Sawyer ST - Search Results

1

Engagement of Gab1 and Gab2 in erythropoietin signaling.

Wickrema A, Uddin S, Sharma A, Chen F, Alsayed Y, Ahmad S, Sawyer ST, Krystal G, Yi T, Nishada K, Hibi M, Hirano T, Platanias LC. Wickrema A, et al. Among authors: sawyer st. J Biol Chem. 1999 Aug 27;274(35):24469-74. doi: 10.1074/jbc.274.35.24469. J Biol Chem. 1999. PMID: 10455108 Free article.

2

Phosphatase inhibition promotes antiapoptotic but not proliferative signaling pathways in erythropoietin-dependent HCD57 cells.

Lawson AE, Bao H, Wickrema A, Jacobs-Helber SM, Sawyer ST. Lawson AE, et al. Among authors: sawyer st. Blood. 2000 Sep 15;96(6):2084-92. Blood. 2000. PMID: 10979952 Free article.

3

Role of JunB in erythroid differentiation.

Jacobs-Helber SM, Abutin RM, Tian C, Bondurant M, Wickrema A, Sawyer ST. Jacobs-Helber SM, et al. Among authors: sawyer st. J Biol Chem. 2002 Feb 15;277(7):4859-66. doi: 10.1074/jbc.M107243200. Epub 2001 Nov 28. J Biol Chem. 2002. PMID: 11726656 Free article.

4

AP1 regulation of proliferation and initiation of apoptosis in erythropoietin-dependent erythroid cells.

Jacobs-Helber SM, Wickrema A, Birrer MJ, Sawyer ST. Jacobs-Helber SM, et al. Among authors: sawyer st. Mol Cell Biol. 1998 Jul;18(7):3699-707. doi: 10.1128/MCB.18.7.3699. Mol Cell Biol. 1998. PMID: 9632752 Free PMC article.

5

Survival or death of individual proerythroblasts results from differing erythropoietin sensitivities: a mechanism for controlled rates of erythrocyte production.

Kelley LL, Koury MJ, Bondurant MC, Koury ST, Sawyer ST, Wickrema A. Kelley LL, et al. Among authors: sawyer st. Blood. 1993 Oct 15;82(8):2340-52. Blood. 1993. PMID: 8400286 Free article.

6

Protein kinase B (c-Akt), phosphatidylinositol 3-kinase, and STAT5 are activated by erythropoietin (EPO) in HCD57 erythroid cells but are constitutively active in an EPO-independent, apoptosis-resistant subclone (HCD57-SREI cells).

Bao H, Jacobs-Helber SM, Lawson AE, Penta K, Wickrema A, Sawyer ST. Bao H, et al. Among authors: sawyer st. Blood. 1999 Jun 1;93(11):3757-73. Blood. 1999. PMID: 10339482 Free article.

7

Distinct signaling from stem cell factor and erythropoietin in HCD57 cells.

Jacobs-Helber SM, Penta K, Sun Z, Lawson A, Sawyer ST. Jacobs-Helber SM, et al. Among authors: sawyer st. J Biol Chem. 1997 Mar 14;272(11):6850-3. doi: 10.1074/jbc.272.11.6850. J Biol Chem. 1997. PMID: 9054369 Free article.

8

Tumor necrosis factor-alpha expressed constitutively in erythroid cells or induced by erythropoietin has negative and stimulatory roles in normal erythropoiesis and erythroleukemia.

Jacobs-Helber SM, Roh KH, Bailey D, Dessypris EN, Ryan JJ, Chen J, Wickrema A, Barber DL, Dent P, Sawyer ST. Jacobs-Helber SM, et al. Among authors: sawyer st. Blood. 2003 Jan 15;101(2):524-31. doi: 10.1182/blood-2001-11-0084. Epub 2002 Aug 29. Blood. 2003. PMID: 12393629 Free article.

9

Association of JAK2 and STAT5 with erythropoietin receptors. Role of receptor phosphorylation in erythropoietin signal transduction.

Sawyer ST, Penta K. Sawyer ST, et al. J Biol Chem. 1996 Dec 13;271(50):32430-7. doi: 10.1074/jbc.271.50.32430. J Biol Chem. 1996. PMID: 8943308 Free article.

10

Erythropoietin induces the tyrosine phosphorylation, nuclear translocation, and DNA binding of STAT1 and STAT5 in erythroid cells.

Penta K, Sawyer ST. Penta K, et al. Among authors: sawyer st. J Biol Chem. 1995 Dec 29;270(52):31282-7. doi: 10.1074/jbc.270.52.31282. J Biol Chem. 1995. PMID: 8537396 Free article.

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