Results 91 to 100 of about 940,670 (332)

GaAs interfacial self-cleaning by atomic layer deposition [PDF]

open access: yes, 2008
The reduction and removal of surface oxides from GaAs substrates by atomic layer deposition (ALD) of Al2O3 and HfO2 are studied using in situ monochromatic x-ray photoelectron spectroscopy.
A. M. Sonnet   +12 more
core   +1 more source

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

Halogen Bonding in Nucleic Acid Complexes

open access: yes, 2017
Halogen bonding (X-bonding) has attracted notable attention among noncovalent interactions. This highly directional attraction between a halogen atom and an electron donor has been exploited in knowledge-based drug design. A great deal of information has
Kolář, Michal H., Tabarrini, Oriana
core   +1 more source

Dual targeting of RET and SRC synergizes in RET fusion‐positive cancer cells

open access: yesMolecular Oncology, EarlyView.
Despite the strong activity of selective RET tyrosine kinase inhibitors (TKIs), resistance of RET fusion‐positive (RET+) lung cancer and thyroid cancer frequently occurs and is mainly driven by RET‐independent bypass mechanisms. Son et al. show that SRC TKIs significantly inhibit PAK and AKT survival signaling and enhance the efficacy of RET TKIs in ...
Juhyeon Son   +13 more
wiley   +1 more source

Clusters and case vignettes of impaired maternal–fetal bonding in pregnancy: A mixed method approach

open access: yesPCN Reports
Aim Clinical attention to and understanding of women with impaired fetal bonding is important for early therapeutic intervention. This study aimed to clarify the clinical characteristics of women belonging to groups derived by cluster analysis of ...
Toshinori Kitamura   +3 more
doaj   +1 more source

Continuing Bonds and Grief: A Prospective Analysis

open access: yesDeath Studies, 2006
Using data of 56 bereaved individuals, this study examined associations of various manifestations of continuing bonds, assessed at 7-12 months post-loss, with concurrent and prospective (9 months later) symptoms of grief and depression. Among other things it was found that, independent of initial symptom levels, manifestations of continuing bonds ...
Boelen, P.A.   +3 more
openaire   +4 more sources

ATF4‐mediated stress response as a therapeutic vulnerability in chordoma

open access: yesMolecular Oncology, EarlyView.
We screened 5 chordoma cell lines against 100+ inhibitors of epigenetic and metabolic pathways and kinases and identified halofuginone, a tRNA synthetase inhibitor. Mechanistically halofuginone induces an integrated stress response, with eIF2alpha phosphorylation, activation of ATF4 and its target genes CHOP, ASNS, INHBE leading to cell death ...
Lucia Cottone   +11 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

A note on the metallization of compressed liquid hydrogen

open access: yes, 2009
We examine the molecular-atomic transition in liquid hydrogen as it relates to metallization. Pair potentials are obtained from first principles molecular dynamics and compared with potentials derived from quadratic response.
Bonev, Stanimir A., Tamblyn, Isaac
core   +1 more source

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