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Peripheral blood stem cells

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https://www.readbyqxmd.com/read/29052026/high-dose-chemotherapy-and-autologous-peripheral-blood-stem-cell-transplantation-with-bcvac-regimen-followed-by-maintenance-chemotherapy-for-children-with-very-high-risk-acute-lymphoblastic-leukemia
#1
Che Ry Hong, Hyoung Jin Kang, Kyung Duk Park, Hee Young Shin, Hyo Seop Ahn
Allogeneic hematopoietic stem cell transplantation (HSCT) is the recommended treatment for children with very high risk acute lymphoblastic leukemia (ALL), but it requires adequate institutional infrastructure, experience, and expertise, especially for alternative donor HSCT. We review our experience with high-dose chemotherapy (HDCT) and autologous peripheral blood stem cell transplantation (APBSCT), followed by post-APBSCT maintenance chemotherapy for children with very high risk ALL. Between August 1997 and November 2012, our institute was not successful with HLA-haploidentical HSCT...
October 20, 2017: International Journal of Hematology
https://www.readbyqxmd.com/read/29049039/serum-cyclosporine-levels-the-influence-of-the-time-interval-between-interrupting-the-infusion-and-obtaining-the-samples-a-randomized-clinical-trial
#2
Livia Maria Garbin, Belinda Pinto Simões, Ana Carolina de Jesus Vieira Curcioli, Emilia Campos de Carvalho
BACKGROUND: There are controversies regarding the best way to collect blood samples for cyclosporine A (CsA) serum levels when this immunosuppressant is administered continuously through a silicone central venous catheter (CVC) to hematopoietic stem cell transplant recipients. OBJECTIVE: The aim of this study was to verify the effect of the time elapsed between the interruption of a continuous intravenous CsA infusion and the collection of blood samples on CsA serum levels...
October 18, 2017: Cancer Nursing
https://www.readbyqxmd.com/read/29047161/donor-lymphocyte-infusion-and-methotrexate-for-immune-recovery-after-t-cell-depleted-haploidentical-transplantation
#3
Andrew L Gilman, Wing Leung, Morton J Cowan, Mark Cannon, Stacy Epstein, Carrie Barnhart, Krishna Shah, Michelle Hyland, Tracy Fukes, Anastasia Ivanova
CD34+ cell selection minimizes graft-versus-host disease (GVHD) after haploidentical donor stem cell transplant but is associated with slow immune recovery and infections. We report a Phase I/II study of prophylactic donor lymphocyte infusion (DLI) followed by methotrexate (MTX) GVHD prophylaxis after CD34-selected haploidentical donor transplant. A prophylactic DLI was given between day +30 and +42. Rituximab was given with DLI for the last 10 patients. The goal of the study was to determine a DLI dose that would result in a CD4+ cell count > 100/µL at Day +120 in ≥ 66% of patients with ≤ 33% grade II-III, ≤ 17% grade III, and no grade IV acute GVHD by Day +180...
October 19, 2017: American Journal of Hematology
https://www.readbyqxmd.com/read/29043875/consolidation-therapy-with-decitabine-and-intermediate-dose-cytarabine-followed-by-hla-mismatched-peripheral-blood-stem-cells-infusion-for-older-patients-with-acute-myeloid-leukemia-in-first-remission
#4
Wei-Yang Li, Ying Wang, Su-Ning Chen, Hui-Ying Qiu, Zheng-Zheng Fu, De-Pei Wu, Ai-Ning Sun
This retrospective study tested the feasibility of decitabine (DAC) plus intermediate-dose cytarabine (ID-AraC) followed by HLA-mismatched granulocyte colony-stimulating factor (G-CSF)-mobilized peripheral donor blood stem cells (GPBSCs) infusion as consolidation treatment for older patients with acute myeloid leukemia (AML) in first complete remission (CR). A total of 23 patients received this regimen for 3 cycles (D-GPBSCs group), and the outcome was compared with that of 19 patients treated with repeated cycles of ID-AraC chemotherapy (chemo group)...
October 18, 2017: Leukemia & Lymphoma
https://www.readbyqxmd.com/read/29042320/bone-targeting-nanoparticle-to-co-deliver-decitabine-and-arsenic-trioxide-for-effective-therapy-of-myelodysplastic-syndrome-with-low-systemic-toxicity
#5
Xiaoyan Wu, Zhenhua Hu, Sara Nizzero, Guodong Zhang, R Maricela Ramirez, Ce Shi, Jin Zhou, Mauro Ferrari, Haifa Shen
Myelodysplastic syndromes (MDS) are a diverse group of bone marrow disorders and clonal hematopoietic stem cell disorders characterized by abnormal blood cells, or reduced peripheral blood cell count. Recent clinical studies on combination therapy of decitabine (DAC) and arsenic trioxide (ATO) have demonstrated synergy on MDS treatment, but the treatment can cause significant side effects to patients. In addition, both drugs have to be administered on a daily basis due to their short half-lives. In addressing key issues of reducing toxic side effects and improving pharmacokinetic profiles of the therapeutic agents, we have developed a new formulation by co-packaging DAC and ATO into alendronate-conjugated bone-targeting nanoparticles (BTNPs)...
October 14, 2017: Journal of Controlled Release: Official Journal of the Controlled Release Society
https://www.readbyqxmd.com/read/29041955/pluripotent-nontumorigenic-multilineage-differentiating-stress-enduring-cells-muse-cells-a-seven-year-retrospective
#6
REVIEW
Samantha C Fisch, María L Gimeno, Julia D Phan, Ariel A Simerman, Daniel A Dumesic, Marcelo J Perone, Gregorio D Chazenbalk
Multilineage differentiating stress enduring (Muse) cells, discovered in the spring of 2010 at Tohoku University in Sendai, Japan, were quickly recognized by scientists as a possible source of pluripotent cells naturally present within mesenchymal tissues. Muse cells normally exist in a quiescent state, singularly activated by severe cellular stress in vitro and in vivo. Muse cells have the capacity for self-renewal while maintaining pluripotent cell characteristics indicated by the expression of pluripotent stem cell markers...
October 18, 2017: Stem Cell Research & Therapy
https://www.readbyqxmd.com/read/29040913/generation-of-human-erythroblast-derived-ipsc-line-using-episomal-reprogramming-system
#7
Eszter Varga, Marten Hansen, Tatjana Wüst, Marieke von Lindern, Emile van den Akker
Peripheral blood mononuclear cells were isolated and cultured to a pure pro-EBL population and reprogrammed using episomal plasmids. The pluripotency of transgene-free induced pluripotent stem cell (iPSC) line was verified by the expression of pluripotency-associated markers and by in vitro spontaneous differentiation towards the 3 germ layers. The iPSC line showed normal karyotype. Peripheral blood is a non-invasive easy accessible cell source and combined with EBL outgrowth in vitro, a routine process obtaining sufficient amount of homogenous cells can be obtained within a week...
October 12, 2017: Stem Cell Research
https://www.readbyqxmd.com/read/29036595/persistent-in-vivo-cytogenetic-effects-of-radioiodine-therapy-a-21-year-follow-up-study-using-multicolor-fish
#8
Gordon K Livingston, Maria Escalona, Alvis Foster, Adayabalam S Balajee
Our previous studies demonstrated the cytogenetic effects in the peripheral blood lymphocytes of a 34-year-old male patient who received ablative radioactive 131iodine therapy (RIT) on two different occasions in 1992 and 1994. Assessment of RIT-induced chromosomal damage by the cytokinesis-blocked micronucleus assay (CBMN) showed the persistence of elevated micronucleus frequency in this patient for more than two decades since the first RIT. Subsequent cytogenetic analysis performed in 2012 revealed both stable and unstable aberrations, whose frequencies were higher than the baseline reported in the literature...
September 21, 2017: Journal of Radiation Research
https://www.readbyqxmd.com/read/29035394/infusion-of-autograft-natural-killer-cell-cd14-hla-dr-dim-cell-ratio-predicts-survival-in-lymphoma-post-autologous-stem-cell-transplantation
#9
A Kansagra, D J Inwards, S M Ansell, I N Micallef, P B Johnston, W J Hogan, S N Markovic, L F Porrata
The infusion of autograft absolute lymphocyte count (A-ALC) and autograft natural killer cells (A-NKC) are prognostic factors for overall survival (OS) and PFS in non-Hodgkin's lymphoma (NHL) patients undergoing autologous peripheral blood hematopoietic stem cell transplantation (APBHSCT). The human monocytic CD14(+)HLA-DR(DIM) cells are associated with worse prognosis in NHL. Thus, we investigated whether the autograft A-NKC/A-CD14(+)HLA-DR(DIM) ratio predicts survival in NHL. In a total of 111 NHL patients, we analyzed apheresis collection samples for the content of A-NKC and A-CD14(+)HLA-DR(DIM)...
October 16, 2017: Bone Marrow Transplantation
https://www.readbyqxmd.com/read/29035393/donor-lymphocyte-infusion-following-haploidentical-hematopoietic-cell-transplantation-with-peripheral-blood-stem-cell-grafts-and-ptcy
#10
S R Goldsmith, M Slade, J F DiPersio, P Westervelt, M A Schroeder, F Gao, R Romee
Donor-lymphocyte infusion (DLI) for relapse following haploidentical hematopoietic cell transplantation (haploHCT) with post-transplant cyclophosphamide (PTCy) has been described in recipients of bone marrow grafts, but not recipients of G-CSF mobilized peripheral blood (PB) grafts. We retrospectively identified patients who underwent DLI following PB-haploHCT with PTCy for relapse, or loss of chimerism (LOC). Twelve patients (57%) received DLI for hematologic relapse/persistent disease, seven (33%) for extramedullary relapse and two (10%) for LOC...
October 16, 2017: Bone Marrow Transplantation
https://www.readbyqxmd.com/read/29034893/establishment-of-dyt5-patient-specific-induced-pluripotent-stem-cells-with-a-gch1-mutation
#11
Nagahisa Murakami, Taizo Ishikawa, Takayuki Kondo, Keiko Imamura, Kayoko Tsukita, Takako Enami, Misato Funayama, Ran Shibukawa, Shinichi Matsumoto, Yuishin Izumi, Etsuro Ohta, Fumiya Obata, Ryuji Kaji, Haruhisa Inoue
Peripheral blood mononuclear cells (PBMCs) were collected from a clinically diagnosed 20-year-old dystonia patient with a GCH1 mutation (DYT5). Episomal vectors were used to introduce reprogramming factors (OCT3/4, SOX2, KLF4, L-MYC, LIN28, and p53 carboxy-terminal dominant-negative fragment) to the PBMCs. The generated iPSCs expressed pluripotency markers, and were capable of differentiating into derivates of all three germ layers in vitro. The iPSC line also showed a normal karyotype and preserved the GCH1 mutation...
October 2017: Stem Cell Research
https://www.readbyqxmd.com/read/29034892/generation-of-a-human-induced-pluripotent-stem-cell-line-from-a-65-year-old-healthy-female-donor-with-chinese-han-genetic-background
#12
Ying Wang, Jing Zhang, Yue Zhang, Danyi Huang, Jian Zhao, Gang Li, Ying Lei
Peripheral blood mononuclear cells (PBMC) were collected from a 65-year old healthy woman with Chinese Han genetic background. The PBMCs were reprogrammed with the human OKSM transcription factors using the non-integrating episomal vector system. The transgene-free iPSC showed pluripotency verified by immunocytochemistry for pluripotency markers and differentiated spontaneously toward the 3 germ layers in vitro. Furthermore, the iPSC line showed normal karyotype. The iPSC line can be used as control in disease mechanism studies...
October 2017: Stem Cell Research
https://www.readbyqxmd.com/read/29034886/generation-and-characterization-of-human-induced-pluripotent-stem-cell-hipsc-lines-from-an-alzheimer-s-disease-asui001-a-and-non-demented-control-asui002-a-patient-homozygous-for-the-apolipoprotein-e4-apoe4-risk-variant
#13
Nicholas Brookhouser, Ping Zhang, Richard Caselli, Jean J Kim, David A Brafman
Although the majority of late-onset Alzheimer's disease (AD) patients are labeled sporadic, multiple genetic risk variants have been identified, the most powerful and prevalent of which is the e4 variant of the Apolipoprotein E (APOE) gene. Here, we generated human induced pluripotent stem cell (hiPSC) lines from the peripheral blood mononuclear cells (PBMCs) of a clinically diagnosed AD patient [ASUi001-A] and a non-demented control (NDC) patient [ASUi002-A] homozygous for the APOE4 risk allele. These hiPSCs maintained their original genotype, expressed pluripotency markers, exhibited a normal karyotype, and demonstrated the ability to differentiate into cells representative of the three germ layers...
October 2017: Stem Cell Research
https://www.readbyqxmd.com/read/29034885/generation-and-characterization-of-a-human-induced-pluripotent-stem-ips-cell-line-derived-from-an-acute-myeloid-leukemia-patient-evolving-from-primary-myelofibrosis-carrying-the-calr-52bp-deletion-and-the-asxl1-p-r693x-mutation
#14
Cintia E Gomez Limia, Sylvie Devalle, Marcelo Reis, Jaroslaw Sochacki, Mayra Carneiro, Rodrigo Madeiro da Costa, Mariana D'Andrea, Telma Padilha, Ilana R Zalcberg, Cristiana Solza, Adelmo Daumas, Stevens Rehen, Bárbara Monte-Mór, Martín H Bonamino
Peripheral blood sample was donated by a 61years old female patient diagnosed with acute myeloid leukemia secondary to a primary myelofibrosis harboring the 52-bp deletion in the CALR gene (c.1092_1143del, p.L367fs*46) and the R693X mutation in the ASXL1 gene (c.2077C>T, p.R693X). CD34+ cells were isolated from the sample and subjected to the reprogramming procedure by using the Sendai virus carrying the reprogramming factors Oct3/4, Sox2, Klf4 and c-Myc. iPS colonies generated retained the original mutations and displayed all the features of bona fide iPS cells...
October 2017: Stem Cell Research
https://www.readbyqxmd.com/read/29032265/effect-of-antithymocyte-globulin-source-on-outcomes-of-hla-matched-siblings-allogeneic-hematopoietic-stem-cell-transplantation-for-patients-with-severe-aplastic-anemia
#15
Xin Chen, Jialin Wei, Yong Huang, Yi He, Donglin Yang, Rongli Zhang, Erlie Jiang, Qiaoling Ma, Weihua Zhai, Jianfeng Yao, Guixin Zhang, Sizhou Feng, Mingzhe Han
OBJECTIVE: To evaluate efficacy of porcine antithymocyte globulin (ATG) in HLA-matched siblings allogeneic hematopoietic stem cell transplantation (MSD-HSCT) for patients with severe aplastic anemia (SAA). METHODS: The clinical data of 113 SAA patients who received MSD-HSCT from January 2005 to November 2016 were analyzed retrospectively. Of these, 58 patients received rabbit ATG as a part of conditioning regimen (R-ATG group), while the other 55 patients received porcine ATG (P-ATG group)...
October 12, 2017: Biology of Blood and Marrow Transplantation
https://www.readbyqxmd.com/read/29030083/human-bone-marrow-mesenchymal-stem-cells-secrete-endocannabinoids-that-stimulate-in-vitro-hematopoietic-stem-cell-migration-effectively-comparable-to-beta-adrenergic-stimulation
#16
Sevil Köse, Fatima Aerts-Kaya, Ağla Zübeyde Köprü, Emirhan Nemutlu, Barış Kuşkonmaz, Beren Karaosmanoğlu, Zihni Ekim Taşkıran, Belgin Altun, Duygu Uçkan Çetinkaya, Petek Korkusuz
Granulocyte Colony-Stimulating Factor (G-CSF) is a well-known hematopoietic stem cell (HSC) mobilizing agent used in both allogeneic and autologous transplantation. However, a proportion of patients or healthy donors fail to mobilize sufficient number of cells. New mobilization agents are therefore needed. Endocannabinoids (eCBs) are endogenous lipid mediators generated in the brain and peripheral tissues and activate the cannabinoid receptors (CB1, CB2). We suggest that eCBs may act as mobilizers of hematopoietic stem cells (HSC) from the BM under stress conditions as beta adrenergic receptors (Adrβ)...
October 10, 2017: Experimental Hematology
https://www.readbyqxmd.com/read/29029455/mobilization-studies-in-mice-deficient-in-sphingosine-kinase-2-support-a-crucial-role-of-the-plasma-level-of-sphingosine-1-phosphate-in-the-egress-of-hematopoietic-stem-progenitor-cells
#17
Mateusz Adamiak, Lakshman Chelvarajan, Kevin R Lynch, Webster L Santos, Ahmed Abdel-Latif, Mariusz Z Ratajczak
Sphingosine-1-phosphate (S1P) is a bioactive lipid involved in cell signaling and, if released from cells, also plays a crucial role in regulating the trafficking of lympho-hematopoietic cells, including primitive hematopoietic stem/progenitor cells (HSPCs). It has been demonstrated that S1P chemoattracts HSPCs, and its level in peripheral blood creates a gradient directing egress of these cells during mobilization. In this paper we analyzed hematopoiesis in mice deficient in sphingosine kinase 2 (Sphk2-KO mice) and studied the effect of this mutation on plasma S1P levels...
September 12, 2017: Oncotarget
https://www.readbyqxmd.com/read/29027623/prospective-observational-study-on-the-first-51-cases-of-peripheral-blood-stem-cell-transplantation-from-unrelated-donors-in-japan
#18
Tatsunori Goto, Takashi Tanaka, Masashi Sawa, Yasunori Ueda, Hiroatsu Ago, Shigeru Chiba, Heiwa Kanamori, Akinori Nishikawa, Masaharu Nougawa, Kazuteru Ohashi, Hirokazu Okumura, Mitsune Tanimoto, Takahiro Fukuda, Naomi Kawashima, Tomonori Kato, Kazuya Okada, Koji Nagafuji, Shin-Ichiro Okamoto, Yoshiko Atsuta, Masayuki Hino, Junji Tanaka, Koichi Miyamura
The Japan Marrow Donor Program (JMDP) has facilitated unrelated peripheral blood stem cell transplantation (URPBSCT) since 2010. We conducted a prospective multicenter observational study to evaluate the feasibility of such transplantation. Between 2011 and 2014, 51 patients underwent URPBSCT from 8/8 allele-matched donors for hematological malignancies. The median age of the patients was 50 years; 21 had high-risk disease. Myeloablative conditioning regimens were used in 31 patients, and tacrolimus based graft-versus-host disease (GVHD) prophylaxis was used for all patients...
October 13, 2017: International Journal of Hematology
https://www.readbyqxmd.com/read/29025216/assisted-salvage-of-ischemic-fasciocutaneous-flap-using-adipose-derived-mesenchymal-stem-cells-in-situ-revascularization
#19
Michael H Carstens, Mauricio Mendieta, Cecilia Pérez, Esperanza Villareal, Rodolfo Garcia
Adipose-derived mesenchymal stem cells (ASCs) have been shown to produce vascular endothelial growth factor (VEGF) and can increase perfusion in patients with critical limb ischemia. We will show that this concept can be applied to augment blood flow in zones of flap ischemia. We presented a case study of a 26-year-old man with a complex hand injury covered by a reverse radial perforator fasciocutaneous flap, which developed ischemic necrosis and was treated by debridement, transplantation of ASCs to enhance vascular support, and saline dressings...
July 1, 2017: Aesthetic Surgery Journal
https://www.readbyqxmd.com/read/29023759/cord-blood-derived-t-cells-allow-the-generation-of-a-more-na%C3%A3-ve-tumor-reactive-cytotoxic-t-cell-phenotype
#20
Julian Kwoczek, Sebastian B Riese, Sabine Tischer, Szilvia Bak, Julia Lahrberg, Mathias Oelke, Holger Maul, Rainer Blasczyk, Martin Sauer, Britta Eiz-Vesper
BACKGROUND: Transplantation of hematopoietic stem cells (HSCs) from peripheral blood (PB) or cord blood (CB) is well established. HSCs from CB are associated with a lower risk of graft-versus-host disease (GVHD), but antigen-independent expanded CB- and PB-derived T cells can induce GVHD in allo-HSC recipients. CB-derived cells might be more suitable for adoptive immunotherapy as they have unique T-cell characteristics. Here, we describe functional differences between CB and PB T cells stimulated with different cytokine combinations involved in central T-cell activation...
October 11, 2017: Transfusion
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