But Mr. Barbour is striking for his ability to move so seamlessly among these roles, and to lobby and serve as a party fund-raiser at the same time.
Moreover, there is a degree of interdependence among these roles, such that the performance of the constitutive tasks of one role cannot be undertaken, or cannot be undertaken except with great difficulty, unless the tasks constitutive of some other role or roles in the structure have been undertaken or are being undertaken.
Among these roles for VRK1, there are two for which some evidence is already available.
Among these roles, insect resistance should be improved through spatial hindrance and secretion of toxins.
Among these roles for nitrogenase are the proper protonation state of catalytic residues, the ionic state of residues in the nucleotide binding site, ionic states of residues involved in binding the Fe-protein to the MoFe-protein, and, most importantly, protons as a cosubstrate for all known nitrogenase reactions, including the direct reduction to dihydrogen.
Among these, their role in maintaining landscape connectivity through ecological corridors for animals and plants is of major interest from a conservation and management perspective.
Among these, the role of one fimbrial type in the pathogenesis of Gallibacterium anatis was recently investigated.
Among these, the role of the "forgotten organ", gut microbiota, has become more appreciated in recent years.
Prominent among these specialized roles was that of the lector priest who recited hymns and spells during temple rituals, and who hired out his magical services to laymen.
Among these physiological roles, miRNAs expressed by cells of the immune system have been shown to impact virtually all aspects of innate and adaptive immune responses [ 2].
