antigen-specific manner T cells and is quickly expressed on the cell surface in an + memory CD4 Preformed CD40 ligand exists in secretory lysosomes in effector and

The present disclosure relates to a movable socket assembly. The movable socket assembly may include a housing, a plug part installed in said housing, a plurality of elastic conducting contact points formed on said plug part, and an adjusting mechanism for positioning the plug part out of the housing so that the plug part can be removably inserted into an external power outlet. The housing may further include a first housing and a second housing, and the second housing can retract into the first housing to extend the flat insertion piece out of the housing through an opening of the second housing.