Publications by authors named "Singh Shivani"

Aim: The aim of the current study was to assess the microleakage below orthodontic brackets after bonding with three different adhesive materials.

Materials And Methods: In total, 75 healthy human premolars that had been extracted for orthodontic treatment were utilized in this investigation. The samples were divided into three groups of 25 samples randomly.

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The resuscitation of bacteria through biofilms presents a critical challenge in controlling microbial pathogenesis and addressing antimicrobial resistance. Continuous antibiofilm activity, particularly on frequently contacted surfaces, is therefore critical. In this study, a scalable is introduced, one-step fabrication of FeO/AgBr nanoimprints using a polymerizable sol-gel (PSG) approach to create functional nanostructured thin films with strong antimicrobial properties.

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  • Lower airway dysbiosis, characterized by an increase in specific bacteria, is linked to various severity grades of primary graft dysfunction (PGD) after lung transplantation, particularly in moderate and severe cases.
  • A study involving lower airway samples from 96 lung transplant recipients showed correlations between PGD severity and elevated levels of inflammatory markers, particularly neutrophils and specific cytokines, indicating a distinct inflammatory response.
  • Results suggest that microbial differences may influence host immune signaling, potentially exacerbating inflammation and contributing to PGD pathogenesis, highlighting the importance of microbial balance in lung health post-transplant.
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Background: The site-of-disease microbiome and predicted metagenome were evaluated in a cross-sectional study involving people with presumptive tuberculous pericarditis. We also explored the interaction between C-reactive protein (CRP) and the microbiome.

Methods: People with effusions requiring diagnostic pericardiocentesis (n=139) provided pericardial fluid for sequencing and blood for CRP measurement.

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  • Clinical biochemistry analyzers are crucial for disease diagnosis, but purchasing decisions often focus only on the initial costs, neglecting the total cost of ownership.
  • A new method was developed to calculate cost-per-reportable-test (CPRT) by including all hidden and fixed expenses, making it easier to compare financial results of different analyzer bids.
  • This approach revealed that costs for maintenance-free reagent rental bids were 47.4% lower than previous purchase-based costs, highlighting significant savings and more accurate comparisons among analyzers.
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Background: Anaemia continues to be a pressing public health concern in India. Despite the high burden of anaemia among lactating adolescents in the country, research addressing this concern among this population remains scarce. Hence, this study attempted to examine the prevalence and determinants of anaemia among lactating adolescents in India.

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A 31-week gestation male infant with respiratory distress since day of delivery had lobectomy at 8 weeks of age for symptomatic, suspected congenital pulmonary airway malformation (CPAM). Histology of resected lung showed cytomegalovirus (CMV) inclusion bodies and emphysematous changes. The infant was treated with antiviral therapy with improvement in symptoms.

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Background: Understanding the geographic variation of unintended pregnancy is crucial for informing tailored policies and programs to improve maternal and child health outcomes. Although spatial analyses of unintended pregnancy have been conducted in several developing countries, such research is lacking in India. This study addresses this gap by investigating the geographic distribution and determinants of unintended pregnancy in India.

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  • The study examined factors impacting the use of hygienic materials during menstruation among adolescent women in Aspirational versus other districts in India, using a sample of over 114,000 women from the National Family Health Survey-5.
  • Results showed a significant disparity, with only 37% of women in Aspirational districts using hygienic materials compared to 52% in other districts, highlighting the need for targeted interventions.
  • Key factors influencing this gap included household wealth (46% contribution), place of residence (18%), media exposure (15%), and education (11%), suggesting that policies should focus on improving access for women in poorer households and enhancing education and media outreach in these areas.
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Molecular changes in lymphocytes following SARS-CoV-2 vaccination are incompletely understood. We hypothesized that studying the molecular (transcriptomic, epigenetic, and T cell receptor (TCR) repertoire) changes in CD4 T cells following SARS-CoV-2 vaccination could inform protective mechanisms and refinement of future vaccines. We tested this hypothesis by reporting alterations in CD4 T cell subsets and molecular features of CD4 naïve and CD4 central memory (CM) subsets between the unvaccinated and vaccinated groups.

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  • Hepatorenal syndrome (HRS) is a serious condition linked to advanced liver disease, characterized by a rapid decline in kidney function, with high mortality rates despite recent treatment advancements.
  • A meta-analysis of 29 studies, selected from over 8,000, showed that vasoconstrictor agents like terlipressin can improve kidney function and reduce the need for dialysis but do not significantly lower mortality rates.
  • The findings suggest that while vasoconstrictors are beneficial for managing HRS, there is a clear need for personalized treatment plans and further research to identify more effective therapies that improve survival outcomes without increasing side effects.
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The human gut microbiota (GM) might play a significant role in the development or remission of metabolic syndrome (MetS) and associated disorders. Contributing factors include diets rich in unhealthy, processed foods that contain preservatives, emulsifiers, and stabilizers. Diet influences the GM's composition, diversity, and species richness in a time-dependent manner.

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Endoscopic cholangiopancreatography (ERCP) is a widely used diagnostic and therapeutic tool for pancreaticobiliary conditions. One of its major complications is pancreatitis. This study aims to understand the incidence of post-ERCP pancreatitis after using rectal diclofenac and Indomethacin as prophylactic measures.

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Background: Patients with lymphoma may require intensive care (ICU) because of disease- or treatment-related complications. The lymphoma-HIV interaction complicates management, but whether outcomes are worse in these patients, when critically ill, is unclear. A retrospective observational cohort study reviewed outcomes of patients admitted to ICU, subsequent 5-year survival, and prognostic factors.

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Autoimmune thyroid diseases (AITDs) pose significant challenges in clinical practice, representing one of the most common endocrine abnormalities. Vitamin D deficiency has been linked as one of the contributing factors to the etiology of AITDs. This systematic review evaluates the effects of vitamin D supplementation on thyroid-stimulating hormone (TSH), triiodothyronine (T3), and thyroxine (T4) levels in adults with AITDs.

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Migraine causes debilitating headaches and significantly impacts quality of life. Effective migraine-specific treatments have been lacking until the advent of monoclonal antibodies (mAbs) targeting calcitonin gene-related peptide (CGRP) receptors, which have expanded therapy options for migraine treatment. This study explores the short- and long-term efficacy and safety of erenumab in migraine treatment.

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Tuberculosis (TB) continues to be a major global health burden and kills over a million people annually. New immunization strategies are required for the development of an efficacious TB vaccine that can potentially induce sterilizing immunity. In this study, we first confirmed that a live vaccine strain of , previously designated as IKEPLUS, conferred a higher survival benefit than the Bacillus Calmette-Guerin (BCG) in a murine model of intravenous (Mtb) infection.

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Unlabelled: Triple-negative breast cancer (TNBC) poses a significant global health challenge due to its highly aggressive nature and invasive characteristics. Dysregulation of the Hippo pathway, a key regulator of various biological processes, is observed in TNBC, and its inhibition holds promise for impeding cancer growth. This in-silico analysis investigates the role of Transcriptional Enhanced Associate Domain 4 (TEAD4) in TNBC and its interaction with Yes Associated Protein (YAP) in cancer progression.

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Introduction: CX3CL1 exhibits chemoattraction for T-cells, monocytes, and CD57+ natural killer cells mediating antitumor immunity. The role of CX3CL1 has been studied in tumors of the breast, lung, colon, pancreas, prostate, etc. The current study was undertaken to understand the importance of CX3CL1 and its correlation with CD57+ cells in oral squamous cell carcinoma (OSCC).

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Background: Short birth interval (SBI) has profound implications for the health of both mothers and children, yet there remains a notable dearth of studies addressing wealth-based inequality in SBI and its associated factors in India. This study aims to address this gap by investigating wealth-based disparities in SBI and identifying the underlying factors associated with SBI in India.

Methods: We used information on 109,439 women of reproductive age (15-49 years) from the fifth round of the National Family Health Survey (2019-21).

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Leptospirosis, a zoonotic disease caused by spirochetes of the genus Leptospira, poses unique challenges in pregnancy due to its varied clinical presentation and potential adverse outcomes for both mother and fetus. We present a case of a 24-year-old primigravida at 35 weeks of gestation who presented with fever, dyspnea, and abdominal pain, and was ultimately diagnosed with leptospirosis complicated by acute respiratory distress syndrome (ARDS). Prompt initiation of antibiotic therapy, supportive care, and timely delivery via emergency cesarean section led to favorable maternal and neonatal outcomes.

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Article Synopsis
  • - Metabolic syndrome is a major health issue for postmenopausal women, and research is exploring how vitamin D supplementation might help reduce its risk factors.
  • - A review of current studies indicates that vitamin D may improve insulin sensitivity, lipid profiles, and inflammation in this demographic, though the right dosage and duration of supplementation remain unclear.
  • - The findings suggest that assessing vitamin D levels and considering supplementation could be essential for managing metabolic health, but more long-term research is needed to fully understand its effects and establish effective guidelines.
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Latent tuberculosis infection (LTBI) is common in people living with HIV (PLHIV) in high-TB-burden settings. Active TB is associated with specific stool taxa; however, little is known about the stool microbiota and LTBI in PLHIV. We characterised the stool microbiota of PLHIV with [interferon- release assay (IGRA)- and tuberculin skin test (TST)-positive] or without (IGRA- and TST-negative) LTBI ( = 25 per group).

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