abstract：:The effect of hydrocortisone on blood-borne tumor metastasis was studied in an i.v. inoculation experiment with Ehrlich hypotetraploid clone 1, Ehrlich hypotetraploid stock, and Ehrlich hyperdiploid stock tumors. The administration of hydrocortisone before tumor inoculation resulted in increased tumor take, reduced me...

journal_title：Cancer research

authors： Kodama M,Kodama T

更新日期：1975-04-01 00:00:00

abstract：:L-2,3,5,6-Tetrahydro-6-phenylimidazo[2,1-beta]thiazole hydrochloride (LMS), when used in concert with 1,3-bis(2-chloroethyl)-1-nitrosourea, resulted in a significantly higher percentage of long-term leukemic-free survivors. The additive effect provided by LMS treatment was evident during the immunosuppressed period in...

journal_title：Cancer research

authors： Chirigos MA,Fuhrman F,Pryor J

更新日期：1975-04-01 00:00:00

abstract：:The effects of the anthracycline antiboties, daunomycin and adriamycin, on the DNA-directed activities of DNA polymerases from murine sarcoma virus, rat liver (high-molecular-weight species), Escherichia coli, and Micrococcus luteus were determined. Under all conditions tested, these compounds had greater inhibitory e...

journal_title：Cancer research

authors： Zunino F,Gambetta R,Di Marco A,Zaccara A,Luoni G

更新日期：1975-03-01 00:00:00

abstract：:A number of biochemical aspects of melanogenesis were studied in 15 variously melanized human melanomas. The tryosinase activity was correlated with the degree of melanoma varied from 3,667 to 46,183 tryosinase units, in partially melanotic melanoma it varied from 14 to 75 tryrosinase units. The subcellular distributi...

journal_title：Cancer research

authors： Chen YM,Chavin W

更新日期：1975-03-01 00:00:00

abstract：:The effect of different preparative procedures for electron microscopy on the size and shape of murine oncornaviruses has been studied. With conventional negative staining procedures using neutral sodium phosphotungstate, both murine mammary tumor virus and murine leukemia virus appeared in head-and-tail forms, with a...

journal_title：Cancer research

authors： Sarkar NH,Manthey WJ,Sheffield JB

更新日期：1975-03-01 00:00:00

abstract：:Chlorozotocin, 2-(3-(2-chloroethyl)-3-nitrosoureido)-D-glucopyranose, is a newly synthesized, water-soluble nitrosourea antitumor agent that is active against L1210 leukemia in mice. A 701% and a 401% increase in life-span were attained with a dose that was lethal to 10% of the animals (15 to 20 mg/kg, i.p.) in mice t...

journal_title：Cancer research

authors： Anderson T,McMenamin MG,Schein PS

更新日期：1975-03-01 00:00:00

abstract：:Maximum rates of nitrofuran reduction by intact mammalian cells and homogenates of mouse liver are obtained under anaerobic conditions, although significant reduction does occur with gas mixtures containing 5% oxygen and less. Single-strand breaks in DNA, measured as a decrease in the sedimentation constant on alkalin...

journal_title：Cancer research

authors： Olive PL,McCalla DR

更新日期：1975-03-01 00:00:00

abstract：:The s.c.-propagated murine glioma, GL-26, was established in tissue culture. The tissue culture line, with a doubling time of 36 hr, was used as the common source for all tumor cells. Suspensions of the tumor cells were transplanted intracerebrally in mice to produce an anaplastic ependymoblastoma. In vitro 51-Cr cyto...

journal_title：Cancer research

authors： Albright L,Madigan JC,Gaston MR,Houchens DP

更新日期：1975-03-01 00:00:00

abstract：:Thmidine (TdR) incorporation into DNA increased in the livers and spleens of rats bearing Yoshida sarcoma (solid type) or AH130 (solid type). TdR kinase and DNA polymerase activities increased in the serum, liver, and spleen of these rats, while thymidine monophosphate kinase activity increased appreciably only in the...

journal_title：Cancer research

authors： Shirasaka T,Fujii S

更新日期：1975-03-01 00:00:00

abstract：:Previous data on the effects of a single dose of hydroxyurea on C3H mouse duodenum and mammary tumors from a fast growing line (S102F) were used to predict times that may be optimal (i.e., minimize killing of the duodenal S-phase cells while enhancing the killing of tumor S-phase cells) for the administration of subse...

journal_title：Cancer research

authors： Dethlefsen LA,Sorensen SP,Riley RM

更新日期：1975-03-01 00:00:00

abstract：:Heteroantisera were produced in rabbits by immunization with cultivated cells from rat intestinal carcinomas. The sera were made specific by in vivo absorption in syngeneic rats. On immunofluorescence, these sera recognized a membrane-associated antigen common to five different intestinal carcinomas and to fetal intes...

journal_title：Cancer research

authors： Martin F,Knobel S,Martin M,Bordes M

更新日期：1975-02-01 00:00:00

abstract：:The i.p. inoculation of C3H mice with 5 times 10-6 cells of a transplantable ovarian carcinoma invariably evokes accumulation of large amounts of ascitic fluid. Histological and pharmacotherapeutic studies indicate that obstruction to peritoneal lymphatic drainage is a key factor in the formation of carcinomatous asci...

journal_title：Cancer research

authors： Feldman GB

更新日期：1975-02-01 00:00:00

abstract：:Isozymes of carbamyl phosphate synthetase (CPS), CPS I, a mitochondrial enzyme found exclusively in liver and involved in urea synthesis, and of CPS II, a soluble cytoplasmic enzyme widely distributed in animal tissues, were assayed in rat liver and in a series of rat liver neoplasms ranging widely in growth rate and ...

journal_title：Cancer research

authors： Lawson D,Paik WK,Morris HP,Weinhouse S

更新日期：1975-01-01 00:00:00

abstract：:The regulation of cyclic adenosine 3:5-monophosphate (cyclic AMP) phosphodiesterase activity in homogenates of malignant and cyclic AMP-induced "differentiated" neuroblastoma cells was studied. Neuroblastoma cells of at least three mouse and one human clone had both the low (2 to 4 muM) and the high (66 to 106 muM) Km...

journal_title：Cancer research

authors： Kumar S,Becker G,Prasad KN

更新日期：1975-01-01 00:00:00

abstract：:The autogenous humoral immune response of mice to their endogenous leukemia virus (MuLV) has been examined with respect to the reactivities of natural antibodies to MuLV envelope antigens and virus-induced cells surface antigens. The natural reactivity of MuLV envelope antigens was evaluated by means of a radioimmune ...

journal_title：Cancer research

authors： Hanna MG Jr,Ihle JN,Batzing BL,Tennant TW,Schenley CK

更新日期：1975-01-01 00:00:00

abstract：:Successive B16 melanoma tumor lines were selected for their ability to form pulmonary tumor nodules. This was accomplished by injecting tumor cells i.v. into syngeneic C57BL/6 mice and 2 to 3 weeks later collecting the secondary tumor growths and placing them into tissue culture. These tumor cells were then injected i...

journal_title：Cancer research

authors： Fidler IJ

更新日期：1975-01-01 00:00:00

abstract：:This study investigated the ultrastructure and development of virus particles detected in a spontaneous mammary tumor of an 8 year old rhesus monkey. During a 3-month period of tumor growth, several biopsies were performed. Thin section electron microscopy of the tumor tissue revealed 2 types of particles: 1) an in...

journal_title：Cancer research

authors： Chopra HC,Mason MM

更新日期：1970-08-01 00:00:00