7 research outputs found

    [The STF Project: Female Tumor Screening].

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    A pilot study has been carried out to evaluate women's compliance to a screening program for cervical cancer. The study, initiated in 1994, was performed in conjunction with the ACRO project of the CNR by the Italian National Health Institute, in collaboration with La Sapienza University of Rome and the National Institute for Cancer Research in Genoa. A preliminary telephone survey was carried out on a sample of 400 women (200 in Rome and 200 in Genoa) to assess, among other factors, their attitude towards the screening program. Afterwards, an ad hoc advertising campaign was launched and 21,827 women, randomly chosen from the register office's lists, were sent a personal invitation to participate in the screening. Most women showed interest in attending the screening program at the interview, but the percentages of participation were low (25.7% in Genoa and 27.3% in Rome). On the other hand, a high percentage of women who participated in the screening had already had a Pap test in the previous three years (Genoa, 73%; Rome, 76%). The recruiting techniques that were used in this study, and that are commonly used, do not seem to reach the core of the target population for cervical screening, i.e. women who have never had a Pap test or who had a Pap test more than 5 years earlier. New methods of recruiting aimed at categories at risk and based more on direct contacts need to be developed

    Seasonal changes in tannin and nitrogen contents of Casuarina equisetifolia branchlets*

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    Seasonal dynamics of total phenolics (TP), extractable condensed tannins (ECT), protein-bound condensed tannins (PBCT), fiber-bound condensed tannins (FBCT), total condensed tannins (TCT), and protein precipitation capacity (PPC) in young, mature and senescent branchlets of Casuarina equisetifolia were studied at Chishan Forestry Center of Dongshan County, Fujian Province, China. In addition, nitrogen contents of branchlets at the different developmental stages were also determined. The contents of TP and ECT, and PPC in young branchlets were significantly higher than those in mature and senescent branchlets through the season. However, PBCT contents were significantly higher in senescent branchlets than those in young and mature branchlets; FBCT fluctuated with season. Young branchlets had the highest N content, which decreased during branch maturity and senescence. The highest contents of TP and the lowest contents of TCT and N in young and mature branchlets were observed in summer. There was a significant negative correlation between TP and N contents. In contrast, TCT contents were positively correlated to N contents. Nutrient resorption during senescence and high TCT:N ratios in senescent branchlets are the important nutrient conservation strategies for C. equisetifolia
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