Publications by authors named "Arun Kumar Singh"

Ruptured liver abscess is a critical condition with high morbidity and mortality, especially in patients with systemic comorbidities. This 18-month observational cohort study at Safdarjung Hospital, New Delhi, evaluated the prognostic value of the Acute Physiology and Chronic Health Evaluation II (APACHE II) score in predicting outcomes for patients with radiologically confirmed ruptured liver abscesses. A total of 69 patients (88.

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Sarcopenia, an age-related condition marked by the decline of skeletal muscle mass, strength, and function, often leads to loss of function, disability, and diminished quality of life (QoL) in the elderly population. Despite its growing prevalence, sarcopenia is frequently underdiagnosed and inadequately managed. Timely detection and appropriate interventions are crucial to slowing disease progression and minimizing associated risks.

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for delivery of plasmid DNA and mRNA transform biology and medicine, offering powerful tools for gene therapy, vaccine development, cancer immunotherapy, and regenerative medicine. Plasmid DNA provides a relatively stable and sustained expression of the genes which also provides the basic groundwork for long-lasting therapeutic. At the same time, mRNA has also demonstrated more appropriateness for dynamic and time-sensitive applications due to its short-lived and accurate translation capabilities, such as during the development of mRNA-based COVID-19 vaccines.

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In the rapid climate change scenario and subsequent rainfall patterns, drought has emerged as a bottleneck for crop production across crops, especially in rainfed rice. Drought significantly affects the development and production of most modern rice cultivars. Thus, recent breeding efforts have aimed to integrate drought tolerance traits in existing rice varieties through conventional and molecular approaches.

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Microneedles have been explored as a novel way of delivering active ingredients into the skin. They have various advantages, such as quick and efficient drug delivery, mechanical stability, minimal pain, variable capacity and easy use. Microneedles are enabled for the delivery of vaccine, peptides, medicinal components and in cosmetology, which couldn't go unnoticed.

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>25 % of the patients who receive orthopedic implants have been reported with implant-associated osteomyelitis, which can result in inflammation, osteolysis, and aseptic loosening of implants. Current treatment methods doesn't ensure defect healing and prevention from reinfection. Thermoplastic-based 3D-printed scaffolds offer a bioresorbable, biocompatible, and mechanical strong implant system.

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Parkinson's disease (PD) is a common and progressively worsening neurodegenerative disorder characterized by abnormal protein homeostasis and the degeneration of dopaminergic neurons, particularly in the substantia nigra pars compacta. The prevalence of PD has doubled in the past 25 years, now affecting over 8.5 million individuals worldwide, underscoring the need for effective management strategies.

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The field of image processing is experiencing significant advancements to support professionals in analyzing histological images obtained from biopsies. The primary objective is to enhance the process of diagnosis and prognostic evaluations. Various forms of cancer can be diagnosed by employing different segmentation techniques followed by postprocessing approaches that can identify distinct neoplastic areas.

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Article Synopsis
  • The construction of anti-ambipolar transistors (AATs) is complex due to their reliance on asymmetric heterostructures, which are difficult to produce and often lead to problems like high dark currents that reduce sensitivity in photodetection.
  • This research introduces a new type of light-triggered AAT based on an in-plane lateral WSe homojunction, allowing for dynamic modulation through back gate control and achieving impressive performance metrics including a responsivity of 188 A/W.
  • Additionally, the device showcases self-driven photodetection and enables the creation of ternary inverters using monolithic WSe, simplifying the process of making multivalued logic devices.
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Alzheimer's disease (AD) is a highly prevalent neurodegenerative condition that has devastating effects on individuals, often resulting in dementia. AD is primarily defined by the presence of extracellular plaques containing insoluble β-amyloid peptide (Aβ) and neurofibrillary tangles (NFTs) composed of hyperphosphorylated tau protein (P-tau). In addition, individuals afflicted by these age-related illnesses experience a diminished state of health, which places significant financial strain on their loved ones.

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Maintaining a tumour cell's resistance to apoptosis (organized cell death) is essential for cancer to metastasize. Signal molecules play a critical function in the tightly regulated apoptotic process. Apoptosis may be triggered by a wide variety of cellular stresses, including DNA damage, but its ultimate goal is always the same: the removal of damaged cells that might otherwise develop into tumours.

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Background: Recently, a wide range variety of manifestations, including a self‑limiting to severe illness, has been increasingly reported in dengue. Few studies attract attention to severe dengue, mainly observed in secondary infection. With this background, this study aims to provide a comprehensive overview to differentiate primary from secondary dengue using serology (IgG) and the possible association of severity of illness in secondary dengue.

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Article Synopsis
  • Breast cancer is the most prevalent cancer among women worldwide, with increasing rates of incidence and death, largely due to barriers like culture, socioeconomic status, and education affecting awareness and healthcare access.
  • Delayed diagnoses and poor outcomes are common, highlighting the need for collaboration among healthcare providers, policymakers, and community leaders to effectively tackle this women's health crisis and lower mortality rates.
  • This review aims to investigate machine learning techniques that can enhance early detection and improve the accuracy of breast cancer diagnoses, ultimately promoting better health outcomes for women.
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Adipose tissue (AT) acts as a highly active endocrine organ, which secretes a wide range of adipokine hormones. In the past few years, several adipokines (leptin, adiponectin, resistin .) have been discovered showing metabolic consequences in relation to insulin resistance (IR), obesity and diabetes.

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Many nanodrug delivery systems used with various routes of administration have been developed recently. These may be dendrimers, nanocrystals, emulsions, liposomes, solid lipid nanoparticles, micelles, or polymeric nanoparticles. The nanodrug delivery systems may improve effectiveness, safety, physicochemical qualities, and pharmacokinetic/pharmacodynamic profile.

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In order to achieve visionary concepts such as Society 5.0 and Industry 5.0, there is a growing need for people who are able to create innovative robotic technologies.

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Modern medicine has been working to find a cure for cancer for almost a century, but thus far, they have not been very successful. Although cancer treatment has come a long way, more work has to be carried out to boost specificity and reduce systemic toxicity. The diagnostic industry is on the cusp of a technological revolution, and early diagnosis is essential for improving prognostic outlook and patient quality of life.

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Immunology research has focused on developing cancer vaccines to increase the number of tumor-specific effector cells and their ability to fight cancer over the last few decades. There is a lack of professional success in vaccines compared to checkpoint blockade and adoptive T-cell treatment. The vaccine's inadequate delivery method and antigen selection are most likely to blame for the poor results.

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Background: The unprecedented demands on health-care systems due to the COVID-19 pandemic made countries including India to switch toward alternative modes of health-care delivery.

Objectives: The aim of this study was to describe the various COVID-related services delivered through 104 health information helpline (HIHL), located in Jharkhand during the pandemic.

Methods: The de-identified secondary data from February 2020 to December 2021 related to COVID services delivered through HIHL were analyzed.

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Biomaterials have been utilised since the dawn of time to aid wound healing and to try to restore damaged tissues and organs. Many different materials are now commercially accessible for maintaining and restoring biological functioning, and many more are being researched. New biomaterials have to be developed to meet growing clinical demands.

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Objective: Universal developmental screening is recommen-ded at 9, 18, 24 and 36 months. The Government of India Mother and Child Protection (MCP) card is an immunization record that is used to monitor child development, and identify children requiring further evaluation.

Objectives: To determine the diagnostic accuracy of the MCP card for developmental screening, and perform its item analysis.

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