Publications by authors named "VISWANATHAN D"

Colorectal cancer remains a global health challenge, prompting the exploration of natural compounds for treatment. shows promise as a source of activity biomolecules. This study analyzed the dynamics, molecular docking and ADMET properties of the extract, highlighting interaction with inflammatory protein.

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  • * He underwent a left radical orchiectomy and began chemotherapy with bleomycin, etoposide, and cisplatin, developing signs of tumor lysis syndrome (TLS) before treatment.
  • * The patient was treated with IV normal saline and allopurinol to stabilize his uric acid and potassium levels, highlighting the need for monitoring TLS in patients with extensive tumor burden prior to chemotherapy.
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A library of 25-series compounds was designed against Mycobacterium Tuberculosis (M.tb) to identify novel antitubercular drugs. In silico inhibition of InhA, an essential component of FAS-II, was successfully achieved.

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Cervical cancer (CC) is the fourth most common cancer among female patients. The primary cause of all types of cervical cancer is human papillomavirus (HPV), which was projected to account for 5,70,000 reported cases in 2018. Two HPV strains (16 and 18) account for 70 % of cervical abnormalities and precancerous cervical cancers.

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Background: Currently, the differentiation of jaw tumors is mainly based on the lesion's morphology rather than the enhancement characteristics, which are important in the differentiation of neoplasms across the body. There is a paucity of literature on the enhancement characteristics of jaw tumors. This is mainly because, even though computed tomography (CT) is used to evaluate these lesions, they are often imaged without intravenous contrast.

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  • Drug repositioning, or repurposing, is a growing strategy to find new uses for existing approved or failed drugs, particularly for treating diseases like cancer.
  • This review focuses on non-oncologic drugs and their potential roles in chemotherapy, utilizing in silico modeling and literature reviews to identify suitable compounds.
  • It also explores the mechanisms of action of these repurposed drugs, discusses possible targets and key pathways, and addresses challenges in applying drug repositioning for cancer immunotherapy.
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The current World Health Organization (WHO) Hepatitis Elimination Strategy suffers from lack of a target for diagnosing or expunging occult HBV infection. A sizable segment of the global population has an undetected HBV infection, particularly the high-risk populations and those residing in countries like India with intermediate endemicity. There is growing proof that people with hidden HBV infection can infect others, and that these infections are linked to serious chronic hepatic complications, especially hepatocellular carcinoma.

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  • The review examines the environmental impacts of nanotechnology, especially regarding its interactions with plants and their defense mechanisms against nano-pollution stress.
  • It emphasizes the role of phytohormones in plant responses to nanomaterials, which underscores the intricate connections within ecosystems.
  • The findings suggest that using hyperaccumulator plants in pollution control could lead to sustainable urban environments, but more research is needed on how these nanoparticles affect plant genetics and ecosystems over time.
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Glaucoma is a leading cause of permanent blindness worldwide and is characterized by neurodegeneration linked to progressive retinal ganglion cell (RGC) death, axonal damage, and neuroinflammation. Glutamate excitotoxicity mediated through N-methyl-D-aspartate (NMDA) receptors plays a crucial role in glaucomatous RGC loss. Sphingosine 1-phosphate receptors (S1PRs) are important mediators of neurodegeneration and neuroinflammation in the brain and the retina.

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: Patients with first-line drug resistance (DR) to rifampicin (RIF) or isoniazid (INH) as a first-line (FL) line probe assay (LPA) were subjected to genotypic DST using second-line (SL) LPA to identify SL-DR (including pre-XDR) under the National TB Elimination Program (NTEP), India. SL-DR patients were initiated on different DR-TB treatment regimens and monitored for their outcomes. The objective of this retrospective analysis was to understand the mutation profile and treatment outcomes of SL-DR patients.

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With the growth of data and intelligent technologies, the healthcare sector opened numerous technology that enabled services for patients, clinicians, and researchers. One major hurdle in achieving state-of-the-art results in health informatics is domain-specific terminologies and their semantic complexities. A knowledge graph crafted from medical concepts, events, and relationships acts as a medical semantic network to extract new links and hidden patterns from health data sources.

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Aim: To describe the efficacy and safety of iStent implantation prior to phacoemulsification in manual as well as femtosecond laser-assisted cataract surgery (FLACS), and highlight this approach as a reasonable, if not necessary, step to advance one's ability and confidence in the use of microinvasive glaucoma surgery (MIGS) technology in phakic patients.

Methods: A retrospective consecutive case series of patients with open angle glaucoma or ocular hypertension who underwent iStent inject implantation followed by cataract surgery (manual or FLACS). All cases underwent postoperative video review and were assessed and classified for intraoperative lens injury and hyphaema.

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Background: There is emerging evidence that COVID-19 can trigger thrombosis because of a hypercoagulable state, including large-vessel occlusion ischemic strokes. Bihemispheric ischemic stroke is uncommon and is thought to indicate an embolic source. Here, we examine the findings and outcomes of patients with bihemispheric stroke in the setting of COVID-19.

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The term "Wake-Up Stroke" is applied to a patient who displays no symptoms before sleep, but wakes with neurologic deficits suggestive of stroke. The current guidelines for acute ischemic stroke limit intravenous tissue plasminogen activator use to stroke patients in whom symptom onset or last known well is less than 4.5 hours.

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Calreticulin an endoplasmic reticulum (ER) chaperone that is involved in the quality control process and plays an important role as a regulator of intracellular calcium homeostasis. Previously, we illustrated that loss of calreticulin (crt-/-) results in the activation of ubiquitin-proteasome pathway facilitating the increased resistance to apoptosis. Our preliminary data illustrated a significant increase in the endocytosis in the calreticulin knockout mouse embryonic fibroblast cells (crt-/-).

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PurposeTo compare the long-term outcomes of accelerated corneal collagen crosslinking (CXL) to conventional CXL for progressive keratoconus.Patients and methodsComparative clinical study of consecutive progressive keratoconic eyes that underwent either accelerated CXL (9 mW/cm ultraviolet A (UVA) light irradiance for 10 min) or conventional CXL (3 mW/cm UVA light irradiance for 30 min). Eyes with minimum 12 months' follow-up were included.

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Purpose: To present the first reported case of paracentral acute middle maculopathy in association with Susac syndrome.

Method: Case report.

Results: A young female patient presented with unilateral sudden loss of vision of her right eye to count fingers.

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Aims: To assess the relationship between insulin resistance (IR), retinopathy and maculopathy in young adults with Type 1 diabetes mellitus.

Methods: A cross-sectional study at a regional Australian tertiary hospital. Retinal pathology, assessed by colour fundus photography, was correlated with two surrogate measures of IR: estimated Glucose Disposal Rate (eGDR) and Insulin Sensitivity Score (ISS), where lower scores reflect greater IR.

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