Publications by authors named "Vijay Kumar"

Background: Ventilator-associated pneumonia (VAP) is a prevalent nosocomial infection in the intensive care unit (ICU), significantly increasing patient morbidity, mortality, and healthcare costs. Effective management is essential, particularly in the context of antimicrobial resistance and the frequent use of antibiotics in ICUs.

Methods: This prospective pre-post interventional study was conducted in the medical ICU of a tertiary care centre, over 6 months.

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Introduction: The dynamic navigation system (DNS) in endodontics presents a significant learning curve. This cross-sectional study aimed to assess the number of cases required to achieve consistent performance in DNS-assisted treatment of maxillary anterior teeth with pulp canal calcification.

Methods: A series of DNS procedures were performed on 45 calcified maxillary anterior teeth with pulp necrosis by a single endodontist who had no prior clinical DNS experience.

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Unlabelled: Antivirals such as nucleotide analogs (NAs) are potent inhibitors of hepatitis B virus (HBV) replication. However, NAs fail to diminish the signaling and mitogenic activities of the transactivator HBx protein. Earlier we have shown that thiourea derivative IR-415 (DSA-00) targeted HBx to down-regulate its target viral and host genes.

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Objectives: The objectives of this study were to analyze trends in prostate cancer incidence, incidence, mortality, and disability-adjusted life years (DALYs) from 1990 to 2021 via data from the Global Burden of Disease (GBD) study in South Asia. Additionally, the study projects future prostate cancer incidence rates up to 2031 to inform public health interventions in South Asia.

Methods: Data covering South Asian countries such as Bangladesh, Bhutan, India, Nepal, and Pakistan were obtained from the GBD 2021 portal.

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Background And Aim: To evaluate the pooled estimates of Cronbach's alpha for the Child Oral Health Impact Profile (COHIP) questionnaire using reliability generalization meta-analysis.

Methods: We have conducted a systematic search of literature from PubMed, Scopus, Excerpta Medica Database (EMBASE), and Cumulative Index to Nursing and Allied Health Literature (CINAHL) from inception till 31 May 2023. Studies in English and those that have reported Cronbach's alpha for the COHIP questionnaire were included.

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Molecules with optimized pharmacokinetic properties selectively aimed at the inhibition of STAT3 phosphorylation in brain have recently emerged as potential disease modifying therapies for epilepsy. In the current study, pharmacological inhibition of JAK1/2 with the orally available, FDA-approved drug ruxolitinib, produced nearly complete inhibition of hippocampal STAT3 phosphorylation, and reduced the expression of its downstream target Cyclin D1, when administered to rats 30 ​min and 3 ​h after onset of pilocarpine-induced status epilepticus (SE). This effect was accompanied by significantly shorter seizure duration and lower overall seizure frequency throughout the 4 weeks of EEG recording, but did not completely prevent the development of epilepsy in ruxolitinib-treated male rats.

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Background: The study aims to explore the burden and trends of prostate cancer (PC) in India at the state level from 1990 to 2021, using data from the Global Burden of Disease (GBD) 2021 study.

Methods: The health metrics including age-standardised incidence rates (ASIR), prevalence rates (ASPR), disability-adjusted life years (ASDR), and mortality rates (ASMR) per 100,000 for PC were analysed across Indian states and union territories. Join point regression analysis was employed to identify significant changes in these metrics over time.

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Article Synopsis
  • Rheumatoid Arthritis (RA) is a chronic autoimmune disease, and previous research highlighted α-Taxilin as a key protein elevated in RA, necessitating further exploration of its role in the disease.
  • In a study involving 106 RA patients, α-Taxilin levels were significantly higher compared to those with osteoarthritis, systemic lupus erythematosus, and healthy individuals, and it correlated with RA severity markers.
  • The study identified 17 proteins interacting with α-Taxilin, suggesting its involvement in key metabolic pathways, and experiments showed that reducing α-Taxilin levels lowered inflammation and improved symptoms in both cell cultures and a rat model of arthritis.
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Objectives: This study was conducted with the aim of assessing the correlation between highly sensitive C reactive protein (hsCRP) levels and indicators of disability and functional impairment in individuals presenting with acute ischaemic stroke (AIS).

Design: Cross-sectional study.

Setting: Department of General Medicine at the All India Institute of Medical Sciences, Patna, Eastern India from August 2022 to August 2023.

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Alzheimer's disease (AD) affects more women than men. Although women live longer than men, it is not longevity alone, but other factors, including metabolic changes, that contribute to the higher risk of AD in women. Metabolic pathways have been implicated in AD progression, but studies to date examined targeted pathways, leaving many metabolites unmeasured.

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An investigation was carried out to evaluate the impact of pretreatments viz. wax coating, hot water dipping, and fungicide treatment on quality characteristics of kinnow. In the present study, a trial was conducted to extend the shelf life of kinnow fruits by maintaining the initial quality characteristics with three wax-to-water dilution ratios (1:1, 1:2, 1:3), hot water dipping at 56 °C with varying time (40, 60, 80 s) along with fungicide treatment at various concentration (150, 200, 250 ppm).

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Parkinson's disease (PD) is a progressive neurological disease that causes both motor and nonmotor symptoms. While our understanding of putative mechanisms has advanced significantly, it remains challenging to verify biomarkers with sufficient evidence for regular clinical use. Clinical symptoms are the primary basis for diagnosing the disease, which can be mild in the early stages and overlap with other neurological disorders.

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  • Vulvar carcinoma, primarily squamous cell carcinoma, is a rare form of cancer occurring in the external female genitalia, necessitating a multidisciplinary treatment approach often involving surgery and adjuvant therapy based on stage and other factors.
  • A retrospective study conducted in India over eight years included 21 patients with vulvar cancer, analyzing disease stages, treatment methods, and outcomes, revealing a five-year survival rate of about 71%.
  • The study highlighted the importance of individualized treatment plans and the need for strict protocols and regular follow-ups, especially in low-resource settings, to improve patient outcomes in this rare disease.
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  • The study investigates the effectiveness of buprenorphine (BTP) and ketoprofen (KTP) transdermal patches for managing post-operative pain specifically after total knee replacement surgeries, using 100 patients divided into two treatment groups.
  • Results show that the BTP group experienced significantly lower pain scores at rest on days 2 to 5 post-surgery, indicating better pain management, while the KTP group required more rescue pain relief.
  • Overall, buprenorphine patches appear to provide superior pain relief and higher patient satisfaction without significant side effects compared to ketoprofen in the early post-operative period.
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  • Human motion classification is increasingly important for applications in health science and security, utilizing motion sensors and infrared cameras to capture movement and facial features.
  • The developed system, Deep Kronecker LeNet (DKLeNet), employs a hybrid network design with advanced features like impulse radio Ultra-Wide Band radar for through-wall detection and optimized by Spotted Grey Wolf Optimizer, enhancing its effectiveness.
  • DKLeNet demonstrates high performance with a classification accuracy of 95.8% and reduced computational time, making it efficient in distinguishing between actions such as walking, standing still, and detecting empty space.
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β-Glucan, a naturally occurring polymer of glucose, is found in bacteria, algae, fungi, and higher plants (barley, oats, cereal seeds). Recently, β-glucan has gained attention due to its multiple biological roles, like anticancer, anti-inflammatory, and immunomodulatory effects. Globally, bacteria, mushrooms, yeast and cereals are used as conventional sources of β-glucan.

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Non-Hodgkin CD30+ T-cell lymphoproliferative disease encompasses three subgroups, one of which is primary cutaneous anaplastic large T-cell lymphoma (PC-ALCL). It is distinguished by the presence of giant anaplastic cells with pleomorphism and widespread CD30 positivity. The case of a 58-year-old female is presented who reported to the Eye Department of Jinnah Post-Graduate Medical Centre (JPMC) on 18th January, 2023 with a three-month history of rapidly enlarging, non-tender, ulcerated lesion on the lower eyelid of the right eye.

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Platelets are non-nucleated mammalian cells originating from the cytoplasmic expulsion of the megakaryocytes. Megakaryocytes develop during hematopoiesis through megakaryopoiesis, whereas platelets develop from megakaryocytes through thrombopoiesis. Since their first discovery, platelets have been studied as critical cells controlling hemostasis or blood coagulation.

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Drug combination emerges as a viable option for the treatment of malignant diseases. Drug combination outperforms monotherapy by improving therapeutic efficacy, reducing toxicity, and overcoming drug resistance. To find viable drug combinations it is difficult to traverse empirically because of enormous combinational space.

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Study of external triggers add new chemistry to energy storage research by virtue of controlling diffusion and charge transfer dynamics. Herein, we have chosen a model system, AgS-BiVO (AgS-BVO), for examining the diffusion dynamics upon light illumination using electrochemical and carrier relaxation studies. Favorable band alignments in the single-junction electrode lead to optimized carrier movement across the interfaces, developing a partial positive charge on the electrode, thereby enhancing the mass-transport of electrolyte ions toward the active electrode for efficient charge storage.

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