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：:This report describes and presents some preliminary results from a prospective clinical investigation to determine the ablative effect of thiotepa (N,N',N''-triethylene phosphoramide) on superficial low-stage bladder cancer and the effectiveness of this agent in the prevention of recurrent or new tumors. In the small ...
journal_title：Cancer research
pub_type： 临床试验,杂志文章
doi：
更新日期：1977-08-01 00:00:00
abstract：:The pharmacokinetics of vinblastine in humans was examined using a radioimmunoassay specific for both the Vinca alkaloids and aromatic ring [3H]vinblastine. The data were consistent with a three-compartment open model system with the following values, alpha phase: t1/2=3.90+/-1.46 min; Vc=16.8+/-7.1 liters. beta phase...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-08-01 00:00:00
abstract：:Aldophosphamide (NSC 254), a putative key metabolite of cyclophosphamide, has now been isolated as a cyanohydrin derivative from an incubation mixture of cyclophosphamide with mouse liver microsomes in vitro and from the plasma of a cyclophosphamide-treated patient. The cyanohydrin has been shown to be identical with ...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-08-01 00:00:00
abstract：:Through a bladder cancer surveillance protocol, a sizable population of patients suitable for characterizing the dynamics and patterns of recurrent superficial transitional cell carcinoma has been identified. One hundred thirty-three patients have been followed after their first occurrence of transitional cell carcino...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-08-01 00:00:00
abstract：:The Morris hepatocellular carcinoma 7777 is productive of extraordinarily high levels of the oncofetal protein, alpha-fetoprotein. Its chromosome composition was examined in detail since it represents the only near-diploid tumor of such productivity and has been reported to demonstrate a single unusual chromosomal alt...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-08-01 00:00:00
abstract：:The specific binding of labeled porcine insulin, human prolactin, and human growth hormone was studied in 63 human breast tumors and 15 nonmalignant breast tissues. Most (90%) of the tumors demonstrated significant binding of insulin, as did 80% of nonmalignant tissues. Autoradiographic studies indicated that insulin ...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-07-01 00:00:00
abstract：:Antibody titer to Bacillus Calmette-Guérin (BCG) was determined by complement fixation in 111 normal volunteers and 83 melanoma patients. In 43 of these melanoma patients, sequential determination of antibody titer was made and correlated with clinical course. Low titers of antibody to BCG were found frequently in nor...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-07-01 00:00:00
abstract：:Occurrence of estrone, estradiol, and testosterone glucuronyltranferase activities was tested in a well-differentiated hepatoma, Reuber H35. Transferase activities for estrone and estradiol were found in the hepatoma. The Michaelis-Menten kinetics of these two microsomal glucuronyltransferase activities were similar i...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-07-01 00:00:00
abstract：:The implementation of a number of chemical carcinogen screening programs has been accompanied by the observation that some screens might have high false-positive error rates. With designs presently used at the National Cancer Institute and historical spontaneous tumor rates based upon control animals in previous exper...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-07-01 00:00:00
abstract：:The effect of type (corn oil or lard) and quantity (5 or 20%) of dietary fat and 1,2-dimethylhydrazine (DMH) on the composition of biliary bile acids, fecal bile acids, and neutral sterols was studied in rats exposed to a given regimen for two generations prior to s.c. treatment with DMH for 20 weeks. Biliary excretio...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-07-01 00:00:00
abstract：:The DNA of L1210 cells exposed to low concentrations of 1-(2-chloroethyl)=3-cyclohexyl-1-nitrosourea has been analyzed for the presence of single-strand breaks. DNA from 1-(2-chloroethyl)-3-cyclohexyl-1-nitrosourea-treated cells both sediments more slowly than control DNA on alkaline sucrose gradients andshows a great...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-07-01 00:00:00
abstract：:Cell lines designated SNG-P and SNG-M were established from operation specimens of primary and metastatic regions of human endometrial adenocarcinoma. The cell lines grew well without interruption for over 13 months and were subcultivated more than 65 times. They continue to exhibit stable growth. The cultured cells a...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-06-01 00:00:00
abstract：:The cytokinetics of an isogeneic, transplantable, lymphoid leukemia, growing as an ascitic tumor in the C57BL/6 mouse, has been investigated during normal growth and during regression induced by weekly injections i.v. of 1.0 mg Bacillus Calmette-Guérin (BCG). Survival was significantly prolonged in the BCG-treated gro...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-06-01 00:00:00
abstract：:Chartreusin has exhibited significant therapeutic activity against three experimental mouse tumors (ascitic P388, L1210 leukemia, and B16 melanoma) when tumor cells were inoculated i.p. and drug was administered i.p. In further testing against P388 leukemia, no activity was observed when drug was administered p.o., s....
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-06-01 00:00:00
abstract：:Normal and transformed rat liver epithelial cell lines exhibited differences in the ability to survive in the aggregate form. Normal rat liver epithelial cells in the aggregate form underwent a rapid decline in the number of viable cells, while counterpart transformed epithelial cells exhibited an ability to survive a...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-06-01 00:00:00
abstract：:Despite the apparent similarity of the dexamethasone-receptor concentration in the rat liver and Novikoff hepatoma cytoplasms, the in vitro translocation of the dexamethasone-receptor complex into liver or hepatoma nuclei was three times greater from liver as compared to hepatoma cytosol; both cytosols showed an appar...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-06-01 00:00:00
abstract：:Bleomycin inhibits cellular RNA synthesis and the inhibition is nonspecific. The ratio of polyadenylate- [poly(A)] containing RNA to non-poly(A)-containing RNA in the drug-treated human lymphocytic cells, line Wil2, was the same as that in untreated cells. Poly(A) RNA isolated from untreated cells was used as a templa...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-05-01 00:00:00
abstract：:Bifunctional alkylating agents are known to cross-link DNA by simultaneously alkylating two guanine residues located on opposite strands. Despite this apparent requirement for bifunctionality, 1-(2-chloroethyl)-1-nitrosoureas bearing a single alkylating function were found to cross-link DNA in vitro. Cross-linking was...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-05-01 00:00:00
abstract：:Transglutaminase activity was determined in normal and transformed paired cell systems. Reduced enzyme activity was found in virus-transformed human and hamster cells and in chemically transformed mouse cells relative to normal counterparts. Most of the enzyme activity was localized in the particulate fraction sedimen...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-05-01 00:00:00
abstract：:A number of metabolic inhibitors and chemotherapeutic agents have been found to increase the sensitivity of a chemically induced guinea pig hepatoma (line 1) to killing by antibody and complement. We have investigated whether the mechanism whereby these drugs increase sensitivity to killing is attributable to their pr...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-05-01 00:00:00
abstract：:Lymphocytes isolated from the peripheral blood of patients with nonmalignant and malignant disorders were studied for fluidity of membrane lipids and lateral mobility of concanavalin A (Con A) receptors. The degree of fluidity of the surface membrane lipid core was monitored quantitatively by fluorescence polarization...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-05-01 00:00:00
abstract：:We compared the effect of nine N-nitroso compounds, given by gavage to adult rats, on specific radioactivity of the trichloroacetic acid-precipitable liver proteins, 1 hr after the injection of [14C]leucine. The specific radioactivity was decreased by dimethylnitrosamine, diethylnitrosamine, methyl-n-butylnitrosamine,...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-05-01 00:00:00
abstract：:A high-affinity localization of [2H]methylcholanthrene and/or its metabolites to a specific nuclear fraction (Fraction l) between 4 and 72 hr of exposure is described. Other carcinogenic hydrocarbons, such as benzo(a)pyrene and dibenz(a,h)anthracene, demonstrate a similar markded localization in Fraction l after 24 hr...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-05-01 00:00:00
abstract：:The possible alteration of transformation-related antigens in cells that revert to a normal phenotype but that continue to retain the viral genome, has been investigated in [3H]glucosamine-labeled extracts of rat cells exhibiting a reversible temperature-dependent restriction in the expression of transformation and in...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-04-01 00:00:00
abstract：:Hydroxyurea (HU) inhibited DNA synthesis in the livers of partially hepatectomized rats. After an i.v. infusion of HU begun in the late G1 phase and continued for periods of up to 30 hr, all hepatocytes scheduled to embark on DNA synthesis in a characteristic intralobular sequence during this time interval accumulated...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-04-01 00:00:00
abstract：:Male Sprague-Dawley rats were given weekly s.c. injections of 1,2-dimethylhydrazine (21 mg/kg) for 20 weeks. The injections were then discontinued, and, after an interval of 2 to 8 weeks, experimental animals were given i.p. injections of 5,6-dihydroxytryptamine (5,6DHT) at a dose of 40 mg/kg and sacrificed at interva...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-04-01 00:00:00
abstract：:A stable phenol, gamma-L-glutaminyl-4-hydroxybenzene (GHB), is oxidized by tyrosinase in the gill tissues of the mushroom Agaricus bisporus to a quinone and a second oxidation product which together suppress mitochondrial energy production and the synthesis of proteins and nucleic acids in the zygote, thus establishin...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-04-01 00:00:00
abstract：:Data are presented indicating marked antineoplastic activity for cis-dichlorodiammineplatinum(II) in MOPC 104E myeloma. One-eighteenth of the dose that produced 100% cures can be combined with noncurative, low doses of cyclophosphamide and 1,3-bis(2-chloroethyl)-1-nitrosourea to produce antineoplastic activity of the ...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-03-01 00:00:00
abstract：:A human serum DNA-binding protein (C3DP) derived from complement component C3 has been found in elevated concentrations in the sera of individuals with malignant diseases. An assay system has been devised which reveals quantitative values of serum C3DP levels. Results obtained using this system indicate that normal hu...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-03-01 00:00:00
abstract：:The possibility that neoplastic transformation may characteristically alter cell surface morphology prompted a comparison by scanning electron microscopy of nonneoplastic and tumorigenic cell lines from a single clone of mouse embryo cells. Among those studied by scanning electron microscopy, six lines of this clone p...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-03-01 00:00:00
abstract：:The expression of the major glycoprotein, gp71, of murine leukemia virus was studied on the surfaces of a variety of normal murine cell lines with a monospecific rabbit antiserum raised against purified Friend murine leukemia virus gp71. Using viable cell membrane immunofluorescence, most established and early passage...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-03-01 00:00:00
abstract：:Chicken chondrocytes isolated from 11-day-old chicken vertebrate cartilage were transformed by Rous sarcoma virus ts LA24 of the Prague strain as well as by the wild-type Prague strain of Rous sarcoma virus. The morphology of chondrocytes transformed by Rous sarcoma virus ts LA 24 was dependent on the temperature, and...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-03-01 00:00:00
abstract：:[3H]Pregn-4-ene-3,20-dione ([3H]progesterone)-receptor complexes from human mammary carcinoma were found to be stabilized in the presence of glycerol. The dissociation rate constant was lowered and the equilibrium dissociation constant was decreased (KD=3 nM in the absence of glycerol and 1.1 nM in the presence of 30%...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-02-01 00:00:00
abstract：:The effect of 0.0001 to 10 muM 1,3-bis(2-chloroethyl)-1-nitrosourea (BCNU) and 1 muM dexamethasone on cell proliferation was studied by measuring cell densities in control and drug-treated rat glioma (strain C6) monolayer cultures. When C6 cultures were exposed to 0.01 to 10 muM BCNU, the growth rates decreased for 2 ...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-02-01 00:00:00
abstract：:The C3H/10T1/2 CL8 cell line (10T1/2) is being widely used as a quantitative assay system for chemical and physical carcinogens. 10T1/2 cells, but not their transformed counterparts, exhibit a decreased final saturation density with decreasing serum concentration. Exposure of carcinogen-treated cultures to 5% serum 8 ...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-02-01 00:00:00
abstract：:The phospholipids of both mitochondrial and microsomal membranes from normal liver, host liver, and Morris hepatoma 7777 were isolated, separated, and quantitated. The total as well as the individual fatty acid concentrations and compositions were determined. The total phosphlipids isolated from tumor mitochondria wer...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-02-01 00:00:00
abstract：:Alkaline phosphatase was monitored in 17 mice with s.c.-implanted tumors to relate the total circulating alkaline phosphatase to the total number of tumor cells in each mouse. There was a semilogarithmic relationship between the alkaline phosphatase units and the number of tumor cells. A time-independent standard plot...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-02-01 00:00:00
abstract：:Alkaline hydrolysate of dialyzed formaldehyde-treated RNA, in which 39% of purine nucleotides are modified to methylene bis derivatives (R-CH2-R'), displays cytotoxic activity toward cultured human tumor cells. The alkaline hydrolysate of dialyzed formaldehyde-treated RNA is substantially less toxic to normal human em...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-02-01 00:00:00
abstract：:N-Butyl-N-(4-hydroxybutyl)nitrosamine (BBN), which specifically induces bladder tumors, was shown to be mutagenic to Salmonella typhimurium strains TA 1535 and TA100 in the presence of an S-9 mix prepared from the liver of rats treated with polychlorinated biphenyl. Reduced nicotinamide adenine dinucleotide was a more...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-02-01 00:00:00
abstract：:This work confirms the previous observation that a single application of N-hydroxy-2-fluorenylacetamide or N-hydroxy-3-fluorenylacetamide to the mammary gland of the rat induced a high incidence of tumors, whereas the corresponding arylamides, N-2-fluorenylacetamide (2-FAA) and N-3-fluorenylacetamide, were only weakly...
journal_title：Cancer research
pub_type： 杂志文章
doi：
更新日期：1977-01-01 00:00:00
