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6 μm) CsPbI3 nanocrystal film, exceeding the values obtained for commercial X-ray detectors, and further confirming good material quality. This CsPbX3 X-ray detector is sufficient for cost-effective device miniaturization based on a simple design.Transition metal dichalcogenide (TMD) nanomaterials, specially MoS2 , are proven to be appealing nanoagents for photothermal cancer therapies. However, the impact of the crystal phase of TMDs on their performance in photoacoustic imaging (PAI) and photothermal therapy (PTT) remains unclear. Herein, the preparation of ultrasmall single-layer MoS2 nanodots with different phases (1T and 2H phase) is reported to explore their phase-dependent performances as nanoagents for PAI guided PTT in the second near-infrared (NIR-II) window. Significantly, the 1T-MoS2 nanodots give a much higher extinction coefficient (25.6 L g-1 cm-1 ) at 1064 nm and subsequent photothermal power conversion efficiency (PCE 43.3%) than that of the 2H-MoS2 nanodots (extinction coefficient 5.3 L g-1 cm-1 , PCE 21.3%). Moreover, the 1T-MoS2 nanodots also give strong PAI signals as compared to negligible signals of 2H-MoS2 nanodots in the NIR-II window. [https://www.selleckchem.com/products/Y-27632.html Y-27632 price] After modification with polyvinylpyrrolidone, the 1T-MoS2 nanodots can be used as a highly efficient agent for PAI guided PTT to effectively ablate cancer cells in vitro and tumors in vivo under 1064 nm laser irradiation. This work proves that the crystal phase plays a key role in determining the performance of nanoagents based on TMD nanomaterials for PAI guided PTT.Prenatal breastfeeding intentions impact breastfeeding practices. Racial/ethnic disparities exist in breastfeeding rates; it is unknown if prenatal intentions and meeting intentions differ by race/ethnicity. A longitudinal cohort of USDA's Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) which enrolled participants beginning in 2013 were used to estimate prenatal intentions for breastfeeding initiation, exclusive breast milk feeds at 1 and 3 months by race/ethnicity (n = 2070). Meeting intentions were determined by reported breast milk consumption at birth, 1 month and 3 months. Multivariable logistic regression was used to determine the association of race/ethnicity with meeting intentions. There were no differences in prenatal breastfeeding intentions between non-Hispanic White and non-Hispanic Black women (initiation 86.9% and 87.2%; Month 1 52.3% and 48.3%; Month 3 43.8% and 40.9%; respectively), but a higher percentage of Hispanic women intended to breastfeed at all time points (95.5%, 68.3% and 56.4%; respectively, P less then 0.05). Among women who intended to breastfeed at Month 1, non-Hispanic Black and Hispanic women had significantly lower odds of meeting intentions compared with non-Hispanic White women after adjusting for covariates (aORs 0.63 [95% CI 0.41, 0.98]; 0.64 [95% CI 0.44, 0.92], respectively). Similar findings were seen for Month 3. Despite no differences in breastfeeding intentions, non-Hispanic Black women were less likely to meet their breastfeeding intentions than non-Hispanic White women. Hispanic women were more likely to intend to breastfeed yet were less likely to meet their intentions. This suggests that non-Hispanic Black and Hispanic women face challenges to meeting their longer breastfeeding intentions. Understanding how racism, bias and discrimination contribute to women not meeting their breastfeeding intentions may help efforts to reduce breastfeeding disparities.<br /><br /> To determine the factors associated with the degree of distress experienced by patients with cancer before disclosing their cancer diagnosis to a friend and their perceptions of social support upon disclosure.<br /><br /> Adult patients with cancer participated in a cross-sectional Internet-based survey on their behaviour when disclosing their diagnosis to a selected friend, degree of distress before this disclosure and perceived social support upon disclosure.<br /><br /> Of 473 eligible respondents, around half were middle-aged (40-59years) and around half were men. Having a younger age (20-39years), being a woman and delaying disclosure were factors associated with greater pre-disclosure distress. Most participants perceived receiving emotional support upon disclosure. Telling a close friend or a female friend and early disclosure timing were associated with perceived social support, although this varied by social support type.<br /><br /> Younger patients and women may need more support in deciding to disclose their cancer diagnosis to friends. Selection of to whom to disclose this information and disclosure timing should be considered to achieve more desirable outcomes. In addition to selective disclosure-including planning and scheduling-communication skills may be required for effectively disclosing a cancer diagnosis and achieving favourable results following this disclosure.<br /><br />Younger patients and women may need more support in deciding to disclose their cancer diagnosis to friends. Selection of to whom to disclose this information and disclosure timing should be considered to achieve more desirable outcomes. In addition to selective disclosure-including planning and scheduling-communication skills may be required for effectively disclosing a cancer diagnosis and achieving favourable results following this disclosure.<br /><br /> The nutrition service available for athletes competing at major events varies significantly and is dependent on advocacy for dietetic inclusion. The aim of this study was to describe the outcomes of a nutrition service designed and led by dietitians at a major international competition the 2017 Taipei Universiade.<br /><br /> Athletes (university students aged 17-25 years) and officials that used the service were invited to participate. Occasions of service were recorded using standard pro formas and dietary analysis of consultations was conducted using Foodworks.<br /><br /> The scope of the service included 242 enquiries, 884 weight checks, 25 skinfold measures and 37 consultations. A significantly higher proportion of females asked about food allergy/intolerance (26.2% vs 12.5%, P = .039) than males. Most athletes who sought a nutrition consultation had not received previous nutrition support (86.5%) and wanted performance-related meal plans and advice (81.1%). On average, their diets were adequate in micronutrients with the exception of calcium, and low in serves of vegetables and dairy products.