colony promoting activity
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Incubation of bone marrow cells with supernatant from long-term cultures of bone marrow cells increases the number of granulocyte… Expand The supernatant (CM) of long-term bone marrow culture (LTBMC) contains colony promoting activity (CPA) which does not have… Expand The supernatant of long-term bone marrow culture contains colony promoting activity (CPA) which does not have granulocyte… Expand We have tested the reliability of a standard IL-2 microassay (3H-thymidine uptake by IL-2-dependent T cell lines) as a measure of… Expand Twenty-four malignant ascites, pleural, or pericardial effusions were obtained from 23 patients with a variety of malignant… Expand The differences between colony promoting activity (CPA) and colony stimulating activity (CSA) in the culture media of murine long… Expand PHA-stimulated lymphocyte supernatants (P-SUP) containing colony promoting activity (CPA) and interleukin-2 (IL-2) were found to… Expand Colony promoting activity (CPA) was detected in the supernatants of the bone marrow cell cultures. CPA itself had no granulocyte… Expand Supernatant of long-term bone marrow cultures contains colony promoting factor (CPF). The factor has no colony stimulating… Expand The mechanisms of action and the nature of the co-operating cells (CC) controlling human T-lymphocyte-colony formation were… Expand