9,093 results match your criteria: "Latvia; Latvian Institute of Organic Synthesis[Affiliation]"

Pneumococcal infections are a serious health issue associated with increased morbidity and mortality. This systematic review evaluated the efficacy, effectiveness, immunogenicity, and safety of the pneumococcal conjugate vaccine (PCV)15 compared to other pneumococcal vaccines or no vaccination in children and adults. We identified 20 randomized controlled trials (RCTs).

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Kitasatospora continue to be a rich source of chemically diverse and bioactive peptide natural products. This review highlights two strategies in peptide natural products research of Kitasatospora, 1) natural product-first approach guided by a major compound, biological activity or genomic analysis, and 2) enzyme-first approach guided by bioinformatic tools to construct a sequence similarity network for the discovery of biosynthetic enzymes. The structures of peptides, biosynthetic origins of unique building blocks, recent reports of post-translational modifying enzymes for constructing these peptides, and knowledge gap in biosynthesis will also be presented.

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Using therapeutic letters in group schematherapy.

Neuro Endocrinol Lett

December 2024

Department of Psychiatry, Faculty of Medicine and Dentistry, Palacky University in Olomouc, Czech Republic.

Objective: This article focuses on utilizing therapeutic letters within group schema therapy-an innovative therapeutic approach that integrates elements from various therapeutic disciplines. The primary aim is to explore how therapeutic letters can enhance the therapeutic process and support the treatment of patients.

Methods: To achieve this objective, we conducted a narrative literature review centred on schema therapy and using therapeutic letters as a therapeutic strategy.

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The use of imagery in group schema therapy.

Neuro Endocrinol Lett

December 2024

Department of Psychological Sciences, Faculty of Social Sciences and Health Care, Constantine the Philosopher University in Nitra, Slovak Republic, Czech Republic.

This article describes using imagery approaches during group schema therapy (GST). Imagery approaches are an important tool for identifying and changing maladaptive schema modes and early maladaptive schemas. It summarises the theoretical background of the group imagery method and practical case vignettes.

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Immunolocalization of sodium-dependent glucose co-transporter 1 and sodium-dependent glucose co-transporter 2 in chicken's (Gallus gallus domesticus) kidneys.

Pol J Vet Sci

September 2024

Chair of Veterinary Biomedicine and Food Hygiene, Institute of Veterinary Medicine and Animal Sciences, Estonian University of Life Sciences, Kreutzwaldi Str.62, Tartu 51006, Estonia.

In homeostasis, which plays an important role in the proper functioning and maintenance of the internal functioning of the body, kidneys play a key role in being responsible for the proper homeostasis of glucose. Among glucose transporters, sodium-dependent glucose co-transporters (SGLTs) have a major role in the kidney's ability to reabsorb glucose. Although the localization of these transporters has been extensively studied in mammals, there are still gaps in knowledge of the localization of SGLTs in birds of different age groups.

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Individual Variations in Vergence and Accommodation Responses Following Virtual Reality Gameplay.

Vision (Basel)

December 2024

Department of Optometry and Vision Science, Faculty of Science and Technology, University of Latvia, LV-1004 Riga, Latvia.

Virtual reality (VR) can challenge the visual system, leading to temporary oculomotor changes, though the degree of change varies among individuals. While the vergence and accommodation system plays a crucial role in VR perception, it remains unclear whether individuals whose visual functions fall outside clinical norms experience larger changes. Thus, our study aimed to investigate whether changes in vergence and accommodation responses following VR gameplay differ between individuals with and without non-strabismic binocular and accommodative disorders.

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Latvian Healthcare Professionals' Self-Reported Knowledge, Attitudes, and Behaviors Related to Pregnancy Prevention Program Materials for Valproate-Containing Medicines.

Pharmacy (Basel)

December 2024

Department of Applied Pharmacy, Faculty of Pharmacy, LV-1007 Riga, Latvia and Institute of Public Health, Riga Stradiņš University, LV-1010 Riga, Latvia.

Background: Valproates are recognized for their significant teratogenic risks, which can lead to physical defects and developmental disorders when used during pregnancy. To mitigate these risks, the Pregnancy Prevention Program (PPP) was developed by European regulators for patients and healthcare professionals (HCPs). Despite the crucial nature of this program, the implementation of the PPP does not appear to be fully effective.

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Background: Despite the short- and long-term acknowledged benefits of breastfeeding for mothers and their infants, worldwide rates trail behind international goals. Prior research confirms that breastfeeding is a nurse sensitive indicator and that problems with latching the baby and painful breastfeeding rank high among the reasons given for not continuing to breastfeed. The Lactation Assessment Tool (LAT) was previously evaluated in a study conducted in Latvia by nurse midwives.

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Visualization and Estimation of 0D to 1D Nanostructure Size by Photoluminescence.

Nanomaterials (Basel)

December 2024

Institute of Photonics and Nanotechnology, Faculty of Physics, Vilnius University, Saulėtekio Ave. 3, 10257 Vilnius, Lithuania.

We elaborate a method for determining the 0D-1D nanostructure size by photoluminescence (PL) emission spectrum dependence on the nanostructure dimensions. As observed, the high number of diamond-like carbon nanocones shows a strongly blue-shifted PL spectrum compared to the bulk material, allowing for the calculation of their top dimensions of 2.0 nm.

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The kidney plays an essential role in the proper homeostasis of glucose. In the kidney, glucose transport is carried out across cell membranes by two families of glucose transporters-facilitated diffusion glucose transporters (GLUTs) and Na(+)-dependent glucose co-transporters (SGLT family). Among the transporters, sodium-dependent glucose co-transporters play a major role in the kidney's ability to reabsorb glucose.

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Sex-Dependent Efficacy of Sphingosine-1-Phosphate Receptor Agonist FTY720 in Mitigating Huntington's Disease.

Pharmacol Res

December 2024

Translational Neurodegeneration Research and Neuropathology Lab, Department of Clinical Medicine (KlinMed), Medical Faculty, University of Oslo (UiO) and Section of Neuropathology Research, Department of Pathology, Clinics for Laboratory Medicine (KLM), Oslo University Hospital (OUS), Sognsvannsveien 20, N-0372 Oslo, Norway; Institute of Nutritional Medicine (INUM) and Lübeck Institute of Dermatology (LIED), University of Lübeck (UzL) and University Medical Center Schleswig-Holstein (UKSH), Ratzeburger Allee 160, D-23538 Lübeck, Germany; Faculty of Medicine and Life Sciences, University of Latvia, Jelgavas iela 3, LV-1004 Rīga, Latvia; School of Neurobiology, Biochemistry and Biophysics, The Georg S. Wise Faculty of Life Sciences, Tel Aviv University, Ramat Aviv, IL-6997801, Israel. Electronic address:

Huntington's disease (HD) is a debilitating neurodegenerative disorder characterized by severe motor deficits, cognitive decline and psychiatric disturbances. An early and significant morphological hallmark of HD is the activation of astrocytes triggered by mutant huntingtin, leading to the release of inflammatory mediators. Fingolimod (FTY), an FDA-approved sphingosine-1-phosphate (S1P) receptor agonist is used to treat multiple sclerosis (MS), a neuroinflammatory disease, and has shown therapeutic promise in other neurological conditions.

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Introduction: Repeated COVID-19 booster vaccination was recommended in healthcare workers (HCWs) to maintain protection. We measured the relative vaccine effectiveness (rVE) of the second booster dose of COVID-19 vaccine compared to the first booster, against laboratory-confirmed SARS-CoV-2 infection in HCWs.

Methods: In a prospective cohort study among HCWs from 12 European hospitals, we collected nasopharyngeal or saliva samples at enrolment and during weekly/fortnightly follow-up between October 2022 and May 2023.

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Continuous glucose monitoring (CGM) has emerged as a superior method to glycated hemoglobin (HbA1c) monitoring for glycemic control assessment in type 1 diabetes (T1D). The association between CGM parameters and diabetic kidney disease (DKD) has not been extensively researched. The aim of the present study was to compare CGM metrics between patients with stable and progressive DKD and T1D.

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Worldwide, mortality was strongly affected by the COVID-19 pandemic, both directly through COVID-19 deaths and indirectly through changes in other causes of death. Here, we examine the impact of the pandemic on COVID-19 and non-COVID-19 mortality in 24 countries: Australia, Austria, Brazil, Bulgaria, Canada, Chile, Croatia, Czechia, Denmark, England and Wales, Hungary, Japan, Latvia, Lithuania, The Netherlands, Northern Ireland, Poland, Russia, Scotland, South Korea, Spain, Sweden, Switzerland, and the United States. Using demographic decomposition methods, we compare age- and cause-specific contributions to changes in female and male life expectancy at birth in 2019-2020, 2020-2021, and 2021-2022 with those before the COVID-19 pandemic (2015-2019).

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Silica-based monoliths offer higher separation efficiency per unit pressure drop compared to particle-packed columns. Their application is limited by the commercial availability of different column chemistries. Pentafluorophenyl ligands enable hydrogen bonding, dipole-dipole, π-π, and hydrophobic interactions, facilitating the separation of various compounds.

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Migratory animals rely on multiple sites during their annual cycles. Deteriorating conditions at any site can have population-level consequences, with long-distance migrants seen as especially susceptible to such changes. Reduced adult survival caused by persecution at non-breeding sites has been suggested a major reason for the catastrophic decline of a formerly abundant, long-distance migratory songbird, the Yellow-breasted Bunting Emberiza aureola.

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Objective: Аim: To determine the characteristics of family resilience to the consequences of war psychotrauma.

Patients And Methods: Materials and Methods: The experimental group included 23 young families (46 people, average age 28,20 ± 1,33 years) forcibly resettled from the zone of active hostilities; the control group consisted of 25 young families (50 people, average age 28,16 ±1,72 years) from Kyiv, who did not change their place of residence and did not witness active hostilities. The following psychodiagnostic methods were used questionnaires: "Diagnosis of personality behavior in a conflict situation"; "Communication in the family"; Marriage satisfaction test-questionnaire; Connor-Davidson-10 resilience scale.

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Noncanonical base pairs play an important role in enabling the structural and functional complexity of RNA. Molecular recognition of such motifs is challenging because of their diversity, significant deviation from the Watson-Crick structures, and dynamic behavior, resulting in alternative conformations of similar stability. Triplex-forming peptide nucleic acids (PNAs) have emerged as excellent ligands for the recognition of Watson-Crick base-paired double helical RNA.

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Greenhouse gas (GHG) emissions from livestock ruminants, particularly methane (CH), nitrous oxide, and indirectly ammonia (NH) significantly contribute to climate change and global warming. Conventional monoculture swards for cattle feeding, such as perennial ryegrass or Italian ryegrass, usually require substantial fertiliser inputs. Such management elevates soil mineral nitrogen levels, resulting in GHG emissions and potential water contamination.

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Categorization systems for tick-borne encephalitis virus (TBEV) infection lack consistency in classifying disease severity. To evaluate the need for a standard, consensus-based categorisation system for TBEV infection across subtypes, we gathered an expert panel of clinicians and scientists with diverse expertise in TBEV infection. Consensus was sought using the Delphi technique, which consisted of 2 web-based survey questionnaires and a final, virtual, consensus-building exercise.

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Article Synopsis
  • The text discusses the impact of pneumococcal conjugate vaccines (PCVs), specifically PCV10 and PCV13, on invasive pneumococcal disease (IPD) globally, highlighting how these vaccines have reduced the prevalence of disease caused by vaccine-type serotypes after extensive use.
  • It describes the methodology of data collection from various surveillance sites, which aimed to evaluate IPD cases that occurred five years after the vaccines were implemented, focusing on different age groups for analysis.
  • Findings indicate significant differences in serotype distribution between PCV10 and PCV13 sites; notably, certain serotypes, such as 19A and serotype 3, were prevalent in specific age groups, signaling ongoing challenges in controlling
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Background: Pneumococcal conjugate vaccines (PCVs) that are ten-valent (PCV10) and 13-valent (PCV13) became available in 2010. We evaluated their global impact on invasive pneumococcal disease (IPD) incidence in all ages.

Methods: Serotype-specific IPD cases and population denominators were obtained directly from surveillance sites using PCV10 or PCV13 in their national immunisation programmes and with a primary series uptake of at least 50%.

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Background: Patients with hematological malignancies (HM) are considered to have a high risk of developing severe and life-threatening infections including COVID-19 because of immune deficiency and immunosuppressive treatments. Although the COVID pandemic spread worldwide, morbidity and mortality data varied from country to country. A more accurate identification of risk factors would allow the improvement of the clinical management of HM patients.

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The first workshop on the "latest advances in biomedical applications of octacalcium phosphate (OCP)" was organized as a satellite symposium to the Bioceramics33 conference in Solothurn, Switzerland, in October 2023. The event brought together leading researchers and industry representatives to present and discuss their latest groundbreaking research aimed at developing and commercializing advanced OCP-based biomaterials for bone regeneration. The topics presented by the six invited speakers ranged from a fundamental understanding of the OCP crystal chemistry to advanced processing and characterization methods, functionalization, biomineralization, and commercialization.

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