14,373 results match your criteria: "PJ; and Northwestern University Feinberg School of Medicine[Affiliation]"

Background: Two studies were conducted assessing the efficacy of NexGard® PLUS (NP) in preventing heartworm disease. Study 1 evaluated the efficacy of six monthly doses of NP or Simparica Trio® (ST) against a macrocyclic lactone-resistant isolate of heartworm, Dirofilaria immitis, and study 2 evaluated the efficacy of a single dose of NP against a susceptible isolate.

Methods: In two studies, dogs that were negative for heartworms by antigen test and modified Knott's test were used.

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Risk factors analysis and predictive model of degree I degenerative lumbar spondylolisthesis.

J Orthop Surg Res

December 2024

Orthopedics Department, The First College of Clinical Medical Science, China Three Gorges University, Yichang, China.

Study Design: Retrospective Case-Control Study.

Background: There have been some previous studies on the risk factors associated with lumbar spondylolisthesis, but there are few studies on the risk factors for disease progression in mild degenerative lumbar spondylolisthesis (DLS). To analyze the risk factors associated with aggravation of spondylolisthesis in patients with grade I degenerative spondylolisthesis and construct a prediction model.

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Article Synopsis
  • MACC1 is a newly identified factor in lung cancer that promotes the transition of non-cancer stem cells (non-CSCs) to cancer stem cells (CSCs), which play a key role in tumor growth.
  • High levels of MACC1 are found in stemness-enriched lung cancer cells, and reducing MACC1 expression through shRNA effectively halts this transition.
  • The study suggests that MACC1 stabilizes KLF4 mRNA by inhibiting microRNA-25, and understanding this relationship could lead to targeted therapies for cancer stem cells.
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Clinical and Biomarker Determinants for Recurrent Stroke in Patients With Atrial Fibrillation: A Systematic Review and Meta-Analysis.

Neurology

January 2025

From the Health Research Board (HRB) Stroke Clinical Trials Network Ireland (SCTNI) (Y.C., M.F., D.B., T.C., R.C., S.C., E.D., S.G., M.O.C., M.J.O.D., P.S., D.W., P.J.K., J.J.M.); Neurovascular Unit for Applied Translational and Therapeutics Research (Y.C., M.F., S.G., P.S., P.J.K., J.J.M.), Catherine McAuley Centre; School of Medicine (Y.C., M.F., T.C., S.G., P.S., P.J.K., J.J.M.), University College Dublin; Stroke Service (Y.C., M.F., S.G., P.S., J.J.M.), Department of Geriatric Medicine, Mater Misericordiae University Hospital; School of Medicine (D.B., R.C.), Trinity College Dublin; Department of Neurology (D.B.), St James Hospital; Department of Geriatric Medicine (T.C.), St Vincent's University Hospital; Stroke Service (R.C.), Department of Geriatric Medicine, Tallaght University Hospital, Dublin; Department of Neurology (S.C.), Cork University Hospital; Clinical Neurosciences (S.C.), School of Medicine, University College Cork; Stroke Service (E.D.), Department of Geriatric Medicine, James Connolly Memorial Hospital, Dublin, Ireland; Department of Clinical Neurosciences (K.K., I.I.), University of Cambridge, Addenbrooke's Hospital, United Kingdom; Department of Neurology & Stroke Centre (M.K., A.Z.), University Hospital Basel, Switzerland; Department of Geriatric Medicine (M.O.C.), Limerick University Hospital; College of Medicine (M.J.O.D.), Nursing and Health Sciences, University of Galway and University Hospital Galway; Department of Geriatric and Stroke Medicine (D.W.), RCSI University of Medicine and Health Sciences; Department of Geriatric Medicine (D.W.), and Department of Geriatric and Stroke Medicine (D.W.), Beaumont Hospital; and Stroke Service (P.J.K.), Department of Neurology, Mater Misericordiae University Hospital, Dublin, Ireland.

Background And Objectives: Despite effective secondary prevention, including oral anticoagulant (OAC) therapy, the risk of recurrent stroke (RS) in patients with atrial fibrillation (AF) remains substantial with an annualized risk of 3.2%-6.5% per year.

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Background: While numerous antimicrobial stewardship programs aim to decrease inappropriate antibiotic prescriptions, evidence of their positive impact is needed to optimize future interventions.

Objective: This study aimed to evaluate 2 multifaceted antibiotic stewardship interventions for inappropriate systemic antibiotic prescription in primary care.

Methods: An open-label, cluster-randomized controlled trial of 2501 general practitioners (GPs) working in western France was conducted from July 2019 to January 2021.

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Endoscopic gastric remodeling (EGR) and anti-obesity medications (AOMs) are effective weight loss therapies. While the efficacy of EGR and AOMs has been established, the effect of combination therapy and its optimal approach remain unknown. This was a single-center retrospective review of prospectively collected data from patients who underwent EGR.

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This Letter details our efforts to develop novel, non-acetylene-containing metabotropic glutamate receptor subtype 5 (mGlu) negative allosteric modulators (NAMs) with improved pharmacological properties. This endeavor involved replacing the ether-linked pyrimidine moiety, a metabolic liability, with various 5-membered heterocycles. From this exercise, we identified , a highly brain penetrant and selective mGlu NAM which displayed moderate potency against both human and rat mGlu.

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Ophthalmoplegia in Seropositive Myasthenia Gravis and Concomitant Seropositive Anti-GQ1b Disease.

J Neuroophthalmol

December 2024

Departments of Neurology and Neuro-Ophthalmology (AV), Valley Hospital Medical Center, Las Vegas Neurology Center, Las Vegas, Nevada; University of Nevada Las Vegas School of Medicine (CD), Las Vegas, Nevada; Departments of Neurology (CN, PJ), Valley Hospital Medical Center, Las Vegas Neurology Center, Las Vegas, Nevada; McGovern Medical School (MYZ), University of Texas at Houston Health Science Center, Houston, Texas; Department of Ophthalmology (RI), University of Texas Medical Branch, Houston, Texas; Department of Ophthalmology (SAA), The University of Jordan, Amman, Jordan; Department of Ophthalmology (SAA, AGL), Houston Methodist Hospital, Houston, Texas; Ophthalmology (AGL), Blanton Eye Institute, Houston Methodist Hospital, Houston, Texas; Ophthalmology, Neurology, and Neurosurgery (AGL), Weill Cornell Medicine, New York, New York; Ophthalmology (AGL), UTMB Galveston, Texas A and M College of Medicine, and the UT MD Anderson Cancer Center, Houston, Texas; and Ophthalmology (AGL), Baylor College of Medicine, The University of Buffalo, Buffalo, New York, and the University of Iowa Hospitals and Clinics (AGL), Houston, Texas.

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High stability of the radical at the catalytic center of cytochrome c oxidase.

Arch Biochem Biophys

December 2024

Center for Interdisciplinary Biosciences, Technology and Innovation Park, University of P. J. Safarik, Jesenna 5, 041 54, Kosice, Slovak Republic. Electronic address:

In aerobic organisms, cellular respiration is associated with electron transfer through a respiratory system of membrane-bound complexes. This electron flow is terminated by the reduction of dioxygen to water by respiratory oxidases. Cytochrome c oxidase (CcO) is a widely distributed heme-copper-oxygen reductase (HCO) found in all mitochondria and some bacteria.

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T cell bispecific antibodies (TCBs) are a promising new class of therapeutics for relapsed/refractory multiple myeloma. A frequently observed, yet incompletely understood effect of this treatment is the transient reduction of circulating T cell counts, also known as T cell margination (TCM). After administration of the GPRC5D-targeting TCB forimtamig (RG6234), TCM occurred in patients and correlated with cytokine release and soluble B cell maturation antigen decrease.

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Combined Effects of Deficit Irrigation and Biostimulation on Water Productivity in Table Grapes.

Plants (Basel)

December 2024

Departamento de Ingeniería Agronómica, Universidad Politécnica de Cartagena (UPCT), Paseo Alfonso XIII, 48, 30203 Cartagena, Spain.

Biostimulation and precision irrigation are strategies that increase the sustainability of agriculture, and both have been widely studied in table grapes, but their interaction is a new approach for viticulture. The objective of this field trial was to assess the physiological effects of water deficit on table grapes pretreated for two consecutive years with five different biostimulation programs. Therefore, during the first year, vines were preconditioned with biostimulants composed of microorganisms, seaweed, and plant extracts and compared to an untreated control.

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Despite increased availability of effective drug therapy for treatment of heart failure (HF), the morbidity and mortality in chronic heart failure (CHF) are unacceptably high. Therefore, there is an urgent need to ascertain new imaging techniques to identify early sub-clinical forms of cardiac dysfunctions, to guide early relevant treatment. It seems that all the behavioral risk factors-such as tobacco, alcoholism, Western-type diet, sedentary behavior and obesity, emotional disorders, and sleep disorder are associated with early cardiac dysfunction, which may be identified by speckle-tracking echocardiography (STE).

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Medical devices used for functional or esthetic purposes improve health and quality of life; however, they are not risk-free. Anaplastic large-cell lymphoma (ALCL), associated with breast implants, is a well-known and recognized distinct lymphoma entity. More recently, additional lymphomas have been reported in relation to prosthesis other than breast implants, as these allow the pericyte to develop into a clone that undergoes a maturation process, progressing toward full malignancy.

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Robust Magnetoelectric Backscatter Communication System for Bioelectronic Implants.

Res Sq

December 2024

Department of Electrical and Computer Engineering, Rice University, 6100 Main St, Houston, TX, 77005.

Wireless communication technologies for bioelectronic implants enable remote monitoring for diagnosis and adaptive therapeutic intervention without the constraints of wired connections. However, wireless data uplink from millimeter-scale devices deep in the body struggles to achieve low power consumption while maintaining large misalignment tolerances. Here, we report a passive wireless backscatter communication system based on magnetoelectric transducers that consumes less than 0.

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Late Bedtime from the Perspective of Adolescents: A Qualitative Study.

Nat Sci Sleep

December 2024

Institute of Social Medicine and Medical Ethics, Faculty of Medicine, Comenius University in Bratislava, Bratislava, Slovakia.

Purpose: Later sleep timing is a key determinant of reduced sleep duration and quality in adolescents and is associated with negative mental and physical outcomes. However, little is known about adolescents' views on late bedtime. The study's purpose is to explore adolescents' perspectives on why they go to sleep late during school nights and what would help them to go to bed earlier.

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In the past decades, iron has been one of the intensively studied biodegradable metals due to its suitable mechanical properties, but it suffers from slow degradation in a physiological environment and low bioactivity. In this work, the beneficial properties of ceramic and polymer coatings were merged to enhance the corrosion properties and biological compatibility of Fe-based biomaterials. A new bilayer coating for Fe-based biomaterials that speeds up degradation while offering controlled, localized drug release to prevent infections was prepared.

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Distinct Tissue-Dependent Composition and Gene Expression of Human Fetal Innate Lymphoid Cells.

Eur J Immunol

December 2024

Center for Infectious Medicine, Department of Medicine Huddinge, Karolinska Institutet, Karolinska University Hospital, Stockholm, Sweden.

The human fetal immune system starts to develop in the first trimester and likely plays a crucial role in fetal development and maternal-fetal tolerance. Innate lymphoid cells (ILCs) are the earliest lymphoid cells to arise in the human fetus. ILCs consist of natural killer (NK) cells, ILC1s, ILC2s, and ILC3s that all share a common lymphoid origin.

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The history of hemophilia is well documented, yet reports focus heavily on the male perspective and severe forms of the disease. Although hemophilia was initially believed to only affect men with women seen as silent carriers, it is now universally acknowledged that women and girls can also be affected. In this narrative review, we tracked the progression of beliefs about women and hemophilia as documented in the literature from pre-1800s to the present time.

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Gene editing without ex vivo culture evades genotoxicity in human hematopoietic stem cells.

Cell Stem Cell

December 2024

Division of Hematology/Oncology, Boston Children's Hospital, Boston, MA 02115, USA; Department of Pediatric Oncology, Dana-Farber Cancer Institute, Boston, MA 02115, USA; Harvard Stem Cell Institute, Broad Institute of MIT and Harvard, Cambridge, MA 02142, USA; Department of Pediatrics, Harvard Medical School, Boston, MA 02115, USA. Electronic address:

Gene editing the BCL11A erythroid enhancer is a validated approach to fetal hemoglobin (HbF) induction for β-hemoglobinopathy therapy, though heterogeneity in edit allele distribution and HbF response may impact its safety and efficacy. Here, we compare combined CRISPR-Cas9 editing of the BCL11A +58 and +55 enhancers with leading gene modification approaches under clinical investigation. Dual targeting of the BCL11A +58 and +55 enhancers with 3xNLS-SpCas9 and two single guide RNAs (sgRNAs) resulted in superior HbF induction, including in sickle cell disease (SCD) patient xenografts, attributable to simultaneous disruption of core half E-box/GATA motifs at both enhancers.

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Article Synopsis
  • - The study examined the effects of a specific fruit, Chiku, on memory and cognitive function in mice that experienced scopolamine-induced amnesia.
  • - Swiss albino mice were divided into five groups to compare the effects of Chiku's ethanolic extract and a standard drug, Donepezil, alongside scopolamine with tests like the Morris water maze and elevated plus maze used to evaluate memory.
  • - Results indicated that Chiku extract significantly improved cognitive performance and reduced oxidative stress in the brain, suggesting its potential for treating memory disorders.
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An improvement of pancreaticojejunostomy: double-row and six-suture method pancreaticojejunostomy for pancreaticoduodenectomy.

J Surg Case Rep

December 2024

Department of General Surgery, The Second Hospital & Clinical Medical School, Lanzhou University, NO. 82 Cuiying Gate, Chengguan District, Lanzhou 730030, China.

With the rapid development of pancreaticoduodenectomy (PD) surgery, the incidence of postoperative pancreatic fistula (POPF) and surgical complications has been greatly reduced. The occurrence of POPF is closely related to the quality of the pancreatic reconstruction. Pancreaticojejunostomy (PJ) remains a significant technical challenge, and no PJ has yet been widely recognized.

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Bone marrow lesions (BMLs) have a strong correlation to patient-reported pain, functional limitations, joint deterioration, and rapid progression to total knee arthroplasty. The Subchondroplasty (SCP) procedure uses AccuFill, a calcium phosphate bone substitute material (BSM), to treat bone defects such as microtrabecular fractures and BML. This observational, prospective, multicenter, cohort study evaluated the effect of the SCP procedure at the 2-year follow-up for 70 patients with knee BML.

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