Two cases showing clonal progression with full evolution from aplastic anemia-paroxysmal nocturnal hemoglobinuria syndrome to myelodysplastic syndromes and leukemia.

abstract：:Recent studies have shown that tumors of relapsed acute myeloid leukemia (AML) present additional genetic mutations compared to the primary tumors. The base excision repair (BER) pathway corrects oxidatively damaged mutagenic bases and plays an important role in maintaining genetic stability. The purpose of the presen...

journal_title：International journal of hematology

authors： Gotoh N,Saitoh T,Takahashi N,Kasamatsu T,Minato Y,Lobna A,Oda T,Hoshino T,Sakura T,Shimizu H,Takizawa M,Handa H,Yokohama A,Tsukamoto N,Murakami H

更新日期：2018-09-01 00:00:00

abstract：:A 17-year-old man with severe hemophilia A (factor VIII <1%) developed intermittent left upper quadrant pain. He had a high titer of factor VIII inhibitor (1024 Bethesda units/mL) and was diagnosed with intramural hematoma of the jejunum. He was managed conservatively with activated prothrombin complex concentrate (AP...

journal_title：International journal of hematology

authors： Katsumi A,Matsushita T,Hirashima K,Iwasaki T,Adachi T,Yamamoto K,Kojima T,Takamatsu J,Saito H,Naoe T

更新日期：2006-08-01 00:00:00

abstract：:Bortezomib and melphalan have synergistic effects against multiple myeloma (MM) cells. We conducted a pilot study on the combination of bortezomib and high-dose melphalan (Bor-HDM) as a conditioning regimen followed by autologous stem cell transplant (ASCT) in 17 Japanese patients with newly diagnosed MM, in compariso...

journal_title：International journal of hematology

authors： Miyamoto T,Yoshimoto G,Kamimura T,Muta T,Takashima S,Ito Y,Shiratsuchi M,Choi I,Kato K,Takenaka K,Iwasaki H,Takamatsu Y,Teshima T,Akashi K

更新日期：2013-09-01 00:00:00

abstract：:Hodgkin lymphoma (HL) is a rare subtype of malignant lymphoma in Japan, and there are few reports of HL in Japan in recent years. We retrospectively analyzed the clinical features of 139 patients with HL who were diagnosed and treated at our institution between 1997 and 2011. The median age at diagnosis was 34 years w...

journal_title：International journal of hematology

authors： Makita S,Maruyama D,Maeshima AM,Taniguchi H,Miyamoto K,Kitahara H,Fukuhara S,Munakata W,Kobayashi Y,Itami J,Tobinai K

更新日期：2016-08-01 00:00:00

abstract：:Intrathecal administration of methotrexate (IT-MTX) can lead to neurotoxicity. MTX-induced neurotoxicity occasionally manifests with a stroke-like presentation that is difficult to distinguish from genuine stroke. We retrospectively reviewed records of nine patients with leukemia or lymphoma and episodes of stroke-lik...

journal_title：International journal of hematology

authors： Watanabe K,Arakawa Y,Oguma E,Uehara T,Yanagi M,Oyama C,Ikeda Y,Sasaki K,Isobe K,Mori M,Hanada R,Koh K

更新日期：2018-12-01 00:00:00

abstract：:There has been important progress in the treatment of Acute Myeloid Leukaemia (AML) in patients under 60 years. A remission rate of 80% can be achieved by several schedules, and 40-45% of patients diagnosed will survive. It may still be possible to improve remission induction treatment eg by intensifying the Ara-C dos...

journal_title：International journal of hematology

authors： Newland A

更新日期：2002-08-01 00:00:00

abstract：:We retrospectively reviewed clinical and hematologic features of nine patients with acquired idiopathic sideroblastic anemia (AISA). Seven of them had ringed sideroblasts (RS) more than 15% of marrow nucleated cells. RS persisted in the marrow even in the remaining two patients who had a relatively low marrow erythrob...

journal_title：International journal of hematology

authors： Yoshida Y,Oguma S,Tohyama K,Uchino H,Ito M,Takeda Y,Yoshinaga N,Tashima M,Sawada H,Okuma M

更新日期：1998-02-01 00:00:00

abstract：:Immune reconstitution affects clinical outcomes after allogeneic hematopoietic stem cell transplantation (HSCT), and it has been suggested that lymphocyte recovery affects survival after HSCT. However, few studies have examined lymphocyte recovery in Asian patients who received mycophenolate mofetil (MMF) prophylaxis ...

journal_title：International journal of hematology

authors： Kurata K,Yakushijin K,Mizuno I,Gomyo H,Okamura A,Ichikawa H,Sakai R,Mizutani Y,Kakiuchi S,Miyata Y,Kitao A,Sanada Y,Inui Y,Uryu K,Kawamoto S,Sugimoto T,Yamamoto K,Ito M,Matsuoka H,Murayama T,Minami H

更新日期：2018-07-01 00:00:00

abstract：:Imatinib mesylate and rituximab are molecularly targeted drugs against the BCR-ABL fusion protein and the CD20 antigen, respectively. Although these drugs have excellent anticancer effects, a major concern is drug resistance. We have investigated the case of a patient with Philadelphia chromosome-positive and CD20+ ac...

journal_title：International journal of hematology

authors： Hato T,Yamanouchi J,Tamura T,Hojo N,Niiya Y,Kohno M,Bando S,Yakushijin Y,Takada K,Sakai I,Yasukawa M,Fujita S

更新日期：2004-07-01 00:00:00

abstract：:Spontaneous improvement (SI) occurs more frequently in children with chronic immune thrombocytopenia (cITP) than in adults. It is generally accepted that, with the exception of splenectomy, conventional medical approaches for cITP do not change the natural course of the disease. Previous studies on pediatric cITP have...

journal_title：International journal of hematology

authors： Kato M,Koh K,Kikuchi A,Hanada R

更新日期：2012-12-01 00:00:00

abstract：:In the original publication of this article, Tables 2, 3 and 4 were published incorrectly. The corrected tables 2, 3 and 4 are given in the following pages. ...

journal_title：International journal of hematology

authors： Ueda Y,Obara N,Yonemura Y,Noji H,Masuko M,Seki Y,Wada K,Matsuda T,Akiyama H,Ikezoe T,Chiba S,Kanda Y,Kawaguchi T,Shichishima T,Nakakuma H,Okamoto S,Nishimura JI,Kanakura Y,Ninomiya H

更新日期：2018-08-01 00:00:00

abstract：:The NOTCH and nuclear factor kappa B (NF-κB) pathways are both constitutively activated in Chronic Lymphocytic Leukemia (CLL). We first described the NOTCH1 PEST domain mutation in a CLL subgroup, but the activation of the NOTCH pathway in NOTCH1-unmutated cases remains unexplained. Here, we investigated whether genet...

journal_title：International journal of hematology

authors： Baldoni S,Sportoletti P,Del Papa B,Aureli P,Dorillo E,Rosati E,Ciurnelli R,Marconi P,Falzetti F,Di Ianni M

更新日期：2013-08-01 00:00:00

abstract：:A 74-year-old female with seropositive rheumatoid arthritis developed severe bone marrow failure after the treatment with very low-dose methotrexate (5 mg/week for 3 weeks). Hematological data showed severe pancytopenia with 0% neutrophils and bone marrow disclosed thoroughly hypocellular marrow. Shortly after the tre...

journal_title：International journal of hematology

authors： Kondo H,Date Y

更新日期：1997-02-01 00:00:00

abstract：:The present study was performed to examine whether the expression of CD64 Fc gamma receptor type I (FcgammaRI) on both neutrophils and monocytes can be modulated by multiple daily administrations of granulocyte colony-stimulating factor (G-CSF) to patients with non-Hodgkin's lymphoma in neutropenia caused by CHOP (cyc...

journal_title：International journal of hematology

authors： Kakinoki Y,Kubota H,Yamamoto Y

更新日期：2004-01-01 00:00:00

abstract：:Human granulocyte colony-stimulating factor (G-CSF) receptor cDNA was introduced into the erythroleukemic cell line K562, which normally does not express the receptor, using lipofection transfection of a G-CSF receptor expression plasmid vector. Transfected cells expressed the receptor with a dissociation constant of ...

journal_title：International journal of hematology

authors： el-Sonbaty SS,Watanabe M,Hochito K,Yamaguchi K,Matsuda I,Tsuchiya H

更新日期：1995-02-01 00:00:00

abstract：:In an attempt to assess the effects and toxicity of brief induction chemotherapy plus involved-field irradiation for localized intermediate- and high-grade non-Hodgkin's lymphoma, we conducted a single-arm prospective trial between May 1987 and July 1991. Patients received four cycles of a five-drug chemotherapy regim...

journal_title：International journal of hematology

authors： Ohnoshi T,Hayashi K,Mizuta J,Tagawa S,Matsutomo S,Saito S,Kawashima K,Akagi T,Kimura I

更新日期：1993-01-01 00:00:00

abstract：:McKee and Schover have suggested that sexuality is an aspect of intimacy that is frequently compromised by cancer and its treatments. Cancer, both in terms of diagnosis and treatments, may have a dramatic impact on both intimacy and sexuality. There is a body of published research addressing sexual concerns among pati...

journal_title：International journal of hematology

authors： Liptrott SJ,Shash E,Martinelli G

更新日期：2011-12-01 00:00:00

abstract：:GATA transcription factors have been shown to play important roles in hematopoiesis. GATA-2 is expressed in stem and progenitor cells, and has been speculated to control the proliferation and maintain the immaturity of these cells. To examine whether the function of GATA-2 is changeable according to the differentiatio...

journal_title：International journal of hematology

authors： Harigae H,Okitsu Y,Yokoyama H,Fujiwara T,Inomata M,Takahashi S,Minegishi N,Kaku M,Sasaki T

更新日期：2006-07-01 00:00:00

abstract：:Nuclear factor-kappa B (NF-κB) is a multipotent transcription factor that plays a pivotal role in immune reactions, inflammation, and possibly hematopoiesis as well. Mobilization of neutrophilic granulocytes during inflammation is a highly regulated process, but one that is incompletely understood. We studied the in v...

journal_title：International journal of hematology

authors： Knudsen E,Carlsen H,Bøyum A,Benestad HB,Iversen PO

更新日期：2014-08-01 00:00:00

abstract：:CD4+CD25+Foxp3+ Treg is a functionally distinct subset of mature T cells with broad suppressive activity and has been shown to play an important role in the establishment of immune tolerance after HSCT. Altered cytokine environment in post-HSCT lymphopenia with a relative functional deficiency of IL-2 could hamper the...

journal_title：International journal of hematology

authors： Matsuoka KI

更新日期：2018-02-01 00:00:00

abstract：:Dasatinib induces lymphocytosis of large granular lymphocytes (LGLs) in a proportion of patients with chronic myelogenous leukemia (CML), and is associated with better clinical outcomes. LGLs consist of cytotoxic T lymphocytes and natural killer cells; however, the context and phenotypic/functional features of each ty...

journal_title：International journal of hematology

authors： Watanabe N,Takaku T,Takeda K,Shirane S,Toyota T,Koike M,Noguchi M,Hirano T,Fujiwara H,Komatsu N

更新日期：2018-12-01 00:00:00

abstract：:We previously reported that the use of polymerase chain reaction (PCR) in detecting cytomegalovirus (CMV) DNA in serum (sPCR) enables the detection of CMV viremia, which has not been possible with other methods. In this study, the clinical usefulness of sPCR was investigated by comparison with the results of three oth...

journal_title：International journal of hematology

authors： Matsunaga T,Sakamaki S,Ishigaki S,Kohda K,Takeda M,Katoh J,Kuroda H,Hirayama Y,Kusakabe T,Akiyama T,Kuga T,Niitsu Y,Masaoka T,Sagawa T,Matsumoto Y

更新日期：1999-02-01 00:00:00

abstract：:Dyskeratosis congenita (DC) is an inherited disease associated with nail dystrophy, abnormal skin pigmentation, oral leukoplakia, bone marrow failure and a predisposition to cancer. DC is a disease of defective telomere maintenance and patients with DC have very short telomeres. To date, mutations in six genes of telo...

journal_title：International journal of hematology

authors： Nishio N,Kojima S

更新日期：2010-10-01 00:00:00

abstract：:Graft-versus-host disease (GVHD) and graft-versus leukemia (GVL) effects are closely related to each other after allogeneic stem cell transplantation. This association exists because of the extensive and complicated interaction between cellular donor components and recipient components concomitant with cytokine storms...

journal_title：International journal of hematology

authors： Fujii S

更新日期：2005-01-01 00:00:00

abstract：:Transfusion is believed to be the main cause of iron overload in Japan. A nationwide survey on post-transfusional iron overload subsequently led to the establishment of guidelines for iron chelation therapy in this country. To date, however, detailed clinical information on the entire iron overload population in Japan...

journal_title：International journal of hematology

authors： Ikuta K,Hatayama M,Addo L,Toki Y,Sasaki K,Tatsumi Y,Hattori A,Kato A,Kato K,Hayashi H,Suzuki T,Kobune M,Tsutsui M,Gotoh A,Aota Y,Matsuura M,Hamada Y,Tokuda T,Komatsu N,Kohgo Y

更新日期：2017-03-01 00:00:00

abstract：:Immune thrombocytopenia (ITP) is an autoimmune disorder described as autoantibody-mediated platelet deterioration. Platelets with affiliated IgG are targeted for exploitation by Fc receptor-mediated phagocytic cellular material within the reticuloendothelial system. The objective of this research is to investigate the...

journal_title：International journal of hematology

authors： Wu Z,Zhou J,Prsoon P,Wei X,Liu X,Peng B

更新日期：2012-11-01 00:00:00

abstract：:We report a case of HIV-negative Burkitt lymphoma (BL) that relapsed 9 years after complete remission. We performed a polymerase chain reaction analysis of three regions of the VDJ junction of the immunoglobulin heavy chain (IGH) gene and compared the clonality of the first and second BL lesions, which were found to b...

journal_title：International journal of hematology

authors： Kojima M,Nakamura N,Yabe M,Tokunaka M,Kikuti YY,Kikuchi T,Murayama H,Moriuchi M,Tsuboi K,Ogawa Y,Ando K

更新日期：2015-05-01 00:00:00

abstract：:Thrombomodulin (TM) is an endothelial cell membrane glycoprotein which modulates coagulation via the formation of thrombin-TM complexes. We investigated the human megakaryoblastic cell line (UT-7) for the presence of functional TM on the cell surface and in cell lysates using a specific enzyme-linked immunosorbent ass...

journal_title：International journal of hematology

authors： Ohashi K,Hirokawa K,Komatsu N,Aoki N

更新日期：1991-08-01 00:00:00

abstract：:Type-1 cryoglobulinemic vasculitis (CV) and mixed CV differ in their pathophysiology, clinical expression and treatment response. We report one patient with type-1 cryoglobulinemic vasculitis and skin ulcers that had remained active despite treatment with a variety of immunomodulating drugs including rituximab. The pa...

journal_title：International journal of hematology

authors： Besada E,Vik A,Koldingsnes W,Nossent JC

更新日期：2013-06-01 00:00:00

abstract：:Human cytomegalovirus (HCMV) infection is usually implicated in thrombocytopenia occurring in newborns and immunocompromised patients. However, the underlying mechanisms remain elusive. This study was conducted to investigate the effects of HCMV infection on the viability of megakaryocytic CHRF-288-11 cells and the un...

journal_title：International journal of hematology

authors： Dou J,Li X,Cai Y,Chen H,Zhu S,Wang Q,Zou X,Mei Y,Yang Q,Li W,Han Y

更新日期：2010-05-01 00:00:00