Results 41 to 50 of about 2,163,430 (288)

A methionine‐lined active site governs carbocation stabilization and product specificity in a bacterial terpene synthase

open access: yesFEBS Letters, EarlyView.
This study reveals a unique active site enriched in methionine residues and demonstrates that these residues play a critical role by stabilizing carbocation intermediates through novel sulfur–cation interactions. Structure‐guided mutagenesis further revealed variants with significantly altered product profiles, enhancing pseudopterosin formation. These
Marion Ringel   +13 more
wiley   +1 more source

The need for a Canadian Criminal Code offence of coercive control

open access: yesJournal of Community Safety and Well-Being
Canada is currently considering legislating an offence of coercive control. Coercive controlling behaviour is currently criminalized in the UK, Scotland, Ireland, Northern Ireland and New South Wales, Australia.
Crystal J Giesbrecht
doaj   +1 more source

L’évaluation des réseaux de circulation en géographie quantitative

open access: yesLes Nouvelles de l’Archéologie, 2009
Circulation networks are often implied in spatial phenomena, since they highlight displacements or relationships of places on territories. To analyse such phenomena, specifics tools are needed, in particular indicators coming from quantitative geography.
Jean-François Gleyze
doaj   +1 more source

Fracturing the optimal paths

open access: yes, 2009
Optimal paths play a fundamental role in numerous physical applications ranging from random polymers to brittle fracture, from the flow through porous media to information propagation.
Andrade Jr, J. S.   +3 more
core   +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

Monitoring the impact of COVID-19 in France on cancer care: a differentiated impact

open access: yesScientific Reports, 2022
The COVID-19 pandemic has had a substantial and lasting impact on care provision, particularly in the field of cancer care. National steering has helped monitor the health situation and adapt the provision and organisation of care. Based on data from the
Christine Le Bihan Benjamin   +7 more
doaj   +1 more source

Bi-banded Paths, a Bijection and the Narayana Numbers [PDF]

open access: yes, 2010
We find a bijection between bi-banded paths and peak-counting paths, applying to two classes of lattice paths including Dyck paths. Thus we find a new interpretation of Narayana numbers as coefficients of weight polynomials enumerating bi-banded Dyck ...
Osborn, Judy-anne
core   +1 more source

In vitro models of cancer‐associated fibroblast heterogeneity uncover subtype‐specific effects of CRISPR perturbations

open access: yesMolecular Oncology, EarlyView.
Development of therapies targeting cancer‐associated fibroblasts (CAFs) necessitates preclinical model systems that faithfully represent CAF–tumor biology. We established an in vitro coculture system of patient‐derived pancreatic CAFs and tumor cell lines and demonstrated its recapitulation of primary CAF–tumor biology with single‐cell transcriptomics ...
Elysia Saputra   +10 more
wiley   +1 more source

Infrared laser sampling of low volumes combined with shotgun lipidomics reveals lipid markers in palatine tonsil carcinoma

open access: yesMolecular Oncology, EarlyView.
Nanosecond infrared laser (NIRL) low‐volume sampling combined with shotgun lipidomics uncovers distinct lipidome alterations in oropharyngeal squamous cell carcinoma (OPSCC) of the palatine tonsil. Several lipid species consistently differentiate tumor from healthy tissue, highlighting their potential as diagnostic markers.
Leonard Kerkhoff   +11 more
wiley   +1 more source

Seeded PageRank Solution Paths

open access: yes, 2015
We study the behavior of network diffusions based on the PageRank random walk from a set of seed nodes. These diffusions are known to reveal small, localized clusters (or communities) and also large macro-scale clusters by varying a parameter that has a ...
Gleich, David F., Kloster, Kyle
core   +1 more source

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