Results 81 to 90 of about 3,275,712 (313)

2-distance colorings of integer distance graphs

open access: yesDiscussiones Mathematicae Graph Theory, 2019
A 2-distance k-coloring of a graph G is a mapping from V (G) to the set of colors {1,. .. , k} such that every two vertices at distance at most 2 receive distinct colors. The 2-distance chromatic number $χ$ 2 (G) of G is then the mallest k for which G admits a 2-distance k-coloring. For any finite set of positive integers D = {d 1 ,. ..
Brahim Benmedjdoub   +2 more
openaire   +4 more sources

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

The role of psychological distance in value creation [PDF]

open access: yes, 2015
Purpose – The field of service research has devoted consider able attention to the customer's role as value creator, but there is a lack of research on understanding customers' psychological processes in value creation.
Holmqvist, J, Gronroos, C, Guest, D
core   +1 more source

Romantic Attachment and Cognitive-Emotional Regulation in Psychological Maladjustment

open access: yesClínica y Salud. Investigación Empírica en Psicología
Romantic Attachment and Psychological Maladjustment: The study reveals that romantic attachment is a significant predictor of psychological maladjustment and depression.
Alicia Mena   +3 more
doaj   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Le stress et les examens [PDF]

open access: yes, 2008
Également disponible en version électroniqueÉgalement publ.
Cégep@distance
core  

Model-based distance sampling [PDF]

open access: yes, 2015
CSO was part-funded by EPSRC/NERC Grant EP/1000917/1.Conventional distance sampling adopts a mixed approach, using model-based methods for the detection process, and design-based methods to estimate animal abundance in the study region, given estimated ...
Oedekoven, Cornelia Sabrina   +5 more
core   +1 more source

GHG diffuse emissions estimation, and energy security to ENSO using MERRA-2 for largely hydroelectricity-based system

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2019
In Colombia, hydropower share was 70 % of the total installed capacity and more than 50 % of the monthly generation share in 2015, which coincided with the strongest El Niño Southern Oscillation (ENSO) phenomenon reported in the region.
Yohen Cuellar   +3 more
doaj  

Biophysical approaches for studying viral entry

open access: yesFEBS Letters, EarlyView.
Viruses infect all living organisms and have been responsible for major epidemics and pandemics. Their ongoing evolutionary battle with host defenses creates a constant need for improved tools to study viral behavior. Advancing methods to probe viral attachment, fusion, and genome release deepen our understanding of how infections begin and support the
Inbar Yosibash, Raya Sorkin
wiley   +1 more source

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