gatekeepers

n.

看门人( gatekeeper的名词复数 )；

Gatekeepers and caretakers
Pericytes: gatekeepers in tumour cell metastasis?
Cancer-susceptibility genes. Gatekeepers and caretakers.
Gatekeepers of Knowledge within Industrial Districts: Who They Are, How They Interact
Mitochondrial ion channels: gatekeepers of life and death
Information Gatekeepers on the Internet and the Competitiveness of Homogeneous Product Markets
ABC of oral bioavailability: transporters as gatekeepers in the gut
Microarrayed allergen molecules: diagnostic gatekeepers for allergy treatment.
New frontiers in kisspeptin/GPR54 physiology as fundamental gatekeepers of reproductive function.
External Communication and Project Performance: An Investigation into the Role of Gatekeepers