Among the several growth factors involved in angiogenesis including platelet-derived growth factor (PDGF), vascular endothelial growth factor (VEGF), fibroblast growth factors (FGF), epidermal growth factor (EGF), VEGF has been identified as the imperative one.
Alongside increasing availability and coverage of services, tackling the issue of quality has been identified as a moral and public health imperative.
Despite being born with physical characteristics that don't allow them to be distinctly identified as either male or female, there is a legal imperative for intersex babies to be assigned a gender on their birth certificates.
Given that hyperinsulinemia has been identified as an independent risk factor for pancreatic cancer [ 1, 2, 39, 41], it is imperative to understand how changes in insulin signalling may promote cancer progression.
"The imperative to act has never been clearer," said Achim Steiner, executive director of the United Nations Environment Program, in Beijing, which the report identified as one of the world's most polluted cities, and where the report was released.
Before the mid-19th century escape wasn't as imperative.
It was a tender, and exquisitely planned, teachable moment that reflected what a growing number of educators have begun to identify as a deeply felt imperative: To foster learning that genuinely prepares young people for the ecological challenges presented by this entirely unprecedented time in human history.
Mixed-race blacks have an ethical obligation to identify as black — and interracial couples share a similar moral imperative to inculcate certain ideas of black heritage and racial identity in their mixed-race children, regardless of how they look.
Today I self-identify as a Liberal Quaker and there is no specified imperative compelling me to fast as part of my community's religious experience.
