Results 111 to 120 of about 1,196,992 (295)

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

Features of the Design and Manufacturing Techniques of Frictional Disks of Caterpillar and Wheel Cars

open access: yesМеханика машин, механизмов и материалов, 2016
Most often meeting reason of failure while in service frictional brakes and frictional knots in caterpillar and wheel cars is deformability of frictional disks. Deformability of disks leads to indistinct inclusion and deenergizing of the frictional knot,
Vladimir E. Antonyuk
doaj  

Adjacent disc and facet joint degeneration in young adults with low-grade spondylolytic spondylolisthesis: A magnetic resonance imaging study

open access: yesJournal of the Formosan Medical Association, 2015
Premature adjacent-level degeneration has been attributed to vertebral fusion, but spondylolisthesis has not been reported as a pathological factor responsible for the degeneration of adjacent disc and facet joint.
Chin-Chiang Hsieh   +4 more
doaj   +1 more source

The Pitfalls and Booby Traps of Cluster Policy [PDF]

open access: yes
Over the past two decades, cluster policies have become a standard instrument of public authorities and economic development practitioners in many parts of the world.
Gunther Maier, Michaela Trippl
core  

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +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

Antibiotic Prescription for the Prevention of Postoperative Complications After Third-Molar Extractions: A Systematic Review

open access: yesDentistry Journal
Background: Third-molar extractions are common procedures often complicated by infections and alveolitis. The use of antibiotics as prophylaxis to prevent these complications is debated due to potential risks and side effects.
Nicola De Angelis   +8 more
doaj   +1 more source

The Size of the Government and Economic Growth: An Empirical Study of Sri Lanka [PDF]

open access: yes
The new growth theory establishes, among other things, that government expenditure can manipulate economic growth of a country. This study attempts to explain whether government expenditure increases or decreases economic growth in the context of Sri ...
Shanaka Herath
core  

Next‐generation proteomics improves lung cancer risk prediction

open access: yesMolecular Oncology, EarlyView.
This is one of very few studies that used prediagnostic blood samples from participants of two large population‐based cohorts. We identified, evaluated, and validated an innovative protein marker model that outperformed an established risk prediction model and criteria employed by low‐dose computed tomography in lung cancer screening trials.
Megha Bhardwaj   +4 more
wiley   +1 more source

Occurrence and Regional Distribution of TRAIL and DR5 on Temporomandibular Joint Discs: Comparison of Disc Derangement with and without Reduction [PDF]

open access: yes, 2010
Background Tumor necrosis factor (TNF)–related apoptosis-inducing ligand (TRAIL) is an apoptosis-inducing member of the TNF gene family which triggers apoptotic signals by interaction with its receptors.
Almeida, Luis Eduardo   +3 more
core   +1 more source

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