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.
1 JetBlue Airways pilots agreed to be represented by the Air Line Pilots Association (ALPA). 2  71% of of JetBlueâs 2,529 pilots voted to join ALPA. 3  Interline agreements: Aer Lingus, Cape Air, American, South African, Emirates, El Al, LAN, Virgin Atlantic, Icelandair, Qatar, and TAM. 2011-16: 38 E190 orders/78 options, Jetblue has lowered commitment to arrive at 60 E190 total (some aircraft/options to be sold). 2  Pilots on reserve are on a 2 hour call out and are not assigned a reserve start time until noon the day prior; call out time may change everyday as needed by crew services.