解剖学和形态学
麻醉学
听力与言语-语言病理学
行为科学
心脏和心血管系统
细胞和组织工程学
临床神经病学
危重症监护医学
牙科,口腔外科和医学
皮肤病学
急诊医学
内分泌学和新陈代谢
肠胃学和肝脏学
老人病学和老年医学
卫生保健科学和服务
血液学
免疫学
传染病
综合和补充性医学
医学伦理学
医学信息学
医学实验室技术
医学,全科和内科
医学,法律
医学,研究和试验
神经系统科学
护理
营养学和饮食学
产科医学和妇科医学
肿瘤学
眼科学
整形外科学
耳鼻喉科学
病理学
儿科学
周围血管疾病
药理学和药剂学
生理学
基本医疗保健
精神病学
公共、环境和职业卫生
放射学,核医学和医学成像
康复学
生殖生物学
呼吸系统
风湿病学
运动科学
外科学
毒理学
热带医学
泌尿学和肾脏学
病毒学
老年医学
健康政策和服务
心理学,临床
abstract::One hundred seventy-nine patients with acute nonlymphoblastic leukemia in first remission (n = 75), chronic myelocytic leukemia in chronic or accelerated phase (n = 48) or leukemia in advanced stage (n = 56) were given HLA-identical marrow grafts and randomized to receive methotrexate or cyclosporine for prevention of...
journal_title:Blood
pub_type: 临床试验,杂志文章,随机对照试验
doi:
更新日期:1988-02-01 00:00:00
abstract::In a prospective multicenter study, 368 acute lymphoblastic leukemia (ALL) patients aged 15 to 65 years were treated with an intensified induction and reinduction regimen; 272 (73.9%) achieved complete remission (CR). The median remission duration (MRD) is 24.3 months, and the probability of being in continuous CR (CC...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1988-01-01 00:00:00
abstract::The effects of the deoxygenation rate on the formation of irreversibly sickled cells (ISCs) were investigated by using metabolically replete sickle cells (SS cells). We found that the formation of ISCs required Ca2+ and that the amount formed depended on the rate of deoxygenation. When less dense SS discocytes were de...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1988-01-01 00:00:00
abstract::Cultured mononuclear phagocytes produce soluble factors that stimulate endothelial cells to release GM-colony-stimulating activity (GM-CSA). One such factor was recently identified as interleukin 1 (IL 1). Studies were designed to determine which types of granulopoietic factors are released by IL 1-stimulated endothel...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1988-01-01 00:00:00
abstract::The status of the T cell receptor beta and gamma genes in natural killer (NK) cells was investigated in two patients with a marked expansion of CD2+, CD3- NK cells. Both genes were found to be in the germline state. The T alpha and complete T beta gene transcripts were not detected, but a 1.0-kilobase T beta gene tran...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1988-01-01 00:00:00
abstract::Through the procedure of gene amplification combined with hybridization to synthetic 19 base pair (bp) oligonucleotide probes, it has been possible to identify nine different mutations in the DNA of 47 subjects from Turkey and Northern Cyprus with a beta-thalassemia homozygosity. The IVS-I nucleotide (nt) 110 G----A a...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1988-01-01 00:00:00
abstract::Commercial porcine factor VIII concentrate (Hyate:C) is effective in treatment of patients with hemophilia A who have circulating antibodies to factor VIII. The molecular forms of factor VIII in the concentrate were identified and evaluated in light of the known properties of porcine and human factor VIII. The factor ...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1988-01-01 00:00:00
abstract::During the early period following bone marrow transplantation before the immune system has reached full functional maturity, unprimed, nonspecific lytic systems may play a critical role as antiviral or antitumor effectors. The reconstitution of cells with this potential is of particular importance in recipients of bon...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-12-01 00:00:00
abstract::The most common forms of hereditary persistence of fetal hemoglobin (HPFH) involve large deletions that remove the adult delta and beta genes but leave the paired fetal genes (G gamma and A gamma) intact. The size of these deletions has previously eluded exact definition. Using pulsed-field gel electrophoresis and the...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-12-01 00:00:00
abstract::We analyzed the expression of myelomonocytic-associated antigens on lymphocytes from B cell chronic lymphocytic leukemia (B-CLL) patients. Blood mononuclear cells were depleted of monocytes by one-step Percoll density gradient centrifugation and tested for antigen expression by fluorescent microscopy and flow cytometr...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-12-01 00:00:00
abstract::We describe the identification, experimental transmission, and pathogenesis of a naturally occurring powerfully immunosuppressive isolate of feline leukemia virus (designated here as FeLV-FAIDS) which induces fatal acquired immunodeficiency syndrome (AIDS) in 100% (25 of 25) of persistently viremic experimentally infe...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-12-01 00:00:00
abstract::The large granular lymphocyte (LGL) population, which effects a natural killer (NK) function, consists of cells whose lineage derivation has not been clearly established on the basis of phenotypic and functional properties. To clarify the relationship of LGL/NK cells to T cells we studied patterns of rearrangement and...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-11-01 00:00:00
abstract::Immunoaffinity chromatography using conformation-specific antibodies yields pure factor IX from human plasma in a single rapid, facile purification step. We evaluated this technique to determine whether factor IX can be separated from human T cell leukemia virus-I (HTLV-I) and human immunodeficiency virus (HIV) in pla...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-11-01 00:00:00
abstract::During an 8-year period, 28 young adults (median age 27 years) and 30 children (median age 10 years) with severe aplastic anemia have received allogeneic bone marrow transplantation (BMT) from major histocompatibility locimatched sibling donors after preparation with cyclophosphamide and total lymphoid irradiation (TL...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-11-01 00:00:00
abstract::The regulatory function of recombinant human granulocyte-macrophage colony stimulating factor (rhGM-CSF) on granulocyte production in vivo was evaluated in an autologous bone marrow transplantation model using rhesus monkeys. Monkeys were exposed to 9.0 Gy total body irradiation and then transplanted with 5.0 x 10(7) ...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-11-01 00:00:00
abstract::This study demonstrates that when platelets are stimulated by thrombin in the presence of low concentrations of purified human fibrinogen (10 to 20 micrograms/mL, final concentration) binding of released platelet von Willebrand factor (plt-vWF) to the platelet membrane is enhanced. This effect appears to be mediated b...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-11-01 00:00:00
abstract::Children with Philadelphia chromosome (Ph+) acute lymphoblastic leukemia (ALL) have a poorer prognosis than do most pediatric patients with ALL. Because of this poor prognosis and the presence of the Ph chromosome, we have asked whether or not Ph + ALL involves a multipotential stem cell. We cultured hematopoietic pro...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-11-01 00:00:00
abstract::Fibronectin (FN) plays a role in several adhesion mediated functions including the interaction of platelets with subendothelium. We investigated the role of plasma FN in platelet adhesion and platelet thrombus formation under flow conditions. We used two different perfusion models: the annular chamber with alpha-chymo...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-11-01 00:00:00
abstract::Although it is well established that plasma von Willebrand Factor (vWF) is essential to platelet adhesion to subendothelium at high shear rates, the role of platelet vWF is less clear. We studied the respective role of both plasma and platelet vWF in mediating platelet adhesion to fibrillar collagen in a parallel-plat...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-10-01 00:00:00
abstract::More than 90% of both unfractionated and blast-enriched T cell-depleted mononuclear cells (MNC) from a patient with a morphologically and phenotypically unclassified acute leukemia expressed interleukin 2 receptors (IL2-R), whereas 50% unfractionated MNC displayed monocyte/myeloid- (My7, My9, and OKM1) and B cell-rest...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-10-01 00:00:00
abstract::Myeloperoxidase (MPO) is a lysosomal enzyme present in the azurophilic granules of human neutrophils and monocytes and is important for optimal oxygen-dependent killing of microorganisms. The native molecule is a heterodimer composed of a pair of heavy-light protomers, each containing a 59-kDa and 13.5-kDa subunit. Th...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-10-01 00:00:00
abstract::Lactoferrin is a major constituent of polymorphonuclear leukocyte granules and is present in mature neutrophils but not in blasts or promyelocytes. We have isolated a cDNA probe for lactoferrin and used it to study the synthesis of lactoferrin mRNA by normal and leukemic granulocyte precursors. The probe pHL-41 has be...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-10-01 00:00:00
abstract::Hematopoietic reconstitution following syngeneic bone marrow transplantation with graded doses of untreated and drug-treated bone marrow was studied in B6D2F1 mice. Granulocyte-macrophage colony-forming units (CFU-GM) and spleen colony-forming units (CFU-S) showed similar in vitro drug sensitivities. Both the speed of...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-10-01 00:00:00
abstract::Coated vesicles bearing the transferrin-transferrin receptor complex were isolated from rabbit reticulocytes by freeze-thaw cell lysis, followed by differential centrifugation with pelleting of vesicles at 100,000 g. Electronmicroscopy demonstrated the vesicles to have the characteristic morphology of coated vesicles,...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-10-01 00:00:00
abstract::The phosphatidylcholine specific transfer protein (PCTP) from bovine liver was used to retailor the molecular species composition of phosphatidylcholine (PC) in the membrane of normal (AA) and sickleable (SS) human erythrocytes. Changes in molecular species composition of PC altered morphology as well as cellular defo...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-10-01 00:00:00
abstract::Recurrent first trimester abortions led to evaluation of a 25-year-old woman. Studies revealed she had hypofibrinogenemia (68 mg/dL) without evidence of dysfibrinogenemia or increased fibrinogen turnover. She was also found to have a unique 46,XX, t(7;12) (p 15.2;q24.31) karyotype. Hypofibrinogenemia and identical chr...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-10-01 00:00:00
abstract::The clinical severity of common hereditary elliptocytosis (HE) is highly variable, ranging from an asymptomatic carrier state to a severe hemolytic anemia. To elucidate the molecular basis of this variable clinical expression, we evaluated 56 subjects from 24 HE kindred, who carry alpha spectrin mutants characterized ...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-09-01 00:00:00
abstract::Patients with congenital T lymphocyte deficiency disorders received transplants with parental bone marrow depleted of mature T cells by the use of an anti-T cell monoclonal antibody (CT-2) and complement. Our results with 16 consecutive patients (20 transplants) showed rapid engraftment of donor cells; cytoreduction (...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-09-01 00:00:00
abstract::By using an enzyme-linked immunosorbent assay, the presence of the soluble form of the interleukin-2 receptor (sIL-2R) was evaluated in the peripheral blood of 54 patients with B cell chronic lymphocytic leukemia (B-CLL). Serum levels of sIL-2R were correlated with clinical features, relevant hematologic and immunolog...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-08-01 00:00:00
abstract::Although an increase in protein phosphorylation on tyrosine was first noted as a result of cell transformation or the application of growth factors to cells, recent reports have shown high levels of tyrosine kinases in nondividing tissues. For that reason, we have investigated whether normal human polymorphonuclear le...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-08-01 00:00:00
abstract::The Bernard-Soulier syndrome is an inherited bleeding disorder that is due to a deficiency in platelet glycoprotein Ib. Bernard-Soulier platelets fail to agglutinate in response to ristocetin despite normal levels of factor VIII:von Willebrand factor. We report a patient who developed severe refractory thrombocytopeni...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-08-01 00:00:00
abstract::Factor XIII is the fibrin-stabilizing factor that covalently cross-links fibrin monomers to form a highly organized, stable fibrin clot. The plasma form of factor XIII is a heterodimer, a2b2, consisting of two a-chains and two b-chains; the intracellular form, such as in platelets and placenta, is a dimer, a2, consist...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-08-01 00:00:00
abstract::Incubation of human platelets, human neutrophils, or highly metastatic mouse lymphoma cells with sulfate-labeled extracellular matrix (ECM) results in heparanase-mediated release of labeled heparan sulfate cleavage fragments (0.5 less than Kav less than 0.85 on Sepharose 6B). This degradation was inhibited by native h...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-08-01 00:00:00
abstract::Twenty four samples of DNA from 23 unrelated individuals were analyzed for the presence of a novel restriction fragment length polymorphism (RFLP) involving the proto-oncogene ETS-1 at an Xba I site. Four samples from unrelated individuals lacked an Xba I site, giving rise to a longer restriction fragment detectable b...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-07-01 00:00:00
abstract::Red cell concentrates (RCC) are stored for 35 to 42 days in plastic containers manufactured with the liquid plasticizer di(2-ethylhexyl)phthalate (DEHP). DEHP leaches from the polyvinylchloride (PVC) plastic bag, then binds to and stabilizes the RC membrane. This study was undertaken to determine the deformability of ...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-07-01 00:00:00
abstract::The nature of Reed-Sternberg cells, the abnormal cells of Hodgkin's disease, is controversial. Morphological and immunologic marker studies suggested different cells of origin. To investigate a possible B or T cell origin, immunoglobulin and T cell receptor gene analyses were performed on tissues from 11 patients in e...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-07-01 00:00:00
abstract::We prepared a heterohybrid cell line that secretes a human IgM monoclonal autoantibody that recognizes an antigen found on thrombin-activated or stored platelets. The surface expression of the epitope recognized by this autoantibody, 5E5, increases with time as platelets age in vitro, suggesting that it may represent ...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-07-01 00:00:00
abstract::Frequencies of 35 HLA A, B, C, and DR antigens were determined in 1,834 leukemic Caucasoids to evaluate possible associations between HLA and leukemia. In comparison with the frequencies of HLA antigens in published controls, the frequency of Cw3 was significantly higher in patients with acute lymphoblastic leukemia (...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-07-01 00:00:00
abstract::The genetic diversity of the human immunodeficiency virus (HIV) isolated from transfusion-associated AIDS patients has been examined. Restriction enzyme mapping studies of integrated proviral DNA of donor and recipient origin demonstrated genomic variation between isolates. Analysis of the molecularly cloned viral gen...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-06-01 00:00:00
abstract::Three new human myeloma cell lines (U-1957, U-1958, and U-1996) have been established in vitro. The cell lines are Epstein-Barr virus (EBV) negative, monoclonal, and aneuploid and should thus represent malignant cell populations and not EBV-carrying non-neoplastic B lymphoblastoid cell lines. The myeloma origin of the...
journal_title:Blood
pub_type: 杂志文章
doi:
更新日期:1987-06-01 00:00:00