7,118 results match your criteria: "the University of Arizona[Affiliation]"

Enhancing nitrogen transformation and humification in cow manure composting through psychrophilic and thermophilic nitrifying bacterial consortium inoculation.

Bioresour Technol

December 2024

College of Veterinary Medicine, Northwest A&F University, Key Laboratory of Animal Biotechnology of the Ministry of Agriculture and Rural Affairs, Yangling, Shaanxi 712100, China. Electronic address:

Excessive nitrogen release during composting poses significant challenges to both the environment and compost quality. Biological enhancement of humification and nitrogen conservation is an environmentally friendly and cost-effective approach to composting. The aim of this study was to develop a psychrophilic and thermophilic nitrifying bacterial consortium (CNB) and investigate its role in nitrogen transformation and humification during cow manure composting.

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Sunflower (Helianthus annuus) is an ornamental, edible-seed, and important oil source plant in the USA. In June 2023, head rot was observed in sunflowers grown in an experimental field at Yuma County Cooperative Extension, University of Arizona, AZ (32°42'35.5"N, 114°42'25.

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Light-Induced Ring-to-Chain Transformations of Elemental Sulfur: Nonadiabatic Dynamics Simulations.

J Phys Chem Lett

October 2024

Department of Chemistry and Biochemistry, The University of Arizona, Tucson, Arizona 85721-0041, United States.

The emergence of high-sulfur content polymeric materials and their diverse applications underscore the need for a comprehensive understanding of the ring-to-chain transformation of elemental sulfur. In this study, we delve into the ultrafast transformation of the elemental sulfur ring upon photoexcitation employing advanced nonadiabatic dynamics simulations. Our findings reveal that the bond breaking of the ring occurs within tens of femtoseconds.

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Background:  Imaging and Clinical Informatics are domains of biomedical informatics. Imaging Informatics topics are often not covered in depth in most Clinical Informatics fellowships. While dedicated Imaging Informatics fellowships exist, they may not have the same rigor as ACGME (Accreditation Council for Graduate Medical Education) accredited Clinical Informatics fellowships and they do not provide a direct path toward subspecialty board certification.

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The Rho Kinase (ROCK) pathway is recognized to be involved in changes that lead to remodeling in pulmonary hypertension (PH), particularly cellular processes including signaling, contraction, migration, proliferation, differentiation, and apoptosis. Simvastatin (Sim) has a potent anti-proliferative and pro-apoptotic effect on vasculature smooth muscle cells through the inhibition of the synthesis of isoprenoids intermediates which are essential for the post-translational isoprenylation of Rho, Rac, and Ras family GTPases. Sim targets the underlying mechanism in vascular remodeling.

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Article Synopsis
  • This study looked at how a medicine called nintedanib might help with breast cancer by making the environment around the tumor less stiff.
  • Researchers tested this by comparing two groups of patients: one got regular treatment while the other received nintedanib with their treatment.
  • They found that although overall survival rates were similar, patients with high stiffness scores (MeCo) had a higher risk of cancer returning, but taking nintedanib lowered that risk.
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This study provides a comprehensive summary of the findings regarding the application and diagnostic efficacy of droplet digital PCR (ddPCR) in detecting viral and bacterial pathogens in aquaculture. Utilizing a systematic search of four databases up to 6 November 2023, we identified studies where ddPCR was deployed for pathogen detection in aquaculture settings, adhering to Preferred Reporting Items for Systematic Reviews and Meta-analysis of Diagnostic Test Accuracy guidelines. From the collected data, 16 studies retrieved, seven were included in a meta-analysis, encompassing 1121 biological samples from various fish species.

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The lack of remediation of inactive mine sites is a serious global concern, as they pose risks to the environment, human health, and safety. The potential of subsp. to remediate post-mining sites contaminated with copper (Cu) at high altitudes, which is a challenging task for most management strategies, was explored in this study.

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Approximately 7-10% of people experiencing bereavement following a death develop prolonged grief disorder, a psychiatric disorder included in the DSM-5-TR. Prolonged grief disorder encompasses core symptoms of intense yearning/longing for and preoccupation with thoughts or memories of the deceased person experienced to a clinically significant degree for at least the last month, other key associated symptoms (e.g.

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Background: This report analyzes traumatic anterior skull base CSF leaks following nasopharyngeal swab testing for detection of SARS-CoV-2 in the largest case series to date, combined with a systematic literature review.

Methods: Retrospective multi-institutional case-series of traumatic anterior skull base CSF leak with clear antecedent history of COVID-19 swab was completed. A comprehensive search of databases was performed for the systematic literature review.

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Background: Intervention on Type B dissection frequently requires landing the proximal edge of the stent graft between the left common carotid artery and left subclavian artery (LSA). The Gore® TAG® Thoracic Branch Endoprosthesis (TBE) is a technology which allows LSA preservation with a single internal branch.

Methods: This study was a prospective non-randomized single-arm clinical trial of patients with type B aortic dissection that were treated with the single branched device.

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Chios Mastic Gum: A Promising Phytotherapeutic for Cardiometabolic Health.

Nutrients

September 2024

School of Nutritional Sciences and Wellness, The University of Arizona, Tucson, AZ 85721, USA.

Chios mastic gum (CMG) is a resin obtained from the var. tree that grows in the Mediterranean. For millennia, it has been renowned for its medicinal properties, but recently, CMG has gained attention due to its pronounced anti-inflammatory and antioxidative properties and its use in oral health, inflammatory bowel disease, cancer, and risk factors related to cardiovascular and metabolic diseases.

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Assessing the Association of Healthcare Resource Utilization and Patient-Reported Outcomes on Shared Decision-Making among Multimorbid Individuals.

Healthcare (Basel)

August 2024

Department of Pharmacy Practice and Science, College of Pharmacy, The University of Arizona, 1295 North Martin Avenue, P.O. Box 210202, Tucson, AZ 85721, USA.

Shared decision-making (SDM) is an essential component of patient-centered healthcare and disease management. However, the association of SDM with healthcare resource utilization and patient-reported outcomes among multimorbid individuals is not well understood. This study sought to evaluate the association of SDM with healthcare resource utilization and patient-reported outcomes among United States (US) adults with multimorbidity.

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Similar to any microscopic appendages, such as cilia or antennae, phenotyping of root hairs has been a challenge due to their complex intersecting arrangements in two-dimensional (2D) images and the technical limitations of automated measurements. Digital Imaging of Root Traits at Microscale (DIRT/μ) addresses this issue by computationally resolving intersections and extracting individual root hairs from 2D microscopy images. This solution enables automatic and precise trait measurements of individual root hairs.

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Background: In the absence of a cerebrovascular accident, whether asymptomatic extracranial carotid atherosclerotic disease (aECAD) affects Alzheimer's disease (AD) and non-AD dementia risk is not clear. Understanding whether aECAD is associated with an increased risk for AD is important as it is present in roughly 10% of the population over 60 and could represent a modifiable risk factor for AD and non-AD dementia.

Methods: This retrospective cohort study analysed Mariner insurance claims.

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Immunofluorescence detection of Ecytonucleospora hepatopenaei (EHP) in Penaeus vannamei.

J Microbiol Methods

November 2024

Aquaculture Pathology Laboratory, School of Animal and Comparative Biomedical Sciences, The University of Arizona, Tucson, AZ 85721, USA. Electronic address:

Hepatopancreatic microsporidiosis (HPM), caused by the microsporidium Ecytonucleospora hepatopenaei (EHP) leads to retarded growth and enhanced susceptibility to other diseases in shrimp resulting in a major loss for the shrimp industry worldwide. It is little understood how EHP infects its host and hijacks its cellular machinery to replicate and exert clinical manifestations in infected shrimp. Since the initial record of HPM, histopathology and polymerase chain reaction (PCR)-based assays were developed for the detection of EHP to prevent spread of the disease.

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Tamsulosin and Time to Spontaneous Void After Hysterectomy: A Randomized Controlled Trial.

Obstet Gynecol

December 2024

Department of Obstetrics and Gynecology, Banner-University of Arizona Medical Center, the University of Arizona College of Medicine, and the Epidemiology and Biostatistics Department, University of Arizona College of Public Health, Tucson, and the Department of Obstetrics and Gynecology, Banner-University of Arizona Medical Center, Phoenix, Arizona.

Objective: To evaluate whether a single preoperative dose of tamsulosin reduces the time to postoperative void and time to discharge in patients who are undergoing minimally invasive hysterectomy.

Methods: This single-center, block-randomized, placebo-controlled, double-blind superiority trial evaluated the effect of 0.4 mg tamsulosin compared with placebo on the time to void after hysterectomy.

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Soil microbiome characterization and its future directions with biosensing.

J Biol Eng

September 2024

Department of Biosystems Engineering, The University of Arizona, Tucson, AZ, 85721, USA.

Soil microbiome characterization is typically achieved with next-generation sequencing (NGS) techniques. Metabarcoding is very common, and meta-omics is growing in popularity. These techniques have been instrumental in microbiology, but they have limitations.

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Lack of Efficacy of JNJ-18038683 on Cognitive Impairment in Patients With Stable Bipolar Disorder.

J Clin Psychopharmacol

September 2024

From the Department of Psychiatry and Behavioral Sciences, Feinberg School of Medicine, Northwestern University, Chicago, IL.

Background: The serotonin type 7 (5-HT7) receptor is one of 14 5-HT receptors. It has received attention for its possible role in mood disorders and cognition. The 5-HT7 receptor antagonist, JNJ-18038683, has been reported to be effective in rodent models of depression and REM sleep.

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Effects of trade and poaching pressure on extinction risk for cacti in the Atacama Desert.

Conserv Biol

October 2024

Departamento de Botánica, Facultad de Ciencias Naturales & Oceanográficas, Universidad de Concepción, Concepción, Chile.

In this era of a global biodiversity crisis, vascular plants are facing unprecedented extinction rates. We conducted an assessment of the extinction risk of 32 species and 7 subspecies of Copiapoa, a genus endemic to Chile's fog-dependent coastal Atacama Desert. We applied the International Union for Conservation of Nature Red List Categories and Criteria enhanced by expert insights and knowledge.

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A Scoping Review of Studies Using Artificial Intelligence Identifying Optimal Practice Patterns for Inpatients With Type 2 Diabetes That Lead to Positive Healthcare Outcomes.

Comput Inform Nurs

May 2024

Author Affiliations: The University of Arizona College of Nursing, Tucson, AZ (Mr Vyas, Ms Brandon, and Dr Gephart), San Antonio Regional Hospital, Upland, CA (Mr Vyas).

The objective of this scoping review was to survey the literature on the use of AI/ML applications in analyzing inpatient EHR data to identify bundles of care (groupings of interventions). If evidence suggested AI/ML models could determine bundles, the review aimed to explore whether implementing these interventions as bundles reduced practice pattern variance and positively impacted patient care outcomes for inpatients with T2DM. Six databases were searched for articles published from January 1, 2000, to January 1, 2024.

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Article Synopsis
  • Gastrointestinal cancers account for about one-third of global cancer deaths, yet their overall impact has not been thoroughly analyzed.
  • A study in 2021 found 5.26 million new cases and 3.70 million deaths from these cancers, with colorectal cancer being the most prevalent.
  • While some types show a decrease in incidence, there's been a rise in colorectal, pancreatic, and liver cancer rates, highlighting the need for public health policies to address risk factors like alcohol consumption and metabolic diseases.
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Introduction: Heart transplantation is the gold standard for advanced heart failure treatment. This study examines the survival rates and risk factors for early mortality in adult heart transplant recipients at a Brazilian center.

Methods: This retrospective cohort study involved 255 adult heart transplant patients from a single center in Brazil.

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Paint is a versatile material that can be used to coat surfaces for which routine disinfection practices may be lacking. EPA-registered copper-containing supplemental residual antimicrobial paints could be used to reduce the bioburden on often-neglected surfaces. An interventional study was conducted by painting the walls of a preschool restroom and metal locker surfaces in two hospital locker rooms with a copper-containing antimicrobial paint to evaluate the potential for bioburden reduction compared to a non-copper-containing control paint.

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