Publications by authors named "Kalia A"

For the extraction of sugars and their subsequent conversion into ethanol, removing lignin from sugarcane bagasse is a major challenge attributed to its recalcitrant nature. This study compares the efficacy of green deep eutectic solvents with conventional acid/alkali pre-treatments for the delignification of sugarcane bagasse. Among different deep eutectic solvent pre-treatments, the maximum removal of lignin i.

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The rise of direct-seeded rice cultivation as a suitable alternative to transplanted puddled rice depends on developing genotypes with high seedling emergence under deep sown conditions. Two rice genotypes (IRGC 128442 and PR126) were screened for contrasting seedling emergence and subjected to high-throughput RNA sequencing under varying sowing depths (4 cm and 10 cm) and time intervals (5, 10, and 15 days after sowing). On average, a total of 2702 differentially expressed genes were identified across twelve inter- and intra-genotypic pairwise differential expression analyses, with a false discovery rate ≤ 0.

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Objective: Whole genome sequencing (WGS) can help identify transmission of pathogens causing healthcare-associated infections (HAIs). However, the current gold standard of short-read, Illumina-based WGS is labor and time intensive. Given recent improvements in long-read Oxford Nanopore Technologies (ONT) sequencing, we sought to establish a low resource approach providing accurate WGS-pathogen comparison within a time frame allowing for infection prevention and control (IPC) interventions.

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Motivation: A major challenge in metabolomics is annotation: assigning molecular structures to mass spectral fragmentation patterns. Despite recent advances in molecule-to-spectra and in spectra-to-molecular fingerprint prediction (FP), annotation rates remain low.

Results: We introduce in this paper a novel paradigm (JESTR) for annotation.

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The profound stability of bacterial spores makes them a promising platform for biotechnological applications like biocatalysis, bioremediation, drug delivery, etc. However, though the spore is composed of >40 proteins, only ∼12 have been explored as fusion carriers for protein display. Here, we assessed the suitability of 33 spore proteins (SPs) as enzyme display carriers by direct allele tagging at native genomic loci.

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Background: It remains unclear how high-risk Escherichia coli lineages, like sequence type (ST) 131, initially adapt to carbapenem exposure in their progression to carbapenem resistance.

Methods: Carbapenem mutation frequency was measured in multiple subclades of extended-spectrum β-lactamase (ESBL) positive ST131 clinical isolates using a fluctuation assay followed by whole genome sequencing (WGS) characterization. Genomic, transcriptomic, and porin analyses of ST131 C2/H30Rx isolate, MB1860, under prolonged, increasing carbapenem exposure was performed using two experimental evolutionary platforms to measure fast vs.

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The discovery and identification of molecules in biological and environmental samples is crucial for advancing biomedical and chemical sciences. Tandem mass spectrometry (MS/MS) is the leading technique for high-throughput elucidation of molecular structures. However, decoding a molecular structure from its mass spectrum is exceptionally challenging, even when performed by human experts.

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Disulfiram is a US FDA-approved medication for the management of alcohol use disorder. However, compliance with disulfiram has been the Achilles' heel of its efficacy. Implantation and surreptitious administration of disulfiram are two methods occasionally used to ensure disulfiram compliance.

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Article Synopsis
  • - This study investigates corneal neurotization (CN), a new surgical method to restore healthy nerve function to the cornea affected by neurotrophic keratopathy (NK), which arises from lost corneal innervation.
  • - Existing treatments mainly focus on preventing damage to the cornea rather than treating the root cause of sensation loss, which makes CN a significant advancement in the field.
  • - The review discusses current research, including clinical studies and case reports, assessing the effectiveness of CN as a potentially permanent solution for NK, aiming to improve ocular surface health.
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  • * Researchers developed a genetically modified sugarcane resistant to red rot by introducing an endochitinase gene from Trichoderma spp., resulting in a six-fold increase in gene expression compared to normal plants.
  • * The resistant transgenic plant (Chit 3-13) demonstrated improved sugar retention and disease resistance, indicating its potential for breeding programs to combat red rot and minimize losses in sugar content.
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Understanding the relationship between empathy, subjective effects of addictive reinforcers and dopamine function in people with gambling disorder (PGD) vs. healthy controls (HCs) may inform GD treatment. The current investigation addressed this issue via retrospective analysis of data from three studies using amphetamine and a slot machine (SLOTS) as reinforcers in PGD and HCs.

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Objective: Routine use of whole genome sequencing (WGS) has been shown to help identify transmission of pathogens causing healthcare-associated infections (HAIs). However, the current gold standard of short-read, Illumina-based WGS is labor and time-intensive. In light of recent improvements in long-read Oxford Nanopore Technologies (ONT) sequencing, we sought to establish a low resource utilization approach capable of providing accurate WGS-based comparisons of HAI pathogens within a time frame allowing for infection prevention and control (IPC) interventions.

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Background: It remains unclear how high-risk lineages, like sequence type (ST) 131, initially adapt to carbapenem exposure in their progression to becoming carbapenem resistant.

Methods: Carbapenem mutation frequency was measured in multiple subclades of extended-spectrum β-lactamase (ESBL) positive ST131 clinical isolates using a fluctuation assay followed by whole genome sequencing (WGS) characterization. Genomic, transcriptomic, and porin analyses of ST131 C2/ 30Rx isolate, MB1860, under prolonged, increasing carbapenem exposure was performed using two distinct experimental evolutionary platforms to measure fast vs.

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Substance Use Disorders (SUDs) are a major cause of global mortality and morbidity. In India, Alcohol Use Disorder is among the most prevalent of these [1]. Inadequate knowledge about the illness and its treatment, lack of resources, and regressive government policies (criminalisation of drug use itself and lack of prioritisation for SUD treatment) are among the reasons for the large gap between the need for facilities and their availability [2].

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Motivation: A key challenge in metabolomics is annotating measured spectra from a biological sample with chemical identities. Currently, only a small fraction of measurements can be assigned identities. Two complementary computational approaches have emerged to address the annotation problem: mapping candidate molecules to spectra, and mapping query spectra to molecular candidates.

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Macrofungi commonly referred to as Mushrooms are distributed worldwide and well known for their nutritional, medicinal, and organoleptic properties. Strain improvement in mushrooms is lagging due to paucity of efficient genome modification techniques. Thus, for advanced developments in research and commercial or economical viability and benefit, CRISPR/Cas9 (clustered regularly interspaced short palindromic repeats/CRISPR-associated nuclease 9) emerged as an efficient genome editing tool.

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Nano-scale particles (NPs) have gained increased interest as non-viral vectors for nucleic acid delivery due to their ability to penetrate through unabraded cell membranes. The previous studies performed have evaluated the nanomaterials for their microbial transformation proficiency but have not compared the relative efficacy. The present study aims to identify the most proficient nano-delivery vehicle among the chemically synthesized/functionalized non-metal oxide, metal/metal oxide, and carbon-based (carbon nanotube (CNT), graphene oxide (GO)) nanomaterial(s) (NMs) for the transformation of two gram-negative bacteria, i.

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India's livestock industry is grappling with a shortage of green fodder, necessitating concerted efforts to boost organized production and ensure a sufficient supply of high-quality forages, crucial for formulating nutritionally balanced, cost-effective, and rumen-healthy animal diets. Hence, this study was conducted to assess the plant growth-promoting characteristics of liquid microbial inoculants and their impact on the yield of forage pearl millet. The bacterial cultures utilized included Sphingobacterium sp.

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The current study was aimed for the generation of Pleurotus extracellular extract-mediated selenium and zinc-oxide nanoparticles (NPs). The Pleurotus djamor (PD) and Pleurotus sajor-caju (PSC) extracts were incubated with different concentrations of sodium selenate and zinc acetate to yield BioSeNPs and BioZnONPs. The NPs formation led to visual color change (brick-red and white for Se and Zn nanosols, respectively).

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Article Synopsis
  • Botulinum neurotoxin type A (BoNT/A) is being explored as a treatment for neuropathic pain, but its exact mechanism of action is still not well understood.* -
  • Recent research focused on how BoNT/A interacts with voltage-gated sodium channels, particularly Nav1.7 and Nav1.3, using different experimental systems, including human-derived sensory neurons.* -
  • Findings indicated that BoNT/A and its components had limited impact on sodium channel function and did not alter activity in sensory neurons from both healthy individuals and those with a genetic pain condition, suggesting other mechanisms may underlie its pain-relieving effects.*
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Article Synopsis
  • Human induced pluripotent stem cell (iPSC)-derived sensory neurons are important for modeling human diseases and for applications in drug discovery and regenerative medicine, especially in studying peripheral sensory neuropathies, which can lead to disorders like loss of pain or severe pain.* ! -
  • The study compares two differentiation protocols: the newly developed "Anatomic" protocol, which produces a purer culture of sensory neurons, versus the "Chambers" protocol, which results in a mixed cell type population and predominantly tonic firing neurons.* ! -
  • Results showed that patient-derived nociceptors from both protocols had higher firing frequencies compared to control neurons, with Anatomic demonstrating improved reproducibility and functionality in disease modeling.* !
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Potato (Solanum tuberosum L.), an important horticultural crop is a member of the family Solanaceae and is mainly grown for consumption at global level. Starch, the principal component of tubers, is one of the significant elements for food and non-food-based applications.

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Essential oils are highly complex volatile chemical compounds utilized for food preservation. The present study compares the antibacterial, and antibiofilm activities of essential oils (EOs) and their blends. Three EOs-basil, clove, and lemongrass-and their blends were evaluated against five food-borne bacterial pathogens.

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