Results 71 to 80 of about 1,069,372 (310)

Molecular dynamics simulations of positively selected codons in FcγRI reveal novel biochemical binding properties

open access: yesFEBS Open Bio, EarlyView.
Evolutionary analysis across 32 placental mammals identified positive selection at residues H148 and W149 in the immune receptor FcγR1. Ancestral reconstruction combined with molecular dynamics simulations reveals how these mutations may influence receptor structure and dynamics, providing insight into the evolution of antibody recognition and immune ...
David A. Young   +7 more
wiley   +1 more source

Sudden anaerobization in Amphibacillus xylanus increases intracellular labile ferrous iron and inhibits cell growth

open access: yesFEBS Open Bio, EarlyView.
Abruptly changing from aerobic to anaerobic conditions (sudden anaerobization) induced growth inhibition and a significant increase in intracellular labile ferrous iron in the aerotolerant anaerobe Amphibacillus xylanus. We found that free flavins mediate efficient electron transfer from NADH to ferric iron under anaerobic conditions, suggesting that ...
Shinya Kimata   +13 more
wiley   +1 more source

On gauged linear sigma models with torsion [PDF]

open access: yes, 2015
We study a broad class of two dimensional gauged linear sigma models (GLSMs) with off-shell supersymmetry that flow to nonlinear sigma models (NLSMs) on noncompact geometries with torsion.
Sub String Theory Cosmology and ElemPart   +5 more
core   +1 more source

RoundMi: A quantitative method to analyze mitochondrial morphology in mitotic cells

open access: yesFEBS Open Bio, EarlyView.
RoundMi is a workflow for rapid analysis of mitochondrial morphology in mitotic cells. By combining adaptive preprocessing with automated segmentation and quantification, it enables accurate measurements from single focal plane images, reducing acquisition time and computational demands while remaining compatible with high‐throughput fixed and live ...
Elmira Parvindokht Bararpour   +2 more
wiley   +1 more source

Contemporary Models and Theories of Suicidal Behaviour: A Comprehensive Review

open access: yesVertex Revista Argentina de Psiquiatría
The paper provides a narrative review of the models and theories of suicidal behaviour. It highlights their relevance to empirical research on the phenomenon.
José Enrique Gutiérrez-Jurado   +1 more
doaj   +1 more source

Acceptance of Technology and Academic Writing: Analyze in Perspective of Theoretical Models [PDF]

open access: yesJournal of Systemics, Cybernetics and Informatics, 2022
This paper studies the factors that contribute to students' acceptance in improving their technical and academic writing skills by applying digital technology.
Bilquis Ferdousi
doaj  

Hyperosmotic stress‐induced redistribution of pre‐mRNA cleavage factor I subunits is associated with shifts in alternative polyadenylation

open access: yesFEBS Open Bio, EarlyView.
Hyperosmotic stress triggers the relocation of the CFIm complex from the nucleus to the cytoplasm. This shift creates a nuclear ‘stoichiometric bottleneck’, limiting CFIm availability for mRNA processing. Consequently, specific mRNAs like NUDT21 and DICER1 undergo targeted 3′UTR shortening, demonstrating how spatial protein dynamics drive rapid ...
Hitomi Soumiya   +2 more
wiley   +1 more source

RIS-Aided Path Loss Model Evaluation in Real-Life Scenarios

open access: yesApplied Sciences
One of the most intensively developed areas of wireless telecommunications in recent years is the practical application of reconfigurable intelligent surfaces (RISs).
Paweł Hatka   +2 more
doaj   +1 more source

Explaining interviewer effects and respondent behavior: Theoretical models and empirical analysis

open access: yes, 1993
Reinecke J, Schmidt P. Explaining interviewer effects and respondent behavior: Theoretical models and empirical analysis. Quality and Quantity. 1993;27(3):219-247.The behavior of respondents in interview situations has been dealt on the one hand with ...
Schmidt, Peter, Reinecke, Jost
core   +1 more source

Pathways and pitfalls: a qualitative study of student experiences in biomedical science education

open access: yesFEBS Open Bio, EarlyView.
Biomedical science students from underrepresented backgrounds face barriers including financial strain, disrupted laboratory access and cultural exclusion. Peer networks provide vital support when institutional systems are difficult to navigate. To create inclusive learning environments and achieve academic success, educators should blend active, hands‐
Olivia J. Russell   +8 more
wiley   +1 more source

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