The electronic Homewood IRB online application system (eHIRB) for submitting human subjects research proposals will be down from the evening of Friday, Aug. 15, through Sunday, Aug. 17, for a system software update. Users will be unable to access the system during this time. We apologize in advance for any inconvenience this may cause. The system is expected to be back to normal operations on Monday, Aug. 18. For more information, contact the Homewood IRB at hirb@jhu.edu