difficile that could be of direct benefit".
Given the usual lack of direct benefit, ethicists say, these studies require particularly close monitoring, because they can pose a risk to a volunteer's health or life.
Certain insects provide sources of commercially important products such as honey, silk, wax, dyes, or pigments, all of which can be of direct benefit to man.
Permaculture has adopted this concept to create "food forests", systems designed along the same principles as natural forests but with more of a focus on multipurpose plants and animals of direct benefit to humans.
To stand out we need to show not only that we have a great culture and so forth but that these matters are of direct benefit to our audiences.
Whatever is true, none of these would be good enough reasons for the waste of money and effort in abandoning something of direct benefit to the impoverished districts whose betterment is so often invoked as the reason for holding the Olympics.
American officials like to claim that the NSA's spying is not designed to be of direct benefit to American firms, though it has certainly sought intelligence on issues such as trade negotiations that are likely to be helpful to all American companies.Blocking sophisticated and highly targeted attacks is extremely difficult.
Hence performing pre-clinical evaluations on cartilage repair mechanisms may be of direct benefit to the species itself (Fig. 3).
Table 4 and Fig. 8 show that the proportion of direct benefit is the largest among all benefit items.
Also, there is justification for allowing research procedures without a prospect of direct benefit and no more than a minor increment above minimal risk.
Only if it will be of direct benefit to my health, or if I will be informed about any risks to my health.
