11 research outputs found

    Regret around fertility choices is decreased with pre-treatment counseling in gynecologic cancer patients

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    PURPOSE: Data have demonstrated an association between regret and lack of fertility counseling among patients undergoing treatment for non-gynecologic cancers. We sought to determine if fertility-related regret is reduced with pre-treatment counseling or fertility-sparing surgery (FSS) in patients with gynecologic cancers. METHODS: A cross-sectional survey was administered to 593 reproductive-age survivors (18-40 years old at diagnosis) of localized cervix, ovarian, or endometrial cancers that were eligible for FSS. A validated Decision Regret Score was used to evaluate regret in patients. RESULTS: 470 women completed the survey. Forty-six percent received pre-treatment counseling about treatment's effects on fertility. Having received counseling (adjusted ß-coefficient of −1.24, 95% CI=−2.29-−0.18, p=0.02), satisfactory counseling (adjusted ß-coefficient of −2.71, 95% CI=−3.86–−1.57, p<0.001) and FSS (adjusted ß-coefficient of −1.26, 95% CI=−2.39-−0.14, p=0.03) were associated with lower regret post-treatment, after adjusting for age. Time since diagnosis, prior parity, socioeconomic status and cancer type were not associated with regret (p>0.05). While 50% of women reported desiring more children after diagnosis, desire for children after treatment was associated with increased regret (adjusted ß-coefficient of 3.97, 95% CI=2.92-5.02, p<0.001). CONCLUSIONS: Though less than half of study participants received counseling about the effect of cancer treatment on future fertility, both fertility counseling and FSS were associated with decreased regret in reproductive-aged women with gynecologic cancers. Desire for more children after treatment was associated with increased regret. IMPLICATIONS FOR CANCER SURVIVORS: Inquiring about fertility desires and providing counseling regarding reproductive outcomes following cancer treatment should be implemented as part of the treatment process

    XerR, a negative regulator of XccR in Xanthomonas campestris pv. campestris, relieves its repressor function in planta

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    We previously reported that XccR, a LuxR-type regulator of Xanthomonas campestris pv. campestris (Xcc), activates the downstream proline iminopeptidase virulence gene (pip) in response to certain host plant factor(s). In this report, we further show that the expression of the xccR gene was repressed in the culture medium by an NtrC-type response regulator, which we named XerR (XccR expression-related, repressor), and that this repression was relieved when the bacteria were grown in planta. Such a regulatory mechanism is reinforced by the observations that XerR directly bound to the xccR promoter in vitro, and that mutations at the phosphorylation-related residues of XerR resulted in the loss of its repressor function. Furthermore, the expression level of xccR increased even in XerR-overexpressing Xcc cells when they were vacuum infiltrated into cabbage plants. We also preliminarily characterized the host factor(s) involved in the above mentioned interactions between Xcc and the host plant, showing that a plant material(s) with molecular weight(s) less than 1 kDa abolished the binding of XerR to the xccR promoter, while the same material enhanced the binding of XccR to the luxXc box in the pip promoter. Taken together, our results implicate XerR in a new layer of the regulatory mechanism controlling the expression of the virulence-related xccR/pip locus and provide clues to the identification of plant signal molecules that interact with XerR and XccR to enhance the virulence of Xcc
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