Though Mr. Clinton has only eight more months in office, that in itself does not necessarily preclude progress on arms control or United States-Russian relations.
A model of the acylation tetrahedral intermediate analogue from 12 suggests that this species may be unstable on steric grounds, precluding progress of 11 and 12 toward the deacylation analogue 26.
The discovery that the wild-type isolate QM6a was female sterile, however, precluded any progress along that line.
However, the paucity of genomic and transcriptomic information has precluded major progress in understanding key regulators of regeneration at the molecular level [ 3, 4].
But this does not preclude future progress.
The Amendment removes essential limits on Executive power and cripples the Judiciary while reducing the independence and influence of the Parliament; further, it ensures political stagnancy and precludes democratic progress.
Similarly, both the timing of interventions tested in current animal models and the lack of appreciation of multiple covariates (multiple hits) in clinical practice preclude the meaningful progress of translational research in acute lung injury (ALI).
Speaking in Canada before he arrived in Washington, Mr. Netanyahu demanded that before any negotiations begin, Iran must take steps that would preclude it from progressing toward a bomb.
The study is limited by the small number of participants which has precluded the use of simple planned comparison as pregnancy progresses.
Instead, the neurological impairment rapidly progressed independently from the primary tumor response, and precluded the administration of additional treatments.
