. Author manuscript; available in PMC: 2020 Jun 1.

Published in final edited form as: Cytometry A. 2018 Mar 24;93(5):563–570. doi: 10.1002/cyto.a.23358

Table 3.

Number of β-AR cells in different studies using radioligand methods

NUMBER OF β-AR IN CELL. MHMBRANK FRACTION	RADIOLIGAND BINDING ASSAY
~2,000 binding sites per lymphocyte in HC	³H-alprenolol (19)
~8,000 sites per lymphocyte in young and 14,000 old HC	³H-dihydro-alprenolol (20)
801 ± 114 sites per lymphocyte in elderly, 680 ± 47 in young HC	³H-dihydro-alprenolol (21)
2,230 ± 482 membrane β-AR per lymphocyte in inactive persons, 1,743 ± 85 per lymphocyte in active persons	¹²⁵I-cyanopindolol (22)
2,499 ± 1,140 in untrained individuals, 2,366 ± 765 in baseball players, 1,634 ± 1,380 in short-distance runners, 1,446 ± long distance runner HC	¹²⁵I-cyanopindolol (23)