abstract：:Human neutrophils exposed to chemotactic concentrations of zymosan-activated serum (ZAS) and a formylated chemotactic peptide (FMLP, 10(-7)--10(-9) M) were markedly enhanced in their ability to generate superoxide (O2-) upon stimulation with either sodium fluoride or phorbol myristate acetate (PMA). For both fluoride ...

journal_title：Blood

authors： English D,Roloff JS,Lukens JN

更新日期：1981-07-01 00:00:00

abstract：:Surface receptors specific for either the C4b (CR1) or C3d (CR2) component of complement were examined on the neoplastic cells from 30 cases of non-Hodgkin's lymphoma of B-cell origin and on cells derived from 9 normal lymphoid tissues. Lymphocyte suspensions from non-neoplastic peripheral blood, tonsils, and lymph no...

journal_title：Blood

authors： Cossman J,Jaffe ES

更新日期：1981-07-01 00:00:00

abstract：:A series of monoclonal antibodies was used for the characterization of malignant T cells from 21 patients with lymphoblastic lymphoma (LL). The tumor population from these patients showed a marked degree of phenotypic heterogeneity and a proportion (one-third) of patients had tumor cells that did not conform exactly w...

journal_title：Blood

authors： Bernard A,Boumsell L,Reinherz EL,Nadler LM,Ritz J,Coppin H,Richard Y,Valensi F,Dausset J,Flandrin G,Lemerle J,Schlossman SF

更新日期：1981-06-01 00:00:00

abstract：:Unstained human eosinophils exhibit unusually bright autofluorescence, which allows them to be distinguished from other leukocytes using fluorescence microscopy. Eosinophil fluorescence is associated with the cytoplasmic granules of the cells. Eosinophil granule extracts, containing an as-yet-undefined eosinophil fluo...

journal_title：Blood

authors： Weil GJ,Chused TM

更新日期：1981-06-01 00:00:00

abstract：:3-Hydroxypropyl flufenamide (Flu-HPA) is one of a series of flufenamic acid derivatives that enhances blood clot lysis in vitro. Studies of possible mechanisms of action of Flu-HPA were undertaken. The profibrinolytic activity of Flu-HPA in clot lysis assays was found to be dependent on plasminogen. The influence of F...

journal_title：Blood

authors： Miles LA,Burnier JP,Verlander MS,Goodman M,Kleiss AJ,Griffin JH

更新日期：1981-06-01 00:00:00

abstract：:A 2-yr-old black girl presented with a thalassemic clinical picture and was found to have nearly 100% fetal hemoglobin in her red cells. Pedigree analysis indicated that she was a heterozygote for the hereditary persistence of fetal hemoglobin gene and for a beta O-thalassemia gene. A brother, who also had nearly 100%...

journal_title：Blood

authors： Beutler E,Turner E,Kuhl W

更新日期：1981-06-01 00:00:00

abstract：:Peripheral blood samples from 57 children with newly diagnosed E-rosette-negative, surface-immunoglobulin negative acute lymphocytic leukemia (ALL) were studied for the presence of a leukemia-associated antigen (ALLA). Ficoll-Hypaque separated cells were tested using a rabbit antiserum to human null lymphoblasts and a...

journal_title：Blood

authors： Morgan E,Hsu CC

更新日期：1981-05-01 00:00:00

abstract：:Lipids extracted with chloroform-methanol from red blood cell membranes of 7 PNH and 13 control subjects were used for the preparation of liposomes, which were then examined with the reactive lysis test. PNH liposomes lysed to a higher extent than control liposomes as indicated by the higher dilution of the limiting c...

journal_title：Blood

authors： Tedesco F,Kahane I,Zanella A,Giovanetti AM,Sirchia G

更新日期：1981-05-01 00:00:00

abstract：:A new unstable hemoglobin with high oxygen affinity, Hb Toyoake: beta 142 (H20) Ala replaced by Pro, was found in Japanese male with a normal blood hemoglobin level, shortened red cell survival, and increased plasma erythropoietin. Hemoglobin studies showed heat and isopropanol instability, and an increased tendency t...

journal_title：Blood

authors： Hirano M,Ohba Y,Imai K,Ino T,Morishita Y,Matsui T,Shimizu S,Sumi H,Yamamoto K,Miyaji T

更新日期：1981-04-01 00:00:00

abstract：:In order to evaluate the role of the stromal bone marrow microenvironment in regulating granulopoiesis, we have examined the capacity of adult human proximal hemopoietic (PH) and distal nonhemopoietic (DNH) long bone to produce colony-stimulating activity (CSA), characterized the cellular sources of CSA, and quantitat...

journal_title：Blood

authors： Schwartz RS,Greenberg PL

更新日期：1981-04-01 00:00:00

abstract：:Two kinds of erythrocytes are released in the blood of irradiated adult hybrid mice grafted with parental fetal liver cells: fetal antigen-bearing erythrocytes (Ft+ cells) and adult-type Ft- erythrocytes. Both are of parental origin, as determined by immune lysis using histocompatibility alloantigens. The latter cells...

journal_title：Blood

authors： Mouchiroud G,Blanchet JP

更新日期：1981-03-01 00:00:00

abstract：:The ability of platelets to adsorb vinblastine has been used to treat patients with immune thrombocytopenia. It is hypothesized that the drug-platelet complex is coated with antibody, taken up by macrophages which are then destroyed by the drug. We gave 16 courses of vinblastine-platelets to six patients with immune t...

journal_title：Blood

authors： Kelton JG,McDonald JW,Barr RM,Walker I,Nicholson W,Neame PB,Hamid C,Wong TY,Hirsh J

更新日期：1981-03-01 00:00:00

abstract：:T-cell function directly influences several B-cell functions. The effect of T-cell subgroups on B-cell function (DNA synthesis) was evaluated for controls and patients with B-cell type of CLL. Control and CLL intact T cells, T cells with receptors for IgG (T gamma), and T cells without Fc receptors at isolation (T non...

journal_title：Blood

authors： Kay NE

更新日期：1981-03-01 00:00:00

abstract：:A deficiency of adenosine deaminase, an enzyme important in purine nucleoside catabolism, is associated with a severe combined immunodeficiency disease in children. Inhibition of this enzyme in vitro and in vivo results in an impairment in lymphoblast proliferation. We have investigated the pharmacologic inhibition of...

journal_title：Blood

authors： Grever MR,Siaw MF,Jacob WF,Neidhart JA,Miser JS,Coleman MS,Hutton JJ,Balcerzak SP

更新日期：1981-03-01 00:00:00

abstract：:Platelets stored as concentrates (PC) for 72 h at 22 degrees C develop a functional defect. Alterations in adenine nucleotides of platelets have been shown to affect platelet function. Adenine nucleotide content of platelets was measured before and after storage and a decrease of 27.1 /+- 1.7% (mean /+- SE) in ATP and...

journal_title：Blood

authors： Rao AK,Niewiarowski S,Murphy S

更新日期：1981-02-01 00:00:00

abstract：:Measurement of plasma levels of two secreted platelet proteins (beta-thromboglobulin and platelet factor 4) has been suggested as a means for detecting increased platelet activation in vivo. A crucial question in the measurement is the distinction between in vivo and in vitro secretion of the proteins. One approach to...

journal_title：Blood

authors： Kaplan KL,Owen J

更新日期：1981-02-01 00:00:00

abstract：:Thirty-two patients treated on consecutive Southwest Oncology Group (SWOG) protocols for malignant lymphoma were subsequently diagnosed as having lymphoblastic lymphoma. Combination chemistry, usually adriamycin-based, produced complete responses (CR) in 17 patients (53%). Median survival was 15 mo. Patients achieving...

journal_title：Blood

authors： Voakes JB,Jones SE,McKelvey EM

更新日期：1981-01-01 00:00:00

abstract：:There are many reports in the literature of blood test abnormalities occurring in patients with venous or arterial thrombosis. Most of these have not used acceptable criteria for establishing an association between thrombosis and blood tests and, therefore, their interpretation is questionable. Recently, sensitive and...

journal_title：Blood

authors： Hirsh J

更新日期：1981-01-01 00:00:00

abstract：:Auxiliary bone marrow cells are required for optimal murine megakaryocyte colony formation in addition to progenitor cells and a colony stimulating activity (CSA) present in WEHI-3 cell conditioned medium. These auxiliary cells are adherent, with a sedimentation rate of 5.8 mm hr-1 and buoyant density of 1.065-1.078 g...

journal_title：Blood

authors： Williams N,Jackson H,Ralph P,Nakoinz I

更新日期：1981-01-01 00:00:00

abstract：:Using highly sensitive 2-site immunoradiometric assays, we examined the relationship between iron absorption from closed intestinal loops and transferrin and ferritin concentrations in isolated duodenal mucosal cells. As in prior studies, mucosal ferritin correlates inversely with iron absorption and directly with bod...

journal_title：Blood

authors： Savin MA,Cook JD

更新日期：1980-12-01 00:00:00

abstract：:The mechanism of platelet release has been studied in mouse bone marrow, using scanning and transmission electron microscopy. Cytoplasmic processes extended into sinusoids by megakaryocytes were found to undergo attenuation, and at the distal end develop constrictions between segments of platelet size. Rupture at site...

journal_title：Blood

authors： Radley JM,Scurfield G

更新日期：1980-12-01 00:00:00

abstract：:In a patient with plasma cell leukemia and a kappa type Bence Jones protein in serum and urine, the immunofluorescence study of blood plasma cells showed intracellular gamma and kappa chain determinants. Biosynthesis experiments showed the production of abnormally short heavy chains (45,000 daltons) that assembled wit...

journal_title：Blood

authors： Preud'homme JL,Labaume S,Praloran V

更新日期：1980-12-01 00:00:00

abstract：:It has previously been shown that monolayer cultures derived adherent cells (MDAC), apparently consisting of fibroblasts, macrophages, epithelioid cells, and fat cells, can support long-term stem cell proliferation in vitro. In the present study, the hematopoietic support capability of murine MDAC monolayers was confi...

journal_title：Blood

authors： Bentley SA,Foidart JM

更新日期：1980-12-01 00:00:00

abstract：:We have investigated the hormonal responsiveness of K562 cells using a serum-substituted in vitro clonogenic assay. Dexamethasone inhibited colony formation by the K562 cells, and the inhibitory effect could be reversed by progesterone (10(-6) M). Fluoxymesterone caused a prominent enhancement of K562 colony growth, w...

journal_title：Blood

authors： Gauwerky C,Golde DW

更新日期：1980-11-01 00:00:00

abstract：:It has been suggested that autotransplantation of splenic tissue following trauma may result in splenic implanta that protect the human host from severe infection with encapsulated bacteria. To test this hypothesis, Sprague-Dawley rats underwent sham operation, splenectomy, or splenectomy followed by autotransplantati...

journal_title：Blood

authors： Moxon ER,Schwartz AD

更新日期：1980-11-01 00:00:00

abstract：:The Strecker degradation reaction was evaluated as a means of modifying hemoglobin in vitro, utilizing ninhydrin as a model compound. Ninhydrin led to modification of hemoglobin (when incubated with hemoglobin or red cells) at physiologic temperature and pH. Isoelectric focusing documented the formation of new hemoglo...

journal_title：Blood

authors： Kokkini G,Stevens VJ,Peterson CM,Cerami A

更新日期：1980-10-01 00:00:00

abstract：:The variability of laboratory findings in von Willebrand's disease (vWd) was evaluated by performing serial studies of bleeding time (BT), factor VIII coagulant activity (VIII:C), factor-VIII-related antigen (VIIIR:Ag) and ristocetin cofactor (VIIIR:Rcof) in 50 individuals from 25 families with this disorder. The type...

journal_title：Blood

authors： Abildgaard CF,Suzuki Z,Harrison J,Jefcoat K,Zimmerman TS

更新日期：1980-10-01 00:00:00

abstract：:Hand mirror cells are a morphological configuration that are seen in immunologically stimulated lymphocytes and can be induced by antigen--antibody complexes. Therefore, the bone marrow and peripheral blood plasma of two patients with acute lymphoblastic leukemia--hand mirror variant were evaluated for the presence of...

journal_title：Blood

authors： Stass SA,Phillips TM,Weislow OS,Perlin E,Schumacher HR

更新日期：1980-10-01 00:00:00

abstract：:Recent studies have shown that soluble factors elaborated by human T lymphocytes enhance erythroid burst formation by human peripheral blood null cells. This study demonstrates that media conditioned by a long-term T lymphocyte line augmented the growth of erythroid colonies in vitro in the presence of erythropoietin ...

journal_title：Blood

authors： Hamburger AW

更新日期：1980-10-01 00:00:00

abstract：:Human and rhesus monkey platelets secrete at least two antiheparin proteins: platelet factor 4 (PF4) and low affinity platelet factor 4 (LA-PF4). Neither of these proteins showed species-related antigenic differences. As determined by radioimmunoassay, the levels of PF4 and LA-PF4 antigen per 10(9) monkey platelets am...

journal_title：Blood

authors： Musial J,Niewiarowski S,Edmunds LH Jr,Addonizio VP Jr,Nicolaou KC,Colman RW

更新日期：1980-10-01 00:00:00

abstract：:Marrow specimens obtained from 23 patients with acute myelocytic leukemia were exposed to cytosine arabinoside and/or daunorubicin in vitro, and the effects of these agents on colony formation in vitro was determined. Thymidine suicide indices were determined as well, which permitted a distinction to be made between k...

journal_title：Blood

authors： Preisler HD

更新日期：1980-09-01 00:00:00

abstract：:Partially purified hemoglobin A2 has been examined for the existence of glycosylated components by isoelectric focusing and by acid agar gel electrophoresis. Bands analogous to the glycohemoglobin derivatives of hemoglobin A, hemoglobin-A1.a.b.c, were readily detected. Evidence that these minor bands are in fact glyco...

journal_title：Blood

authors： Tegos C,Beutler E

更新日期：1980-09-01 00:00:00

abstract：:Hemoglobin Ohio [beta 142 (H20) Ala replaced by Asp] was found in three members of a white family, all of whom showed erythrocytosis. The variant hemoglobin has a high oxygen affinity, a reduced Bohr effect, and diminished cooperativity. The functional abnormalities of Hb Ohio are explained by the proximity of the sub...

journal_title：Blood

authors： Moo-Penn WF,Schneider RG,Shih T,Jones RT,Govindarajan S,Govindarajan PG,Patchen LC

更新日期：1980-08-01 00:00:00

abstract：:A patient with severe anemia, reticulocytopenia, and erythroid hyperplasia of the bone marrow developed fatal acute nonlymphocytic leukemia after 3 yr. A Philadelphia chromosome with the typical 9/22 translocation t(9q +;22q-) was identified by banding techniques in a small number of bone marrow cells throughout the p...

journal_title：Blood

authors： Roth DG,Richman CM,Rowley JD

更新日期：1980-08-01 00:00:00

abstract：:A variant subline (KG-1a) of the human acute myelogenous leukemia (AML) cell line (KG-1) has been isolated. The cells retain the same constitutive markers as the parent line, including HLA antigens, isoenzymes, and karyotype. The cells from the subline are morphologically and histochemically undifferentiated blast cel...

journal_title：Blood

authors： Koeffler HP,Billing R,Lusis AJ,Sparkes R,Golde DW

更新日期：1980-08-01 00:00:00

abstract：:Localized tumors composed of immature cells of the myelogenous series have been recognized for many years as an uncommon manifestation of granulocytic leukemia. The histologic diagnosis of chloroma (granulocytic sarcoma) may be extremely difficult when the myeloblastic cells are poorly differentiated and the tumor lac...

journal_title：Blood

authors： McCarty KS Jr,Wortman J,Daly J,Rundles RW,Hanker JS

更新日期：1980-07-01 00:00:00

abstract：:A 72-yr-old male with a lifelong history of easy bruisability and posttraumatic bleeding had a prolonged prothrombin time and activated partial thromboplastin time. His plasma Stypven, Taipan, and Echis carinatus venom clotting times were prolonged. The presence of a dysprothrombin was confirmed by the discrepancy bet...

journal_title：Blood

authors： Weinger RS,Rudy C,Moake JL,Olson JD,Cimo PL

更新日期：1980-05-01 00:00:00

abstract：:The response of sickle cells with varying water content to alterations in oxygen tension has been studied. Cells that were severely dehydrated while sickled retained the characteristic sickled morphology even after prolonged reoxygenation. When the cell water content was increased by reduction of the suspending medium...

journal_title：Blood

authors： Clark MR,Guatelli JC,Mohandas N,Shohet SB

更新日期：1980-05-01 00:00:00

abstract：:Erythroid cell iron and transferrin uptake and release was studied in the anemia of the Belgrade laboratory rat (gene symbol, b), an autosomal recessive trait characterized by hypochromia and hyperferrinemia. When reticulocyte-rich red cells were incubated in vitro with doubly (59Fe, 125I) labeled transferrin, b/b cel...

journal_title：Blood

authors： Edwards JA,Sullivan AL,Hoke JE

更新日期：1980-04-01 00:00:00

abstract：:Monoclonally-derived neoplastic T-cells from a patient with cutaneous T-cell lymphoma respond to multiple human HLA-D antigens in mixed lymphocyte culture. The implications of this phenomenon relevant to normal T-cell function and to malignancy are discussed. ...

journal_title：Blood

authors： Rubenfeld MR,Edelson RL,Löfström LM,Berger CL,Warburton D

更新日期：1980-03-01 00:00:00