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::The purpose of this paper is to report the extant observations at the Ellis Fischel State Cancer Hospital-Cancer Research Center and in the literature on the gross rates of growth of human mammary cancer as measured for primary cancers in the breast by mammography and for metastatic cancer in the skin and lymph nodes ...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1977-01-01 00:00:00
abstract::The antitumor effects of methotrexate with 5-fluorouracil against the Sarcoma 180 mouse tumor model were found to be schedule dependent. Pretreatment of tumor-bearing animals with methotrexate significantly enhanced the antitumor activity of the combination relative to simultaneous treatment or to those with methotrex...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1977-01-01 00:00:00
abstract::DNA synthesis was studied in mouse ascites sarcoma cells using a permeable cell system. The sarcoma was induced by the Schmidt-Ruppin strain of Rous sarcoma virus. The cells were made permeable to nucleoside triphosphates by treatment with a hypotonic buffer containing 10 mM Tris Cl, 4 mM MgCl2, 1 mM EDTA, and 6 mM 2-...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1977-01-01 00:00:00
abstract::Four hr after either a single injection or continuous infusion of methotrexate (MTX) plus purified [3',5',9(n)-3H]MTX in cynomolgus or rhesus monkeys, 80 to 98% of the 3H radioactivity present in the plasma was found not to represent intact MTX. The percentage of 3H-containing MTX products in the urine after 4 hr was ...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1977-01-01 00:00:00
abstract::The cytotoxic effect of methotrexate (MTX) for mouse bone marrow cells has been studied by in vitro of the granulocyte precursor cell (CFU-C) in a medium containing dialyzed fetal calf serum and dialyzed L-cell supernatant. The formation of 50-cell colonies was inhibited to 50% of control by 10(-8) M MTX. Further incr...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-12-01 00:00:00
abstract::The effect of rhodium(II) acetate, propionate, and methoxyacetate on the activity of 17 enzymes was evaluated. The enzymes were preincubated with the rhodium(II) complexes in order to detect irreversible inhibition. All enzymes that have essential sulfhydryl groups in or near their active site were found to be irrever...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-12-01 00:00:00
abstract::Murine sarcoma virus (Moloney strain) (MSV-M)-induced tumors are unusual in that they regularly appear less than 2 weeks after virus inoculation, progress for 1 to 2 weeks, and are rejected by normal adult BALB/c mice. Rejectio leaves the animals immune to tumor induction. In the present study, presensitization of nor...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-12-01 00:00:00
abstract::In Sarcoma 180 and L1210 ascites tumor models, the initial rate of methotrexate accumulation in tumor cells in the peritoneal cavity and in small intestine (intracellularly) after s.c. doses up to 800 mg/kg, showed saturation kinetics. These results and the fact that initial uptake in these tissues within this dosage ...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-12-01 00:00:00
abstract::Antigens isolated from herpes simplex virus type 1, herpes simplex virus type 2, or cytomegalovirus-transformed hamster cells were tested against 66 sera from non-cancer individuals or patients with different types of cancer. By use of the microcomplement fixation procedure to quantify all antigen-antibody interaction...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-12-01 00:00:00
abstract::Mouse teratocarcinoma cells from embryoid bodies were cultured in vitro to permit their differentiation into a number of cell types. Two enzyme activities, creatine phosphokinase (CPK) and the protease plasminogen activator, were studied to follow the developmental sequence of events in these embryoid body-derived cel...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-11-01 00:00:00
abstract::A HeLa cell line synchronized by double thymidine block and mitotic shake off was shown to have a characteristic surface morphology for each of the different cell cycle stages. Inhibitors of cell multiplication were used to arrest cells in specific cell cycle phases, and these cells had a surface morphology similar to...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-11-01 00:00:00
abstract::HeLa TCRC-1, is a monophenotypic cell line for the production of the carcinoplacental Regan isoenzyme of alkaline phosphatase. It has been previously reported that, when this cell line is grown in immunosuppressed rats, there is an alteration of phenotypic expression in that an isoenzyme that is referred to as oncoamn...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-11-01 00:00:00
abstract::The cross-linked dimer of bovine pancreatic RNase (M.W. 28,000) is significantly more effective than the monomer in inhibiting tumor development in mice when administered i.p. 1 day after inoculation with sarcoma 180J ascites cells. Animals bearing solid tumors were not affected. In AKR/J mice with advanced leukemia, ...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-11-01 00:00:00
abstract::8-Azainosine (8-aza-HR) is of interest because of its activity against experimental tumors. Metabolic studies in cell cultures were performed with 8-aza-HR and with the structurally related nucleoside, 8-azaadenosine (9-beta-D-ribofuranosyl-8-azaadenine) (8-aza-AR), which has a lower degree of antitumor activity than ...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-11-01 00:00:00
abstract::The effect of the AC33 tumor on protein synthesis in Lewis-Wistar rats was investigated under four different dietary regimens. The four diets used were: (a) 1.25 g amino acids plus 12.5 g glucose per day, (b) 1.25 g amino acids, (c) 1.25 g glucose per day, and (d) 12.5 g glucose per day. The rats were maintained on th...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-11-01 00:00:00
abstract::The binding of labeled insulin to dissociated R3230AC mammary adenocarcinoma cells from diabetic and intact rats was investigated in vitro. At 20 degrees, specific binding (total binding minus binding in the presence of 1000-fold excess or 10(-6) M unlabeled insulin) reached a plateau at 45 to 60 min and was directly ...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-11-01 00:00:00
abstract::The specific activity of cyclic adenosine 3':5'-monophosphate phosphodiesterase was measured in lymphocytes isolated from the blood of normal subjects, from patients with chronic lymphocytic leukemia, and from tonsil tissue. The mean specific activity of cyclic adenosine 3':5'-monophosphate phosphodiesterase in the ly...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-11-01 00:00:00
abstract::Specific pathogen-free cats were immunized with an inactivated feline oncornavirus tumor cell vaccine. Immunized cats produced high antibody titers to the feline oncornavirus-associated cell membrane antigen and were protected from oncogenic feline sarcoma virus challenge. However, immunization did not produce virus-n...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-10-01 00:00:00
abstract::Five patients with tongue carcinoma were treated for 20 days with bleomycin, 15 mg/day, given by one-shot infusion through the superficial temporal artery. Specimens were taken 7, 14, and 20 days after the initial administration for light and electron microscope observations. The first alterations observed were the de...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-10-01 00:00:00
abstract::Actinomycin D produces changes in the cell cycle kinetics of Chinese hamster (HA1) and mouse mammary tumor cells (EMT6) cultivated in vitro. There was a reduced rate of progression of the cells through S phase and a G2 arrest, the duration and degree of which were drug dose dependent. The lethal effects of the drug on...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-10-01 00:00:00
abstract::Triazinate (TZT), a triazine folate antagonist, is a potent inhibitor of dihydrofolate reductase from mammalian cells. Because antitumor activity of triazinate in experimental tumors correlated closely with the in vitro inhibition of DNA synthesis in tumor cells derived from these tumors, we studied cells from patient...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-10-01 00:00:00
abstract::The in vitro growth rates of different classifications of human mammary epithelium were compared. Samples included 4 established breast cell lines and excised tissue or breast fluid cells originating WOMEN FOR 40 DIFFERENT AND comprising 3 classifications: normal, nonmalignant atypical, and malignant. Growth was quant...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-10-01 00:00:00
abstract::The mechanism of albumin biosynthesis was studied in Morris hepatoma 5123tc in vivo and in hepatoma cell suspensions obtained by solubilizing the intercellular matrix with collagenase and hyaluronidase. In the in vivo experiments, L-[-14C]leucine was injected i.v. into rats bearing hepatomas in the muscles of both hin...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-09-01 00:00:00
abstract::We have used immunoprecipitation of radioactivity from labeled cell membrane preparations to study further the association between the histocompatibility-2 (H-2) peptides and a tumor-associated embryonic antigen (Ag I) on the surface of L-cells. Since earlier studies had shown that Ag I and H-2 co-cap on L-cells, the ...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-09-01 00:00:00
abstract::When SV40 tumor cells (F5-1) in culture were treated with dibutyryl cyclic adenylic acid (DbcAMP),marked alterations occurred in their growth and morphology. Additionally, the incorporation or uptake of labeled thymidine, uridine, phenylalanine, and choline were reduced by this treatment. These modifications with DbcA...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-09-01 00:00:00
abstract::The rabbit uterine protein, blastokinin, is detectable as an antigen in both male and female genital tract tissues, in preimplantation embryos, and in lungs from late fetal stages, immatures, and adults. Thus, it serves as an example of how an antigen of normal tissue exists in a developmental progression from one gen...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-09-01 00:00:00
abstract::The effects of 5-mercapto-2'-deoxyuridine (MUdr) on DNA synthesis in a primary murine spleen lymphocyte culture system stimulated by phytohemagglutinin (PHA) were studied. Inhibition of thymidine incorporation into acid insoluble nucleic acid material was 50% at 0.5 mM MUdR concentration, while inhibition of deoxyurid...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-09-01 00:00:00
abstract::In both isogeneic (Sarcoma 1 in A/JAX mice) and allogeneic (Sarcoma 180 in C57BL/6 mice) mouse tumor systems, treatment of the tumor-bearing mice with niridazole, an antiprarasitic drug, known to be a potent suppressor of cell mediated but not humoral immunity caused enhancement of metastases to regional popliteal nod...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-09-01 00:00:00
abstract::After 5 or 20 mg cyclophosphamide per kg body weight, given once i.v., the output in thoracic duct lymph of small and large lymphoid cells, cells incorporating [3H]lymidine in vitro, mitotic cells, pyknotic cells, and/or the number of lymphocytes and neutrophils in peripheral blood were measured in six calves. The med...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-09-01 00:00:00
abstract::The objective of this investigation was to throw light on the biological behavior and metabolic regulation of hepatic enzymes of the nonoxidative branch of the pentose phosphate pathway. The activities of transaldolase (EC 2.2.1.2) and trasketolase (EC 2.2.1.1) Were compared in biological conditions that involve modu...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-09-01 00:00:00
abstract::Transplabtable Zajdela rat ascites hepatoma cells, previously considered "nonproducers," synthesize detectable amounts of intracellular alpha-fetoprotein (AFP) and fibrinogen, but fail to secret or release these serum proteins. Evidence for defective secretory mechanisms for serum proteins in these hepatoma cells (a) ...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-09-01 00:00:00
abstract::Specific binding sites for prolactin (PRL) were present in membrane preparations from 7,12-dimethylbenz(a)-anthracene-induced rat mammary tumors. The specific binding of PRL was time and temperature dependent. A significant negative correlation was noted between administered doses of estrogen and the subsequent bindin...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-09-01 00:00:00
abstract::Periodate-oxidized inosine (Inox; NSC 118994) and periodate-oxidized 5'-inosinic acid (PI-IMP) were prepared and studied for their effects on ribonucleotide reductase activity in partially purified extracts from Ehrlich tumor cells and on nucleic acid synthesis in intact tumor cells in culture. Ribonucleotide reductas...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-09-01 00:00:00
abstract::Ten aminoacyl transfer RNA's prepared from human malignant trophoblastic cells (BeWo line) were compared with the corresponding aminoacyl transfer RNA's from normal human chorionic tissue by cochromatography on a RPC-5 column. Phenylalanyl transfer RNA (Phe-tRNA) of BeWo cells had, in addition to the single species of...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-08-01 00:00:00
abstract::In vitro analysis of the mitosis from 3-day lymphocyte cultures from two normal males and two normal females treated with bromodeoxyuridine and stained with acridine orange after addition of vincristine during different times demonstrated that vincristine inhibits the progression of the second division. When the secon...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-08-01 00:00:00
abstract::A transplantable bladder tumor (Chapman R-4909) of the rat, when first received in our laboratory, grew with a complex histopathology. The predominant component was transitional cell carcinoma, but there were foci of keratinization, including pearl formation, and foci of a less well-defined cystic appearance. We repor...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-08-01 00:00:00
abstract::This study was initiated with the objective of separating and characterizing two or more nuclear subfractions, which could then be compared with respect to their relative propensity for binding carcinogenic polycyclic aromatic hydrocarbons. Nuclei were isolated from cloned AKR-2B mouse embryo cells, which are suscepti...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-08-01 00:00:00
abstract::It was previously reported that the properties of alcohol dehydrogenase of a rat hepatocellular carcinoma (Becker H-252), a tumor of intermediate growth rate, were different from those of the liver enzyme, suggesting different isozymes. To determine whether the degree of differentiation affected the isozyme of alcohol...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-07-01 00:00:00
abstract::A heterotopic bladder attached to an Ommaya reservoir was transplanted to the back of a syngeneic rat. Following transplantation, the mucosa underwent ischemic necrosis. However, it was rapidly reepithelialized in 2 weeks as a result of spreading of the epithelium originating from the ureterotrigonal region. By light ...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-07-01 00:00:00
abstract::cis-Diamminedichloroplatinum(II) is an antineoplastic drug that is undergoing a renewed clinical interest as a drug for use in combination regimens. In order to increase the understanding of the pharmacokinetics of this drug, the plasma clearance and organ distribution of platinum were followed in female beagle dogs t...
journal_title:Cancer research
pub_type: 杂志文章
doi:
更新日期:1976-07-01 00:00:00