Disease activity in MS patients is associated with increases in CD25 expression, but it is not known if this reflects pathogenic T cell activation or the activation of regulatory T cells which could serve to down-regulate pathogenic immune responses (Khoury et al., 2000).
moisturenoun [ U ] uk â /ËmÉÉªs.tÊÉr/ us â /ËmÉÉªs.tÊÉ/. âº a liquid such as water in the form of very small drops, either in the air, in a substance, or on a surface: These plants need a rich soil that retains moisture. Thesaurus: synonyms and related words. Precipitation: clouds, dew, fog & steam. altocumulus.
Definition of moist. 1  1 : slightly or moderately wet : damp I love cookies when they are moist and chewy. 2  2 : tearful the eyes of both of us â¦ were moist with the joy of success â Jack London. 3  3 : characterized by high humidity Fog is formed when warm moist air moves over a cold surface.