Publications by authors named "Sunil K Singh"

Van der Woude syndrome (VWS) is an autosomal dominant disorder characterized by lower lip pits and orofacial clefts (OFCs). With a prevalence of ∼1 in 35,000 live births, it is the most common form of syndromic clefting. Most VWS is attributed to variants in IRF6 (∼70%) or GRHL3 (∼5%), leaving up to 25% of individuals without a molecular diagnosis.

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Potato blight is a serious disease that affects potato crops and leads to substantial agricultural and economic losses. To enhance detection accuracy, we propose Bayesian Optimized CNN Weighted Ensemble Potato Blight Detection, a deep learning-based approach that optimizes CNN models through Bayesian optimization and ensemble learning. In the proposed study, extensive experiments were conducted to develop an optimized Bayesian Weighted Ensemble CNN model for the detection of potato leaf blight.

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The study presents a highly efficient synthetic route for novel furo[3,2-c]coumarin C-glycosides using an isocyanide-based multicomponent reaction. The process uses β-C-glycopyranosyl aldehydes, derived from naturally occurring d-glucose or d-galactose, as key intermediates and eliminates the need for catalysts. The reaction, performed in acetonitrile at room temperature, yields target compounds in excellent yields within 4-6 h.

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Parkinson's disease (PD) entails complex pathology, with current treatments managing symptoms but failing to halt neurodegeneration. Preclinical evidence suggests human platelet lysate (HPL) from healthy donors as a neuroprotective candidate due to its rich neurotrophic content, though its potential in PD models remains largely underexplored. In this study, we present substantial experimental findings demonstrating the neuroprotective effects of HPL administration in both rotenone (ROT)-induced in vitro as well as in vivo models of PD.

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Objectives: Tobacco use remains a significant public health concern, particularly among youth, who are at a higher risk of developing long-term addiction and related health complications. The early initiation of tobacco use, often during adolescence and young adulthood, contributes to the prevalence of smoking-related diseases later in life. Despite various anti-tobacco initiatives, the consumption of tobacco products continues to be widespread among young people.

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Breast cancer is a leading cause of mortality among women and is increasing rapidly around the world. For early diagnosis of breast cancer, precise classification, and finding the best subset for cancer identification, evolutionary-based feature selection methods play a vital role in effective treatment. Previous studies have shown that existing evolutionary methods are complicated in correctly differentiating BC disease subtypes with high consistency, which seriously affects the performance of classification methods.

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Cancer is among the most dangerous diseases contributing to rising global mortality rates. Lung cancer, particularly adenocarcinoma, is one of the deadliest forms and severely impacts human life. Early diagnosis and appropriate treatment significantly increase patient survival rates.

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Background Identification and preservation of the facial nerve trunk (FNT) are critical during parotidectomy to prevent complications such as facial paralysis. Due to its anatomical proximity and accessibility, the posterior belly of the digastric muscle (PBDM) has emerged as a consistent and reliable intraoperative landmark for localizing the FNT. This study aims to review the experience of a single institution in superficial parotidectomy, with a focus on identifying the FNT using the PBDM.

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This study examines the distribution of dissolved lead (dPb) in the Indian Ocean, based on seawater samples collected during winter monsoon GI10 (2020) and spring inter-monsoon GI09 (2021) cruises. A total of 510 samples were analyzed for dPb concentrations using HR-ICP-MS coupled with seaFAST system. The study emphasizes the spatial distribution of dPb in the Indian Ocean, identifying major sources and key influencing factors.

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Objectives: To find out the prevalence of substance use and associated factors among adolescents of the rural area of Jaipur, Rajasthan.

Methods: This cross-sectional study was carried out in 461 adolescents of rural area Achrol of Jaipur using systematic random sampling technique. Sample size of 461 was calculated using 4PQ/L2 with a prevalence of substance use at 15.

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Van der Woude syndrome (VWS) is an autosomal dominant disorder characterized by lower lip pits and orofacial clefts (OFCs). With a prevalence of approximately 1 in 35,000 live births, it is the most common form of syndromic clefting and may account for ~2% of all OFCs. The majority of VWS is attributed to genetic variants in (~70%) or (~5%), leaving up to 25% of individuals with VWS without a molecular diagnosis.

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Conserving energy of sensor nodes and ensuring balanced workloads among them are fundamental concerns in Wireless Sensor Network (WSN) design. Clustering strategies offer a promising avenue to minimize node energy consumption, thereby prolonging network lifespan. Nevertheless, numerous multi-hop routing protocols using clustering technique face the challenge of nodes nearer to the Base Station (BS) depleting their energy faster due to forwarding data from the entire network leading to premature node failure and network partitioning known as 'hotspot problem'.

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Background: Fibroadenomas are common benign breast lumps that can cause anxiety due to malignancy concerns, and Centchroman, a selective estrogen receptor modulator, has shown promise in reducing their size. This study aimed to evaluate the efficacy of Centchroman in reducing fibroadenoma size, mastalgia, anxiety, and depression in affected patients.

Methodology: A parallel-arm randomized controlled trial was conducted at a tertiary care Breast Clinic with 104 patients aged 18‒45 years having fibroadenomas ≤ 3 cm.

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The oncoimmunology research has witnessed notable advancements in recent years. Reshaping the tumor microenvironment (TME) approach is an effective method to improve antitumor immune response. The T cell-mediated antitumor response is crucial for favorable therapeutic outcomes in several cancers.

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Diabetic Retinopathy (DR) stands as a significant global cause of vision impairment, underscoring the critical importance of early detection in mitigating its impact. Addressing this challenge head-on, this study introduces an innovative deep learning framework tailored for DR diagnosis. The proposed framework utilizes the EfficientNetB0 architecture to classify diabetic retinopathy severity levels from retinal images.

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Article Synopsis
  • Alzheimer's disease (AD) is the most common neurodegenerative disorder, linked to the accumulation of misfolded proteins like amyloid-beta (Aβ) and tau, leading to neuroinflammation triggered by activated microglia.
  • Activated microglia can have two distinct roles: M1 promotes inflammation through pro-inflammatory cytokines, while M2 helps to suppress inflammation with anti-inflammatory factors.
  • The review discusses the complex signaling pathways involved in microglial activation in AD and highlights potential therapies targeting these processes that are currently in research stages.
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Plant protease inhibitors (PI's) inhibit the activity of gut proteases and thus provide resistance against insect attack. Previously we have published first report on cloning and characterization of a novel Bowman-Birk protease inhibitor gene (RbTI) from ricebean (Vigna umbellata). In this study, the RbTI gene was further characterized and validated as a potential candidate for transferring insect resistance in economically important crops.

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Alzheimer's Disease (AD) is one of the most devastating age-related disorder causing significant social and economic burden worldwide. It affects the cognitive and social behavior of individuals and characterized by accumulation of Aβ, phosphorylated tau and cytokines formation. The synthesis and release of cytokines are regulated by specific groups of immune and non-immune cells in response to microglia or astrocyte activation through multiple pathways.

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Article Synopsis
  • * Research shows a link between cardiovascular issues and neurodegenerative diseases such as Alzheimer's and Parkinson's, suggesting that complications from thrombosis are frequently observed in these conditions.
  • * The review explores how factors like endothelial dysfunction and platelet hyperactivation contribute to thrombosis, affecting the severity and development of neurodegenerative diseases, along with a discussion on antithrombotic medications used in treating these disorders.
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Alzheimer's disease (AD) is a cognitive disease with high morbidity and mortality. In AD patients, the diversity of the gut microbiota is altered, which influences pathology through the gut-brain axis. Probiotic therapy alleviates pathological and psychological consequences by restoring the diversity of the gut microbial flora.

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Mammary gland carcinoma is one of the most prevalent and deadly diseases among women globally. It is a type of solid malignant tumor. In this malignant tumor, the microenvironment becomes hypoxic in rapidly proliferating cancer cells.

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Article Synopsis
  • The study aims to evaluate the risk of congenital anomalies in newborns exposed to dolutegravir during pregnancy compared to those on other antiretroviral regimens, following some concerns about birth defects associated with dolutegravir use.
  • A systematic review and meta-analysis were conducted involving 26 studies, with 12 included in the final analysis, which showed no significant difference in congenital anomaly risks between the two groups of newborns (risk ratio of 1.10, p = 0.59).
  • Moderate heterogeneity was found among the studies (I = 47%), indicating some variation in the results, but overall, the findings suggest dolutegravir does not pose a significantly higher risk
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We propose a traveling surface acoustic wave (TSAW)-based microfluidic method for cell lysis that enables lysis of any biological entity, without the need for additional additives. Lysis of cells in the sample solution flowing through a poly (dimethyl siloxane) microchannel is enabled by the interaction of cells with TSAWs propagated from gold interdigitated transducers (IDTs) patterned onto a LiNbO piezoelectric substrate, onto which the microchannel was also bonded. Numerical simulations to determine the wave propagation intensities with varying parameters including IDT design, supply voltage, and distance of the channel from the IDT were performed.

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Triple-negative breast cancer (TNBC) is difficult to treat breast cancer subtype due to lack or insignificant expressions of targetable estrogen receptor (ER) and human epidermal growth factor receptor 2 (HER2). Therefore, finding a targetable protein or signaling pathway in TNBC would impact patient care. Here, we report that a member of the Mixed Lineage Kinase (MLK) family, MLK3, is an effector of G-protein-coupled protease-activated receptors 1 (PAR1) and targeting MLK3 by a small-molecule inhibitor prevented PAR1-mediated TNBC tumorigenesis.

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Cesium lead halide perovskite (CsPbX; X = Cl, Br, I) nanocrystals showing intense band-edge emission and high photoluminescence quantum yield are known to be a potential candidate for application in optoelectronic devices. However, controlling toxicity due to the presence of Pbin lead-based halide perovskites is a major challenge for the environment that needs to be tackled cautiously. In this work, we have partially replaced Pbwith Mnions in the CsPb(Cl/Br)nanocrystals and investigated their impact on the structural and optical properties.

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