U.S. Federal Aviation Administration (FAA) representatives told members of the United Nations' aviation agency they expect approval of Boeing Co's 737 MAX jets to fly in the United States as early as late June, three people with knowledge of the matter said, although there is no firm timetable for the move.
The acting head of the Federal Aviation Administration said on Thursday that an eight-hour meeting with international air regulators to discuss the grounded Boeing Co 737 MAX was "exceedingly positive" and "constructive."
The most severe pandemic in recent history, killing some 50 million people worldwide, the Spanish influenza, may have emerged up to two years earlier than previously believed. And, according to a new and influential study, its early manifestation was ignored at the time as a 'minor infection.'
A recent study offers an important step in unlocking the mystery of LHON's cause. The researchers had previously showed that the cells that connect the eye to the brain were sensitive to a certain free radical, known as 'superoxide,' and hypothesized that the presence of too much superoxide was likely the cause of LHON.
Testicular tissue samples obtained from 189 males who were facing procedures that could imperil fertility were cryopreserved at one university, proving the feasibility of centralized processing and freezing of testicular tissue obtained from academic medical centers scattered around the world.