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254 Result(s)
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Article
Uptake, metabolism, and cytotoxicity of doxorubicin in human Ewing's sarcoma and rhabdomyosarcoma cells
Uptake, metabolism, and cytotoxicity of doxorubicin (DOX) in human Ewing's sarcoma (ES) and rhabdomyosarcoma (RS) cells were examined. Cellular uptake of DOX was determined by liquid scintillation spectrometry...
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Retardation of rat sciatic nerve regeneration after local application of minute doses of vincristine
The effect of vincristine on regeneration of rat sural and tibial nerves following a crush lesion of the sciatic nerve was studied in the pinch test. Vincristine locally applied through an osmotic minipump at ...
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Analysis of the cellular origin of hepatocellular carcinoma by p53 genotype
The polymerase chain reaction andHaeIII enzymatic digestion were used to study the seventh exon of the p53 gene in 29 primary and recurrent hepatomas in paraffin-embedded samples from 11 patients. The mutation ra...
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Identification and functional analysis of multiple murine myeloperoxidase (MPO) promoters and comparison with the human MPO promoter region
Myeloperoxidase (MPO) is an important component of the oxidative antibacterial defense system of granulocytes. Mammalian MPO gene expression has been most extensively studied in human and murine cells. Transcr...
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Clonality analysis of hematopoietic cell lineages in acute myeloid leukemia and translocation (8;21): only myeloid cells are part of the malignant clone
Bone marrow from six patients with acute myeloid leukemia (AML) and t(8;21) (q22;q22) or a variant t(8;13;21) was studied by simultaneous analysis of cell morphology and karyotype. Combination of May–Grünwald–...
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Article
Reconstruction and expression of chimeric anti-HBx antibody inEscherichia coli
The variable regions of murine monoclonal anti-HBx immunoglobulin and the constant region of human antibody were cloned by reverse transcriptpolymerase chain reaction (RT-PCR). The heavy-chain and light-chain ...
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Development of an interphase fluorescent in situ hybridization (FISH) test to detect t(8;21) in AML patients
The translocation (8;21) is a chromosome abnormality associated with acute myeloid leukemia (AML). As a consequence of the translocation the AML1(CBFA2) gene in the 21q22 region is fused to the ETO(CDR,MTG8) gene...
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Case-control study of oral cancer in Shenyang, Northeastern China
To investigate the risk factors of oral cancer, a hospital-based case-control study was conducted from March 1989 to September 1995 in Shenyang, Liaoning Province, China.
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The modulating effect of PSC 833, cyclosporin A, verapamil and genistein on in vitro cytotoxicity and intracellular content of daunorubicin in childhood acute lymphoblastic leukemia
Resistance to anthracyclines is related to a poor prognosis in childhood acute lymphoblastic leukemia (ALL). Resistance to this class of drugs may (partly) be reversed by modulating agents, as has been demonst...
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Article
Invasion and metastasis of liver cancer: expression of intercellular adhesion molecule 1
To study the relationship between intercellular adhesion molecule 1 (ICAM-1) and liver cancer metastasis and to find predicting factors that could indicate the growth and metastasis of liver cancer. Methods: ICA...
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Cytogenetic studies of infant acute lymphoblastic leukemia: poor prognosis of infants with t(4;11) – a report of the Children’s Cancer Group
Infants less than 1 year of age at diagnosis of acute lymphoblastic leukemia (ALL) have a poor prognosis, which has been attributed primarily to a breakpoint in chromosomal band 11q23 or the MLL gene. Most infant...
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Relationship between the intracellular daunorubicin concentration, expression of major vault protein/lung resistance protein and resistance to anthracyclines in childhood acute lymphoblastic leukemia
In vitro resistance to anthracyclines is related to a poor prognosis in childhood acute lymphoblastic leukemia (ALL), but the underlying mechanisms are poorly understood. Using flow cytometry, we studied the cont...
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Article
Long-term results of large prospective trials in childhood acute lymphoblastic leukemia
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Article
Co-operative study group for childhood acute lymphoblastic leukemia (COALL): long-term follow-up of trials 82, 85, 89 and 92
The German Co-operative Study Group COALL for treatment of acute lymphoblastic leukemia (ALL) in childhood started the first trial in 1980. This report gives an overview of the long-term results of the four co...
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Cloning and expression of human HBP1, a high mobility group protein that enhances myeloperoxidase (MPO) promoter activity
Factors which regulate transcription in immature myeloid cells are of great current interest for the light they may shed upon myeloid differentiation. In the course of screening for transcription factors which...
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Functional activity of three distinct myeloperoxidase (MPO) promoters in human myeloid cells
The enzyme myeloperoxidase (MPO) is synthesized only in myeloid and monocytic cells, making it an important marker of the myeloid lineage. Transcription of the MPO gene is turned on early during the myeloblast...
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Article
In vitro glucocorticoid resistance in childhood leukemia correlates with receptor affinity determined at 37°C, but not with affinity determined at room temperature
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Article
High frequency of the 844ins68 cystathionine-β-synthase gene variant in Down syndrome children with acute myeloid leukemia
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The cyclosporin PSC 833 increases survival and delays engraftment of human multidrug-resistant leukemia cells in xenotransplanted NOD-SCID mice
Circumvention of chemoresistance in cancer may involve several modulator drugs with high affinity for the multidrug transporter P-glycoprotein (Pgp), which is expressed in a number of multi-resistant malignanc...
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Octreotide acts as an antitumor angiogenesis compound and suppresses tumor growth in nude mice bearing human hepatocellular carcinoma xenografts
To investigate the effect of octreotide on angiogenesis induced by human hepatocellular carcinoma (HCC) and to evaluate whether octreotide can suppress tumor growth in nude mice bearing human HCC xenografts th...