The arrival of four new astronauts as part of the Crew 12 mission—Jessica Meir and Jack Hathaway of NASA, Sophie Adenot of the European Space Agency, and Andrey Fedyaev of Roscosmos—brought the total ...
Expressed on the surface of CD8 + T cells, the CD8 co-receptor is a key component of the T cells that contributes to antigen recognition, immune cell maturation, and immune cell signaling. While CD8 ...