Antagonists. Antagonists bind to the same receptors as full and partial agonists but do not cause activity at the receptor. Moreover, antagonists block agonists and partial agonists from binding and therefore prevent receptor activation altogether.
JetBlue operates 54 100-seat Embraer 190s, supplementing 126 150-seat that are used on longer-haul routes, according to the Aviation Week Intelligence Network fleets database. Barger, who stretched out deliveries of the after becoming CEO in 2007, stopped short of saying he regretted ordering the aircraft.
A new JetBlue sale stretching through Wednesday means that flights for Florida and the Caribbean are dirt cheap. Hereâs a sampling of one-way airfare prices, generally available for flights heading in either direction. 1  Jacksonville-Fort Lauderdale: $49.