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Background Nonsmall cell lung cancer (NSCLC) is a malignant cancer type and has developed into the leading cause of cancer-related death worldwide. Small nucleolar RNA host gene 6 (SNHG6) has been identified as an oncogene in multiple cancers. However, the functions of SNHG6 in tumorigenesis and progression of NSCLC are still poorly understood. Materials and Methods The expression of SNHG6, miR-490-3p, and remodeling and spacing factor 1 (RSF1) in NSCLC tumors and cells was measured by quantitative real-time polymerase chain reaction. The correlation between miR-490-3p and SNHG6 or RSF1 was analyzed by Pearson's correlation coefficient. Luciferase reporter assay was employed for verifying the interaction between miR-490-3p and SNHG6 or RSF1. Cell viability was examined by 3-(4, 5)-dimethylthiazole-2-y1)-2, 5-biphenyl tetrazolium bromide (MTT) assay. Cell apoptosis was evaluated by flow cytometry and Western blot, respectively. Protein expression of RSF1, Bcl-2, Bax, and cleaved caspase-3 (cleaved casp-3) was ating miR-490-3p/RSF1 axis, representing promising targeted therapeutic strategies against NSCLC.In the era of scale up, global donor-driven HIV activities are transforming NGO work by demanding administrative, technical, and data-oriented activities. Drawing on interviews and participant observation in an NGO in the West Papuan city of Manokwari between 2011 and 2014, I attempt to understand why Indigenous Papuan NGO employees were steadily replaced by non-Indigenous migrant settlers, mainly of Javanese heritage, to deliver HIV services. I show that new rivalries, technical roles, performance targets and efficiency rhetoric intersected with existing racialization to produce a preference for Javanese employees, who were assumed to be more compliant and professional than their Papuan counterparts and to operate more easily within the technocratic regime imposed by donor expectations. I use the term technocratic racism to describe the way that global HIV rationalities intersect with ethnic stereotypes and gendered racial ideas to make possible certain HIV workers and not others. I contribute to anthropological literature on the delivery of HIV services by showing how a technocratic approach to HIV/AIDS intervention intersects with a settler-colonial context to gradually exclude Indigenous employees. Approaches that allow for relational, independent and flexible services would assist to decolonize HIV responses in West Papua.OBJECTIVES This study examined the utility of stationary intraoral tomosynthesis (s-IOT) in opening proximal contacts in bitewing radiography. METHODS 11 DENTSPLY Rinn Dental X-ray Teaching and Training Replica mannequins (Model #546002, Elgin, Ill) were imaged with a prototype s-IOT device (Surround Medical Systems, Morrisville, NC) and standard bitewing (SBW) technique. Premolar and molar bitewings were acquired with each system. Image receptor holders were used to position receptors and aid in the alignment of the position indicating devices. An expert operator (having more than 5 years of experience in intraoral radiography) acquired the images with the s-IOT prototype and standard intraoral X-ray devices. Images were assessed to analyze percentage overlap of the proximal surfaces using the tools available in ImageJ (NIH, Bethesda Maryland). RESULTS 253-paired surfaces were included in the analysis. The difference in overlap was statistically significant with standard bitewing (SBW) images resulting in a median overlap of 13%, a minimum of 0%, a maximum of 100% and an interquartile range of 40%. s-IOT resulted in a median overlap of 1%, a minimum of 0%, a maximum of 37% and an interquartile range of 0%. The s-IOT prototype substantially reduced proximal surface overlap compared to conventional bitewing radiography. CONCLUSIONS The use of s-IOT reduced proximal contact overlap compared to standard bitewing radiography for an experienced radiographer. Stationary intraoral tomosynthesis may be a potential alternative to SBW radiography, reducing the number of retakes due to closed contacts.Heart failure with preserved ejection fraction (HFpEF), a major public health problem that is rising in prevalence, is associated with high morbidity and mortality and is considered to be the greatest unmet need in cardiovascular medicine today because of a general lack of effective treatments. To address this challenging syndrome, the National Heart, Lung, and Blood Institute convened a working group made up of experts in HFpEF and novel research methodologies to discuss research gaps and to prioritize research directions over the next decade. Here, we summarize the discussion of the working group, followed by key recommendations for future research priorities. There was uniform recognition that HFpEF is a highly integrated, multiorgan, systemic disorder requiring a multipronged investigative approach in both humans and animal models to improve understanding of mechanisms and treatment of HFpEF. It was recognized that advances in the understanding of basic mechanisms and the roles of inflammation, macrovascu research progress. This resource would facilitate comprehensive, deep phenotyping of a multicenter HFpEF patient cohort with standardized protocols and a robust biorepository. The research priorities outlined in this document are meant to stimulate scientific advances in HFpEF by providing a road map for future collaborative investigations among a diverse group of scientists across multiple domains.Background - Rapid delayed rectifier K+ current (IKr) and late Na+ current (INaL) significantly shape the cardiac action potential (AP). Changes in their magnitudes can cause either long or short QT syndromes (LQT, SQT) associated with malignant ventricular arrhythmias and sudden cardiac death. Methods - Physiological self AP-clamp was used to measure INaL and IKr during the AP in rabbit and porcine ventricular cardiomyocytes in order to test our hypothesis that the balance between IKr and INaL affects repolarization stability in health and disease conditions. Results - We found comparable amount of net charge carried by IKr and INaL during the physiological AP suggesting that outward K+ current via IKr and inward Na+ current via INaL are in balance during physiological repolarization. Remarkably, IKr and INaL integrals in each control myocyte were highly correlated in both healthy rabbit and pig myocytes, despite high overall cell-to-cell variability. This close correlation was lost in heart failure myocytesdiseases with repolarization abnormalities.Addressing women's low uptake of HIV pre-exposure prophylaxis (PrEP) requires improved understanding of their product preferences. Such preferences should be contextualized according to other aspects of their reproductive health, including their contraception practices. We investigated women's preferences across 10 PrEP modalities currently available or under study and examined associations between PrEP modality preferences and contraception practices. Heterosexually active women recently engaged in care at Connecticut Planned Parenthood centers (n = 563) completed an online survey. Participants were presented with images and descriptions of 10 PrEP modalities and asked to indicate their preference and specify their reasoning in an open-response format. Participants also reported prior and current use of 16 contraception modalities along with relationship, sexual health, and sociodemographic characteristics. The sample included women ages 18-45 (45.3% 25 or younger) who were predominantly non-Hispanic black (35.7%) or white (33.7%). All PrEP modalities presented were preferred by at least some women, with daily pills (24.9%), injections (24.3%), and invisible implants (14.9%) preferred most commonly. Across all modalities, associated reasoning often centered around ease of use and comfort. Coincidence with contraception modality was the third-most common reason underlying women's preferences. Women currently using the analogous contraception modality versus never having used it had higher odds of preferring PrEP daily pills [adjusted odds ratio (AOR) = 2.03], injections (AOR = 8.45), invisible implants (AOR = 11.63), and vaginal rings (AOR = 8.66). Diversification of available PrEP modalities and prioritization of those coinciding with popular contraception practices-especially daily pills, injections, and implants-could optimize PrEP acceptability, encourage PrEP uptake, and ultimately reduce HIV incidence among women.The southern United States accounted for 52% of new HIV diagnoses in 2015. Visits to primary care providers (PCPs) offer opportunities for routine HIV screening. However, of at-risk persons in the United States who visited a health care provider within the previous year, >75% were not offered a test for HIV. Perceptions of patient population risk by PCPs could offer insight into these missed opportunities, and inform development of HIV testing interventions for PCPs to increase routine screening. During April-October 2017, we conducted online surveys regarding PCP's perceptions of patient HIV risk in six areas of the South with high-HIV prevalence. Surveys queried HIV-related knowledge, beliefs, attitudes, and practices. Free-text responses to the question "Are there any unique or special risk factors relating to HIV infection in your patient population?" were analyzed using NVivo for applied thematic analysis. Of 526 respondents, the mean age was 47 years with 65% white, 13% Asian/other, 13% black, 6% Hispanic/Latino; 71% female; 93% straight/heterosexual; and 35% offered HIV screening correctly based on standard of care. Main themes revealed were as follows (1) provider perceptions of patient risk factors (e.g., "injection drug use is rampant"), (2) provider perceptions of patient barriers to access and care (e.g., "concern for parental notification and cost for treatment"), and (3) provider misconceptions of HIV risk and patient stigmatization (e.g., "I have a low-risk population"). Our findings suggest that PCPs in the South may warrant education regarding local HIV prevalence and routine HIV screening and prevention practices.Biobanking has become an indispensable tool for translational research and health innovations. While the field of biobanking has progressed and evolved globally, biobanking in developing Association of Southeast Asian Nations (ASEAN) countries such as the Philippines remains underrepresented because of several challenges often encountered in these low- and middle-income countries. Recently, the Philippine government has undertaken enormous efforts to advancing research and development in the country, and one of the current research pursuits is the establishment of biobanks, with the hope of attaining more discoveries and innovations in the future. Given that cancer remains a leading cause of death in the Philippines, the Philippine government supported the establishment of a cancer biobank at the Philippine General Hospital (PGH). read more In this study, we present a specific use case of biobanking activity at the PGH Biobank, to build a cohort of biospecimens from Filipino patients with breast, endometrial, and ovarian cancer. This initiative is part of a biomonitoring study (1) to assess environmental exposures and possible risk factors in the Philippine population and (2) to develop a system of culturing human cells from Filipino patients for subsequent in vitro studies. We discuss issues faced and the solutions developed during the implementation of the biobank. Strong research collaboration, a funding source, basic infrastructure, and appropriate technology helped initiate this pilot biobank in the Philippines. Overall, the experiences of establishing the PGH Biobank may help other institutions in low-resource countries to set up cancer biobanks.
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