Publications by authors named "Batra A"

Persistent symptoms after COVID-19 constitute the long COVID syndrome, also called post-acute sequelae of SARS-CoV-2 infection (PASC). COVID-19 vaccines reduce the gravity of ensuing SARS-CoV-2 infections. However, whether vaccines also have an impact on PASC remain unknown.

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Despite its notoriously mild phenotype, the dystrophin-deficient mdx mouse is the most common model of Duchenne muscular dystrophy (DMD). By mimicking a human DMD-associated metabolic comorbidity, hyperlipidemia, in mdx mice by inactivating the apolipoprotein E gene (mdx-ApoE) we previously reported severe myofiber damage exacerbation via histology with large fibro-fatty infiltrates and phenotype humanization with ambulation dysfunction when fed a cholesterol- and triglyceride-rich Western diet (mdx-ApoE). Herein, we performed comparative lipidomic and metabolomic analyses of muscle, liver and serum samples from mdx and mdx-ApoE mice using solution and high-resolution-magic angle spinning (HR-MAS) H-NMR spectroscopy.

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Background: Atriofascicular fibers (AFFs) are rare accessory pathways that have higher rates of recurrence after ablation because of either failure to identify AFF (M) potentials or mechanical termination with contact.

Objective: We aimed to evaluate whether electroanatomic mapping (EAM) using multielectrode, high-density nonlinear catheters can reliably localize AFF potentials and determine a site for ablation without causing mechanical termination.

Methods: Seven patients underwent electrophysiology studies (EPS) and EAM using high-density, multielectrode catheters for antidromic tachycardia using AFFs.

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Article Synopsis
  • The study explores the neurological effects of SARS-CoV-2 infection in two groups: post-hospitalized patients (PNP) and non-hospitalized patients (NNP), across different age ranges.
  • It analyzed data from 200 PNP and 1,100 NNP patients evaluated at a specialized clinic between May 2020 and March 2023, focusing on how age influences neurological symptoms and quality of life.
  • Findings showed that younger adults had higher reported fatigue, sleep disturbances, and poorer executive function compared to older individuals, who exhibited a lower prevalence of Neuro-PASC symptoms despite having more comorbidities.
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Weekly Steroids in Muscular Dystrophy (WSiMD) was a pilot study to evaluate once weekly prednisone in patients with Limb Girdle and Becker muscular dystrophy (LGMD and BMD, respectively). At study endpoint, there were trends towards increased lean mass, reduced fat mass, reduced creatine kinase and improved motor function. The investigation was motivated by studies in mouse muscular dystrophy models in which once weekly glucocorticoid exposure enhanced muscle strength and reduced fibrosis.

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Objective: The objective of this study is to evaluate the diagnostic performance of urine cytology using The Paris System (TPS 2.0) in comparison with TPS 1.0, and the Four-Tier Reporting System (FTRS) of our institute for identifying high-grade urothelial carcinoma (HGUC).

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Metastatic breast-cancer is one of the major causes of death, due to remaining dormant cancer cells for several years. Rac1 is upregulated with cancer and stay elevated throughout the metastatic pathway to regulate the formation of lamellipodia and filopodia. This work developed peptide FGDWS as novel inhibitor targeting Rac1-Tiam1 binding site by in-silico as it was found to be the strongest interacting peptide with Rac1 at the Tiam binding site.

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Article Synopsis
  • There is a significant lack of expertise in managing pediatric arrhythmias in low- and middle-income countries (LMIC), creating a need for better education.
  • Children's Heartbeat is a virtual program designed to connect pediatric electrophysiologists with clinicians in these under-resourced areas, offering monthly case-based discussions to enhance skills in arrhythmia management.
  • The initiative has successfully increased participation and confidence among healthcare providers, with plans to expand its reach to more medical trainees and evaluate the program's impact on patient care in LMIC.
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Introduction: Prostate cancer is one of the most prevalent malignancies affecting men globally, with a significant impact on health-related quality of life (HRQOL). With the recent therapeutic advancements and improvements in survival, there is a need to understand the determinants of HRQOL in metastatic prostate cancer patients to optimize treatment strategies for quality of life as the number of survivors increases. The aim of this study was to identify clinical variables that affect HRQOL and its domains in patients with metastatic prostate cancer.

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Adhesions arising from gynecologic surgeries and cesarean sections pose substantial clinical, social, and economic challenges, leading to issues like pelvic pain, infertility, bowel obstruction, and recurring surgeries. Preventing adhesions is a pressing unmet need, hindered by difficulties in assessing postoperative adhesions and understanding barriers. To bridge adhesion prevention gaps, statements on clinical practices were synthesized to present Asia-Pacific expert perspectives on gynecologic surgery and cesarean section adhesion prevention.

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Article Synopsis
  • - The study focused on the impact of an evidence-based sedation bundle for ICU patients requiring mechanical ventilation during the early phase of the COVID-19 pandemic, addressing the challenges posed by increased patient volumes.
  • - Researchers implemented the sedation bundle using structured training and feedback, aiming to encourage goal-directed sedation to prevent excessive use of sedatives among critically ill COVID-19 patients.
  • - A comparison of sedative use and clinical outcomes was made between patients admitted before and after the bundle implementation, revealing increased use of benzodiazepines and changes in patient care metrics.
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Renal cell carcinoma accounts for a significant proportion of cancer diagnoses in Canadians. Over the past several years, the management of renal cell cancers has undergone rapid changes in all prognostic risk categories, resulting in improved oncologic outcomes. Novel strategies for metastatic disease make use of the synergy between checkpoints and angiogenesis inhibition.

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Breast cancer (BC) has emerged as the most common malignancy among females. The genomic profile of BC is diverse in nature and complex due to heterogeneity among various geographically different ethnic groups. The primary objective of this study was to carry out a comprehensive mutational analysis of Indian BC cases by performing whole exome sequencing.

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Introduction: Childhood cancers are a significant global health concern, particularly in low- and middle-income countries (LMICs), where over 80% of childhood cancer patients reside. In India, acute myeloid leukemia (AML) constitutes a significant portion of childhood cancers; however, the data on the cost-effectiveness of childhood AML treatment in India and other LMICs remain limited.

Methods: The study focused on children (<15 years of age) diagnosed with AML at a tertiary care cancer center in North India.

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Introduction: There is a medical need for a safe, effective nonopioid postoperative analgesic for older subjects, including those with mild to moderate renal impairment.

Methods: Participants (≥ 65 years) were stratified by no, mild, or moderate renal impairment defined as creatinine clearance 60-89 mL/min for mild and 30-59 mL/min for moderate. Subjects were randomized to receive a loading dose of 6.

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Purpose: Incorporating adjuvant cyclin-dependent kinase (CDK) 4/6 inhibitors abemaciclib and ribociclib along with endocrine therapy has been shown to improve invasive disease-free survival (iDFS) for hormone receptor-positive (HR+) human epidermal receptor 2-negative (HER2-) early breast cancer (EBC). This study assesses the cost-effectiveness of this strategy, along with adjuvant aromatase inhibitors from an Indian perspective.

Methods: A Markov chain model evaluated the cost-effectiveness of abemaciclib and ribociclib with letrozole compared with letrozole alone for HR+/HER2- EBC from a payer perspective in India.

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Article Synopsis
  • Thiopurine drugs are commonly prescribed for treating inflammatory bowel disease in children, but they can cause adverse effects, leading to discontinuation in some patients.
  • A study of 487 pediatric patients found that 11% experienced myelosuppression and other toxicities such as gastroenterological issues (11%) and hepatotoxicity (4.5%).
  • The research indicated that while certain genetic variants in TPMT and NUDT15 were expected to contribute to thiopurine toxicity, significant associations for toxicity were actually found in the AOX1 and DHFR genes among patients who did not carry these variants.
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Hypothyroidism can have a significant impact on cardiac contractility, vascular resistance, blood pressure, and cardiac rhythm. Ventricular arrhythmias induced by hypothyroidism are infrequently reported, especially in pediatric cases. A 15-year-old girl with autoimmune hypothyroidism experienced pulseless ventricular arrhythmias on 2 separate occasions because of nonadherence to levothyroxine medication.

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The Groebke-Blackburn-Bienaymé (GBB) reaction is a well-established three-component reaction for synthesizing imidazofused scaffolds from heterocyclic amidines, aldehydes, and isonitriles. However, the replacement of pyridoxal as an aldehyde component in this reaction results in the formation of the furo[2,3-]pyridine skeleton as an "unusual GBB product". Despite the interesting nature of this unusual reaction, not much work was further reported.

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Hypnosis has been applied in healing procedures since the earliest of recorded history and today it is implemented in a wholesome concept Hypnotherapy (HT). On a neurophysiological level, hypnosis has been associated with parts of the Default Mode Network (DMN), but its effects on this network when induced in a treatment setting of a widespread disorder, namely depression, have never been investigated. Depression is associated with abnormal functional connectivity (FC) of the DMN.

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Background: Weekly Steroids in Muscular Dystrophy (WSiMD) was a pilot study to evaluate once weekly prednisone in patients with Limb Girdle and Becker muscular dystrophy (LGMD and BMD, respectively). At study endpoint, there were trends towards increased lean mass, reduced fat mass, reduced creatine kinase and improved motor function. The investigation was motivated by studies in mouse muscular dystrophy models in which once weekly glucocorticoid exposure enhanced muscle strength and reduced fibrosis.

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Tobacco control, psychosocial and medical assistance regarding tobacco cessation is still a hidden potential within the German health care system. So far doctors rarely talk to their patients about their smoking status and physical and psychological benefits of quitting.This paper focusses on recommended current diagnostic and treatment standards, as well as evidence-based methods to address the topic on how to stop smoking and its association with certain diseases such as COPD, lung cancer and COVID-19 infection.

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Introduction: A significant proportion of breast cancer cases are hereditary and are potentially preventable. However, adoption of the preventive measures remains a significant challenge, particularly because of to lack of knowledge and awareness in low- to middle-income countries.

Methods: This prospective study conducted at a high-volume tertiary care cancer center in North India to assess the knowledge, awareness, and attitudes of female breast cancer patients and impact of a brief educational intervention.

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Unlabelled: is a ubiquitous, opportunistic human pathogen. Since it often expresses multidrug resistance, new treatment options are urgently required. Such new treatments are usually assessed with one of the canonical laboratory strains, PAO1 or PA14.

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