The phrase "a context of danger" is correct and usable in written English.
It can be used to describe a situation or environment where there are threats or risks present.
Example: "The team operated in a context of danger, making every decision with caution and awareness of potential hazards."
Alternatives: "an environment of risk" or "a situation of peril".
This seems to be unrelated to humour; yet a closer look reveals in it the same logical structure as in the joke: the wildly barking little dog was first perceived by the child in a context of danger, then discovered to be a harmless pup; the tension has suddenly become redundant and is spilled.
In a context of danger, the target Ag is presented by APCs together with a set of non-target Ags from the environment.
While focusing on the context required for IS activation, the danger model does not directly address the question of specific Ag targeting (i.e. how the IS decides, in a context of danger, which particular Ag should be targeted).
Almost half of today's active duty forces are parents, and continuing hostilities in Iraq and Afghanistan ensure that growing numbers of military families will experience repeated cycles of separation in a context of danger that may span across years of each family's development.
Allorecognition is induced when the host immune system detects alloantigens in the context of danger signals.
In evolutionary terms the responses that make up the defense cascade are primitive emotional states coordinated patterns of motor-autonomic-sensory response that are available to be automatically activated in the context of danger.
"So in our sector we should be thinking: if we're not taking the risks, then who is?" New perspectives The biggest shift many agreed they'd like to see would be one of context – repositioning risk taking from a concept of danger to one of opportunity, change and heightened beneficiary prosperity.
Vaccines presenting a tumour antigen in the context of obvious danger signals seem more likely to stimulate a response.
The innate immune response not only provides the first line of defense against "danger", but also provides the biological context of the "danger signal" that determines which antigens the acquired immune system responds to and the nature of that response to instruct the adaptive immune system to mount a response.
This local event activates the danger elements in front of an anatomical lesion and will also have as a consequence a stimulation of the immune system as can be demonstrated under experimental conditions [121] or in the context of the "danger theory" put forward by Polly Matzinger.
