Publications by authors named "Sharath B"

Molecular docking is the most popular and widely used method for identifying novel molecules against a target of interest. However, docking procedures and their validation are still under intense development. In the present investigation, we evaluate a quantum free-orbital AlteQ method for evaluating docking complexes generated by taking EGFR complexes as an example.

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Background: India, the second leading producer of tobacco, puts the population at a higher chance of tobacco consumption contributing to a significant disease burden. Though tobacco smoking is a modifiable risk factor for hypertension and has been on the rise among the population, studies on the relationship of tobacco with hypertension are limited in India.

Aim: This study aimed to assess the population-level risk of tobacco (smoke) use and elevated blood pressure (BP) among Indians and also assess the association of risk of tobacco smoking with hypertension based on the place of residence.

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Unlabelled: Curcumin (diferuloylmethane) is bioactive phenolic compound which exerts diverse antimetastatic effect. Several studies have reported the antimetastatic effect of curcumin by its ability to modulate the epithelial-to-mesenchymal transition (EMT) process in different cancers, but underlying molecular mechanism is poorly understood. EMT is a highly conserved biological process in which epithelial cells acquire mesenchymal-like characteristics by losing their cell-cell junctions and polarity.

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Objectives: We verified subnational (state/union territory (UT)/district) claims of achievements in reducing tuberculosis (TB) incidence in 2020 compared with 2015, in India.

Design: A community-based survey, analysis of programme data and anti-TB drug sales and utilisation data.

Setting: National TB Elimination Program and private TB treatment settings in 73 districts that had filed a claim to the Central TB Division of India for progress towards TB-free status.

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Setting: Five select districts of Karnataka, India, providing anti-tubercular and antiretroviral therapy (ATT and ART) to people with Human Immunodeficiency Virus (HIV) - associated Tuberculosis (TB) through a single window care approach at the ART centres (seven ART centres and 16 link ART centres).

Objectives: To determine the factors associated with non-adherence to concurrent therapy.

Design: We conducted a case-control study involving primary and secondary data collection.

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Background: Anomalous activation of intra-cellular signalling cascades confers neoplastic properties on malignant cells. The JAK2/STAT3 proteins play a pivotal role in the pathogenesis of most of the solid malignancies. The over expression of STAT3 in these tumours results in an evasion of apoptosis and thereby pathogenesis.

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Reigning of the abnormal gene activation associated with survival signalling in lung cancer leads to the anomalous growth and therapeutic failure. Targeting specific cell survival signalling like JAK2/STAT3 nexus has become a major focus of investigation to establish a target specific treatment. The 2-bromobenzoyl-4-methylphenoxy-acetyl hydra acetyl Coumarin (BP-1C), is new anti-neoplastic agent with apoptosis inducing capacity.

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Lightweight composite materials have recently been recognized as appropriate materials have been adopted in many industrial applications because of their versatility. The present research recognizes the inclusion of ceramics such as Gr and BC in manufacturing AMMCs through stir casting. Prepared composites were tested for hardness and wear behaviour.

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Aim And Objectives: Phytophthora infestans (Mont.) de Bary, the fungal pathogen causes late blight, which results in devastating economic loss among the Solanaceae. The bacillus lipopeptides show the antagonistic activity against the many plant pathogens, among bacillus lipopeptides reported as the antifungal gene.

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Introduction: Sputum smear microscopy is the cornerstone of tuberculosis (TB) diagnosis under the Revised National Tuberculosis Control Programme (RNTCP) in India. Instructions on how to produce a good sputum sample are a part of RNTCP training manuals, but its assessment is not emphasised. Healthcare provider's instruction to expectorate a good sputum sample has limitations.

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Aims: To fetch pathways involved in targetting Hsp90 through Curcumin and Epigallocatechin through Network pharmacological approach.

Background: Hsp90 is a molecular chaperone involved in stabilizing inflammatory protein which may lead to chronic diseases. The herbal compounds Curcumin and Epigallocatechin processing antiinflammatory properties are known to follow a common pathway and control the expression of Hsp90.

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Sikkim, India, has the highest proportion of tuberculosis (TB) patients on first-line anti-tuberculosis regimens with the outcome 'failure' or 'shifted to regimen for multidrug-resistant TB (MDR-TB)'. To assess the factors associated with non-response to treatment, i.e.

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Setting: Dakshina Kannada District, coastal South India, under the Revised National Tuberculosis Control Programme (RNTCP).

Objective: To identify the potential and practices at primary health centres (PHCs) for the assessment of nutritional status of patients with tuberculosis (TB), the basic tools used to measure height and weight and the type of nutritional counselling provided.

Design: A cross-sectional study was conducted with physical verification of availability of height and weight measuring equipment.

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During metastasis, cancer cells transcend from primary site to normal cells area upon attaining epithelial to mesenchymal transition (EMT) causing malignant cancer disease. Increased expression of TGF-β and its receptor ALK5 is an important hallmark of malignant cancer. In the present study, efficacy of curcumin and its analogues as inhibitors of ALK5 (TGFβR-I) receptor was evaluated using in silico approaches.

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A mixed-methods operational research (OR) study was conducted to examine the diagnosis and treatment pathway of patients with presumptive multidrug-resistant tuberculosis (MDR-TB) during 20122013 under the national TB programme in Puducherry, India. High pre-diagnosis and pre-treatment attrition and the reasons for these were identified. The recommendations from this OR were implemented and we planned to assess systematically whether there were any improvements.

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Background: The presence of anti-nutrients and toxins like phorbol esters in Jatropha curcas seed cake (JSC) limits its application in feeds. This study was done to assess the potential of detoxified JSC as rat feed.

Methods: The rats were fed a diet containing 0-5 and 10% of detoxified fermented JSC for four weeks.

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Tuberculosis (TB) is a significant contributor to mortality in HIV-infected patients. Concurrent TB infection is also a significant contributing factor to maternal mortality in human immunodeficiency virus (HIV)-infected pregnant women. Studies addressing the outcomes of TB and HIV co-infection among pregnant women are generally infrequent.

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Background: The Revised National Tuberculosis Control Programme (RNTCP) is implementing the External Quality assurance (EQA) and Random blinded re-checking (RBRC) as one of its important component. This nationwide study was conducted to determine (1) the number and types of RBRC errors and (2) the sensitivity and specificity among rechecked slides.

Materials And Methods: The study was based on the monthly RBRC reports submitted by ~13,000 designated microscopy centres (DMCs) across the country under routine programmatic settings in 2010.

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Setting: The Revised National Tuberculosis Control Programme, Puducherry, India, which has facilities for molecular diagnostic technique.

Objective: To determine pre-diagnostic and pre-treatment attrition among presumptive multidrug-resistant tuberculosis (MDR-TB) patients and reasons for attrition.

Methods: In this mixed-methods study, the quantitative component consisted of retrospective cohort analysis through record review of all presumptive MDR-TB patients recorded between October 2012 and September 2013.

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Zinc nanoparticles were synthesized using aqueous leaf extract of Justicia adhatoda L. The characterization of nanoparticles was done by ultraviolet-visible (UV-vis) spectroscopy, Fourier transform infrared (FTIR) spectroscopy, atomic force microscopy (AFM), and high-resolution transmission electron microscopy (HR-TEM). The characteristic absorption peak of the UV spectrum was recorded at 379 nm.

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Setting: District Chest Clinic, Kalutara, Sri Lanka.

Objectives: To determine the coverage of culture and drug susceptibility testing (CDST), delays in CDST, treatment initiation, obtaining CDST results and treatment outcomes of previously treated tuberculosis (TB) patients.

Design: Retrospective cohort study involving review of records and reports.

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Jatropha seed cake, a byproduct after biodiesel extraction, has several anti-nutrients and toxins. Solid-state fermentation was carried out for the detoxification of the Jatropha seed cake (JSC) using different fungal cultures. The reduction in the anti-nutritional components such as tannins, phytates, saponins, lectin and protease inhibitor, and phorbol esters on 6th, 9th, and 12th day of fermentation was analyzed.

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