Publications by authors named "Elizabeth Schmidt"

Introduction: This systematic review explores the relationship between cellular senescence, an age-related inflammatory phenomenon, with acute human infectious disease.

Methods: Embase via OVID, Scopus, Web of Science, Global Index Medicus, Cochrane Library via Wiley, and ClinicalTrials.gov were queried.

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We evaluated the surgical stress response of dogs undergoing three ovariohysterectomy (OVH) techniques. Twenty-nine healthy females were allocated into groups: celiotomy and ligature (CelioSut), celiotomy and bipolar energy (CelioBip), and a video-assisted technique using two portals and bipolar energy (VidBip). Clinical evaluation was performed, and the following blood analyses were determined: acute phase proteins (C-reactive protein and haptoglobin), white blood cell counting (WBC), and biomarkers of oxidative status.

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  • Senescent immune cells, which have altered gene expression and resist apoptosis, are linked to worsened outcomes in sepsis among aged individuals, prompting research into the senolytic drug fisetin as a potential treatment.
  • A phase 2 clinical trial is underway, involving 220 elderly sepsis patients who will receive either fisetin or a placebo to evaluate fisetin's ability to prevent clinical deterioration and its impact on senescent immune cells.
  • Results from this trial will help shape future larger studies and contribute to understanding the role of fisetin in treating sepsis in elderly patients.
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Brazil's extensive coastline, tropical and subtropical climate, and well-preserved environment represent a conducive setting for dirofilariosis, a zoonotic mosquito-borne disease. Although this condition has long been recognised in the country, it has been relatively under-studied, and it is currently considered to be an emerging disease. Diagnosis, treatment, and control remain challenging due to the extensive gaps in knowledge.

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  • Scientists found that certain strong-absorbing molecules can make live animals look clear, like when you see through water.
  • They discovered this happens because these molecules change how light travels in the body, making it easier to see inside.
  • This research could help find new ways to see inside living creatures for studying biology and medicine better.
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  • Cellular senescence, once thought to only occur in tissue cultures, is now recognized as playing complex roles in various biological processes across multiple species, including humans.
  • Traditional understanding of senescent cells primarily comes from lab studies, but these cells are rare in actual tissues, and fully developed cells can also show signs of senescence.
  • The SenNet Biomarkers Working Group has created recommendations for identifying senescent cells in tissues, analyzing literature on markers in mice and humans, and discussing new methods for detection that will assist researchers in the field.
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  • * In a study of aged and young mice, researchers analyzed around 2.5 million mitochondrial genomes, revealing unique mutation patterns and high mutation frequency at key replication sites.
  • * The findings highlight a difference in mutation types between rodents and primates, with specific mutations showing signs of negative selection, suggesting that mitochondrial genomes adapt and change throughout an organism's life.
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  • Duplex sequencing (DS) is a precise method that uses molecular barcodes to trace PCR copies back to their original DNA, allowing for effective error correction in sequencing results.
  • TwinStrand Biosciences has created a DS-based assay to examine genetic mutations in rats for toxicity testing, using a time-course study with ENU exposure.
  • Results showed significant increases in mutation frequency in rats' stomach and bone marrow as early as 24 hours post-exposure, establishing a specific mutational signature across different tissues, indicating the assay's effectiveness and reproducibility in assessing mutagenesis.
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Females spend a third to half of their life in menopause, and the number of US females in menopause is growing. A high percentage of postmenopausal females experience bothersome, sometimes debilitating genitourinary symptoms, which can affect quality of life. The genitourinary syndrome of menopause (GSM) describes the condition previously referred to as vulvovaginal atrophy, atrophic vaginitis, or urogenital atrophy.

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The presence of measurable residual disease (MRD) is strongly associated with treatment outcomes in acute myeloid leukemia (AML). Despite the correlation with clinical outcomes, MRD assessment has yet to be standardized or routinely incorporated into clinical trials and discrepancies have been observed between different techniques for MRD assessment. In 62 patients with AML, aged 18-60 years, in first complete remission after intensive induction therapy on the randomized phase III SWOG-S0106 clinical trial (clinicaltrials gov.

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Error-corrected duplex sequencing (DS) enables direct quantification of low-frequency mutations and offers tremendous potential for chemical mutagenicity assessment. We investigated the utility of DS to quantify induced mutation frequency (MF) and spectrum in human lymphoblastoid TK6 cells exposed to a prototypical DNA alkylating agent, N-ethyl-N-nitrosourea (ENU). Furthermore, we explored appropriate experimental parameters for this application, and assessed inter-laboratory reproducibility.

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Objective: Endometrial cancer is the most common gynecological malignancy in the United States. Despite the high prevalence amongst cisgender females the prevalence of this gynecological malignancy in transgender men has not been clearly identified. To date, only four reported cases have been described in the literature.

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  • Duplex sequencing (DuplexSeq) is an advanced method that links DNA strands to correct sequencing errors, allowing for accurate detection of mutations in tissues.
  • A study with male rats exposed to a chemical (ENU) showed significant increases in mutation frequency within 24 hours for certain tissues and confirmed a specific mutation pattern by day 7.
  • Results from different labs showed strong agreement, marking DuplexSeq as a reliable advancement over traditional gene mutation assays for testing genetic toxicity.
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The presence of measurable residual disease (MRD) is strongly associated with treatment outcomes in acute myeloid leukemia (AML). Despite the correlation with clinical outcomes, MRD assessment has yet to be standardized or routinely incorporated into clinical trials. Discrepancies have been observed between different techniques for MRD assessment and there remains a need to compare centralized, high-quality multiparametric flow cytometry (MFC) and ultrasensitive next-generation sequencing (NGS) in AML patients with diverse mutational profiles.

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The purpose of this trial was to evaluate serum levels of oxidative stress biomarkers and biochemical analytes in crossbred lambs during the rearing phase in an integrated crop-livestock system (ICLS) to control gastrointestinal parasites. The experiment used 36 crossbred lambs (cross: Ile de France × White Dorper × Texel) divided into two groups. The WCS group was supplemented with whole cottonseed (WCS), and controls had no supplementation.

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Mitochondrial genomes co-evolve with the nuclear genome over evolutionary timescales and are shaped by selection in the female germline. Here, we investigate how mismatching between nuclear and mitochondrial ancestry impacts the somatic evolution of the mt-genome in different tissues throughout aging. We used ultra-sensitive Duplex Sequencing to profile ~2.

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Objectives: Studies have illustrated crisis pregnancy centers' (CPC) disingenuous practices regarding abortion services. We evaluated the proportion of patients who visited a CPC before their abortion in Los Angeles.

Study Design: Patients attending one of two abortion clinics between July 2019 and March 2020 were recruited for a survey that examined patient characteristics and locations of care.

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  • The UN has identified emergency contraceptive pills as a crucial and underused resource that could potentially save millions of women and children, especially highlighted in the context of recent U.S. Supreme Court decisions restricting abortion access.
  • Access to emergency contraception (EC) is hindered by various factors, including cost, misconceptions about its use, and political influences, leading to an expected increase in demand as abortion restrictions tighten.
  • Research shows that the levonorgestrel intrauterine device is effective as an emergency contraceptive, offering a promising alternative for those who may have other barriers to accessing traditional EC methods.
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  • The U.S. Supreme Court's Dobbs v. Jackson decision has overturned federal abortion protections, allowing states to impose their own restrictions, impacting the availability of mifepristone, a key medication for medical abortions.
  • Various laws are being introduced, defining life at fertilization and potentially limiting abortion access, leading to increased debate about mifepristone's future use.
  • Telehealth and self-managed abortions are expected to rise as legal abortions become harder to access, highlighting the importance of ensuring access to safe medications like mifepristone and misoprostol in the current political landscape.
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Exposure to environmental mutagens increases the risk of cancer and genetic disorders. We used Duplex Sequencing (DS), a high-accuracy error-corrected sequencing technology, to analyze mutation induction across twenty 2.4 kb intergenic and genic targets in the bone marrow of MutaMouse males exposed to benzo(a)pyrene (BaP), a widespread environmental pollutant.

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  • Occupational therapy practitioners face numerous barriers when trying to apply evidence-based practices (EBPs) from research into their routine work with clients, prompting the creation of a Knowledge Translation (KT) Toolkit by the American Occupational Therapy Association.
  • A cross-sectional survey identified common barriers, such as lack of time and resources, and difficulties in understanding research findings, highlighting the need for better support in implementing EBPs.
  • The findings from the survey have guided the development of the KT Toolkit, which offers resources designed to help practitioners effectively search for, analyze, and apply evidence in their practice, and it will be updated regularly based on user feedback.
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Identification of pathogens with pulmonary presentation in patients with hematologic malignancies may be challenging due to diagnostic difficulty related to the underlying malignancy and limitations of conventional microbiologic methods. Herein, we present a case series of three patients with pulmonary consolidations due to necrotizing pneumonia, pneumonia, and disseminated infection, who were diagnosed by microbial cell-free DNA next-generation sequencing. We observed that this new sequencing modality was in agreement with gold-standard diagnostics, posing a potential solution to the problem of limited capability in diagnosing infections in hematological malignancy patients.

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Background: Feline obstructive disease of the lower urinary tract (FLUTD) is a common pathologic condition of cats. It can be related to sterile inflammation, which leads to acute impairment of renal function and the accumulation of electrolytes and acid-base imbalance. Acute-phase proteins (APPs) are biomarkers of tissue damage from inflammation that assist in monitoring treatment and prognosis.

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  • ROR1 is an oncofetal protein linked to various cancers, and Zilovertamab vedotin (ZV) is a targeted treatment combining an antibody for ROR1 and a cytotoxic drug, tested in patients with lymphoid cancers.
  • In a phase 1 study with 32 patients who had undergone multiple prior therapies, ZV was administered every 3 weeks, starting from various dose levels, with side effects mostly being neutropenia and neuropathy.
  • Results showed significant tumor responses, particularly in patients with mantle cell lymphoma and diffuse large B-cell lymphoma, supporting ROR1's potential as a targeted treatment strategy in cancer therapy.
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Importance: People with intellectual and developmental disabilities (IDD) express a clear interest in intimate relationships but face many barriers to receiving sex education (SE) that would support their engagement in these relationships.

Objective: To understand barriers to, the context of, and recommendations for SE for people with IDD.

Design: Qualitative study design with interviews and focus groups with four key stakeholder groups.

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