261 results match your criteria: "First Pavlov State Medical University[Affiliation]"

The article presents theses of the resolution of the Interdisciplinary Council of Experts in Psychiatry and Neurology (Moscow, 2024) on the issue of comorbid anxiety disorders (AD) in patients with neurological pathologies. The authors highlight the high prevalence of comorbid ADs and their significant negative impact on the course of underlying diseases, such as epilepsy, pain syndromes and post-stroke conditions. Modern approaches to the diagnosis and treatment of ADs in this group of patients are discussed.

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Background: Melatonin is known to modulate circadian and seasonal rhythms in metabolism, reproduction, and behavior. However, the effect of exogenous melatonin supplementation on the functioning of the thyroid and adrenal glands in species without a clear seasonality in reproduction is still unclear.

Aim: Using a meta-analysis of publications, to investigate the effect of melatonin monotherapy on the concentrations of pituitary thyroid-stimulating hormone, thyroid hormones (TG), pituitary adrenocorticotropic hormone and corticosterone (CS) in rats kept under standard laboratory conditions.

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Introduction: Accurate assessment of alcohol use informs prevention and management of liver disease. We examined whether phosphatidylethanol (PEth, an alcohol metabolite) blood concentrations are associated with liver fibrosis risk independently of self-reported alcohol use, among persons with and without HIV.

Methods: We pooled individual-level data from 12 studies from the United States, Russia, Uganda, and South Africa with PEth, Alcohol Use Disorders Identification Test-Consumption (AUDIT-C), and fibrosis-4 (FIB-4) measurements.

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Are rare heterozygous SYNJ1 variants associated with Parkinson's disease?

NPJ Parkinsons Dis

October 2024

The Neuro (Montreal Neurological Institute-Hospital), McGill University, Montreal, Quebec, Canada.

Previous studies have established that rare biallelic SYNJ1 mutations cause autosomal recessive parkinsonism and Parkinson's disease (PD). We analyzed 8165 PD cases, 818 early-onset-PD (EOPD, < 50 years) and 70,363 controls. Burden meta-analysis revealed an association between rare nonsynonymous variants and variants with high Combined Annotation-Dependent Depletion score (> 20) in the Sac1 SYNJ1 domain and PD (Pfdr = 0.

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Despite the growing evidence supporting the existence of CNS involvement in acute and chronic graft-versus-host disease (CNS-GvHD), the characteristics and course of the disease are still largely unknown. In this multicenter retrospective study, we analyzed the clinical, biological, radiological, and histopathological characteristics, as well as the clinical course of 66 patients diagnosed with possible CNS-GvHD (pCNS-GvHD), selected by predetermined diagnostic criteria. Results were then contrasted depending on whether pCNS-GvHD occurred before or after day 100 following allogeneic hematopoietic stem cell transplantation.

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We present the findings of assessing the expression levels of extracellular TLR2 and TLR4 and intracellular TLR3 and TLR8 correlating with the severity of clinical manifestations of HPV infection. A total of 199 women took part in a single-center prospective comparative research study on TLR2, TLR3, TLR4 and TLR8 expression in HPV-related cervical lesions. TLRs' mRNA expression was analyzed using real-time reverse transcription polymerase chain reaction (RT-PCR).

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Hyperhomocysteinaemia (elevated blood levels of the amino acid homocysteine) attracted the interest of researchers in the middle of the 20th century. At first. Butz and du Vigneaud in 1932 described a disorder of methionine metabolism in children, which was manifested by homocysteinuria (homocysteine is not normally detected in the urine).

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Metabolite responses of cucumber on copper toxicity in presence of fullerene C derivatives.

Plant Physiol Biochem

September 2024

Department of General and Bioorganic Chemistry, First Pavlov State Medical University, 6-8 L'va Tolstogo ulitsa, Saint Petersburg, 197022, Russia.

Copper (Cu) toxicity in crops is a result of excessive release of Cu into environment. Little is known about mitigation of Cu toxicity through the application of carbon-based nanomaterials including water-soluble fullerene C derivatives. Two derivatives of fullerene were examined: polyhydroxylated C (fullerenol) and arginine C derivative.

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The EBMT (European Blood and Marrow Transplantation Society) aims to connect patients, the scientific community, and other stakeholders to improve hematopoietic stem cell transplantation and cellular therapy outcomes. We performed a cross-sectional online survey to understand the perceptions regarding Patient Reported Outcomes (PROs) and Patient Active Involvement in Research (PAIR) in over 800 stakeholders (n = 813). Patients (n = 278) and health care professionals (HCPs) (n = 351) were compared.

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Are rare heterozygous variants associated with Parkinson's disease?

medRxiv

June 2024

The Neuro (Montreal Neurological Institute-Hospital), McGill University, Montreal, Quebec, Canada.

Previous studies have suggested that rare biallelic mutations may cause autosomal recessive parkinsonism and Parkinson's disease (PD). Our study explored the impact of rare variants in non-familial settings, including 8,165 PD cases, 818 early-onset PD (EOPD, <50 years) and 70,363 controls. Burden meta-analysis using optimized sequence Kernel association test (SKAT-O) revealed an association between rare nonsynonymous variants in the Sac1 SYNJ1 domain and PD (P=0.

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Management of complications of chimeric antigen receptor T-cell therapy: a report by the European Society of Blood and Marrow Transplantation.

Haematologica

November 2024

EBMT Transplant Complications Working Party, Department of Haematology, Saint Antoine Hospital; INSERM UMR-S 938, Sorbonne University, Paris, France; Department of Haematology, University Hospital Centre Rijeka, Rijeka, Croatia.

Chimeric antigen receptor (CAR) T cells are in standard clinical use to treat relapsed or refractory hematologic malignancies, such as non-Hodgkin lymphoma, multiple myeloma and acute lymphoblastic leukemia. Owing to the rapidly progressing field of CAR T-cell therapy and the lack of generally accepted treatment guidelines, we hypothesized significant differences between European centers in prevention, diagnosis and management of short- and long-term complications. To capture the current CAR T-cell management among European Society for Blood and Marrow Transplantation (EBMT) centers and to determine the medical need and specific areas for future clinical research the EBMT Transplant Complications Working Party performed a survey among 227 EBMT CAR T-cell centers.

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Background: Variants in the gene encoding the lysosomal hydrolase cathepsin B (catB) are associated with increased risk of Parkinson's disease (PD). However, neither the specific variants driving these associations nor the functional pathways that link catB to PD pathogenesis have been characterized. CatB activity contributes to lysosomal protein degradation and regulates signaling processes involved in autophagy and lysosome biogenesis.

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Is Abstinence from Alcohol and Smoking Associated with Less Anxiety and Depressive Symptoms Among People with HIV?

AIDS Behav

April 2024

Vanderbilt Center for Tobacco, Addiction and Lifestyle (VITAL), Division of Internal Medicine & Public Health and Vanderbilt Ingram Cancer Center (VICC), Vanderbilt University Medical Center, Nashville, TN, USA.

Article Synopsis
  • A study called the St PETER HIV trial explored how abstaining from alcohol and tobacco affects mental health in people with HIV, involving 400 participants in Russia.
  • The researchers looked at the relationship between 30-day point prevalence abstinence (PPA) from alcohol and/or smoking and symptoms of anxiety and depression over 1, 3, 6, and 12 months using established mental health scales.
  • While initial analyses didn't find strong differences in mental health between groups over time, some patterns in depressive symptoms were noted, suggesting more research is needed, especially with larger sample sizes and longer periods of abstinence.
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Gene silencing through RNA interference (RNAi) is a promising therapeutic approach for a wide range of disorders, including cancer. Non-viral gene therapy, using specific siRNAs against BCR-ABL1, can be a supportive or alternative measure to traditional chronic myeloid leukemia (CML) tyrosine kinase inhibitor (TKIs) therapies, given the prevalence of clinical TKI resistance. The main challenge for such approaches remains the development of the effective delivery system for siRNA tailored to the specific disease model.

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Background: We previously reported that the "Endothelial Activation and Stress Index" (EASIX; ((creatinine×lactate dehydrogenase)÷thrombocytes)) measured before start of conditioning predicts mortality after allogeneic hematopoietic stem cell transplantation (alloSCT) when used as continuous score. For broad clinical implementation, a prospectively validated EASIX-pre cut-off is needed that defines a high-risk cohort and is easy to use.

Method: In the current study, we first performed a retrospective cohort analysis in n=2022 alloSCT recipients and identified an optimal cut-off for predicting non-relapse mortality (NRM) as EASIX-pre=3.

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Introduction: Extracorporal Photophoresis (ECP) is in clinical use for steroid-refractory and steroid-dependent acute GVHD (SR-aGVHD). Based on recent Phase-III study results, ruxolitinib has become the new standard of care for SR-aGVHD. Our aim was to collect comparative data between ruxolitinib and ECP in SR-aGVHD in order to improve the evidence base for clinical decision making.

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Article Synopsis
  • * Conducted as a double-masked, randomized phase 3 trial, participants were assigned to receive either SB15 or AFL, with some switching treatments mid-study, allowing for a direct comparison of outcomes.
  • * Results showed that both SB15 and AFL had similar impacts on visual acuity and retinal thickness, and both safety and immunogenicity profiles were comparable, indicating that SB15 could be a viable alternative to AFL in nAMD treatment.
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The Parkinson's disease risk gene cathepsin B promotes fibrillar alpha-synuclein clearance, lysosomal function and glucocerebrosidase activity in dopaminergic neurons.

bioRxiv

November 2023

McGill Parkinson Program, Neurodegenerative Diseases Group, Department of Neurology and Neurosurgery, Montreal Neurological Institute-Hospital, McGill University, Montreal, Québec, Canada.

Variants in the gene encoding the lysosomal hydrolase cathepsin B (catB) are associated with increased risk of Parkinson's disease (PD). However, neither the specific variants driving these associations nor the functional pathways that link catB to PD pathogenesis have been characterized. CatB activity contributes to lysosomal protein degradation and regulates signaling processes involved in autophagy and lysosome biogenesis.

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Copper (Cu), when in excess, is one of the most toxic and hazardous metals to all living organisms, including plants. Engineered nanomaterials have the potential for increasing crop protection. However, the protective role of fullerenes (carbon-based nanoparticles with wide application in various areas) against Cu toxicity in plants is, so far, understudied.

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Background: Delayed CD4 recovery after initiating antiretroviral therapy (ART) is a novel potential mechanism by which alcohol consumption leads to increased morbidity and mortality in people with HIV. We hypothesized that alcohol consumption at ART initiation is associated with slower CD4 recovery.

Methods: We retrospectively analyzed 2 pooled longitudinal alcohol/HIV cohorts (2014-2019) in St.

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We investigated ≥ grade 3 (CTC-AE) organ toxicities for commercial CD19 chimeric antigen receptor T cell (CAR-T cell) products in 492 patients (Axi-Cel; n = 315; Tisa-Cel; n = 177) with Large B-cell Lymphoma in the European Society for Blood and Marrow Transplantation (EBMT) CAR-T registry. The incidence of ≥ grade 3 organ toxicities during the first 100 days after CAR-T was low and the most frequent were: renal (3.0%), cardiac (2.

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Background: Antiretroviral therapy (ART) coverage in Russia is low for people with HIV who inject drugs. HIV and addiction treatment in Russia are not well integrated. We aimed to evaluate an intervention to link people with HIV in addiction treatment to HIV care to achieve HIV viral load suppression.

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The COVID-19 pandemic had a profound impact on influenza activity worldwide. However, as the pandemic progressed, influenza activity resumed. Here, we describe the influenza epidemic of high intensity of the 2022-2023 season.

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