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Modeling of Jet Lag and Searching for an Optimal Light Treatment.
J Biol Rhythms
January 2025
Department of Physics and i3n, University of Aveiro, Aveiro, Portugal.
The role of the hierarchical organization of the suprachiasmatic nucleus (SCN) in its functioning, jet lag, and the light treatment of jet lag remains poorly understood. Using the core-shell model, we mimic collective behavior of the core and shell populations of the SCN oscillators in transient states after rapid traveling east and west. The existence of a special region of slow dynamical states of the SCN oscillators can explain phenomena such as the east-west asymmetry of jet lag, instances when entrainment to an advance is via delay shifts, and the dynamics of jet lag recovery time.
View Article and Find Full Text PDFImplementation of Time-Averaged Restraints with UNRES Coarse-Grained Model of Polypeptide Chains.
J Chem Theory Comput
January 2025
Faculty of Chemistry, University of Gdańsk, Fahrenheit Union of Universities, ul. Wita Stwosza 63, 80-308 Gdańsk, Poland.
Time-averaged restraints from nuclear magnetic resonance (NMR) measurements have been implemented in the UNRES coarse-grained model of polypeptide chains in order to develop a tool for data-assisted modeling of the conformational ensembles of multistate proteins, intrinsically disordered proteins (IDPs) and proteins with intrinsically disordered regions (IDRs), many of which are essential in cell biology. A numerically stable variant of molecular dynamics with time-averaged restraints has been introduced, in which the total energy is conserved in sections of a trajectory in microcanonical runs, the bath temperature is maintained in canonical runs, and the time-average-restraint-force components are scaled up with the length of the memory window so that the restraints affect the simulated structures. The new approach restores the conformational ensembles used to generate ensemble-averaged distances, as demonstrated with synthetic restraints.
View Article and Find Full Text PDFAssociations between specific and cumulative adverse childhood experiences, childhood obesity, and obesogenic behaviours.
Eur J Psychotraumatol
December 2025
Faculty of Medical and Health Sciences, University of Auckland, Auckland, New Zealand.
: Individuals impacted by adverse childhood experiences (ACEs) are at greater risk of developing obesity, however, few studies have prospectively measured ACEs and obesity during childhood. Associations with the adoption of obesogenic behaviours during childhood, which directly contribute to obesity are also understudied.: To examine associations between individual and cumulative ACEs, obesity, and obesogenic behaviours during childhood.
View Article and Find Full Text PDF: Mitochondrial signatures based analysis of an emerging public health threat in India.
New Microbes New Infect
February 2025
Department of Veterinary Public Health and Epidemiology, Lala Lajpat Rai University of Veterinary and Animal Sciences, Hisar, Haryana, 125004, India.
Background: is a zoonotic tapeworm, commonly known as Asian It is an emerging sister species of with pigs as intermediate hosts. The present study aimed at genetic characterization and population structure analysis of metacestodes in slaughtered pigs in Haryana, north India.
Methods: In total, the vital organs of 253 slaughtered pigs were screened for the presence of metacestodes.
90-day Return to the Emergency Department Following Shoulder Arthroscopy: Prevalence, Risk Factors, and Reasons.
Arch Bone Jt Surg
January 2024
Montefiore Medical Center - Department of Orthopedic Surgery, Bronx, New York, USA.
Objectives: Return to the Emergency Department (ED) within 90-days following arthroscopic shoulder surgery represents a potential source of increased healthcare expenditures. Understanding the risk factors could bring about interventions aimed at reducing its prevalence.
Methods: A retrospective review of all shoulder arthroscopies undertaken at a single academic institution from February 2016 through November 2023 was performed.
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