Beginning in postnatal week 7, rats were tested on a spatial delayed matching-to-place (DMP) version of the Morris water maze, which entailed a series of problems, each consisting of search and recall trials, that required the rats to use extra-maze cues to locate a hidden escape platform.
Mr. Elbaz had heard about some of the Apthorp's problems, a maze of feuds and disputes involving owners, tenants and the developers, as well as developers and the state, which finally approved the condo conversion last year.
However, analytical solutions, even if they may not be accurate, can provide some penetrating insight into the physics of a problem which manages a maze of numbers crunched on a computer.
The congress comes amid economic problems that have sharpened a debate over the pace of changes in a country with high growth but with underlying problems of undeveloped infrastructure, a maze of bureaucracy, corruption and a poorly qualified work force.
This finding of a temporally graded retrograde amnesia is consistent with our earlier report, and further suggests that the involvement of the PRh in the retention of water-maze problems is time-limited.
Vick's problems have not been confined to the maze of dogfighting charges.
The maze of alleys and walkways made it a perfect place for muggings; there were also problems with drugs, poor noise insulation, and even tales of air rifle snipers shooting at kids in the school playground.
It has serious traffic problems, which contribute to even more serious air pollution problems, as countless thousands of automobiles chug along the city's ever-expanding maze of highways.
In one study that is about to appear in the Quarterly Journal of Economics, groups of students were paid to solve simple maze problems on a computer.
