abstract：:Cytoplasmic free calcium concentration (Ca2+)i was measured in neutrophils from patients with the classical X-linked form of chronic granulomatous disease (CGD) by trapping the fluorescent calcium indicator Quin 2 in intact cells. CGD neutrophils do not produce superoxide and are only slightly depolarized upon stimula...

journal_title：Blood

authors： Lew PD,Wollheim C,Seger RA,Pozzan T

更新日期：1984-01-01 00:00:00

abstract：:We describe in vitro studies and a therapeutic trial of retinoic acid (RA) in a patient with acute promyelocytic leukemia (APL) refractory to chemotherapy. Bone marrow promyelocytes from the patient, prior to RA, matured morphologically in liquid culture with RA (97% maturing myeloid cells compared with 26% in control...

journal_title：Blood

authors： Flynn PJ,Miller WJ,Weisdorf DJ,Arthur DC,Brunning R,Branda RF

更新日期：1983-12-01 00:00:00

abstract：:The number of bone marrow fibroblast colony formations decreases in most cases of acute leukemia before the initiation of chemotherapy. This study was undertaken to clarify the mechanism of suppression of fibroblast colony formation in leukemic patients. Titration of the number of bone marrow cells did not indicate a ...

journal_title：Blood

authors： Nagao T,Yamauchi K,Komatsuda M,Noguchi K,Shimizu M,Yonekura S,Nozaki H

更新日期：1983-12-01 00:00:00

abstract：:The regulatory mechanism of differentiation of granulocyte and macrophage precursor cells (G/M CFU-C) in bone marrow and spleen obtained from nude mice bearing colony-stimulating factor (CSF) producing tumor (G-mice), which developed marked granulocytosis, was studied. In these mice, granulopoiesis is enhanced in the ...

journal_title：Blood

authors： Motoyoshi K,Suda T,Takaku F,Miura Y

更新日期：1983-11-01 00:00:00

abstract：:Neutrophils were examined for their ability to recognize and ingest beads coated with amino-derivatives of glucose, mannose, and galactose. Radioactive or fluorescent beads coated with any of the three sugars were ingested to an extent three times that observed with albumin-coated beads. Enhancement of ingestion of su...

journal_title：Blood

authors： Doolittle RL,Packman CH,Lichtman MA

更新日期：1983-09-01 00:00:00

abstract：:A 7-yr-old girl with self-limited pulmonary aspergillosis was found to have a defect in granulocyte superoxide production. Her cells produced superoxide at 3% of control rates in response to phorbol myristate acetate (PMA) and opsonized zymosan. Lag times for O-2 production were normal with PMA, opsonized zymosan, and...

journal_title：Blood

authors： Shurin SB,Cohen HJ,Whitin JC,Newburger PE

更新日期：1983-09-01 00:00:00

abstract：:Red cell enzymes, 2,3-diphosphoglycerate (2,3-DPG) and adenosine triphosphate (ATP), were evaluated in a 23-mo-old boy with juvenile chronic myelocytic leukemia (JCML) at the onset of his illness and 6 mo later during the accelerated phase. The activities of the age-dependent red cell enzymes, hexokinase, aldolase, py...

journal_title：Blood

authors： Travis SF

更新日期：1983-09-01 00:00:00

abstract：:The effects of factor IX concentrate therapy on hemostasis in hemophilia patients were studied by means of the radiometric factor IXa assay, the coupled amidolytic assay for factor VIIa, and coagulant assays for factors II, IX, and X, and antithrombin III. Both activated and unactivated concentrates contained factors ...

journal_title：Blood

authors： Hultin MB

更新日期：1983-09-01 00:00:00

abstract：:Intravenous gammaglobulin (IVIgG) was used to treat autoimmune neutropenia of infancy in two males with repeated infections. The neutrophil count increased significantly in both patients with the initial IVIgG therapy; 1 patient went into remission. The neutrophil count in the other remained above baseline for 3 wk, a...

journal_title：Blood

authors： Bussel J,Lalezari P,Hilgartner M,Partin J,Fikrig S,O'Malley J,Barandun S

更新日期：1983-08-01 00:00:00

abstract：:A randomized study was performed in 54 thrombocytopenic patients with acute leukemia. Alloimmunization of recipients of random multiple-donor platelet concentrates (MD group) was compared to that of patients receiving random single-donor platelets (SD group). In the SD patients, formation of alloantibodies (mostly ant...

journal_title：Blood

authors： Gmür J,von Felten A,Osterwalder B,Honegger H,Hörmann A,Sauter C,Deubelbeiss K,Berchtold W,Metaxas M,Scali G,Frick PG

更新日期：1983-08-01 00:00:00

abstract：:Recent studies with long-term mouse marrow cultures have indicated the importance of the adherent layer as a primary reservoir of the most primitive stem cells, from which derivative stem cells and more differentiated progenitors are continuously generated. We have now examined the role of the adherent cell layer in l...

journal_title：Blood

authors： Coulombel L,Eaves AC,Eaves CJ

更新日期：1983-08-01 00:00:00

abstract：:A hybridoma-derived monoclonal antibody, produced by immunization with the Burkitt's tumor-derived B-lymphoblastoid cell line, B35M, was previously shown to detect a 68,000 dalton surface membrane protein, BL2, on the surface of peripheral blood B cells, which is absent from thymocytes, T cells, and granulocytes. In t...

journal_title：Blood

authors： Knowles DM 2nd,Tolidjian B,Marboe CC,Halper JP,Azzo W,Wang CY

更新日期：1983-07-01 00:00:00

abstract：:Pluripotent hematopoietic progenitor cells (CFU-GEMM), myeloid progenitor cells (CFU-GM), and erythroid progenitors (BFU-E) were studied in midtrimester human fetuses using the mixed colony assay. All three progenitor cell populations were detected at high levels in the fetal liver from 12 to 23 wk of gestation. Stem ...

journal_title：Blood

authors： Hann IM,Bodger MP,Hoffbrand AV

更新日期：1983-07-01 00:00:00

abstract：:Epstein-Barr virus (EBV) infections may induce a diverse clinical picture, ranging from the well characterized infectious mononucleosis (IM) syndrome to the rare X-linked lymphoproliferative syndrome. We describe two unrelated children, a 21-mo-old white boy and a 15-mo-old black girl, who presented with the clinical ...

journal_title：Blood

authors： Herrod HG,Dow LW,Sullivan JL

更新日期：1983-06-01 00:00:00

abstract：:To further evaluate the role of sialic acid in the dysfibrinogenemia associated with liver disease, we studied the effect of removal of excess sialic acid residues from the fibrinogen of five patients with liver disease on the thrombin time and fibrin monomer aggregation. Patient fibrinogens containing 1.4-3.4 residue...

journal_title：Blood

authors： Martinez J,MacDonald KA,Palascak JE

更新日期：1983-06-01 00:00:00

abstract：:Natural killer (NK) activity against K-562 tumor cells was evaluated in peripheral blood leukocytes (PBL) obtained from untreated patients affected by hairy cell leukemia (HCL). NK activity present in PBL from 10 HCL patients was at least six-fold lower (p less than 0.01) than that present in PBL from 15 healthy donor...

journal_title：Blood

authors： Ruco LP,Procopio A,Maccallini V,Calogero A,Uccini S,Annino L,Mandelli F,Baroni CD

更新日期：1983-06-01 00:00:00

abstract：:Purified human lactoferrin was assessed for its influence in vivo in untreated mice and in mice undergoing rebound myelopoiesis after sublethal dosages of Cytoxan. Fully iron-saturated lactoferrin suppressed the numbers of granulocytes and monocytes per femur, the numbers of granulocyte-macrophage progenitor cells (CF...

journal_title：Blood

authors： Gentile P,Broxmeyer HE

更新日期：1983-05-01 00:00:00

abstract：:A 53-yr-old man sequentially developed aplastic anemia from phenytoin and carbamazepine. Both compounds undergo metabolism to potentially toxic arene oxide intermediates. We tested the hypothesis that the patient's adverse reactions were due to a defect in detoxification of such metabolites by challenging his peripher...

journal_title：Blood

authors： Gerson WT,Fine DG,Spielberg SP,Sensenbrenner LL

更新日期：1983-05-01 00:00:00

abstract：:Factor VIII procoagulant protein (VIII:C) purified from commercial factor VIII concentrate contained multiple polypeptides ranging in mol wt from 79,000 to 188,000, all of which were removed from solution by a monoclonal anti-VIII:C antibody specific for a thrombin-sensitive epitope. In a time-course digest of the pur...

journal_title：Blood

authors： Fulcher CA,Roberts JR,Zimmerman TS

更新日期：1983-04-01 00:00:00

abstract：:The present study in patients with aplastic anemia was undertaken to determine whether exposure of recipients to donor blood products 24 hr before preparation with cyclophosphamide (1) enhanced the rate of sustained engraftment of marrow from HLA-identical siblings as suggested by animal experiments, (2) increased the...

journal_title：Blood

authors： Storb R,Prentice RL,Banaji M,Witherspoon RP,Sullivan KM,Stewart P,Sanders JE,Mason M,Doney K,Deeg J,Clift RA,Buckner CD,Appelbaum FR,Thomas ED

更新日期：1983-04-01 00:00:00

abstract：:Mice homozygous for Hertwig's anemia, an/an, have a mild macrocytic anemia and are refractory to the potentially curative action of exogenously administered erythropoietin (EP). Both red and white blood cell numbers are decreased. One possible explanation is that a precursor stem cell population is in short supply. We...

journal_title：Blood

authors： Barker JE,Bernstein SE

更新日期：1983-04-01 00:00:00

abstract：:A small quantity of extracellular calcium is required for the stimulation of lymphocytes by mitogens such as plant lectins. Lectin binding to the lymphocyte surface and early postbinding events that eventually lead to DNA synthesis are calcium dependent. Mitogenic lectins such as PHA and Con-A rapidly increase the siz...

journal_title：Blood

authors： Lichtman AH,Segel GB,Lichtman MA

更新日期：1983-03-01 00:00:00

abstract：:Among the most striking morphological features of acute nonlymphoblastic leukemias (ANLL) is the occurrence of eosinophilic cytoplasmic inclusions known as Auer rods on Auer bodies. We examined immature myeloid cells from the peripheral blood of 9 human fetuses of 16-19 wk gestation for the presence of such structures...

journal_title：Blood

authors： Newburger PE,Novak TJ,McCaffrey RP

更新日期：1983-03-01 00:00:00

abstract：:Sixty-five patients with hairy cell leukemia underwent splenectomy; 27 had a complete remission as defined by a return in WBC, RBC, and platelet counts to a defined level, and 38 had a partial remission with a return of only one or two of these parameters to the defined level. The 5-yr actuarial survival for all patie...

journal_title：Blood

authors： Golomb HM,Vardiman JW

更新日期：1983-02-01 00:00:00

abstract：:In a patient with nonspherocytic hemolytic anemia, a hexokinase deficiency was detected in the red cells (residual activity about 25% of normal) and in blood platelets (20%-35% of normal activity). Although the total hexokinase activity in lymphocytes was normal, the amount of hexokinase type I was decreased to about ...

journal_title：Blood

authors： Rijksen G,Akkerman JW,van den Wall Bake AW,Hofstede DP,Staal GE

更新日期：1983-01-01 00:00:00

abstract：:The lipid composition of platelet cytoskeletons was analyzed. Triton X-100 (0.5%) was used to prepare cytoskeletons from thrombin-treated platelets. The lipid/protein ratio of platelet cytoskeletons was 0.260 and the phospholipid/protein ratio was 0.177, which were comparable to the ratios present in platelets. Howeve...

journal_title：Blood

authors： Schick PK,Tuszynski GP,Vander Voort PW

更新日期：1983-01-01 00:00:00

abstract：:High concentrations of bovine factor VIII cause clumping of platelets into a few very large aggregates. This response is termed superaggregation. It is distinct from factor-VIII-induced agglutination but is also independent of both extracellular calcium ions and platelet energy metabolism. Neither agglutinating lectin...

journal_title：Blood

authors： Kirby EP,Mills DC,Holmsen H,Russo M

更新日期：1982-12-01 00:00:00

abstract：:Twenty-four adults with ALL were treated with AMSA alone or in combination. Twenty-two were treated at time of relapse and two patients after failing primary induction therapy. All had been treated with anthracyclines prior to receiving AMSA. Of the 22 patients with ALL in relapse, 4 achieved a complete remission. Two...

journal_title：Blood

authors： Arlin ZA,Fanucchi MP,Gee TS,Kempin SJ,Mertelsmann R,Young CW,Clarkson BD

更新日期：1982-11-01 00:00:00

abstract：:Depressed cellular immune function and increased susceptibility to infection characterize familial erythrophagocytic lymphohistiocytosis (FEL), a usually fatal autosomal recessive disease. One component of the immunodeficiency is plasma-mediated inhibition of lymphocyte proliferation. We have tested whether repeated p...

journal_title：Blood

authors： Ladisch S,Ho W,Matheson D,Pilkington R,Hartman G

更新日期：1982-10-01 00:00:00

abstract：:To elucidate the biochemical basis of megaloblastic hematopoiesis, the cellular content and metabolism of deoxyribonucleoside triphosphates (dNTPs) were investigated using the bone marrow cells from nine patients with untreated vitamin B12 deficiency and one with folic acid deficiency. The marked imbalance among four ...

journal_title：Blood

authors： Iwata N,Omine M,Yamauchi H,Maekawa T

更新日期：1982-10-01 00:00:00

abstract：:The pathologic hallmarks of thrombotic thrombocytopenic purpura (TTP) include endothelial cell proliferation and subendothelial hyalin deposits in the microvasculature leading to symptomatic thrombotic occlusions. Plasma or sera from three consecutive patients with TTP were subjected to multiple analyses to determine ...

journal_title：Blood

authors： Burns ER,Zucker-Franklin D

更新日期：1982-10-01 00:00:00

abstract：:The effect of granulocyte-macrophage colony stimulatory factors (GM-CSF), acidic isoferritins, and E-type prostaglandins on the detection of the cycle status of human granulocyte-macrophage progenitor cells (CFU-GM) was investigated. Bone marrow cells were pulse-treated with control medium or high specific activity tr...

journal_title：Blood

authors： Broxmeyer HE

更新日期：1982-10-01 00:00:00

abstract：:The measurement of platelet-associated IgG (PAIgG) is a potentially useful diagnostic test for idiopathic thrombocytopenia purpura (ITP). However, the restricted application of PAIgG measurements to thrombocytopenic populations primarily comprised of ITP patients will artificially enhance its diagnosis specificity. Fo...

journal_title：Blood

authors： Kelton JG,Powers PJ,Carter CJ

更新日期：1982-10-01 00:00:00

abstract：:Studies were performed on 15 untreated and 14 treated patients with multiple myeloma. The monocyte content was normal in blood but elevated in mononuclear leukocytes (MNL) from treated but not untreated patients (p less than 0.001). This correlated with the severity of lymphopenia in blood (p less than 0.01). Three pa...

journal_title：Blood

authors： Twomey JJ,Laughter AH,Rice L,Ford RJ

更新日期：1982-08-01 00:00:00

abstract：:Serial erythrocyte volume distribution curves were used to characterize changes in erythrocyte subpopulations following the induction of Heinz body hemolytic anemia in cats. Macrocytes produced in response to hemolysis were observed after loss of reticulum. After recovery from hemolysis, a gradual reduction in mean ce...

journal_title：Blood

authors： Weiser MG,Kociba GJ

更新日期：1982-08-01 00:00:00

abstract：:We used restriction endonuclease analysis to determine the incidence of alpha-thalassemia in two Mediterranean islands. In a random population sample, the gene frequency of deletion-type alpha-thalassemia-2 (-alpha) was 0.18 in Sardinians and 0.07 in Greek Cypriots. All cases were the rightward crossover type. From th...

journal_title：Blood

authors： Pirastu M,Lee KY,Dozy AM,Kan YW,Stamatoyannopoulos G,Hadjiminas MG,Zachariades Z,Angius A,Furbetta M,Rosatelli C,Cao A

更新日期：1982-08-01 00:00:00

abstract：:Patients with PNH may be treated with a number of known agents. As in all patients with a chronic disease, a regimen tolerable over a long period of time must be selected. Knowledge and anticipation of complications and their proper treatment are essential parts in the treatment. When these principals are used, many p...

journal_title：Blood

authors： Rosse WF

更新日期：1982-07-01 00:00:00

abstract：:Activated protein C is a potent anticoagulant and profibrinolytic enzyme that can be derived from the vitamin-K-dependent serine protease zymogen, protein C, by the action of thrombin. Protein C antigen concentration was determined in plasmas from normals (n = 40) and from 38 patients with intravascular coagulation as...

journal_title：Blood

authors： Griffin JH,Mosher DF,Zimmerman TS,Kleiss AJ

更新日期：1982-07-01 00:00:00

abstract：:The calcium, sodium, and magnesium permeability of erythrocytes from blood stored at 4 degrees C in various anticoagulant media has been studied and compared to that of fresh erythrocytes. Passive influx of CA2+ was measured at 37 degrees C in cells pretreated to abolish Ca2+ pumping and was up to fivefold greater for...

journal_title：Blood

authors： Wiley JS,McCulloch KE,Bowden DS

更新日期：1982-07-01 00:00:00

abstract：:An electroimmunoassay was applied to the quantitation of platelet-associated IgG (PAIgG). Protein solubilized by Triton X100 from washed platelets was electrophoresed at pH 5.0 in agarose gels containing carbamoylated rabbit anti-human IgG (pI approximately equal to 5.0). Because the rabbit antibody is immobilized und...

journal_title：Blood

authors： Kunicki TJ,Koenig MB,Kristopeit SM,Aster RH

更新日期：1982-07-01 00:00:00