Publications by authors named "Prabhu A"

The current investigation intended to assess the controlled delivery of 7-sulfonamide-2-(4-methylphenyl) imidazo[2,1-b] [1, 3] benzothiazole an anticancer agent (ACA) by tamarind seed gum-based hydrogel; for its potential activity against hepatocellular carcinoma. The FTIR spectra, SEM, C NMR, PXRD, and TGA analyses evidenced the successful loading of ACA into the hydrogel system. The rheological testing conveyed the increase in the elastic nature of ACA-loaded hydrogel helping in an effective release.

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Viruses infecting archaea play significant ecological roles in marine ecosystems through host infection and lysis, yet they have remained an underexplored component of the virosphere. In this study, we recovered 451 archaeal viruses from a subtropical estuary, identifying 63 that are associated with the dominant marine order Poseidoniales (Marine Group II Archaea). Phylogenetic analyses of a subset of complete and nearly-complete viral genomes assigned these viruses to the order Magrovirales, a lineage of Poseidoniales viruses, and identified a novel group of viruses distinct from Magrovirales.

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Background: Adenovirus nephritis is an increasingly recognized complication in adult kidney transplant recipients, characterized by its diverse clinical presentations and diagnostic challenges. This systematic review summarises the clinical profiles and outcomes of adenoviral nephritis in kidney allograft recipients.

Methods: We conducted a systematic search of PubMed, Embase, and Web of Science for studies (case reports or series) with individual patient data on adult kidney transplant recipients with confirmed or presumptive adenoviral nephritis up to October 2, 2024.

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Purpose: Forceful coughing is assumed to be an uncommon etiology for lateral abdominal wall hernias. The literature regarding this topic is very limited and there is a lack of consensus in management, both operative and non-operative. We aim to report our center's experience in repair of lateral abdominal wall hernias secondary to vigorous coughing.

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Unique thermoelectric properties of low-cost, widely available conducting polymers and multi-layered graphite structures have motivated the development of flexible thermoelectric generators using screen printing for low-temperature applications. Composites of polyaniline and graphite in different ratios with one weight percentage of bismuth telluride were prepared to fabricate flexible thermoelectric generators. The performance of the devices showed that the addition of graphite to polyaniline reduced the band gap energy from 2.

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Importance: Paraesophageal hernias can cause severe limitations in quality of life and life-threatening complications. Even though minimally invasive paraesophageal hernia repair (MIS-PEHR) is safe and effective, anatomic recurrence rates remain notoriously high. Retrospective data suggest that suturing the stomach to the anterior abdominal wall after repair-an anterior gastropexy-may reduce recurrence, but this adjunct is currently not the standard of care.

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Cell sampling is a key step performed regularly throughout the cell manufacturing process to gather cell samples for cell growth, progress, and characteristics analysis. While the current method of sampling by pipetting in a biosafety cabinet is commonly used, it is labour-intensive and susceptible to contamination risks. We have developed Device for Automated Aseptic Sampling (DAAS), to enable automated, small volume (0.

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Introduction: Recurrent paraesophageal hernia (PEH) repair presents significant technical challenges, with limited data weighing the benefit to the operative risk. This study aims to describe our experience with recurrent PEH repair, including long-term surgical and patient reported outcomes (PROs).

Methods: We conducted a retrospective review of recurrent PEH repairs from June 2018-March 2023 using our institutional database.

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Background: Traumatic abdominal wall hernias are rare and commonly involve the lateral abdominal wall due to shearing off the oblique and transversus abdominis muscles from the iliac crest. The vast majority of the current literature focuses on the index trauma admission, includes few patients, and provides little to no detail about the hernia repair itself. We aim to report our center's high-volume experience with a definitive repair of chronic traumatic lateral abdominal wall hernias.

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Serotype M28 isolates of the bacterial pathogen the group A (GAS; ), but not isolates of other serotypes, have a nonrandom association with cases of puerperal sepsis, a life-threatening infection that can occur in women following childbirth. In prior studies, we established that RD2, a pathogenicity island present in all M28 GAS isolates but mostly absent from other serotypes, is a factor in the M28-puerperal sepsis association. Here, we identified a significant reduction in the RD2 conjugation frequency in inter-serotype conjugation assays relative to intra-serotype assays.

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Background: Superparamagnetic properties and excitation independence have been incorporated into carbon-decorated manganese ferrite nanodots (MnFe@C) to introduce an economical and safer multimodal agent for use in both T1-T2 MRI and fluorescence-based imaging to replace the conventional highly toxic heavy metal contrast agents.

Methods: The surface conjugation of 8-anilino-1-naphthalenesulfonate (ANS) to MnFe@C nanodots (ANS-MnFe@C) enhances both longitudinal and transverse MRI relaxation, improves fluorescence for optical imaging, and increases protein detection sensitivity, showing higher multimodal efficacy in terms of molar relaxivity, radiant efficiencies, and fluorescence sensitivity compared to MnFe@C.

Results: The band gap energy was determined using Tauc's equation to be 3.

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Article Synopsis
  • - The article focuses on DNA repeats and motifs, which are crucial nucleotide patterns in genomes linked to gene regulation, genomic instability, and various diseases, making their identification essential for research.
  • - It reviews about 200 computational tools and databases used for detecting DNA repeats and motifs, offering insights into their accuracy and popularity based on citation metrics to aid users in selecting the best options for their research.
  • - Utilizing a structured literature review process, the study analyzed 3,233 publications and narrowed it down to 200 that met criteria for studying DNA repeats and motifs, categorizing them into tools for repeat prediction, regulatory element databases, and motif prediction.
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Introduction: Although hernia repair constitutes a significant portion of surgical training, education around more complex hernia concepts such as abdominal wall reconstruction (AWR) or paraesophageal hernia repair may be lacking. We developed and implemented a pre-rotation quiz for residents on an AWR and minimally invasive surgery service. We also investigated the staff and resident perception of resident knowledge and experience of the rotation before and after quiz implementation.

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Article Synopsis
  • Surgeons face a choice between single-stage or delayed repair for contaminated ventral hernias, and this study compares outcomes of both methods regarding wound complications, hernia recurrence, and quality of life.
  • Data was analyzed from patients who had abdominal wall reconstruction (AWR) with synthetic mesh from January 2014 to August 2023, assessing outcomes for those who had delayed and single-staged repairs.
  • Findings showed that both groups had similar rates of wound complications, reoperations, and hernia recurrence, suggesting that either repair method might be equally effective in this context.
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Chronic diseases linked with sedentary lifestyles and poor dietary habits are increasingly common in modern society. Exercise is widely acknowledged to have a plethora of health benefits, including its role in primary prevention of various chronic conditions like type 2 diabetes mellitus, obesity, cardiovascular disease, and several musculoskeletal as well as degenerative disorders. Regular physical activity induces numerous physiological adaptations that contribute to these positive effects, primarily observed in skeletal muscle but also impacting other tissues.

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Article Synopsis
  • Chloride levels, often overlooked in critically ill patients, can indicate serious outcomes, such as acute kidney injury (AKI) and major adverse kidney events (MAKE30) in those with sepsis.
  • In a study involving 400 sepsis patients, hypochloremia was found to be a significant risk factor for adverse kidney outcomes, with 32.3% of patients showing low chloride levels within 72 hours of ICU admission.
  • Conversely, hyperchloremia did not demonstrate any significant association with MAKE30 or worsening AKI, suggesting that low chloride levels are more critical to monitor in sepsis patients.
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Article Synopsis
  • The AAPM Task Group Report 135.B addresses updates and new technology features in an existing radiosurgery platform that weren't thoroughly covered in previous reports.
  • This task group combines foundational guidelines for new processes with educational resources aimed at helping medical physicists who are new to this technology.
  • Due to the limited user base of this technology compared to others, the report emphasizes educational components and provides prescriptive recommendations as some new features lack sufficient long-term data for comprehensive risk analysis.
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Background: The manufacturing of T cell therapies aims to achieve high yields of product with potent phenotypes. We have developed a novel bioreactor, bioreactor with expandable culture area-dual chamber (BECA-D), which has previously demonstrated functionality for scaled T cell manufacturing.

Methods And Results: Methods and Results: In this study, incorporation of a stirring mechanism into the double-chamber bioreactor design was tested to homogenize the media components between the two chambers.

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Pseudomyogenic hemangioendothelioma (PMHE), a rare soft tissue tumor predominantly affecting young adults, often presents as multiple nodules in various tissue planes of a limb. Malignant transformation and metastatic disease are unusual and pose diagnostic and therapeutic challenges. A 17-year-old patient from Western India, with a history of recurrent excisions for a toe swelling presented to our center for evaluation and management.

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Purpose: Incisional hernias (IH) rates after diverting loop ileostomy reversal (DLI-R) have been reported up to 24%. We aimed to characterize the incidence rate and risk factors associated with DLI-R site IH formation within 1-year in a large patient cohort.

Methods: A retrospective review at a single quaternary referral center hospital of adult patients who underwent DLI-R over a 5-year period and abdominal computerized tomography (CT) imaging performed within 1-year for any indication postoperatively was conducted.

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Objective: We aimed to determine whether n-butyl-2-cyanoacrylate (NB2C) adhesive is a safe and effective mechanism for nonpenetrating mesh and peritoneal fixation during laparoscopic groin hernia repair.

Background: Chronic pain after laparoscopic groin hernia repair has been associated with penetrating fixation, but there had been no US Food and Drug Administration-approved devices for nonpenetrating fixation in this context.

Methods: Patients undergoing laparoscopic transabdominal preperitoneal (TAP) or totally extraperitoneal (TEP) groin hernia repair with mesh at 1 of 5 academic medical centers were randomized to mesh (TAP/TEP) and peritoneal (TAP) fixation with NB2C adhesive or absorbable tacks.

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Oral squamous cell carcinoma (OSCC) is a subset of head and neck squamous cell carcinoma (HNSCC). This study explores the genetic landscape of oral squamous cell carcinoma (OSCC) in a cohort of 33 patients from Southern India using targeted exome sequencing. Our analysis revealed a diverse range of mutations across the cohort, with missense mutations being the most prevalent.

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