Results 51 to 60 of about 188,007 (320)

Knockout of the mitoribosome rescue factors Ict1 or Mtrfr is viable in zebrafish but not mice: compensatory mechanisms underlying each factor's loss

open access: yesFEBS Open Bio, EarlyView.
Mitochondria contain two mitoribosome rescue factors, ICT1 and MTRFR (C12orf65). ICT1 also functions as a mitoribosomal protein in mice and humans, and its loss is lethal. Although Mtrfr knockout mice could not be generated, knockout zebrafish lines for ict1 and mtrfr were established.
Nobukazu Nameki   +11 more
wiley   +1 more source

NOTCH2NLC Repeat Expansions in Parkinsonian Disorders: Clinical and Neuroimaging Characteristics

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Neuronal intranuclear inclusion disease (NIID) is a neurodegenerative disorder caused by NOTCH2NLC GGC repeat expansions, with heterogeneous clinical manifestations, including parkinsonism. Recent studies have identified NOTCH2NLC repeat expansions in patients with Parkinson's disease (PD) and atypical parkinsonism (aPM), suggesting ...
Han‐Lin Chiang   +7 more
wiley   +1 more source

Three years with a knife stuck in the brain

open access: yesBrazilian Neurosurgery, 2014
Cranial stabbing injuries penetrating the brain are not commonly encountered. The cases in which the knife is retained constitute a challenge to the neurosurgeon. When a long-term permanence occurs, the reaction to the presence of the foreign body causes
Luiz Coutinho Dias Filho   +2 more
doaj   +1 more source

Stability conditions on morphisms in a category

open access: yes, 2020
Let $\mathrm{h}\mathscr{C}$ be the homotopy category of a stable infinity category $\mathscr{C}$. Then the homotopy category $\mathrm{h}\mathscr{C}^{\Delta^{1}}$ of morphisms in the stable infinity category $\mathscr{C}$ is also triangulated.
Kawatani, Kotaro
core  

From Damage to Functionality: Remanufacturing of Thrust Roller Bearings by Tailored Forming

open access: yesAdvanced Engineering Materials, EarlyView.
Herein, the wear and fatigue behavior of repaired bearing raceways with a new powder alloy is investigated using a FE8 test‐rig and an oscillating tribometer. The tests are compared with industrial manufactured bearings to evaluate the repair quality. The repair can extend the service life of the repaired bearing to that of a new bearing and improves ...
Felix Saure   +3 more
wiley   +1 more source

Stab Wound Extension for the Eviscerated Small Bowel with Severe Ischemic Changes [PDF]

open access: yesJournal of Acute Care Surgery, 2018
An abdominal stab wound with evisceration is an indication of an emergency laparotomy. We encountered a case of a very severe ischemic change in the eviscerated small bowel as a result of stabbing. The patient was considered to have a high possibility of
Chan Kyu Lee   +3 more
doaj   +1 more source

The Bianchi variety [PDF]

open access: yes, 2010
The totality Lie(V) of all Lie algebra structures on a vector space V over a field F is an algebraic variety over F on which the group GL(V) acts naturally.
Moreno, G.
core   +1 more source

Comparative Wear and Friction Analysis of Sliding Surface Materials for Hydrostatic Bearing under Oil Supply Failure Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
Hydrostatic bearings excel in high‐precision applications, but their performance hinges on a continuous external supply. This study evaluates various material combinations for sliding surfaces to mitigate damage during supply failures or misalignment and to discover the most effective materials identified for enhancing the reliability and efficiency of
Michal Michalec   +6 more
wiley   +1 more source

Lipschitz retraction and distortion for subgroups of Out(F_n) [PDF]

open access: yes, 2012
Given a free factor A of the rank n free group F_n, we characterize when the subgroup of Out(F_n) that stabilizes the conjugacy class of A is distorted in Out(F_n).
Hatcher   +4 more
core   +1 more source

Frequency of intra-abdominal organ injury is higher in patients with concomitant stab wounds to other anatomical areas

open access: yesBMC Emergency Medicine, 2018
Background Management of stable patients with abdominal stab wound remains controversial, particularly for those with no clear indications for explorative laparotomy.
Igor Jeroukhimov   +8 more
doaj   +1 more source

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