Herein, we will use as examples of this novel hallmark of oncogenesis high-grade astrocytomas, including glioblastoma, and a subgroup of embryonal tumors, embryonal tumor with multilayered rosettes (ETMR) to describe the novel molecular defects uncovered in these deadly tumors.
In another example of its hallmark brutality, meanwhile, IS released footage of its beheading of soldiers after it took Division 17.Amid such stresses, more cracks are appearing between the remaining rebel forces that banded together at the start of the year to force ISIS, as it then was, from territory in north-western Syria.
Intracellular aggregates of α-synuclein for example, are hallmarks of Parkinson's disease (PD), extracellular deposits of Aβ peptides and intracellular inclusions of the tau protein are found in Alzheimer's disease (AD).
Such unanticipated plays are examples of emergent behaviour, a hallmark of artificial intelligence at its highest level, and something she reckons RoboCup teams in all leagues will produce a lot more of with each passing year.So is 2050 an unrealistic deadline for robots to beat the best humans at football?
Hallmark examples of these Lamarckian mechanisms are the CRISPR system in prokaryotes [ 69– 71] and the small RNA-based mechanism of viral immunity in C. elegans [ 72].
As has been noted, one of the hallmarks of historical and contemporary examples of political prisoners is the challenge they represent to the status quo.
Dysfunctional metabolism is now acknowledged as a hallmark of cancer, and multiple different examples of altered metabolism in cancer cells have been demonstrated [ 3, 4].
For example, both are hallmarks of normal mammalian heterochromatin and the histone methyltransferases Suv39h and G9a have been shown to recruit DNA methyltransferases which can lead to spreading of DNA methylation in normal cells.
Those quotations, which give examples of how a word has been used over time, are a hallmark of the O.E.D. (the online edition contains nearly three million of them).
For example, a hallmark of tic disorders is the presence of repetitive movements; youth with autism often engage in elaborate rituals; a patient with anorexia nervosa may obsess about eating-related behaviors; trichotillomania can be characterized as compulsive hair-pulling.
