Synonym of helmet snail

plural of helper T cell

(immunology) A subtype of T cell that helps the activity of other immune cells by releasing cytokines, playing an important role in the adaptive immune system.

(immunology) A helper T cell.

plural of T helper cell

simple past tense and past participle of hold up as

simple past tense and past participle of hold against

A city in Carbon County, Utah, United States, which got its name from the practice of the Denver & Rio Grande Railroad of attaching helper engines to trains there.

Expressing extreme pity or commiseration. / Expressing a threat to the person who violates some rule or condition.

simple past tense and past participle of hold it together