Lymphocytes are white blood cells, which includes B cells and T cells. 1  B cells produce antibodies. 2  Antibodies attach to a specific antigen and make it easier for the immune cells to destroy the antigen. 3  T cells attack antigens directly and help control of the immune response. B cells produce antibodies. 2  Antibodies attach to a specific antigen and make it easier for the immune cells to destroy the antigen. 3  T cells attack antigens directly and help control of the immune response.
United States Time Converter. The United States Time Converter enables you to easily convert time between any two locations in the United States. United States.
Eastern Time Zone in the United States. The eastern standard time zone, includes that part of the United States that is west of 67[deg]30[sec] W. longitude and east of the boundary line described in Sec. 71.5, and includes all of the State of Maine, but does not include any part of the Commonwealth of Puerto Rico.