abstract：:We wondered whether there was any association between the extent of increased angiogenesis and IgV(H) gene mutational status, expression of CD38 and ZAP-70 in early B-cell chronic lymphocytic leukemia (CLL) patients. Circulating levels of vascular endothelial growth factor (VEGF) correlated positively with ZAP-70-expr...

journal_title：Leukemia research

authors： Molica S,Cutrona G,Vitelli G,Mirabelli R,Molica M,Digiesi G,Ribatti D,Ferrarini M,Vacca A

更新日期：2007-11-01 00:00:00

abstract：:We report the case of an elderly patient affected by Philadelphia positive Acute Lymphoblastic Leukaemia (Ph(+) ALL) who developed meningeal leukaemia during imatinib monotherapy, despite bone marrow molecular remission. Aggressive central nervous system (CNS)-directed therapy in combination with continued imatinib tr...

journal_title：Leukemia research

authors： Mele G,Pinna S,Melpignano A,Romano A,Brocca MC,Coppi MR,Quarta G

更新日期：2007-10-01 00:00:00

abstract：:Methylenetetrahydrofolate reductase (MTHFR) is an enzyme involved in folate metabolism and DNA methylation. Studies on MTHFR polymorphism in leukemia have largely focused on the protective role of MTHFR polymorphism in acute lymphoblastic leukemia (ALL). We evaluated the C677T and A1298C polymorphisms using the TaqMan...

journal_title：Leukemia research

authors： Moon HW,Kim TY,Oh BR,Min HC,Cho HI,Bang SM,Lee JH,Yoon SS,Lee DS

更新日期：2007-09-01 00:00:00

abstract：:This study investigated radioresistance mechanisms in the doxorubicin-resistant acute myelogenous leukemia (AML)-2/DX100. AML-2/DX100 also showed resistance to radiation. AML-2/DX100 characterized by down-regulated catalase expression was supersensitive to exogenous hydrogen peroxide whereas they increased defense mec...

journal_title：Leukemia research

authors： Choi CH,Xu H,Bark H,Lee TB,Yun J,Kang SI,Oh YK

更新日期：2007-09-01 00:00:00

abstract：:A single somatic mutation, V617F, in the pseudokinase domain of the Jak2 is the primary cause of many chronic myeloproliferative diseases. As valine 617 of Jak2 is conserved as valine 678 of Tyk2, we examined the effect of a homologous mutation in Tyk2 (V678F Tyk2) on cell growth. V678F Tyk2 augmented the transcriptio...

journal_title：Leukemia research

authors： Shide K,Shimoda K,Kamezaki K,Kakumitsu H,Kumano T,Numata A,Ishikawa F,Takenaka K,Yamamoto K,Matsuda T,Harada M

更新日期：2007-08-01 00:00:00

abstract：:Apoptosis resistance is an important mechanisms of drug resistance mediated by bone marrow stromal cells (BMSCs). BMSCs influence tumor cells survival through several mechanisms including direct cell-cell contact and the effects of soluble factors. In this research we investigated the role of X-linked inhibitor of apo...

journal_title：Leukemia research

authors： Wang X,Wang C,Yan SK,Gao YR

更新日期：2007-08-01 00:00:00

abstract：:A novel bone biopsy technique was used to generate a robust stromal cell system to study how stroma modulates CLL B-cell apoptosis and how the leukemic cell-stromal interaction influences secretion of vascular factors. Marrow stromal elements (MSE) rescued CLL B-cells from both spontaneous and drug induced apoptosis, ...

journal_title：Leukemia research

authors： Kay NE,Shanafelt TD,Strege AK,Lee YK,Bone ND,Raza A

更新日期：2007-07-01 00:00:00

abstract：:Although biological and clinical features differ between B-lineage acute lymphoblastic leukemia (ALL) and T-lineage ALL (T-ALL), there have been few reports that focused on the prognosis for T-ALL in adults, primarily due to its rarity. Here, we studied the long-term outcomes and prognostic factors specific for adult ...

journal_title：Leukemia research

authors： Yanada M,Jinnai I,Takeuchi J,Ueda T,Miyawaki S,Tsuzuki M,Hatta Y,Usui N,Wada H,Morii T,Matsuda M,Kiyoi H,Okada M,Honda S,Miyazaki Y,Ohno R,Naoe T

更新日期：2007-07-01 00:00:00

abstract：:Dequalinium (DQA) has been proposed as a selective antitumoral agent due to its preferential accumulation in mitochondria of cancer cells. Our aim was a better understanding of DQA cytotoxicity. DQA-induced NB4 and K562 cell alterations are initiated within the first 30 min of treatment at a high DQA concentration wit...

journal_title：Leukemia research

authors： Sancho P,Galeano E,Nieto E,Delgado MD,García-Pérez AI

更新日期：2007-07-01 00:00:00

abstract：:We analyzed the biological activity of HA14-1, a small organic compound inhibitor of Bcl-2, against established leukaemia cell lines and blasts from acute myeloid leukaemia (AML) patients. HA14-1 had a potent killing activity against the leukaemia cell line that expressed endogenous or ectopic Bcl-2. This activity was...

journal_title：Leukemia research

authors： Oliver L,Mahé B,Gréé R,Vallette FM,Juin P

更新日期：2007-06-01 00:00:00

abstract：BACKGROUND:For most cases of idiopathic acquired sideroblastic anemia (IASA), the molecular pathogenesis is unknown, despite the consistent morphological signature of abundant pathological ringed sideroblasts with their characteristic iron-engorged mitochondria. Moderately elevated free erythrocyte protoporphyrin (FEP)...

journal_title：Leukemia research

authors： Steensma DP,Hecksel KA,Porcher JC,Lasho TL

更新日期：2007-05-01 00:00:00

abstract：:Migration of eosinophil (Eo) into tissues is a hallmark of chronic eosinophilic leukaemia (CEL), but the exact mechanism involved in cell migration is unknown. We report on a patient with CEL who presented high expressions of VLA-4, LFA-1 and Mac-1 integrins on the Eo surface, increased chemotaxis of Eo to eotaxin, de...

journal_title：Leukemia research

authors： Lima CS,Franco-Penteado CF,Canalli AA,Conran N,Lorand-Metze I,Costa FF,Ferreira HH

更新日期：2007-05-01 00:00:00

abstract：:We evaluated the efficacy of FISH to detect chromosome anomalies in the evaluation of young (<60 years) patients with AML. Patients were enrolled in E1900, an ECOG clinical trial for AML. The protocol was designed to collect bone marrow or blood for both cytogenetic and FISH studies at study entry (diagnosis). FISH fo...

journal_title：Leukemia research

authors： Vance GH,Kim H,Hicks GA,Cherry AM,Higgins R,Hulshizer RL,Tallman MS,Fernandez HF,Dewald GW

更新日期：2007-05-01 00:00:00

abstract：:KN-62, an inhibitor of the calmodulin-dependent protein kinases (CaMKs), enhances the terminal differentiation of retinoic acid sensitive human myeloid leukemia cell lines. In an effort to identify additional CaMK inhibitors that exhibit more potent activity in triggering leukemia cell differentiation, we synthesized ...

journal_title：Leukemia research

authors： Schuler AD,Si J,Mueller L,Simon JA,Collins SJ

更新日期：2007-05-01 00:00:00

abstract：:We studied monosomy and deletions of chromosome 7 in 170 patients with myeloid disorders and we identified a minimal region of loss in 7q31.1 spanning between the D7S2554 and D7S2460 markers. The closest gene to our most deleted microsatellite, D7S2554, is the human I-mfa domain containing (HIC) gene, alias MyoD famil...

journal_title：Leukemia research

authors： Cigognini D,Corneo G,Fermo E,Zanella A,Tripputi P

更新日期：2007-04-01 00:00:00

abstract：:Although the earliest sites of hematopoietic cell and endothelial cell differentiation in the yolk sac blood islands were identified about 100 years ago, cells with hemangioblast properties have not yet been identified in vivo. Endothelial cells differentiate from angioblasts in the embryo and from endothelial progeni...

journal_title：Leukemia research

authors： Ribatti D

更新日期：2007-04-01 00:00:00

abstract：:Analgesic use has been implicated in the chemoprevention of a number of solid tumors, but to date no previous research has focused on the role of analgesics in the etiology of multiple myeloma (MM). We conducted a hospital-based case-control study of 117 patients with primary, incident MM and 483 age and residence mat...

journal_title：Leukemia research

authors： Moysich KB,Bonner MR,Beehler GP,Marshall JR,Menezes RJ,Baker JA,Weiss JR,Chanan-Khan A

更新日期：2007-04-01 00:00:00

abstract：:In adult T-cell leukemia/lymphoma (ATL), it is difficult to achieve remission and the reason for the resistance to chemotherapeutic agents may be linked to the presence of multidrug resistance (MDR) proteins. Lung resistance-related protein (LRP), multidrug resistance-associated protein and P-glycoprotein are three MD...

journal_title：Leukemia research

authors： Yasunami T,Wang YH,Tsuji K,Takanashi M,Yamada Y,Motoji T

更新日期：2007-04-01 00:00:00

abstract：:Differentiation between reactive bone marrow suppression due to viral infection and early stages of leukemia can be difficult particularly in young infants. We report on a 2-month-old girl presenting with pancytopenia and positive markers for congenital cytomegalovirus (CMV) infection. Definitive diagnosis of coexisti...

journal_title：Leukemia research

authors： Metzler M,Bruch J,Stachel D,Langer T,Borkhardt A,Harbott J,Rascher W,Holter W

更新日期：2007-04-01 00:00:00

abstract：:We describe a 79-year-old man who had massive pleural effusion and a proliferation of prolymphocytic leukemia cells in the peripheral blood, bone marrow, and pleural effusion fluid. Immunophenotyping of leukemia cells revealed either CD3+CD4+CD8-CD25+ or CD3+CD4+CD8+CD25+. The antibody against human T-cell lymphotropi...

journal_title：Leukemia research

authors： Ogasawara T,Narita C,Kawauchi K

更新日期：2007-03-01 00:00:00

abstract：:Plasma levels of beta-2 microglobulin (beta2M), a subunit of the human leukocyte antigen-class I (HLA-I) molecule, correlate negatively with outcome in non-Hodgkin's lymphoma (NHL) and Hodgkin's disease (HD). We examined the clinical relevance of soluble HLA-I (sHLA-I) levels in NHL and HD. Sera from consecutive NHL (...

journal_title：Leukemia research

authors： Albitar M,Vose JM,Johnson MM,Do KA,Day A,Jilani I,Kantarjian H,Keating M,O'Brien SM,Verstovsek S,Armitage JO,Giles FJ

更新日期：2007-02-01 00:00:00

abstract：:This study determined IgV(H) gene usage in 228 chronic lymphocytic leukaemia patients to investigate associations between gene usage and other biological or clinical characteristics. V(H)3-48 [N=8] and V(H)3-53 [N=4] gene rearrangements showed biased lambda light chain restriction and were predominantly found in femal...

journal_title：Leukemia research

authors： Matthews C,Catherwood MA,Morris TC,Alexander HD

更新日期：2007-02-01 00:00:00

abstract：:Acute promyelocytic leukemia (APL) is characterized by a reciprocal translocation, t(15;17) (q22;q12), resulting in fusion of the genes promyelocytic leukemia (PML) and retinoic acid receptor alpha (RARA). With conventional cytogenetic methods, these translocations are detected in about 70-90% of patients, with most o...

journal_title：Leukemia research

authors： Han JY,Kim KE,Kim KH,Park JI,Kim JS

更新日期：2007-02-01 00:00:00

abstract：:Activating mutations of Fms-like tyrosine kinase 3 (Flt3) are the most common genetic abnormalities found in acute myeloid leukemia (AML) and represent potential therapeutic targets. The novel Flt3 inhibitor KRN383 inhibited the autophosphorylation of Flt3 bearing internal tandem duplications (ITDs) and the Asp835Tyr ...

journal_title：Leukemia research

authors： Nishiyama U,Yoshino T,Ozai M,Yoshioka R,Fujisawa M,Ogasawara Y,Kitahori M,Yoshioka E,Kubo K,Komeno Y,Kurokawa M,Ogawa S,Chiba S,Osawa T,Kuwaki T,Hirai H,Miwa A

更新日期：2006-12-01 00:00:00

abstract：:Chromosomal changes are necessary in determining the classification, prognosis and using the appropriate therapeutic regimen in acute leukemia. Isochromosomes are uncommon chromosome aberations in childhood acute lymphoblastic leukemia (ALL) and the effect of i(9q) is not well established. We present an 8-year-old mal...

journal_title：Leukemia research

authors： Cogulu O,Karapinar DY,Karaca E,Aydinok Y,Ozkinay F

更新日期：2006-11-01 00:00:00

abstract：:We report the establishment and characterization, including HLA-typing, immunophenotypic and molecular cytogenetic analysis, of a novel EBV-negative cell line (BLUE-1) derived from adult relapsed sporadic Burkitt lymphoma. BLUE-1 carries the pathognomonic t(8;14)(q24;q32) effecting MYC/IgHJ fusion and a novel t(6;20)(...

journal_title：Leukemia research

authors： Burmeister T,Macleod RA,Reinhardt R,Mansmann V,Loddenkemper C,Marinets O,Drexler HG,Thiel E,Blau IW

更新日期：2006-11-01 00:00:00

abstract：BACKGROUND:Monocyte chemoattractant protein-1 (MCP-1) is a member of the CC chemokines. MCP-1 has been previously shown to have a major role in the migration of monocytes towards human leukemic cells, yet it cannot increase cytotoxic effects of monocytes on human leukemic cells. AIM:To determine levels of MCP-1 in the...

journal_title：Leukemia research

authors： Eisenkraft A,Keidan I,Bielorai B,Keller N,Toren A,Paret G

更新日期：2006-10-01 00:00:00

abstract：:Expression of p14(ARF) and p16(INK4a) tumor suppressor genes was investigated in 109 patients with chronic myeloid leukemia (CML). The p14(ARF) and p16(INK4a) mRNA levels were significantly low in patients in chronic phase (CP) at presentation and high in patients treated with interferon-alpha (IFN-alpha), especially ...

journal_title：Leukemia research

authors： Cividin M,Ayrault O,Sorel N,Séité P,Brizard F,Blanchet O,Mahon FX,Guilhot F,Larsen C,Chomel JC,Brizard A

更新日期：2006-10-01 00:00:00

abstract：:Thrombohaemorrhagic complications are major clinical problems in the classical chronic Ph-negative myeloproliferative disorders (CMPDs), polycytaemia vera (PV), essential thrombocythaemia (ET) and idiopathic myelofibrosis (IMF), contributing significantly to morbidity and mortality. Pathophysiologically these disorder...

journal_title：Leukemia research

authors： Hasselbalch HC,Riley CH

更新日期：2006-10-01 00:00:00

abstract：:Predisposition to lymphomagenesis is a well-known phenomenon of ataxia-telangiectasia, a recessive disorder caused by germline inactivation of ATM. ATM encodes a protein implicated in the repair of radiation induced double-strand breaks. Biallelic ATM inactivation was described also in sporadic lymphoid malignancies, ...

journal_title：Leukemia research

authors： Briani C,Schlotter M,Lichter P,Kalla C

更新日期：2006-09-01 00:00:00

abstract：:To clarify whether expression of the programmed cell death 5 (PDCD5) gene in leukemic cells is abnormal, real-time quantitative reverse transcription polymerase chain reaction (RQ-RT-PCR) was used to examine its expression in marrow cells from leukemia patients. We found lower PDCD5 in both AML and CML marrow cells th...

journal_title：Leukemia research

authors： Ruan GR,Qin YZ,Chen SS,Li JL,Ma X,Chang Y,Wang YZ,Fu JY,Liu YR

更新日期：2006-09-01 00:00:00

abstract：:We report a novel chromosomal translocation in AML, t(X;21)(q25-26;q22), resulting in a fusion transcript between two ETS domain family members, ELF4 (at Xq25) and ERG (at 21q22). ERG has been associated previously with other fusion partners, specifically FUS and EWSR1, and implicated in both AML and Ewing's sarcoma. ...

journal_title：Leukemia research

authors： Moore SD,Offor O,Ferry JA,Amrein PC,Morton CC,Dal Cin P

更新日期：2006-08-01 00:00:00

abstract：:Aven expression has recently been identified as an anti-apoptotic protein. In this study, Aven expression in 91 children with acute lymphoblastic leukemia (ALL) was investigated for possible correlation with clinical features at diagnosis and treatment outcome. Aven expression was found to be higher in patients >or=10...

journal_title：Leukemia research

authors： Choi J,Hwang YK,Sung KW,Kim DH,Yoo KH,Jung HL,Koo HH

更新日期：2006-08-01 00:00:00

abstract：:Granulocytic sarcoma (GS) is a rare extra-medullary tumor and usually involves the skin, soft tissue, and lymph nodes. GS is found in 8% of acute myeloid leukemia (AML) patients, especially patients with t(8;21)AML. It has been suggested that GS is a poor prognostic factor in t(8;21)AML. Compared to t(8;21)AML, GS is ...

journal_title：Leukemia research

authors： Fujieda A,Nishii K,Tamaru T,Otsuki S,Kobayashi K,Monma F,Ohishi K,Nakase K,Katayama N,Shiku H

更新日期：2006-08-01 00:00:00

abstract：:A rare case of a 46-year-old man who underwent myelodysplastic syndrome, acute monocytic leukemia with FLT3-ITD mutation and splenic disruption following orthotopic liver transplantation is reported. The study of this case may be helpful to understand both the pathogenesis of acute leukemia and new complication of liv...

journal_title：Leukemia research

authors： Zhang GS,Dai CW,Peng HL,Xu YX,Pei MF

更新日期：2006-07-01 00:00:00

abstract：:Oblimersen selectively targets Bcl-2 mRNA and has been shown to enhance the apoptotic activity of various antileukemic agents, including gemtuzumab ozogamicin (GO), in preclinical studies. We evaluated the efficacy and safety of oblimersen combined with GO in patients > or =60 years of age in first relapse with CD33+ ...

journal_title：Leukemia research

authors： Moore J,Seiter K,Kolitz J,Stock W,Giles F,Kalaycio M,Zenk D,Marcucci G

更新日期：2006-07-01 00:00:00

abstract：:Testis-specific gene antigen (TSGA10) is expressed in fetus, testis and frequently in human solid cancers and acute leukemias, making it a candidate for immunotherapy and for detection of minimal residual disease (MRD). This gene is considered as a member of cancer-testis (CT) genes. We previously demonstrated TSGA10 ...

journal_title：Leukemia research

authors： Mobasheri MB,Modarressi MH,Shabani M,Asgarian H,Sharifian RA,Vossough P,Shokri F

更新日期：2006-07-01 00:00:00

abstract：:Promoter hypermethylation occurs early in leukemogenesis and seems to be associated with poor prognosis in acute lymphoblastic leukemia (ALL). The methylation status of the promoter region of six genes was analyzed in 71 children with ALL using methylation specific PCR (MSP). Calcitonin (CALCA) and E-cadherin (CDH1) w...

journal_title：Leukemia research

authors： Paixão VA,Vidal DO,Caballero OL,Vettore AL,Tone LG,Ribeiro KB,Lopes LF

更新日期：2006-07-01 00:00:00

abstract：:AG-013736 is an oral anti-angiogenesis agent with activity against a variety of receptor tyrosine kinases, including VEGFR-1, VEGFR-2, VEGFR-3, c-kit, and PDGFR-beta. A phase 2 study was conducted in patients with poor prognosis AML or MDS. Twelve patients (six AML; six MDS) were treated with AG-013736 at a dose of 10...

journal_title：Leukemia research

authors： Giles FJ,Bellamy WT,Estrov Z,O'Brien SM,Verstovsek S,Ravandi F,Beran M,Bycott P,Pithavala Y,Steinfeldt H,Reich SD,List AF,Yee KW

更新日期：2006-07-01 00:00:00

abstract：:Leukemic bcr-abl positive dendritic cells (DCs) are likely to be present in vivo in chronic myelogenous leukemia (CML) patients, but no data are available on their functional qualities. We analyzed the circulating BDCA-1+ myeloid DC compartment in 15 chronic phase CML patients. Phenotypic features of CML DCs were comp...

journal_title：Leukemia research

authors： Orsini E,Calabrese E,Maggio R,Pasquale A,Nanni M,Trasarti S,Tafuri A,Guarini A,Foa R

更新日期：2006-07-01 00:00:00