The phrase "acting as gatekeeper" is correct and usable in written English.
It can be used to describe someone who controls access to something or manages the flow of information or resources.
Example: "In her role as the project manager, she is acting as gatekeeper, ensuring that only relevant information reaches the team."
Alternatives: "serving as a filter" or "functioning as a moderator".
Aromatic proline interactions involving Trp64 and Pro62 have been proposed to play a critical role in specifying the subdomain fold by acting as gatekeeper residues.
The trade association link helps lower the risk of a new venture, with the trade body acting as gatekeeper and recruiter to the programme.
France cannot keep acting as "gatekeeper to the British crown" at Calais and must stop managing refugees and migrants for the UK, Arnaud Montebourg, a key contender to become the Socialist party's presidential candidate, has warned.
The Court's opinion, which I join, emphasizes Daubert 's statement that a trial judge, acting as "gatekeeper," must ""ensure that any and all scientific testimony or evidence admitted is not only relevant, but reliable".' Ante, at __ (quoting Daubert v. Merrell Dow Pharmaceuticals, Inc., 509 U.S. 579, 589, 113 S.Ct. 2786, 2795, 125 L.Ed.2d 469 (1993)).
CMR is of value for clarifying the underlying pathophysiology in patients presenting with new-onset heart failure (HF) in the absence of chest pain or known prior myocardial infarction, potentially acting as gatekeeper to invasive coronary angiography (Fig. 3) [50].
The market share of MC (column N MC ) is shown to increase slightly from state no. 1 (before reforms) to state no. 2 (SHI acting as gatekeeper, prices fixed), and on to no. 3 (flexible prices).
On the second day technologists who had created methods to finance and produce things and content without fleecing customers or acting as gatekeepers.
In fact, it permits and encourages exactly what Obama warned against: broadband carriers acting as gatekeepers and charging Web sites a payola payment to reach customers through a "fast lane".
If we place restrictions on who has access to the data and what they do with it, we could end up with those who collected the data acting as gatekeepers.
Coursera and edX, the two main MOOC providers, are essentially acting as gatekeepers for American higher education online, replicating in their virtual world the pecking order in the physical world as determined by U.S. News & World Report rankings.
