At least three distinct cellular markers can be used to identify cells of the marginal zone, MOMA-1, ERTR-9 and MARCO.
The Twilight Zone | The Twilight Zone (1959 TV series) | Negative Zone | Panama Canal Zone | Eastern Time Zone | Twilight Zone | Korean Demilitarized Zone | The Dead Zone (TV series) | The Dead Zone | Pacific Time Zone | Hardiness zone | Central Time Zone (North America) | Ponce Historic Zone | Metekel Zone | Arsi Zone | The Twilight Zone (2002 TV series) | O-Zone | Mirab Welega Zone | Hadiya Zone | Gamo Gofa Zone | Debub Omo Zone | Zone | Semien Omo Zone | The Ultra Zone | Rapti Zone | Karnali Zone | Debub Wollo Zone | Dawro Zone | Central Time Zone | Agew Awi Zone |
In specimens where the tyrosine kinase for Pyk-2 has been knocked-out, marginal zone B-cells will fail to develop while B-1 cells will still be present.