Browsing by Author "Martelli, Alberto M."
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Harnessing the PI3K/Akt/mTOR pathway in T-cell acute lymphoblastic leukemia: Eliminating activity by targeting at different levels
Bressanin, Daniela; Evangelisti, Camilla; Ricci, Francesca; Tabellini, Giovanna; Chiarini, Francesca; Tazzari, Pier Luigi; Melchionda, Fraia; Buontempo, Francesca; Pagliaro, Pasqualepaolo; Pession, Andrea; McCubrey, James A.; Martelli, Alberto M. (2012-08)T-cell acute lymphoblastic leukemia (T-ALL) is an aggressive malignant hematological disorder arising in the thymus from T-cell progenitors. T-ALL mainly affects children and young adults, and remains fatal in 20% of ... -
Harnessing the PI3K/Akt/mtor pathway in T-cell acute lymphoblastic leukemia: Eliminating activity by targeting at different levels
Bressanin, Daniela; Evangelisti, Camilla; Ricci, Francesca; Tabellini, Giovanna; Chiarini, Francesca; Tazzari, Pier Luigi; Melchionda, Fraia; Buontempo, Francesca; Pagliaro, Pasqualepaolo; Pession, Andrea; McCubrey, James A.; Martelli, Alberto M. (2012-08-09)T-cell acute lymphoblastic leukemia (T-ALL) is an aggressive malignant hematological disorder arising in the thymus from T-cell progenitors. T-ALL mainly affects children and young adults, and remains fatal in 20% of ... -
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 ... -
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. (2011-07-01)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 ... -
The Key Roles of PTEN in T-Cell Acute Lymphoblastic Leukemia Development, Progression, and Therapeutic Response
Martelli, Alberto M.; Paganelli, Francesca; Fazio, Antonietta; Bazzichetto, Chiara; Conciatori, Fabiana; McCubrey, James A. (2019-05-06)T-cell acute lymphoblastic leukemia (T-ALL) is an aggressive blood cancer that comprises 10–15% of pediatric and ~25% of adult ALL cases. Although the curative rates have significantly improved over the past 10 years, ... -
Multifaceted roles of GSK-3 and Wnt/β-catenin in hematopoiesis and leukemogenesis: opportunities for therapeutic intervention
McCubrey, James A.; Steelman, L. S.; Bertrand, Fred E.; Davis, Nicole Marie; Abrams, Stephen L.; Montalto, Giuseppe; D'Assoro, Antonino B.; Libra, Massimo; Nicoletti, Ferdinando; Maestro, Roberta; Basecke, Jorg; Cocco, Lucio; Cervello, Melchiorre; Martelli, Alberto M. (2014-01)Glycogen synthase kinase-3 (GSK-3) is well documented to participate in a complex array of critical cellular processes. It was initially identified in rat skeletal muscle as a serine/threonine kinase that phosphorylated ... -
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, Grazia; 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. (2012-09-20)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, ... -
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, ... -
The novel dual PI3K/mTOR inhibitor NVP-BGT226 displays cytotoxic activity in both normoxic and hypoxic hepatocarcinoma cells
Simioni, Carolina; Cani, Alice; Martelli, Alberto M.; Zauli, Giorgio; Alameen, Ayman A.M.; Ultimo, Simona; Tabellini, Giovanna; McCubrey, James A.; Capitani, Silvano; Neri, Luca M. (2015-07)Hepatocellular carcinoma (HCC) is one of the most common lethal human malignancies worldwide and its advanced status is frequently resistant to conventional chemotherapeutic agents and radiation. We evaluated the cytotoxic ... -
Pathobiology and Therapeutic Relevance of GSK-3 in Chronic Hematological Malignancies
McCubrey, James A.; Martelli, Alberto M.; Paganelli, Francesca; Evangelisti, Camilla; Chiarini, Francesca (2022-05-31) -
The phosphatidylinositol 3-kinase/Akt/mTOR signaling network as a therapeutic target in acute myelogenous leukemia patients
Martelli, Alberto M.; Evangelisti, Camilla; Chiarini, Francesca; McCubrey, James A. (2010-06)The phosphatidylinositol 3-kinase (PI3K)/Akt/mammalian target of rapamycin (mTOR) signaling axis plays a central role in cell proliferation, growth, and survival under physiological conditions. However, aberrant PI3K/Akt/mTOR ... -
PI3K isoform inhibition associated with anti Bcr-Abl drugs shows in vitro increased anti-leukemic activity in Philadelphia chromosome-positive B-acute lymphoblastic leukemia cell lines
Ultimo, Simona; Simioni, Carolina; Martelli, Alberto M.; Zauli, Giorgio; Evangelisti, Camilla; Celeghini, Claudio; McCubrey, James A.; Marisi, Giorgia; Ulivi, Paola; Capitani, Silvano; Neri, Luca M. (2017-02-20)B-acute lymphoblastic leukemia (B-ALL) is a malignant disorder characterized by the abnormal proliferation of B-cell progenitors. Philadelphia chromosome-positive (Ph+) B-ALL is a subtype that expresses the Bcr-Abl fusion ... -
PI3K pan-inhibition impairs more efficiently proliferation and survival of T-cell acute lymphoblastic leukemia cell lines when compared to isoform-selective PI3K inhibitors
Lonetti, Annalisa; Cappellini, Alessandra; Spartà, Antonino Maria; Chiarini, Francesca; Buontempo, Francesca; Evangelisti, Camilla; Evangelisti, Cecilia; Orsini, Ester; McCubrey, James A.; Martelli, Alberto M. (2015-04)Class I phosphatidylinositol 3-kinases (PI3Ks) are frequently activated in T-cell acute lymphoblastic leukemia (T-ALL), mainly due to the loss of PTEN function. Therefore, targeting PI3Ks is a promising innovative approach ... -
PKR Regulates B56 alpha-mediated BCL2 Phosphatase Activity in Acute Lymphoblastic Leukemia-derived REH Cells
Ruvolo, Vivian R.; Kurinna, Svitlana M.; Karanjeet, Kul B.; Schuster, Todd F.; Martelli, Alberto M.; McCubrey, James A.; Ruvolo, Peter P. (East Carolina University, 2009-12-19)Protein phosphatase 2A (PP2A) is a heterotrimer comprising catalytic, scaffold, and regulatory (B) subunits. There are at least 21 B subunit family members. Thus PP2A is actually a family of enzymes defined by which B ... -
Proapoptotic Activity and Chemosensitizing Effect of the Novel Akt Inhibitor (2S)-1-(1H-Indol-3-yl)-3-[5-(3-methyl-2H-indazol-5-yl)pyridin-3-yl]oxypropan2-amine (A443654) in T-Cell Acute Lymphoblastic Leukemia
Fala, Federica; Blalock, William L.; Tazzari, Pier Luigi; Cappellini, Alessandra; Chiarini, Francesca; Martinelli, Giovanni; Tafuri, Agostino; McCubrey, James A.; Cocco, Lucio; Martelli, Alberto M. (East Carolina University, 2008-09)Constitutively activated AKT kinase is a common feature of T-cell acute lymphoblastic leukemia (T-ALL). Here, we report that the novel AKT inhibitor (2S)-1-(1H-indol-3-yl)-3-[5-(3-methyl-2Hindazol-5-yl)pyridin-3-yl]oxypr ... -
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 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, Grazia; 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. (2012-10-20)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). Targeting these pathways is often complex and can ... -
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, ... -
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, Ruth C.; 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. (2011-03-11)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 GSK-3 and microRNAs on epithelial mesenchymal transition and cancer stem cells
McCubrey, James A.; Fitzgerald, Timothy L.; Yang, Li V.; Lertpiriyapong, Kvin; Steelman, Linda S.; Abrams, Stephen L.; Montalto, Giuseppe; Cervello, Melchiorre; Neri, Luca M.; Cocco, Lucio; Martelli, Alberto M.; Laidler, Piotr; Dulińska-Litewka, Joanna; Rakus, Dariusz; Gizak, Agnieszka; Nicoletti, Ferdinando; Falzone, Luca; Candido, Saverio; Libra, Massimo (2017-02)Various signaling pathways exert critical roles in the epithelial to mesenchymal transition (EMT) and cancer stem cells (CSCs). The Wnt/beta-catenin, PI3K/PTEN/ Akt/mTORC, Ras/Raf/MEK/ERK, hedgehog (Hh), Notch and TP53 ...