Publications by authors named "Darshan M"

A high-performance CuCo(OH)/CNT/MoS composite electrocatalyst was synthesized by rapid co-precipitation. This bifunctional material exhibits exceptional electrochemical properties, achieving low overpotentials of 65 mV (OER) and 211 mV (HER) at , with Tafel slopes of 96 mV dec and 110 mV dec. Notably, CuCo(OH)/CNT/MoS demonstrates remarkable durability, sustaining its activity for more than 40 hours in alkaline and 25 hours in acidic media, accompanied by minimal charge transfer resistance.

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The biological significance of trace elements such as chromium extends beyond basic cellular functions, influencing key processes like inflammation and oxidative stress. In this study, we explore the anti-inflammatory and antioxidant potential of a trace element complex, Chromium-D-phenylalanine (Cr(D-Phe)₃), through in vivo and in silico approaches. Anti-inflammatory activity was assessed using a carrageenan-induced paw oedema model in rats, coupled with histopathological and biochemical analyses.

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This research work aims to identify COVID-19 through deep learning models using lung CT-SCAN images. In order to enhance lung CT scan efficiency, a super-residual dense neural network was applied. The experimentation has been carried out using benchmark datasets like SARS-COV-2 CT-Scan and Covid-CT Scan.

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Background: Anxiety and depression are common mental health disorders that are responsible for considerable societal burden. There are no data on cost-efficacy and medication compliance related to the treatment of these disorders in rural India.

Materials And Methods: All consenting adults ( = 455) diagnosed with generalized anxiety or (unipolar) depressive disorders in Suttur village, Karnataka, were treated with open-label fluoxetine (20-60 mg/day), sertraline (50-150 mg/day), escitalopram (10-20 mg/day), desvenlafaxine (50-150 mg/day), duloxetine (30-90 mg/day), amitriptyline (75-150 mg/day), or clomipramine (75-150 mg/day) in a structured, monotherapy dosing plan.

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Background: Women's sexual dysfunction is found to be highly prevalent in western and Indian literature. Limited studies are available on drug naive depression in western literature and in Indian population.

Aim: To determine the prevalence rate and symptom profile of female sexual dysfunctions in patients with untreated depression.

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Background: Realizing a dearth of data on this topic, especially in the Indian context, an epidemiological study was conducted in a south Indian rural population to identify the sexual activity patterns and sexual problems among the population above 60 years of age.

Objectives: (1) Assessment of sexual activity patterns among individuals above 60 years. (2) Assessment of the prevalence of sexual disorders among individuals above 60 years.

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Background: Sexuality is an important aspect of the personality of an individual and influences psychological, physical and social well-being of both men and women. It is a paradox, that in the country where 'kamasutra' (by Vatsyayana) took birth, there is a lack of research publications and sexuality related literature; hence the current study was conducted, to estimate the prevalence and association of sexual disorders with various socio-demographic variables, in the selected rural population.

Materials And Methods: Subjects who were sexually active and fulfilled the study criteria were administered Arizona Sexual Experience Scale as screening tool for the presence of sexual problems.

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Context: Interleukin-11 (IL-11) is a multifunctional cytokine with a probable regulatory role in the inflamed periodontal tissue. It has also been shown to inhibit the production of potent proinflammatory cytokines like tumor necrosis factor-alpha, IL-6 and IL-1β in vitro. Type 2 diabetes mellitus, which demonstrates an increase in proinflammatory cytokines, might hypothetically, display a decrease in the levels of IL-11, which down-regulates synthesis of the proinflammatory cytokines.

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Periodontally accelerated osteogenic orthodontics (PAOO) is a clinical procedure that combines selective alveolar corticotomy, particulate bone grafting and the application of orthodontic forces. PAOO can play an important role in the comprehensive treatment of a patient's occlusal and esthetic needs. This technique has been shown to increase alveolar bone thickness, decrease treatment time and enhance post-treatment orthodontic stability.

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Background: Based on review of literature World Health Organization (WHO) Global Burden of Disease Study has estimated that psychiatric disorders are among the most burdensome, around the globe and has suggested general population surveys for future research. This study aims to estimate the prevalence of psychiatric disorders and study their association with various socioeconomic variables.

Materials And Methods: This was an exploratory study where a door-to-door survey of the entire population residing in a South Indian village was done (n = 3033).

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Background: The goal of the Prostate Cancer Biorepository Network (PCBN) is to develop a biorepository with high-quality, well-annotated specimens obtained in a systematic, reproducible fashion using optimized and standardized protocols, and an infrastructure to facilitate the growth of the resource and its wide usage by the prostate cancer research community. An emerging area of concern in the field of prostate cancer biobanking is an apparent shift in the proportion of surgical procedures performed for prostate cancer treatment from radical retropubic prostatectomy (RRP) to robot-assisted laparoscopic prostatectomy (RALP). Our study aimed to determine the potential impact of the RALP procedure on the detection of known prostate cancer biomarkers, and the subsequent suitability of RALP-derived specimens for prostate cancer biomarker studies.

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Background: Stress has touched almost all professions posing threat to mental and physical health. India being the Information Technology (IT) hub with lakhs involved as IT Professionals, there is a need to assess prevalence of professional stress, depression and problem alcohol use and understand their association.

Objectives: (1) To screen for the prevalence of professional stress, risk for depression and harmful alcohol use among software engineers.

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Infarction occurs when myocardial perfusion is interrupted for prolonged periods of time. Short episodes of ischemia and reperfusion protect against tissue injury when the heart is subjected to a subsequent prolonged ischemic episode, a phenomenon known as ischemic preconditioning (IPC). Hypoxia-inducible factor 1 (HIF-1) is a transcription factor that mediates adaptive responses to hypoxia/ischemia and is required for IPC.

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Prostate cancer progression requires active androgen receptor (AR) signaling which occurs following translocation of AR from the cytoplasm to the nucleus. Chemotherapy with taxanes improves survival in patients with castrate resistant prostate cancer (CRPC). Taxanes induce microtubule stabilization, mitotic arrest, and apoptotic cell death, but recent data suggest that taxanes can also affect AR signaling.

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Background: Psoriasis is a chronic, recurrent skin disorder characterized histologically by cutaneous inflammation, increased epidermal proliferation, hyperkeratosis, angiogenesis, abnormal keratinization, shortened maturation time and parakeratosis. Data on the involvement of trace elements in the pathogenesis of psoriasis is limited.

Methods: The elements namely Na, K, Ca, P, S, Mg, Cu, Zn, and Fe were analyzed in the serum samples of mild and severe psoriasis patients with a control group using inductively coupled plasma-atomic emission spectroscopy (ICP-AES).

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Background: Recent evidence suggests carbohydrate intake may influence prostate cancer biology. We tested whether a no-carbohydrate ketogenic diet (NCKD) would delay prostate cancer growth relative to Western and low-fat diets in a xenograft model.

Methods: Seventy-five male SCID mice were fed a NCKD (84% fat-0% carbohydrate-16% protein kcal), low-fat (12% fat-72% carbohydrate-16% protein kcal), or Western diet (40% fat-44% carbohydrate-16% protein kcal).

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Analysis of the interactions of low-risk human papillomavirus type 11 (HPV11) L2 with karyopherin beta (Kap beta) nuclear import receptors revealed that L2 interacted with Kap beta 1, Kap beta 2, and Kap beta 3 and formed a complex with the Kap alpha 2 beta 1 heterodimer. HPV11 L2 contains two nuclear localization signals (NLSs)-in the N terminus and the C terminus-that could mediate its nuclear import via a classical pathway. Each NLS was functional in vivo, and deletion of both of them abolished L2 nuclear localization.

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We have investigated the nuclear import strategies of high-risk HPV18 L2 minor capsid protein. HPV18 L2 interacts with Kap alpha2 adapter, and Kap beta2 and Kap beta3 nuclear import receptors. Moreover, binding of RanGTP to either Kap beta2 or Kap beta3 inhibits their interaction with L2, suggesting that these Kap beta/L2 complexes are import competent.

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The L2 minor capsid proteins enter the nucleus twice during viral infection: in the initial phase after virion disassembly and in the productive phase when, together with the L1 major capsid proteins, they assemble the replicated viral DNA into virions. In this study we investigated the interactions between the L2 protein of high-risk human papillomavirus type 16 (HPV16) and nuclear import receptors. We discovered that HPV16 L2 interacts directly with both Kapbeta(2) and Kapbeta(3).

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