Results 61 to 70 of about 300,550 (327)

Evaluation of Tipping, Rotation and rate of space Closure Rate of Canine Retraction by friction less orthodontic techniques (An In vitro Study) [PDF]

open access: yesAl-Rafidain Dental Journal, 2006
Aim: To evaluate the effect of loops geometry (design) on the rate of space closure, degree of rotation, and degree of tipping. Materials and Methods: The sample consisted of 8 type of loops, namely vertical–loop, vertical with helix–loop, T–loop ...
Hussain A Obaidi , Omar Sabah
doaj   +1 more source

Genome landscapes and bacteriophage codon usage [PDF]

open access: yes, 2007
Across all kingdoms of biological life, protein-coding genes exhibit unequal usage of synonmous codons. Although alternative theories abound, translational selection has been accepted as an important mechanism that shapes the patterns of codon usage in ...
A Eyre-Walker   +60 more
core   +6 more sources

Parent‐to‐Child Information Disclosure in Pediatric Oncology

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Despite professional consensus regarding the importance of open communication with pediatric cancer patients about their disease, actual practice patterns of disclosure are understudied. Extant literature suggests a significant proportion of children are not told about their diagnosis/prognosis, which is purported to negatively ...
Rachel A. Kentor   +12 more
wiley   +1 more source

Escherichia coli ribosomal protein S1 unfolds structured mRNAs onto the ribosome for active translation initiation.

open access: yesPLoS Biology, 2013
Regulation of translation initiation is well appropriate to adapt cell growth in response to stress and environmental changes. Many bacterial mRNAs adopt structures in their 5' untranslated regions that modulate the accessibility of the 30S ribosomal ...
Mélodie Duval   +11 more
doaj   +1 more source

Prolonged Corrected QT Interval as an Early Electrocardiographic Marker of Cyclophosphamide‐Induced Cardiotoxicity in Pediatric Hematology and Oncology Patients

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Cyclophosphamide (CY) is associated with potentially fatal cardiotoxicity, yet no electrocardiographic indices have been established for early detection of CY‐induced cardiomyopathy. This study aimed to determine whether corrected QT interval (QTc) prolongation can predict early onset of CY‐related cardiac dysfunction in pediatric ...
Junpei Kawamura   +5 more
wiley   +1 more source

Steric interactions lead to collective tilting motion in the ribosome during mRNA–tRNA translocation

open access: yesNature Communications, 2016
During protein elongation, the translocation of mRNA and tRNA molecules across the 30S ribosomal subunit is associated with large-scale motions of the 30S head domain.
Kien Nguyen, Paul C. Whitford
doaj   +1 more source

A prediction model to identify hospitalised, older adults with reduced physical performance

open access: yesBMC Geriatrics, 2017
Background Identifying older adults with reduced physical performance at the time of hospital admission can significantly affect patient management and trajectory.
Inge H. Bruun   +4 more
doaj   +1 more source

Numbers and functions in Hilbert's finitism [PDF]

open access: yes, 1998
David Hilbert's finitistic standpoint is a conception of elementary number theory designed to answer the intuitionist doubts regarding the security and certainty of mathematics.
Zach, Richard
core  

A Systematic Review of Evidence on the Clinical Effectiveness of Surveillance Imaging in Children With Medulloblastoma and Ependymoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Surveillance imaging aims to detect tumour relapse before symptoms develop, but it's unclear whether earlier detection of relapse leads to better outcomes in children and young people (CYP) with medulloblastoma and ependymoma. This systematic review aims to identify relevant literature to determine the efficacy of surveillance magnetic ...
Lucy Shepherd   +3 more
wiley   +1 more source

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