Browsing Microbiology and Immunology by Author "Chappell, William H."
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Advances in Targeting Signal Transduction Pathways
McCubrey, James A.; Steelman, Linda S.; Chappell, William H.; Sun, Lin; Davis, Nicole Marie; Abrams, Stephen L.; Franklin, Richard A.; Cocco, Lucio; Evangelisti, Camilla; Chiarini, Francesca; Martelli, Alberto M.; Libra, Massimo; Candido, Saverio; Ligresti, Giovanni; Malaponte, Graziella; Mazzarino, Maria C.; Fagone, Paolo; Donia, Marco; Nicoletti, Ferdinando; Polesel, Jerry; Talamini, Renato; Bäsecke, Jörg; Mijatovic, Sanja; Maksimovic-Ivanic, Danijela; Milella, Michele; Tafuri, Agostino; Dulińska-Litewka, Joanna; Laidler, Piotr; D'Assoro, Antonino B.; Drobot, Lyudmyla B.; Umezawa, Kazuo; Montalto, Giuseppe; Cervello, Melchiorre; Demidenko, Zoya N. (2012-12)Over the past few years, significant advances have occurred in both our understanding of the complexity of signal transduction pathways as well as the isolation of specific inhibitors which target key components in those ... -
Alteration of AKT Activity Increases Chemotherapeutic Drug and Hormonal Resistance in Breast Cancer yet Confers an Achilles Heel by Sensitization to Targeted Therapy
McCubrey, James A.; Sokolosky, Melissa L.; Lehmann, Brian D.; Taylor, Jackson R.; Navolanic, Patrick M.; Chappell, William H.; Abrams, Stephen L.; Stadelman, Kristin M.; Wong, Ellis WT; Misaghian, Negin; Horn, Stefan; Basecke, Jorg; Libra, Massimo; Stivala, Franca; Ligresti, Giovanni; Tafuri, Agostino; Milella, Michele; Zarzycki, Marek; Dzugaj, Andrzej; Chiarini, Francesca; Evangelisti, Camilla; Martelli, Alberto M.; Terrian, David M.; Franklin, Richard A.; Steelman, Linda S. (East Carolina University, 2008)The PI3K/PTEN/Akt/mTOR pathway plays critical roles in the regulation of cell growth. The effects of this pathway on drug resistance and cellular senescence of breast cancer cells has been a focus of our laboratory. ... -
Cooperative Effects of Akt-1 and Raf-1 on the Induction of Cellular Senescence in Doxorubicin or Tamoxifen Treated Breast Cancer Cells
Taylor, Jackson R.; Lehmann, Brian D.; Chappell, William H.; Abrams, Stephen L.; Steelman, Linda S.; McCubrey, James A. (2011-08)Escape from cellular senescence induction is a potent mechanism for chemoresistance. Cellular senescence can be induced in breast cancer cell lines by the removal of estrogen signaling with tamoxifen or by the accumulation ... -
Effects of Ectopic Expression of NGAL on Doxorubicin Sensitivity
Chappell, William H.; Abrams, Stephen L.; Montalto, Giuseppe; Cervello, Melchiorre; Martelli, Alberto M.; Candido, Saverio; Libra, Massimo; Polesel, Jerry; Talamini, Renato; Arlinghaus, Ralph; Steelman, Linda S.; McCubrey, James A. (2012-10)Neutrophil gelatinase-associated lipocalin (NGAL, a.k.a Lnc2) is a member of the lipocalin family which has diverse roles including stabilizing matrix metalloproteinase-9 from auto-degradation and as siderocalins which are ... -
Involvement of Akt-1 and mTOR in Sensitivity of Breast Cancer to Targeted Therapy
Sokolosky, Melissa L.; Stadelman, Kristin M.; Chappell, William H.; Abrams, Stephen L.; Martelli, Alberto M.; Stivala, Franca; Libra, Massimo; Nicoletti, Ferdinando; Drobot, Lyudmyla B.; Franklin, Richard A.; Steelman, Linda S.; McCubrey, James A. (2011-07)Elucidating the response of breast cancer cells to chemotherapeutic and hormonal based drugs is clearly important as these are frequently used therapeutic approaches. A signaling pathway often involved in chemo- and ... -
Mutations and Deregulation of Ras/Raf/MEK/ERK and PI3K/PTEN/Akt/mTOR Cascades Which Alter Therapy Response
McCubrey, James A.; Steelman, Linda S.; Chappell, William H.; Abrams, Stephen L.; Montalto, Giuseppe; Cervello, Melchiorre; Nicoletti, Ferdinando; Fagone, Paolo; Malaponte, Graziella; Mazzarino, Maria C.; Candido, Saverio; Libra, Massimo; Bäsecke, Jörg; Mijatovic, Sanja; Maksimovic-Ivanic, Danijela; Milella, Michele; Tafuri, Agostino; Cocco, Lucio; Evangelisti, Camilla; Chiarini, Francesca; Martelli, Alberto M. (2012-09)The Ras/Raf/MEK/ERK and PI3K/PTEN/Akt/mTOR cascades are often activated by genetic alterations in upstream signaling molecules such as receptor tyrosine kinases (RTK). Certain components of these pathways, RAS, NF1, BRAF, ... -
p53 and NGAL: dual regulatory roles in advanced prostate cancer
Chappell, William H. (East Carolina University, 2011)The development of prostate cancer from small regions of hyperplasia to invasive tumors requires genetic and epigenetic alterations of critical cellular components to aid in the development of cells more adapted for aberrant ... -
Ras/Raf/MEK/ERK and PI3K/PTEN/Akt/mTOR Cascade Inhibitors: How Mutations Can Result in Therapy Resistance and How to Overcome Resistance
McCubrey, James A.; Steelman, Linda S.; Chappell, William H.; Abrams, Stephen L.; Franklin, Richard A.; Montalto, Giuseppe; Cervello, Melchiorre; Libra, Massimo; Candido, Saverio; Malaponte, Graziella; Mazzarino, Maria C.; Fagone, Paolo; Nicoletti, Ferdinando; Bäsecke, Jörg; Mijatovic, Sanja; Maksimovic-Ivanic, Danijela; Milella, Michele; Tafuri, Agostino; Chiarini, Francesca; Evangelisti, Camilla; Cocco, Lucio; Martelli, Alberto M. (2012-10)The Ras/Raf/MEK/ERK and PI3K/PTEN/Akt/mTOR cascades are often activated by genetic alterations in upstream signaling molecules such as receptor tyrosine kinases (RTK). Integral components of these pathways, Ras, B-Raf, ... -
Ras/Raf/MEK/ERK and PI3K/PTEN/Akt/mTOR Inhibitors: Rationale and Importance to Inhibiting These Pathways in Human Health
Chappell, William H.; Steelman, Linda S.; Long, Jacquelyn M.; Kempf, C. Ruth; Abrams, Stephen L.; Franklin, Richard A.; Bäsecke, Jörg; Stivala, Franca; Donia, Marco; Fagone, Paolo; Malaponte, Graziella; Mazzarino, Maria C.; Nicoletti, Ferdinando; Libra, Massimo; Maksimovic-Ivanic, Danijela; Mijatovic, Sanja; Montalto, Giuseppe; Cervello, Melchiorre; Laidler, Piotr; Milella, Michele; Tafuri, Agostino; Bonati, Antonio; Evangelisti, Camilla; Cocco, Lucio; Martelli, Alberto M.; McCubrey, James A. (2011-03)The Ras/Raf/MEK/ERK and PI3K/PTEN/Akt/mTOR cascades are often activated by genetic alterations in upstream signaling molecules such as receptor tyrosine kinases (RTK). Integral components of these pathways, Ras, B-Raf, ... -
Roles of the Raf/MEK/ERK and PI3K/PTEN/Akt/mTOR pathways in controlling growth and sensitivity to therapy-implications for cancer and aging
Steelman, Linda S.; Chappell, William H.; Abrams, Stephen L.; Kempf, C. Ruth; Long, Jacquelyn M.; Laidler, Piotr; Mijatovic, Sanja; Maksimovic-Ivanic, Danijela; Stivala, Franca; Mazzarino, Maria C.; Donia, Marco; Fagone, Paolo; Malaponte, Graziella; Nicoletti, Ferdinando; Libra, Massimo; Milella, Michele; Tafuri, Agostino; Bonati, Antonio; Bäsecke, Jörg; Cocco, Lucio; Evangelisti, Camilla; Martelli, Alberto M.; Montalto, Giuseppe; Cervello, Melchiorre; McCubrey, James A. (2011-03)Dysregulated signaling through the Ras/Raf/MEK/ERK and PI3K/PTEN/Akt/mTOR pathways is often the result of genetic alterations in critical components in these pathways or upstream activators. Unrestricted cellular proliferation ... -
Roles of the RAF/MEK/ERK Pathway in Cell Growth, Malignant Transformation and Drug Resistance
McCubrey, James A.; Steelman, Linda S.; Chappell, William H.; Abrams, Stephen L.; Wong, Ellis W.T.; Chang, Fumin; Lehmann, Brian D.; Terrian, David M.; Milella, Michele; Tafuri, Agostino; Stivala, Franca; Libra, Massimo; Basecke, Jorg; Evangelisti, Camilla; Martelli, Alberto M.; Franklin, Richard A. (East Carolina University, 2007-08)Growth factors and mitogens use the Ras/Raf/MEK/ERK signaling cascade to transmit signals from their receptors to regulate gene expression and prevent apoptosis. Some components of these pathways are mutated or aberrantly ... -
Targeting prostate cancer based on signal transduction and cell cycle pathways
Lee, John T.; Lehmann, Brian D.; Terrian, David M.; Chappell, William H.; Stivala, Franca; Libra, Massimo; Martelli, Alberto M.; Steelman, Linda S.; McCubrey, James A. (East Carolina University, 2008-06-15)Prostate cancer remains a leading cause of death in men despite increased capacity to diagnose at earlier stages. After prostate cancer has become hormone independent, which often occurs after hormonal ablation therapies, ... -
Targeting the RAF/MEK/ERK, PI3K/AKT and P53 pathways in hematopoietic drug resistance
McCubrey, James A.; Steelman, Linda S.; Franklin, Richard A.; Abrams, Stephen L.; Chappell, William H.; Wong, Ellis W.T.; Lehmann, Brian D.; Terrian, David M.; Basecke, Jorg; Stivala, Franca; Libra, Massimo; Evangelisti, Camilla; Martelli, Alberto M. (East Carolina University, 2007)