The phrase "agents retained" is correct and usable in written English.
It can be used in contexts related to business, law, or employment, typically referring to individuals or entities that have been hired or engaged for a specific purpose.
Example: "The company has several agents retained to negotiate the terms of the contract."
Alternatives: "hired agents" or "engaged agents".
Pinkerton agents retained by Spain infiltrated the rebels, who were beset with internecine quarreling and all manner of mishaps.
In contrast, moderate and weak transfection agents retained the direct Lα → HII transition but shifted to higher temperatures than that of pure DPoPE, and induced cubic phase formation at a later stage.
The three candidate agents retained their similar and highly significant negative scores in this broader analysis (Table 1).
Both agents retained significant inhibitory activity in cultures lacking ErbB1.
This imaging sequence results in substantial tissue suppression, allowing detection of the presence of small numbers of contrast agents retained in tissue.
The Brigham and Women's Hospital, Inc. and its agents retain all rights to this software.
We also show that these dual-acting agents retain activity against HDAC and Topo I, and potently arrest cancer proliferation.
As has already been demonstrated in the current war, many Iraqis who believe that Mr. Hussein's agents retain any power are reluctant to throw in their lot with British and American troops.
Some of the additives act as chelating agents, retaining the Mn2 + and affecting the kinetics of precipitation and dissolution of manganese rich hureaulite crystals, but increasing the sites of nucleation and growth of the crystals (crystal density).
No one yet knows what the Iraqis were up to, but lately Mr. Blix has sounded as if he gives some credence to the possibility that Iraq really did destroy virtually all of its weapons and toxic agents, retaining only the ability to start banned programs up again once the world stopped looking.
The 91 pages of newly disclosed files, described by The Times's Charlie Savage last week, included a December 2010 memorandum to F.B.I. field offices revealing that even a not-guilty verdict may not always be enough to get someone off the list, if agents retain "reasonable suspicion" that the person might have ties to terrorism.
