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200            PART 2  ■  Hematopoiesis and Cellular Maturation




                         m              , CD                                                       m-                             m                        z                                     m  m

                                               , m                                  :                                                                                 mm                     .  B                  ,

                                                                                                                              m         m                                                                 ,
                    ■    P   m                   -   -                                                                                                                                        k

                    ■                                                                  m                                   (                    ),        B        ,                                                .

                                                                                                                                T                m                    B    m                               -

                    M                                                                    m     x                                                            q                                       -

                                                 :          m                          m    m      -                                          -                   m                             .  L  m

                         m                 m                                                              .                             m                     m                       q                          -

               T                                                                                 x                                                    .  A         -                   m

                   m                                                   . T                  m      -                        x                          B                                   ,

                                     ,                                                               m      -                      x                                           m                                     -

                     ,                                            . T                                                        z                                                         . L  m

               m                                     k              m                 m        .                                                     m                    ,                          m              ,

                    I                      m ,             m   k                                                                     ,                    m                   ,    m

                            m                                                   m                                                                   m                                         -

                          m              . V               x                                                                           m    .

               m     m   k                                               . T

                           m  m          m   k                                                                             T Lymphocytes

                                                 m              m         ,                          -

                             m               (  .  .,     q          mm                             -                            m                    q                                                   m

                   m   [AIDS]),                       k  m     (      C               ),                                           m        . B       m                           m                         -

               m                                             mm                                   .                        m                         . S                          m
                                                                                                                              q               m  k                     ,  CCR            CCR  .  T   m

                                                                                                                                                                                N
               Major Lymphocyte Membrane                                                                                    -                    m                                     –                       m     .

               Characteristics and Development                                                                                  M                              (      F   .   .    )                z



               T       m                            m  m                                                                                                 m  m          m   k    . E                 B

                        m                              . T                                        m-                                          z  m      D  , CD  ,        CD    ,

                                            (  x                        m  m          m   k   )                                       m              .  H           ,            m   k    ,

                                                                      .  . C                 mm                            CD          CD    ,                                                        mm

                                                                                                                                    . O                   m   k               q                    m        -

                                                                                                                                 . S  m                m   k                                 m              .
                                             Cell Differentiation Antigen
                    TABLE        9.7                                                                                       T                               m   k               m              , CD
                                             Distribution
                                                                                                                           CD  ,                   m   k m   k               m            m


                                             Cell Differentiation Antigen                                                           .

                   Antigen                   Distribution Cluster Designation                                                   I           ,                                      CD         m
                                                                                                                                                  : T           T   . T                               m

                   CD2                       78%–88% T cells, NK cells                                                                                              k                                             -

                   CD3                       68%–82% mature T cells                                                               . T                                                       mm                    -

                                                                                                                                      m                m ; T                                  mm
                   CD4                       35%–55% mature T cells, monocytes
                                                                                                                               m         x                                 ,                      m              -
                   CD5                       65%–79% T cells, B-cell subset                                                      . A       m                         T                               m


                   CD7                       75% T cells and NK cells                                                              -                    mm                   ; T

                   CD8                       20%–36% mature T cells                                                                    m                              mm                     .

                                                                                                                                       ,                                CD     -
                   CD10                      90% of common ALLs, granulocytes,

                   (CALLA)                   immature B cells                                                                 m                    x   : T   , T   , T     ,                            -
                                                                                                                                     (        )        .
                   CD19                      5%–15% B cells                                                                     CD                                                 mm       . T

                   CD20                      5%–15% B cells                                                                   CD


                   CD21                      5%–15% mature B cells, dendritic cells
                                                                                                                           ■    H           B    m               m  k
                   CD22                      5%–15% B cells                                                                ■    I              m                                                      m


                   CD34                      Bone marrow progenitor cells, TdT+ cells,

                                             some acute leukemias                                                          ■    R                                ,                  ,
                                                                                                                                          mm
                   Adapted with permission from Turgeon M. Immunology and Serology in

                   Laboratory Medicine, 4th ed, St. Louis, MO: Mosby, 2006:63.                                             ■    P                      k                    m  k                           mm
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