To stick to

to be persevering in holding to; as, to stick to a party or cause.

See also: Stick

References in periodicals archive ?
The researchers conclude that this variation has two functions: It allows the parasite to stay one step ahead of a host's ability to make antibodies that could attack the merozoite proteins, and it ensures that the merozoite-infected red cells won't run out of cells to stick to in order to avoid the spleen.
As the instrument heats, it tends to stick to tissue causing extra steps by the surgeon to clean the instrument.