performed regularly. Systematic control, especially dermatological checkups, should be recommended. Additionally, not only gastrologists but also other specialists and GPs should remind patients about regular checkups. Primary prevention, such as HPV vaccinations, should be recommended to all patients. Full article
(This article belongs to the Special Issue Clinical Diagnosis and Treatment of Gastrointestinal Diseases)
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