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Biomedical subjects

S Leigh

Publications and source records attributed to S Leigh.

31 records · Page 2Linked to original sources

Multiagent chemotherapy in relapsing ovarian cancer.

A multiagent regimen (vinblastine, bleomycin, hexamethylmelamine, and cis-platinum) partly designed on the basis of data from a human tumor stem cell assay was used to treat 36 patients with relapsing epithelial ovarian cancer. All patients included in this study had previously received alkylating agent therapy, and 78% (28/36) had also received Adriamycin. Thirty-five patients were clinically evaluable for response; eight achieved complete clinical remission, and nine achieved partial remission, for an overall response rate of 49%. The median duration of response was 10 months, and three of the complete responders are in remission at 10+, 17+, and 22+ months. Mild to moderate peripheral neuropathy was the major side effect, occurring in 11% (4/35) of patients. Myelotoxicity was well tolerated. We conclude that this four-drug regimen is effective in the treatment of relapsing ovarian cancer patients and should be considered for study as a front-line combination chemotherapy for previously untreated patients.

Altretamine↗

Nabilone: a potent antiemetic cannabinol with minimal euphoria.

Nabilone is a cannabinol derivative which has potent central antiemetic effects in animals. We observed that the drug significantly reduced the nausea and vomiting induced by cancer chemotherapy in 10 of 13 patients who were refractory to conventional antiemetics. A dose-response effect was apparent. The drug was generally well-tolerated, although it also had sedative effects. Additionally, dizziness, decreased coordination and postural hypotension were observed in some patients. Euphoric effects of the agent were minimal at antiemetic dosage levels.

Adolescent↗

Lead and methyl mercury: effects of acute exposure on cytochrome P-450 and the mixed function oxidase system in the liver.

The rat liver mixed function oxidase system which is responsible for the metabolism of endogenous and exogenous compounds has been shown to be affected by lead and methyl mercury. Administration of these environmental pollutants to rats results in a decrease in cytochrome P-450 content and inhibition of in vitro N-demethylase and hydroxylase activities. The in vitro enzyme-inhibiting effects of the metals found pharmacological expression in the whole animal by prolongation of hexobarbital-induced sleeping times.

Aniline Compounds↗

The big brush in.

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Adolescent↗

The impact of the cancer experience on long-term survivors.

Little is known about the impact of the cancer experience on long-term survivors of adult cancers. This exploratory study describes survivors' needs and identifies emic (in the subject's own words) categories and patterns among physiological, psychological, and socioeconomic changes, problems/concerns, and needs. A purposive sample of 17 adults more than two years post-cancer therapy was interviewed using the semi-structured Cancer Survivor Questionnaire (CSQ). Deductive content analysis was used to identify specific changes, problems/concerns, or needs associated with physiological, psychological, and socioeconomic categories. Inductive content analysis identified major emic themes and patterns. Findings indicate that the cancer experience permanently changes life patterns and suggest guidelines for nurses to use in helping the cancer survivor better adapt holistically to long-term survival.

Adult↗