The phrase "act as barrier" is not entirely correct; it should be "act as a barrier." You can use it when describing something that serves to block or prevent something else from happening.
Example: "The new regulations will act as a barrier to illegal activities in the area."
Alternatives: "serve as a barrier" or "function as a barrier."
"The final goal is to develop animals that act as barrier reactives to produce beneficial molecules in their milk that can be cheaply extracted, especially in countries that can not afford big pharma plants that make drugs, that usually cost $1bn to build, and be able to produce their own protein-based medication in animals," Moisyadi said.
They also act as barrier and filter to pollutants resulting from human activities.
This, combined with perceived dangers of sharing roads with motorised traffic, can act as barrier to cycling uptake.
A schematic representation of the ability of electrospun membranes to act as barrier to invading bacteria and supporting fibroblast migration is shown in Fig. 4.
Binding to a kleisin subunit creates a closed tripartite ring, whose ∼47-nm-long SMC arms act as barrier for DNA entrapment.
The RGO nanosheets tightly wrapped on carbon hosts act as barrier layers to prevent polysulfides from diffusing out of the matrix, further suppressing shuttle effect.
If certain landcover types consistently act as barriers to movement, their occurrence could serve as a proxy for population isolation.
Other government regulations and practices may also act as barriers to trade.
Immunizations, however, do not act as barriers to frequent ear, respiratory, and gastrointestinal infections.
She hopes to question the labels labels such as "crazy" or "ill"—that are often affixed to unusual people and can act as barriers to connection and understanding.
Mark Pearson Share the burdens – and benefits – between all members of society: Social, economic, political and material inequalities intersect and act as barriers to development.
