Effect of phorbol ester and calcium ionophore on human thymocytes

M Tanahashi, T Yokoyama, Y Kobayashi… - Human Immunology, 2001 - Elsevier
thymocytes is a developmental process in which TCR ligation with low avidity induces generation
of mature T cells. In mouse thymocytes, … involved in the selection of human thymocytes. …

Early precursor thymocytes can produce interleukin 2 upon stimulation with calcium ionophore and phorbol ester.

JP Lugo, SN Krishnan, RD Sailor… - Proceedings of the …, 1986 - National Acad Sciences
… Immature T cells were obtained by eliminating mouse thymocytes that expressed the Lyt2 …
phorbol 12-myristate 13-acetate (PMA). We found that these "double-negative" thymocytes

Phorbol esters and calcium ionophores differentially regulate the transcription of gamma-T-cell antigen receptor gene in human thymocytes.

H Martinez-Valdez, E Thompson, A Cohen - Journal of Biological Chemistry, 1988 - Elsevier
… C activation (by phorbol esters) and increased cytosolic free calcium (using calcium
ionophores) on the transcription of y-TCR genes in human thymocytes. These studies provide the …

Activation of a suicide process of thymocytes through DNA fragmentation by calcium ionophores and phorbol esters.

H Kizaki, T Tadakuma, C Odaka… - … (Baltimore, Md.: 1950 …, 1989 - journals.aai.org
… Recently, we showed that TPA induced DNA fragmentation of mouse thymocytes … or phorbol
esters induce the cleavage of nuclear DNA at linker regions in mouse immature thymocytes

Phorbol ester and calcium ionophore can replace TCR signals that induce positive selection of CD4 T cells.

Y Takahama, H Nakauchi - Journal of immunology (Baltimore, Md …, 1996 - journals.aai.org
… Our results show that the combination of phorbol ester, a protein … thymus cultures, bypassing
TCR-induced positive selection signals. We found that the concentrations of phorbol ester

Induction of phenotypic differentiation, interleukin 2 production, and PHA responsiveness of" immature" human thymocytes by interleukin 1 and phorbol ester.

JE De Vries, FA Vyth-Dreese, CG Figdor… - … (Baltimore, Md.: 1950 …, 1983 - journals.aai.org
… Because mitogen responsiveness is a property of mature medullary thymocytes and both
IL 1 and TPA can induce thymocyte maturation differentiation (9, 11, 26), we investigated …

[HTML][HTML] Phorbol esters and CAMP differentially regulate the expression of CD4 and CD8 in human thymocytes

H Martinez-Valdez, V Madrid-Marina, A Cohen - BMC immunology, 2002 - Springer
… on developing thymocytes [10–13]. In keeping with these findings, ex vivo experiments with
human thymocytes previously reported by our group, revealed that while phorbol esters can …

Phorbol esters induce differentiation in human malignant T lymphoblasts

K Nagasawa, TW Mak - Proceedings of the National …, 1980 - National Acad Sciences
At nanomolar concentrations, phorbol ester, a class of potent … Examination of phorbol and
other phrobol esters indicated … phorbol 12,13,-dibenzoate induced E + cells, while phorbol and …

The replacement of monocytes and interleukin-1 by phorbol ester in lectin-induced proliferation of human thymocytes and T cells

JE De Vries, FA Vyth-Dreese, R Van Der Hulst… - Immunobiology, 1982 - Elsevier
… In experimental systems, recently it was shown that phorbol esters … In addition, phorbol esters
have been found to be directly … whether 12-0tetradecanoyl-phorbol-13 acetate (TP A) could …

Calcium‐dependent stimulation by a phorbol ester (PMA) of thymic lymphoblast DNA synthesis and proliferation

JF Whitfield, JP MacManus… - Journal of Cellular …, 1973 - Wiley Online Library
… the large population of post-mitotic small lymphocytes in the thymus gland in vivo (Metcalf.
’66; … of the mitotic sequence as rapidly as in the thymus gland of the colcnicine (or colcemide)-…