Publications by authors named "Chavez J"

Polycomb Repressive Complex 1 (PRC1) is a family of epigenetic regulators critical for mammalian development. Elucidating PRC1 composition and function across cell types and developmental stages is key to understanding the epigenetic regulation of cell fate determination. In this study, we discovered POGZ, a prominent Autism Spectrum Disorder (ASD) risk factor, as a novel component of PRC1.

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Background: Frailty is associated with increased perioperative morbidity and mortality. How thoracic surgeons recognize, measure, and mitigate frailty in their daily clinical practice is unknown. We administered a national survey to determine the current practices of thoracic surgeons managing frail patients.

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Introduction: CAR-T therapy has transformed the treatment landscape for relapsed/refractory diffuse large B-cell lymphomas (DLBCL).

Areas Covered: This article reviews the existing evidence for using CAR-T therapy as a second-line treatment. Two major phase 3 trials, ZUMA-7 and TRANSFORM, have shown that axi-cel and liso-cel, respectively, offer superior outcomes compared to historical standard chemoimmunotherapy and consolidation with autologous hematopoietic stem cell transplantation (auto-HCT).

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Health risk behaviors continue to disproportionately affect Hispanic youth. Despite the existence of successful family and school-based interventions, there is a need for developing and testing individually-based preventive interventions that are easily accessed and widely disseminated. Therefore, this study aimed to develop a prototype (proof of concept) for an individual-level mobile application (app), informed by Hispanic parents and adolescents, to prevent/reduce drug use and sexual risk behaviors among Hispanic youth.

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Purpose Of Review: Latino/x/e men who have sex with men (LMSM) in the United States are disproportionately affected by HIV. Peer-led adjunctive interventions show promise for enhancing engagement in HIV prevention and care among LMSM, but their effectiveness and implementation remain underexplored. This scoping review aimed to map existing evidence on peer-led interventions, identify gaps, and inform future research for enhancing HIV prevention and care among LMSM.

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We present a comprehensive spectroscopic study supported by theoretical quantum chemical calculations conducted on a molecular system (4-(5-methyl-1,3,4-thiadiazol-2-yl)benzene-1,3-diol (C1) and the antibiotic Amphotericin B (AmB)) that exhibits highly synergistic properties. We previously reported the strong synergism of this molecular system and now wish to present related stationary measurements of UV-Vis absorption, fluorescence, and fluorescence anisotropy in a polar, aprotic solvent (DMSO and a PBS buffer), followed by time-resolved fluorescence intensity and anisotropy decay studies using different ratios of the selected 1,3,4-thiadiazole derivative to Amphotericin B. Absorption spectra measured for the system revealed discrepancies in terms of the shapes of absorption bands, particularly in PBS.

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Axicabtagene ciloleucel (axi-cel), a chimeric antigen receptor T-cell therapy, has significantly improved clinical outcomes in adult patients with relapsed/refractory large B-cell lymphoma. However, few studies have examined patient-reported outcomes (PROs) or neurocognitive performance in patients treated with axi-cel. Moreover, no longitudinal PRO study has reported on patients treated with axi-cel as standard of care in the United States, to our knowledge.

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Huanglongbing (HLB), also known as citrus greening disease, is a devastating disease of citrus. However, there is no known cure so far. Recently, under Section 24(c) of the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA), a special local need label was approved that allows the trunk injection of antimicrobials such as oxytetracycline (OTC) for HLB management in Florida.

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Article Synopsis
  • The paper highlights the increasing global efforts to prevent fragility fractures and the need to assess the effectiveness of these programs.
  • It focuses on the incidence of secondary fractures after implementing fracture liaison services (FLS) and involves a scoping review of existing systematic reviews in the medical literature.
  • Findings show varied incidences of secondary fractures (0% to 37%) influenced by different programs and methodologies across 20 countries, with detailed results available in supplementary tables.
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Endometriosis is a debilitating disease affecting 190 million women worldwide and the greatest single contributor to infertility. The most broadly accepted etiology is that uterine endometrial cells retrogradely enter the peritoneum during menses, and implant and form invasive lesions in a process analogous to cancer metastasis. However, over 90% of women suffer retrograde menstruation, but only 10% develop endometriosis, and debate continues as to whether the underlying defect is endometrial or peritoneal.

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Agricultural residues represent a valuable opportunity to develop circular bioeconomic systems centered on biomass. Characterizing this type of biomass can alleviate the pressure on current biomass sources (e.g.

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Article Synopsis
  • - People of Haitian descent have faced stigma and disproportionately high rates of HIV, leading to a need for targeted research and intervention.
  • - This scoping review evaluated studies on HIV prevention and treatment interventions specifically for Haitian populations, with a broad eligibility criteria and comprehensive search of eight major databases.
  • - The review revealed a shortage of studies focused on Haitian populations, primarily involving women in Haiti, highlighting the necessity for community-based strategies to better address HIV-related health disparities.
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is a pathogen of critical priority importance according to the WHO. Due to its multi-resistance and expression of various virulence factors, it is the causal agent of severe healthcare-acquired infections (HAIs). Effective strategies to control infections caused by must include early and specific detection of the pathogen for early and timely antibiotic prescription.

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Nuclear explosion in a densely populated area is the worst that can happen to any country in the world due to enormous loss of life, property and severe economic damage. Nuclear explosions immediately cause radiological damage and destruction of infrastructure. This hydro-magnetic shock propagation due to blast gives rise to simultaneous signals around the world.

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Article Synopsis
  • * The study introduces Sensor-seq, a high-throughput platform that allows for the design and identification of aTF biosensors that can bind to a variety of non-native ligands, testing 17,737 variants of aTF TtgR against multiple compounds.
  • * Sensor-seq successfully finds biosensors with high performance for various ligands and showcases their practical use through cell-free detection systems for specific drugs, enhancing the ability to create new biosensors beyond natural limitations.
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Diet profoundly influences the composition of an animal's microbiome, especially in holometabolous insects, offering a valuable model to explore the impact of diet on gut microbiome dynamics throughout metamorphosis. Here, we use monarch butterflies (Danaus plexippus), specialist herbivores that feed as larvae on many species of chemically well-defined milkweed plants (Asclepias sp.), to investigate the impacts of development and diet on the composition of the gut microbial community.

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Emergency Operations Centers (EOCs) are locations from where activities are conducted in support of emergency incident response, including management of information flows/communications and coordination of strategic decision-making and activities across diverse communities and organizations. To date, knowledge is limited about practices involved in structuring and operating EOCs at public offices of emergency management (OEMs) and influencing factors. Through surveys and analysis of organizational documents, this study examines the models used by OEMs and the factors that influence the choice of models and organizational perception of the effectiveness of the employed models.

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This article reports on a single pass amplifier based on stimulated Raman scattering in a methane-filled negative curvature hollow core fiber (HCF) to transition 1.06 μm power to 1.54 μm.

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Background: Baby-Friendly Hospitals (BFH) in the United States (U.S.) are associated with higher breastfeeding initiation rates.

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The B cell receptor (BCR) signalling pathway has an integral role in the pathogenesis of many B cell malignancies, including chronic lymphocytic leukaemia, mantle cell lymphoma, diffuse large B cell lymphoma and Waldenström macroglobulinaemia. Bruton tyrosine kinase (BTK) is a key node mediating signal transduction downstream of the BCR. The advent of BTK inhibitors has revolutionized the treatment landscape of B cell malignancies, with these agents often replacing highly intensive and toxic chemoimmunotherapy regimens as the standard of care.

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In modern biomedical research, cultivable cell lines are an indispensable tool, and the selection of cell lines that exhibit specific functional profiles is often critical to success. Cellular functional pathways have evolved through the selection of protein intra- and intermolecular interactions collectively referred to as the interactome. In the present work, quantitative in vivo protein cross-linking and mass spectrometry were used to probe large-scale protein interactome differences among three commonly employed human cell lines, namely, HEK293, MCF-7, and HeLa cells.

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Implantable sensors that can monitor analytes related to cognitive and physiological status have gained significant focus in recent years. We have developed an implantable biosensor to detect dehydroepiandrosterone sulfate (DHEA-S), a biomarker related to stress. The biosensor strategy was based on the principle of forced intercalation (FIT) aptamers designed to detect subtle intramolecular changes during aptamer-target binding events.

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Article Synopsis
  • The COVID-19 pandemic prompted researchers to adopt remote observational methods for studying parent-child interactions, particularly in socioeconomically and racially diverse families.
  • This study focused on remote assessments of 133 low-income parent-child dyads during a longitudinal study on postpartum depression interventions, adapting procedures for observing parenting and child behavior while ensuring reliability.
  • Findings indicated high participation satisfaction, with most families enjoying the remote assessments, and parents expressing a preference for virtual visits, highlighting the viability of remote research in diverse populations.
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Candida auris is considered a nosocomial pathogen of high concern and is currently spreading across the United States. Infection control measures for C. auris focus mainly on healthcare facilities, yet transmission levels may already be significant in the community before outbreaks are detected in healthcare settings.

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