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Biomedical subjects

M Lane

Publications and source records attributed to M Lane.

At least 145 records · Page 8Linked to original sources

Hydroxyldaunomycin (Adriamycin) combination chemotherapy in malignant lymphoma.

Combination chemotherapy with CHOP (cyclophosphamide, Adriamycin, vincristine, and prednisone) and HOP (Adrimycin, vincristine, and prednisone, was used as treatment for patients with pathologically staged, advanced non-Hodgkin's lymphoma. Among 204 evaluable patients treated on CHOP there were 71% complete remissions with 92% overall responses. Among the 216 evaluable patients on HOP there were 61% complete remissions and 88% responses. Complete remission rates among patients with histiocytic lymphoma were comparable to those of patients with lymphocytic disease. Patients with nodular lymphoma had higher rates of complete remission than their counterparts with diffuse lymphoma. This was noted with both CHOP (78% vs. 67%) and HOP (67% vs. 60%) induction therapy. Rapid responses were common, as more than 14% of complete remissions and 66% of overall responses were achieved with the first course of treatment. Patients in complete remission have been maintained with either cyclophosphamide, vincristine, and prednisone (COP) or arabinosyl cytosine, vincristine, and prednisone (OAP). After 1 year, 86% of patients on COP and 80% on OAP are projected to be free of disease.

Cyclophosphamide↗

Porfiromycin in the management of epidermoid and transitional cell cancer: a phase II study.

Porifiromycin has been tested in many groups of patients over the past several years (1-7). This report is an analysis of greater than 100 patients with epidermoid and urinary tract transitional cell carcinomas treated with this agent. A review of these data and the available literature on this agent shows that porfiromycin offers definite usefulness in disseminated squamous cell carcinomas of the cervix, and definite but lesser effectiveness in epidermoid carcinomas of the lung, the head and neck region, and other sites. Responsiveness was also demonstrated in transitional cell carcinomas of the urinary tract. Toxicity was tolerable and consisted primarily of myelosuppression and local skin necrosis in sites where extravasation had occurred.

Carcinoma, Squamous Cell↗

Effects of riboflavin deficiency on the ultrastructure of rat sciatic nerve fibers.

Ultrastructural studies indicate that riboflavin deficiency induced by either dietary restrictions alone or with the addition of the antagonist galactoflavin severely affects the structural integrity of myelin lamellae. The degenerative process induced by riboflavin deficiency is time dependent. Nonmyelinated nerve fibers are not affected ultrastructurally by the deficiency. Cellular organelles of both myelinated and nonmyelinated nerve fibers remain intact and presumably functional.

Animals↗

The nitroblue tetrazolium test in patients with advanced neoplastic diseases.

The nitroblue tetrazolium test (NBT) was evaluated in 111 patients with cancer. Patients were placed into control and "presumed infected" groups. The mean NBT score for the control group, 6.3, was significantly greater than the mean for a group of normal volunteers, 3.1, but the mean score for the "presumed infected" group, 15.6 was significantly higher. Less than 10 percent of the patients with bacterial infection had scores below 10, while 15 percent of the control patients had unexplained high scores. A method for concentrating leukocytes is described which makes the NBT test feasible in patients with granulocytopenia. Morphological changes in granulocytes used as indicators of infection are unreliable markers in cancer patients, in whom such changes occur frequently in the absence of infection. We have found that the NBT test is more useful as an indicator of infection in patients with cancer.

Bacterial Infections↗

The effects of bleomycin on immunocompetence in man.

Bleomycin was administered to six patients with advanced cancer. Multiple parameters of both antibody- and cell-mediated immunity were followed serially to characterize the effects of bleomycin on immunocompetence in humans. Antibody-mediated immunity, including primary vaccination with keyhole limpet hemocyanin, was not depressed. While there was no significant suppression of cell-mediated immunity, phytohemagglutinin-stimulated lymphocyte blastogenesis was reduced after treatment with bleomycin. The in vitro effects of bleomycin on lymphocyte stimulation were studied, and while thymidine incorporation was significantly inhibited by bleomycin, leucine incorporation was not reduced even at high concentrations of bleomycin. We have concluded that bleomycin does not suppress immunocompetence in man.

Antibody Formation↗