Internet trolls intentionally try to provoke or offend others in order to elicit a reaction. They convey a sense of helplessness that may initially elicit sympathetic or comforting actions. Jealousy is an emotion that can elicit strong responses. Animals can further elicit positive emotions, targeting emotional numbing experiences. Interrogation means explicit questioning or actions that are reasonably likely to elicit an incriminating response. Significantly, certain factors elicit different responses at different stages in the haematopoiesis. The same joke will elicit different responses in different settings. Certain ingredients in dog food can elicit these allergic reactions. Immature B cells are anergized, so they do not elicit any immune response. Music may not only elicit new emotions, but connect listeners with other emotional sources. Potency is the amount of agonist needed to elicit a desired response. Once released, VEGF-A may elicit several responses. Distant stressors did not consistently elicit a change in immune function. Electrical stimulation of the insula in the human elicit gustatory sensations. There are also more indirect mechanisms a drug can elicit activating effects.