Publications by authors named "Lakshmi D"

Gallbladder adenomyoma/adenomyomatous nodule/adenomyomatosis is a benign condition characterized by mucosal invaginations within the gallbladder wall with or without proliferation of smooth muscle fibers. Gallbladder adenomyoma is often asymptomatic and discovered incidentally during imaging studies performed for other unrelated conditions. It can mimic malignancy on radiological findings, creating a diagnostic dilemma.

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In this paper, one of the great challenges faced by silicon-based biosensors is resolved using a biomaterial multilayer. Tiny biomolecules are deposited on silicon substrates, producing devices that have the ability to act as iridescent color sensors. The color is formed by a coating of uniform microstructures through the interference of light.

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Background: The scientific validity of contemporary and alternative medicinal practices, such as Ayurveda and Siddha, holds significant importance in today's context.

Aim And Objective: The present study employs gas chromatography-mass spectrometry (GC-MS) analysis to investigate a pain-relieving Ayurvedic oil, Dhanwantharam Thailam, aiming to establish correlations between its medicinal activity and the biomolecules it contains.

Materials And Methods: Procured sample from a reputable Ayurvedic vendor in Chennai, Dhanwantharam Thailam underwent GC-MS analysis using standard procedures.

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Article Synopsis
  • * The structure and composition of rice stems play a crucial role in resisting lodging, with various environmental factors affecting their strength.
  • * Advances in sequencing technology enhance the understanding of lodging resistance by identifying key genes and leveraging modern breeding strategies for improving rice plant strength.
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Background: Schizophrenia is one of the most prevalent and serious mental disorders, affecting many facets of life. One of schizophrenia's five domains is aggression. The risk factors for aggression in schizophrenia have been the subject of numerous studies, but it is still unclear how the socio-demographic and clinical variables relate to these risk factors.

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Background: One of the major problems of everyday dental practice is cross-contamination. It can place office personnel, dentists, and patients at risk of acquiring serious illness. Disinfection helps in controlling this cross-contamination to an extent.

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Article Synopsis
  • Stem rot (caused by Sclerotium hydrophilum) and false smut (caused by Ustilaginoidea virens) are significant threats to rice production in India and elsewhere, and while synthetic fungicides can control these diseases, their overuse can lead to resistance and environmental harm.
  • The study explores using native microbial biocontrol agents (BCAs) from rice rhizosphere as eco-friendly alternatives to manage these diseases sustainably, analyzing their effectiveness and impact on plant growth.
  • Results showed that treating rice seeds with identified BCAs significantly improved seed vigor and seedling growth while reducing disease incidence, correlating the diverse phytohormones produced by these microbes with enhanced plant health and disease resistance.
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In this paper, we report "carbamate protected" 2-aminopyrimidinedione-based Janus G-C nucleobases (2-APD Janus G-C nucleobases) featuring polymerizable groups and self-complementary triple H-bonding motifs DDA and AAD as building blocks for developing smart polymers and self-healing materials. The carbamate-masked H-bonding motif, cleavable under acidic (BOC group) or photocleavable (-nitrobenzyl group) conditions, would facilitate the synthesis of smart polymers by alleviating aggregation during polymerization which in turn would exclude self-assembly-assisted solubility issues. Ready accessibility in excellent yields coupled with the possibility for facile introduction of polymerizable groups would make these building blocks excellent candidates for diverse polymerization applications.

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Introduction: The success of restoration processes depends on the efficient control of moisture and microorganisms. Dental restorative procedures frequently use rubber dams as an isolation technique. There is still room for evidence-based discussion over how rubber dam use affects the durability and caliber of dental restorations.

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Color is the prime feature directly associated with the consumer's attraction and choice of their food. The flavor, safety, and nutritional value of any food product are directly associated with the food color. Natural and synthetic colorants (dyes and pigments) have diversified applications in various sectors such as food, feed, pharmaceutical, textiles, cosmetics, and others.

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Food product drying is a crucial stage in the preservation of crops and agricultural by-products that are used as raw materials for numerous end applications. The novelty of the study is the application of a phase change material in a solar dryer to improve the effectiveness of drying and reducing the overall drying period for drying while retaining/improving the quality parameters of the dried dhekia (Diplazium esculentum). The modified indirect thermal storage integrated solar dryer made up of a single-pass solar collector is attached with the drying chamber of 16.

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Metastatic Breast Cancer (MBC) is one of the primary causes of cancer-related deaths in women. Despite several limitations, histopathological information about the malignancy is used for the classification of cancer. The objective of our study is to develop a non-invasive breast cancer classification system for the diagnosis of cancer metastases.

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Fabrication of tailor-made materials requires meticulous planning, use of technical equipments, major components and suitable additives that influence the end application. Most of the processes of separation/transport/adsorption have environmental applications that demands a material to be with measurable porous nature, stability (mechanical, thermal) and morphology. Researchers say that a vital role is played by porogens in this regard.

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Convolutional Neural Network (CNN) has been employed in classifying the COVID cases from the lungs' CT-Scan with promising quantifying metrics. However, SARS COVID-19 has been mutated, and we have many versions of the virus B.1.

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The process of removal of heavy metals is important due to their toxic effects on living organisms and undesirable anthropogenic effects. Conventional methods possess many irreconcilable disadvantages pertaining to cost and efficiency. As a result, the usage of biochar, which is produced as a by-product of biomass pyrolysis, has gained sizable traction in recent times for the removal of heavy metals.

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Algae is abundantly present in our ecosystems and can be easily extracted and used for production of biopolymers. Algae does not produce any anthropogenic, harmful effects, has a good growth rate, and cultivable in wastewater. This literature elucidates the potential of algae biomass by comparing various seaweed and microalgae strains.

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This short review analyzed the recent trend towards, progresses towards the preparation of chemicals of, and value-added biomaterials from marine macroalgae resources, especially green seaweeds and their derived ulvan polysaccharides for various applications. In recent years, ulvan both in pristine and modified forms has gained a large amount of attention for its effective utilization in various areas due to its unique physiochemical properties, lack of exploration, and higher green seaweed production. The pristine form of ulvan (sulfated polysaccharides) is used as a bio-component; food ingredient; or a raw material for the production of numerous chemicals such as fuels, cosmetics, and pharmaceuticals, whereas its modified form is used in the sector of composites, membranes, and scaffolds, among others, because of its physicochemical properties.

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In this work, a flat-sheet blend membrane was fabricated by a traditional phase inversion method, using the polymer blends poly phenyl sulfone (PPSU) and polyether sulfone (PES) for the ultrafiltration (UF) application. It was hypothesized that adding PES to the PPSU polymer blend would improve the properties of the PPSU membrane. The effect of the PES concentration on the blend membrane properties was investigated extensively.

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Vasculitis poses a great diagnostic, investigative and therapeutic challenge to the treating physician. The classification of vasculitides itself still eludes universal acceptance. Comprehensive management comprises establishing the diagnosis of true vasculitis after ruling out vasculitis mimics, finding the etiology if feasible, assessing the caliber of the vessels involved, deciphering the pathological process of vessel damage, investigating for the existence and extent of systemic involvement and finally planning the therapy in the background of co-morbidities.

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Objective: To study the histopathological characteristics and mutation spectrum of patients presenting with the Duchenne muscular dystrophy (DMD) phenotype.

Methods: This was a descriptive study conducted over a period of 8 years. Multiplex ligation-dependent probe amplification (MLPA) was done in patients presenting with the DMD phenotype.

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Background: After mass drug administration to eliminate human lymphatic filariasis, there is a need for surveillance to detect the measurable endpoint of the program.

Methods: An immunodominant seroreactive clone, WbL1, was identified through immunoscreening of a Wuchereria bancrofti L3 complementary DNA expression library. Recombinant WbL1 (rWbL1) was analysed with sera from W.

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Scalp surgeries are some of the surgeries frequently performed in dermatosurgery department. These surgical procedures may leave large defects, especially when performed for malignant condition in which wide margin has to be excised. Such large defects are difficult to close primarily when reconstruction with local flap is essential.

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Background: Scars over the face are cosmetically and psychologically disturbing. Various techniques have been described and are being practiced in the management of these scars.

Aims And Objectives: This study was undertaken to study the safety, effectiveness of using dermal grafts as fillers in the management of facial scars due to acne, chickenpox, trauma or any others.

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Introduction: Flap surgeries are an excellent choice for closing large defects following trauma, excision of carcinomas or removal of large lesions. This article is a prospective interventional study of various flap surgeries performed at a tertiary care centre with their outcome in dermatosurgical unit.

Materials And Methods: A total of 35 flap surgeries performed from January 2012 to December 2014 formed part of the study.

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In the present study, cellulose (SWC) extracted from green seaweed Ulva fasciata was processed to synthesize carboxymethyl cellulose (SWCMC). The seaweed cellulose (∼15% DW) was first processed for α cellulose extraction (10.1% on DW) followed by the synthesis and characterization of SWCMC.

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