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Biomedical subjects

B Reinke

Publications and source records attributed to B Reinke.

4 recordsLinked to original sources

DNA ploidy and cell-cycle analysis in pancreatic and ampullary carcinoma: flow cytometric study of formalin-fixed paraffin-embedded tissue.

The cellular DNA content of formalin-fixed, paraffin-embedded specimens from 47 ductal adenocarcinomas of the pancreas and 5 adenocarcinomas of the ampulla of Vater was analysed using flow cytometry. Ploidy and the fraction of cells in the S and G2M phases were determined and correlated with tumour stage and grade as well as patients' survival. Cell populations with aneuploid DNA content were observed in 15% of the tumours. The S + G2M fractions ranged between 1% and 10%. Compared to non-neoplastic tissue of the pancreas the S + G2M fraction was significantly higher in the carcinomas. Cox regression analysis revealed the S + G2M fraction as an independent prognostic factor (p less than 0.05). Ploidy was of no prognostic value for survival, but correlated weakly with tumour stage and tumour grade. All patients without lymph node metastases at time of surgery had diploid tumours. Aneuploidy was restricted to tumours in advanced stages and tended to be more frequent in high-grade tumours.

Adult↗

Organizational analysis of three community support program models.

Little attention has been paid to the organizational and administrative characteristics of effective community support programs for the chronic mentally ill. The authors analyzed three successful support programs in Wisconsin that employ three different models of service delivery: one provides services through caseworkers who carry specialized caseloads, another through local nonprofessionals who work with a centrally located program coordinator, and the third through a team of various mental health workers. Each program has tailored its organizational process to suit the types of clients it sees, the size of its catchment area, and the availability of other professional resources. The interrelated strengths and weaknesses of each model are discussed.

Chronic Disease↗