Publications by authors named "Gupta Deepika"

Dissolution of cellulose without further derivatization has been an active area of research in recent years. There are still challenges in developing a commercially viable solvent system for the dissolution and regeneration of cellulose as films and fibres. We report here a process for making cellulose fibres through the dry-jet wet spinning method by utilizing aqueous zwitterionic liquid (ZIL), viz.

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  • * A study involving 21 TTP patients showed an overall survival rate of 82.3% and a relapse-free survival rate of 92.8%, although 17.6% of patients died during the study.
  • * In contrast, the response rate in patients with TTP associated with transplant-related thrombotic microangiopathy (TA-TMA) was only 33.3%, highlighting the need for more research to improve treatment strategies for this condition.*
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  • A 40-year-old woman experienced heavy menstrual bleeding, prompting a CT scan that revealed a large uterine mass alongside a right ovarian cyst.
  • The diagnosis was confirmed as a benign angiolipoleiomyoma with a dermoid cyst, highlighting the need for gynecologists to recognize this unusual tumor in uterine mass cases.
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Primary Plasma cell leukemia (pPCL) is an aggressive variant of plasma cell dyscrasias. Diagnostic criteria of plasma cell leukemia were recently updated by international myeloma working group to with more than 5% circulating plasma cells or absolute plasma cell count of more than 500/µL. We performed a retrospective analysis of patients diagnosed with pPCL in our department from 2017 to 2022.

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Background And Aims: Moderate-to-severe intensity pain is reported on the first day following lower abdominal surgery. No study has compared transversus abdominis plane (TAP) block with retrolaminar block (RLB) in laparoscopic inguinal hernia surgery for postoperative pain relief.

Material And Methods: In this prospective, randomized trial, 42 patients of American Society of Anesthesiologists (ASA) physical status I and II, aged 18-65 s, and having a BMI <40 kgm received TAP or RLB following laparoscopic inguinal hernia surgery.

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Background And Aims: Intra-cuff pressure of Air-Q self-pressurized laryngeal airways (Air-Q SP) balances airway pressure and adapts to patient's pharyngeal and periglottic structures, thus improves oropharyngeal leak pressure (OLP).This study was performed to compare efficacy of Air-Q SP with Proseal laryngeal mask airway (PLMA) in patients undergoing elective surgery.

Material And Methods: The study design was prospective, randomized and controlled.

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  • - Hemophilia A (HA) is a genetic bleeding disorder linked to low levels of factor VIII, with about 10-15% of severe cases not showing expected bleeding symptoms; this study evaluates the disorder's severity using ROTEM and APTT-CWA techniques.
  • - The research involved 66 patients with HA, who were categorized into four phenotypic groups, with results showing notable differences among these groups in ROTEM and APTT-CWA measurements.
  • - ROTEM effectively differentiates severe HA patients with inhibitors from those without, while APTT-CWA fails to make this distinction, indicating ROTEM's higher sensitivity and specificity in the assessment of HA severity.
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Acute panmyelosis with myelofibrosis (APMF) corresponds to <1% cases of acute myeloid leukemia, which could be an underestimation due to missed diagnosis. Due to its rapidly fatal course, it warrants a timely and correct diagnosis. We present a case of a 44-year male who came with a short history of fever, generalised weakness, revealed pancytopenia with occasional circulating blast in the peripheral blood smear.

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Angioimmunoblastic T-cell lymphoma (AITL), a subtype of peripheral T-cell lymphoma (PTCL), is associated with unique clinical, morphological, and immunohistochemical features. The peripheral circulation might show presence of an occasional reactive plasma cell but significant plasmacytosis masquerading as plasma cell leukemia is rare. We report a case of AITL in a 42-year-old male, who presented with two-month history of generalized lymphadenopathy.

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Introduction: The present study was carried out to evaluate the efficacy of ultrasound-guided triple nerve block (ilioinguinal, iliohypogastric, and genitofemoral) versus unilateral subarachnoid block for adult male patients undergoing unilateral inguinal hernia surgery.

Material And Methods: Sixty ASA I-III adult male patients > 18 years old, scheduled for unilateral inguinal hernia surgery were randomly allocated into 2 groups of 30 patients each. In Group A ( n = 30) the patients received ultrasound-guided nerve block (ilioinguinal, iliohypogastric, and genitofemoral), and in Group B ( n = 30) the patients received unilateral subarachnoid block.

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Synovial sarcoma, a malignant mesenchymal tumor, commonly involves the extremities and is rarely found in the pelvis. Cytology with a biphasic pattern can suggest the diagnosis of synovial sarcoma. A 32-year-old female presented with complaints of abdominal distension.

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Acute myocardial infarction (AMI) is a severe disease with elevated morbidity and mortality rate worldwide. This is attributed to great losses of cardiomyocytes, which can trigger the alteration of gene expression patterns. Although several attempts have been made to assess the AMI biomarkers, to date their role in rescuing myocardial injury remains unclear.

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Stimuli-responsive self-assembled and supramolecular hydrogels derived from peptide amphiphiles have opened exciting new avenues in biomedicine and drug delivery. Herein, we screened a series of phenylalanine-amphiphiles possessing polyamine and oxyethylene appendages for their self-assembly and anion-responsiveness and found that the tris(aminoethyl)amine (TREN) containing amphiphile NapF-TREN formed injectable hydrogels that could be disrupted upon the addition of stoichiometric amounts of tetrahedral monovalent anions such as HPO and HSO, while the addition of other anions such as Cl, HPO, CO, HCO or SO did not affect the gel stability. The anion-gelator interaction was investigated by H and P NMR spectroscopy as well as by Isothermal Titration Calorimetry (ITC).

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Xanthomas are papulonodular skin lesions present in lipoprotein metabolism disorders, which result in cholesterol deposits in subcutaneous tissue, tendons, ligaments, periosteum, etc. A 28-year-old male presented with multiple soft-tissue swellings, prominently over joints. Fine-needle aspiration (FNA) from multiple sites had similar appearance with foamy histocytes and giant cells.

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COVID-19 has been responsible for widespread morbidity and mortality worldwide. Invasive mucormycosis has death rates scaling 80%. India, one of the countries hit worst by the pandemic, is also a hotbed with the highest death rates for mucormycosis.

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  • Supramolecular assemblies are being developed to mimic natural biomaterials, focusing on the redox-responsive ferrocene moiety that can switch between two different forms, enabling self-assembly properties.
  • The design involves a series of ferrocene-anchored peptides with varying hydrophobic alkyl spacer lengths, which enhance the formation of robust nanofibers and hydrogels.
  • The controlled redox response allows for manipulation of structural features and mechanical strength, leading to applications in bioelectronics through an on-off piezoelectric response.
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Efficacy and durability of the photovoltaic device mandates its protection against hot, humid weather condition, high energy of UV light and unwanted scratches. Such challenges can be mitigated by smart polymeric coating with inherent properties hydrophobicity to prevent moisture, optimal viscocity for better processibility and crack-healing. The hydrophobic polymers TP1-TP4 containing pendant photo-crosslinkable thymine moieties are designed that undergo [2 + 2] photocycloaddition upon UV irradiation and can be dynamically reverted back upon irradiation with UV light.

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The novel coronavirus disease (COVID-19) has spread to all the continents posing a serious threat to global health. It can present with myriad symptoms and complications including susceptibility to fungal co-infections. We hereby describe a case of mucormycosis in a 17 year old COVID-19 positive female with no known comorbidities presenting with abdominal pain and distention and ultimately developing intestinal perforation.

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Most malignant tumors arising from the biliary tract are adenocarcinomas. Adenosquamous carcinoma is an uncommon variant of extrahepatic bile duct cancer that is associated with more aggressive behavior than adenocarcinoma. A 58-year-old male presented with complaints of obstructive jaundice and dull aching pain in the abdomen.

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Cervical thymic cysts are relatively rare benign cystic lesions that tend to be diagnosed clinically as branchial cysts, which usually present as painless, enlarging neck masses. They can occur anywhere along the normal path of descent of thymic primordia from the angle of the mandible to the sternal notch, with mediastinal extension observed in approximately 50% of cases. They are usually seen in the first decade of life on the left side with a male predominance.

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