876,536 results match your criteria: "MA; Hebrew SeniorLife Institute for Aging Research[Affiliation]"

LFP via Nanoscale Surface Reforming with a Tiny Minimal Amount of Conductivity-Enhancing Material.

Langmuir

January 2025

Department of Mechanical Engineering, Gachon University, 1342 Seongnamdaero, Sujeong-gu, Seongnam-si, Gyeonggi-do 13120, Republic of Korea.

LiFePO (LFP) typically requires a conductive additive to improve its low ion and electron conductivity. In this study, we achieved significant enhancements in Li and electron mobility by applying a minimal amount of conductive material through a new coating process. The coin cell demonstrated an excellent capacity of 157.

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Objective: To analyze the clinical characteristics and molecular biomarkers of adult T-cell lymphoblastic lymphoma (T-LBL) to identify prognostic factors, and to evaluate the efficacy of different chemotherapy regimens, providing a basis for optimizing treatment strategies for T-LBL.

Methods: A total of 89 Patients aged 18-72 years with T-LBL, confirmed via histopathological examination of lymph nodes, extranodal tissues, or bone marrow, were retrospectively included. Clinical data, treatment details, and mutational profiles were collected.

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Cancer cell overexpresses numerus proteins, however, how these up-regulated proteins, especially those enzymatically opposite kinases and phosphatases, act together to promote oncogenesis is unknown. Here, we reported that protein tyrosine phosphatase H1 (PTPH1) is a scaffold protein for receptor tyrosine kinase (HER2) to potentiate breast tumorigenesis. PTPH1 utilizes its PDZ domain to bind HER2, p38γ, PBK, and YAP1 and to increase HER2 nuclear translocation, stemness, and oncogenesis.

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Background: Historically, percutaneous transcatheter left atrial appendage closure (LAAC) has been performed under general anesthesia (GA) with transesophageal echocardiographic images obtained by a noninvasive cardiologist and usually requires an overnight hospital stay. Alternatively, we present our single-center experience performing LAACs under deep sedation (DS), employing an echocardiographic technician instead of a noninvasive cardiologist, and expediting same-day discharge. Mid- to long-term outcomes were also evaluated with follow-up imaging at a 45-day visit.

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Selective diet induced nutritional optic neuropathy in developmentally normal children.

Am J Ophthalmol Case Rep

March 2025

Department of Ophthalmology, Boston Children's Hospital, 300 Longwood Ave, Fegan 4, Boston, MA, 02115, USA.

Purpose: Nutritional deficiencies in developed countries are a rare but potentially intervenable cause of optic neuropathy in pediatric populations. To date, much of the literature on nutritional optic neuropathy has focused on children with developmental delay, however, a growing body of evidence supports other underreported risk factors.

Observations: We describe three pediatric patients with normal neurodevelopment, who presented with decreased vision and were subsequently found to have optic neuropathy attributed to vitamin deficiencies, predominantly vitamin B12.

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Unlabelled: Zika virus (ZIKV) infection can lead to a variety of clinical outcomes, including severe congenital abnormalities. The phosphatidylserine (PS) receptors AXL and TIM-1 are recognized as critical entry factors for ZIKV . However, it remains unclear if and how ZIKV regulates these receptors during infection.

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The Role of Ombuds in Graduate Medical Education: Fostering Wellness and Psychological Safety.

J Educ Perioper Med

January 2025

Jennifer Danielsson is an Assistant Professor of Anesthesiology, Ombuds, Division of Regional Anesthesiology, Stephanie A. Chen is a Pediatric Anesthesiology Fellow, Naralys Batista is a Cardiothoracic Anesthesiology Fellow, and Teresa A. Mulaikal is an Associate Professor of Anesthesiology and Residency Program Director, Division of Cardiothoracic and Critical Care, in the Department of Anesthesiology, Columbia University Irving Medical Center, New York, NY. Caroline H. Jensen is a Critical Care Fellow in the Department of Anesthesiology, Critical Care, and Pain Medicine at Massachusetts General Hospital, Harvard, Boston, MA.

The authors propose an educational innovation in graduate medical education, the creation of an Education Ombudsperson. Although this role has been implemented for faculty and students within the medical field, it has not been described in residency programs. The Ombudsperson for house staff is distinct from institutional or programmatic leadership.

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Background: Recurrent symptom-relevant negative autobiographical memories are common in patients with emotional disorders such as anxiety and depression, even among those without a trauma-related diagnosis. Recurrent negative autobiographical memories may also contribute to distress in non-clinical populations.

Methods: To examine the prevalence of recurrent negative autobiographical memories and associated psychological features, we recruited a student sample ( = 101) and a treatment-seeking sample of patients with emotional disorders ( = 123).

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Astrocytes are the primary cell type in the central nervous system, responsible for maintaining the stability of the brain's internal environment and supporting neuronal functions. Researches have demonstrated the close relationship between astrocytes and the pathophysiology and etiology of major depressive disorder. However, the regulatory mechanisms of astrocytes during depression remain unclear.

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Multidimensional morphological analysis of live sperm based on multiple-target tracking.

Comput Struct Biotechnol J

December 2024

Department of Assisted Reproduction, Shanghai First Maternity and Infant Hospital, Tongji University School of Medicine, Shanghai, China.

Manual semen evaluation methods are subjective and time-consuming. In this study, a deep learning algorithmic framework was designed to enable non-invasive multidimensional morphological analysis of live sperm in motion, improve current clinical sperm morphology testing methods, and significantly contribute to the advancement of assisted reproductive technologies. We improved the FairMOT tracking algorithm by incorporating the distance and angle of the same sperm head movement in adjacent frames, as well as the head target detection frame IOU value, into the cost function of the Hungarian matching algorithm.

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Clinical Problem Solving: Two Patients With Gait Instability and Difficulty With Hand Coordination.

Neurohospitalist

January 2025

Instructor in Neurology, Harvard Medical School and Attending Physician, Stroke Division, Brigham & Women's Hospital, Boston, MA, USA.

Subacute-to-chronic gait instability has a broad differential diagnosis. The neurological exam can help elucidate the localization and suggest an underlying etiology of the symptomatology, which can lead to a more focused diagnostic approach. Two patients are described - 1 with a month of worsening difficulty with ambulation that evolved to bilateral hand discoordination and another with 18 months of progressive difficulty with ambulation that also then progressed to involve her bilateral hands.

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Histological techniques to study muscle are crucial for assessing skeletal muscle health. To preserve tissue morphology, samples are usually fixed in formaldehyde or cryopreserved immediately after excision from the body. Freezing samples in liquid nitrogen, using isopentane as a mediator for efficient cooling, preserves the tissue in its natural state.

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Objective: The artificial liver support system (ALSS) has been recruited as an available method for patients with acute-on-chronic liver failure (ACLF), but its impact on the outcome of ACLF remains controversial. This study aimed to investigate the association between ALSS treatment and short-term prognosis of hepatitis B-related ACLF (HBV-ACLF).

Methods: This was a retrospective observational cohort study, and data were obtained from the Center of Infectious Diseases, West China Hospital of Sichuan University, between Mar 2015 and December 2021.

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Peptide-Ca chelates are innovative calcium supplements. possesses nutritional advantages for preparing calcium-binding peptides (CBPs), although there are limited studies on this subject. Therefore, this paper investigated the optimal condition for preparing CBPs and peptide-calcium chelates (LP-Ca), along with analyzing their microstructure, calcium-binding mechanisms, stability, and calcium transporting efficacy.

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Single use plastics are a leading source of microplastics that have been detected along the food chain. This study evaluated the potential of starch (ST) and carrageenan (CRG) in packaging film formulation. CRG isolated from the seaweed (SW) was blended with starch and cast to obtain films whose moisture content (MC), total soluble matter (TSM), degree of solubility (DS), water vapor permeability (WVP), opacity (O), contact angles (CA), moisture absorption (MA), and percent elongation (PE) were evaluated.

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Rapid detection of pork quality has garnered increasing attention due to its status as one of the most widely consumed meats in the world. This study developed an electrochemical impedance combined with sensory evaluation method to achieve real-time imaging and quality assessment of pork. The optimal parameters for pork detection were determined through system performance tests and a Design of Experiment, which included the use of an adjacent excitation pattern, an excitation current of 15 mA at 10 kHz, a detector diameter of 5 cm, and stainless-steel electrodes embedded in the pork.

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The genus , commonly found in fermented foods, is a significant group of lactic acid bacteria (LAB) with potential probiotic properties. Several strains have been proposed as probiotics due to their biotechnological capabilities. However, a few strains may exhibit opportunistic pathogenic behavior, which restricts the widespread use of all strains in food applications.

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Classifying synoptic patterns driving tornadic storms and associated spatial trends in the United States.

NPJ Clim Atmos Sci

January 2025

Department of Earth, Atmospheric, and Planetary Sciences, Purdue University, West Lafayette, IN USA.

Severe convective storms and tornadoes rank among nature's most hazardous phenomena, inflicting significant property damage and casualties. Near-surface weather conditions are closely governed by large-scale synoptic patterns. It is crucial to delve into the involved multiscale associations to understand tornado potential in response to climate change.

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Climate change poses direct and indirect threats to public health, including exacerbating air pollution. However, the influence of rising temperature on air quality remains highly uncertain in the United States, particularly under rapid reduction in anthropogenic emissions. Here, we examined the sensitivity of surface-level fine particulate matter (PM) and ozone (O) to summer temperature anomalies in the contiguous US as well as their decadal changes using high-resolution datasets generated by machine learning.

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A Microflow Chip Technique for Monitoring Platelets in Late Pregnancy: A Possible Risk Factor for Thrombosis.

J Blood Med

January 2025

Department of Blood Transfusion of Yong-chuan Hospital, Chongqing Medical University, Chongqing, 402160, People's Republic of China.

Purpose: To study the platelet adhesion and aggregation behaviour of late pregnancy women under arterial shear rate using microfluidic chip technology and evaluate the risk of thrombosis in late pregnancy.

Methods: We included pregnant women who were registered in the obstetrics department of our hospital between January 2021 and October 2022 and underwent regular prenatal examinations. Blood samples were collected at 32-35 weeks of gestation for routine blood tests and progesterone, oestradiol, and platelet aggregation function.

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Ensuring trustworthiness is fundamental to the development of artificial intelligence (AI) that is considered societally responsible, particularly in cancer diagnostics, where a misdiagnosis can have dire consequences. Current digital pathology AI models lack systematic solutions to address trustworthiness concerns arising from model limitations and data discrepancies between model deployment and development environments. To address this issue, we developed TRUECAM, a framework designed to ensure both data and model trustworthiness in non-small cell lung cancer subtyping with whole-slide images.

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RNA-sequencing has improved the diagnostic yield of individuals with rare diseases. Current analyses predominantly focus on identifying outliers in single genes that can be attributed to cis-acting variants within or near that gene. This approach overlooks causal variants with trans-acting effects on splicing transcriptome-wide, such as variants impacting spliceosome function.

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Background: Few studies have investigated associations between per- and polyfluoroalkyl substances (PFAS) and childhood cancers. Detectable levels of PFAS in California water districts were reported in the Third Unregulated Contaminant Monitoring Rule for 2013-2015.

Methods: Geocoded residences at birth were linked to corresponding water district boundaries for 10,220 California-born children (aged 0-15 years) diagnosed with cancers (2000-2015) and 29,974 healthy controls.

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Infant action understanding: the roles of active training and motor development.

Front Dev Psychol

May 2024

Infant Learning and Development Laboratory, Department of Psychology, Division of Social Sciences, University of Chicago, Chicago, IL, United States.

Introduction: This study examined the potential interplay between motor development and intervention in support of action understanding.

Methods: Eighty nine-month-old infants completed a tool-use training session and goal imitation paradigm that assessed action understanding in counterbalanced order. A metric of motor development was obtained using the Early Motor Questionnaire.

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