494 results match your criteria: "School of Basic and Applied sciences[Affiliation]"

Salinity stress is one of the significant abiotic stresses that influence critical metabolic processes in the plant. Salinity stress limits plant growth and development by adversely affecting various physiological and biochemical processes. Enhanced generation of reactive oxygen species (ROS) induced salinity stress subsequently alters macromolecules such as lipids, proteins, and nucleic acids, and thus constrains crop productivity.

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Cu(I)-catalyzed azide-alkyne 1,3-dipolar cycloaddition (CuAAC) - commonly known as the "click reaction" - serves as the most effective and highly reliable tool for facile construction of simple to complex designs at the molecular level. It relates to the formation of carbon heteroatomic systems by joining or clicking small molecular pieces together with the help of various organic reactions such as cycloaddition, conjugate addition, ring-opening, etc. Such dynamic strategy results in the generation of triazole and its derivatives from azides and alkynes with three nitrogen atoms in the five-membered aromatic azole ring that often forms gel-assembled structures having gelating properties.

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Background: Cancer is a life-threatening disease. Anti-cancer drugs are the focus of research. The heterocyclic molecules like benzimidazole occupy a central position in searching for novel and effective anti-cancer drugs.

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Bright, energetic, and directional electron bunches are generated through efficient energy transfer of relativistic intense (~ 10 W/cm), 30 femtosecond, 800 nm high contrast laser pulses to grating targets (500 lines/mm and 1000 lines/mm), under surface plasmon resonance (SPR) conditions. Bi-directional relativistic electron bunches (at 40° and 150°) are observed exiting from the 500 lines/mm grating target at the SPR conditions. The surface plasmon excited grating target enhances the electron flux and temperature by factor of 6.

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Metal-Organic Precursor Synthesis, Structural Characterization, and Multiferroic Properties of GdFeO Nanoparticles.

ACS Omega

September 2022

Nanochemistry Laboratory, Department of Chemistry, Jamia Millia Islamia, New Delhi 110025, India.

Article Synopsis
  • GdFeO nanoparticles were created using a straightforward method involving citric acid, resulting in a highly crystalline orthorhombic structure as confirmed by X-ray diffraction and FTIR analysis.!* -
  • Electron microscopy revealed worm-shaped nanoparticles with an average size of 95 nm and a distinct interplanar spacing of 0.12 nm on the (112) crystalline plane.!* -
  • Notably, these nanoparticles exhibited room-temperature ferroelectricity and high dielectric properties, making them promising candidates for use in multistate memory devices.!*
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Non-typhoidal serotypes are well adapted to utilize the inflammation for colonization in the mammalian gut mucosa and cause loss of the integrity of the epithelial barrier in the mammalian intestine. The present study assessed the protective efficacy of fish oil-in-water nanoemulsion, compared to the conventional emulsion, towards the intestinal epithelial barrier against invasive infection of serovar Typhimurium strain SL1344 in an streptomycin-treated mouse model. Non-typhoidal serovar Typhimurium strain SL1344 expresses its invasiveness by creating extreme inflammatory assault in the mammalian host lumen its repertoire of secretory or membrane-bound proteins.

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Aims: The present study aimed to document the comparative analysis of differential hypervirulent features of Vibrio cholerae O1 strains isolated during 2018 from cholera endemic regions in Gujarat and Maharashtra (Western India) and West Bengal (Eastern India).

Methods And Results: A total of 87 V. cholerae O1 clinical strains from Western India and 48 from Eastern India were analysed for a number of biotypic and genotypic features followed by antimicrobial resistance (AMR) profile.

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More than a thousand tonnes of fish bone wastes can be transformed into biomedical products annually. Alkaline hydrolysis and thermal calcification were used to create nanosized hydroxyapatite (HAp) crystals from Silver carp bone wastes. Biophysical tests were used to determine the nano size and chemical composition of synthesised hydroxyapatite.

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Tetratricopeptide repeat domain 9A knockout induces social anxiety and impairs offense behaviors in female mice.

Iran J Basic Med Sci

June 2022

Neuromodulation Laboratory, School of Biomedical Sciences, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong SAR, P.R. China.

Objectives: The involvement of tetratricopeptide repeat domain 9A (TTC9A) in anxiety-like behaviors through estrogen action has been reported in female mice, this study further investigated its effects on social anxiety and aggressive behaviors.

Materials And Smethods: Using female Ttc9a knockout () mice, the role of TTC9A in anxiety was investigated in non-social and social environments through home-cage emergence and social interaction tests, respectively, whereas aggressive behaviors were examined under the female intruder test.

Results: We observed significant social behavioral deficits with pronounced social and non-social anxiogenic phenotypes in female mice.

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Priming alleviates membrane damage, chlorophyll degradation along with cryoprotectants accumulation during chilling stress that leads to improved reproductive functioning and increased seed yield. Chilling temperatures below 15 °C have severe implications on the reproductive growth and development of chickpea. The abnormal reproductive development and subsequent reproductive failure lead to substantial yield loss.

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Enzymes that degrade pectin are called pectinases. Pectinases of microbial origin are used in juice clarification as the process is cost-effective. This study screened a pectinase-producing bacterium isolated from soil and identified as 15A B-92 based on the 16S rRNA molecular technique.

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Th1-Th2 and M1-M2 interplay sculpt Aeromonas hydrophila pathogenesis in zebrafish (Danio rerio).

Fish Shellfish Immunol

August 2022

Immunobiology Laboratory, Department of Zoology, University of Delhi, Delhi, 110007, India; Faculty of Life Sciences and Biotechnology, South Asian University, New Delhi, 110021, India. Electronic address:

Aeromonas hydrophila is an important aquatic zoonotic pathogen that causes septicemia, necrotizing fasciitis and gastroenteritis in various aquatic and non-aquatic animals. However, the pathogenesis of A. hydrophila is not fully understood.

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In the present laboratory scale experiment, we report the fabrication of chlorophyll sensitized (BiO)CO/CdWO/rGO (BCR) photo-catalyst. The green approach has been adopted for boosting the optical activity by chlorophyll as a sensitizer. The functionality, nature and surface compositions of synthesized photo-catalyst have been identified by FTIR, XRD and XPS instrumentation.

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The nanoparticles of CeO, CeFeO, and CeFeCuO were synthesized using the co-precipitation-synthesis technique. The effect of co-doping of Fe and Cu on structural, optical, and magnetic properties as well as specific capacitance have been studied using X-ray diffraction (XRD), scanning-electron microscopy (SEM), UV-visible spectroscopy, Raman spectroscopy, dc magnetization, and electrochemical measurements at room temperature. The results of the XRD analysis infer that all the samples have a single-phase nature and exclude the formation of any extra phase.

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BiFe1−xCrxO3, (0 ≤ x ≤ 10) nanoparticles were prepared through the sol−gel technique. The synthesized nanoparticles were characterized using various techniques, viz., X-ray diffraction, high-resolution field emission scanning electron microscopy (HRFESEM), energy dispersive spectroscopy (EDS), UV−Vis absorption spectroscopy, photoluminescence (PL), dc magnetization, near-edge X-ray absorption spectroscopy (NEXAFS) and cyclic voltammetry (CV) measurements, to investigate the structural, morphological, optical, magnetic and electrochemical properties.

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WHO is searching most active antibiotics due to the bacterial resistance problem. The activities of the racemic antibiotics may be augment by preparing optically active antibiotics by the chiral separation. Chiral separation of potential antibiotics such as cefotaxime and ofloxacin was studied using amylose-based packing chiral stationary phases (CSPs) such as Chiralpak IA and Chiralpak IG.

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The microorganisms that have developed resistance to available therapeutic agents are threatening the globe and multidrug resistance among the bacterial pathogens is becoming a major concern of public health worldwide. Bacteria develop protective mechanisms to counteract the deleterious effects of antibiotics, which may eventually result in loss of growth-inhibitory potential of antibiotics. ESKAPE ( and spp.

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Antibiotic Susceptibility Patterns of ESL Producers Isolated from the Mobile Phones.

Evid Based Complement Alternat Med

May 2022

Department of Pharmacy, Faculty of Allied Health Sciences, Daffodil International University, Dhaka 1207, Bangladesh.

Mobile phones have become an indispensable part of human lives for communication, education, and entertainment activities. This study aims to evaluate the diversity pattern of bacterial contaminants on mobiles and to check antibiotic resistance profiles in 105 samples. The study revealed a contamination of 51% in men and 49% in women, the highest in the 21- to 30-year age group, evidencing the extreme use of mobiles by teenagers.

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In this work, we reported the successful synthesis of novel Ag/TiO /CuFe O ternary nanocomposite by hydrothermal technique by using TiO /CuFe O binary nanocomposite precursor that was also prepared by hydrothermal treatment by using TiO nanoparticles and CuFe O nanoparticles synthesized via sol-gel method. The synthesized nanomaterials were accessed for their morphological, structural, and optical properties. X-ray diffraction (XRD) study reveals the formation of pure Ag/TiO /CuFe O ternary nanocomposite in which the Ag, TiO , and CuFe O are in anatase, spinal, and cubic crystal phases, respectively.

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Background: In response to intracellular pathogens, the autophagy gene IRGM plays an essential role in the innate immune response. Various identified IRGM gene risk loci are associated with several diseases but, so far, no study is available that shows the association of IRGM with hepatitis B virus (HBV) infection.

Methods: We genotyped promoter variants (rs4958842, rs4958843, and rs4958846) of IRGM in HBV infected patients (551) and healthy controls (247) for their role in HBV infection.

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Pseudomonas citronellolis alleviates arsenic toxicity and maintains cellular homeostasis in chickpea (Cicer arietinum L.).

Plant Physiol Biochem

August 2022

Centre for Biosciences, Central University of Punjab, School of Basic and Applied Sciences, Bathinda, Punjab, 151401, India; Department of Botany, Central University of Punjab, School of Basic Sciences, Bathinda, Punjab, 151401, India. Electronic address:

Arsenic is a hazardous metalloid that causes detrimental effects on plant growth and metabolism. Plants accumulate arsenic in edible parts that consequently enter the food chain leading to many health problems. Metal tolerant plant growth-promoting bacteria (PGPB) ameliorate heavy metal toxicity.

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Role of polyaniline in accomplishing a sustainable environment: recent trends in polyaniline for eradicating hazardous pollutants.

Environ Sci Pollut Res Int

July 2022

Centre of Excellence for Advance Materials and Applications, Utkal University, Bhubaneswar, Odisha, India.

Attaining a sustainable environment has become a prime area of research interest, as it is an utmost necessity for a healthy life. Hence, ample studies have been carried out in adopting different processes and utilizing various materials to attain the goal. Herein, we present an exclusive discussion on one such material, i.

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Geometrical and electro-static determinants of protein-protein interactions.

Bioinformation

October 2021

Centre for Computational Biology and Bioinformatics, School of Life Sciences, Central University of Himachal Pradesh, Kangra, India, 176206.

Protein-protein interactions (PPI) are pivotal to the numerous processes in the cell. Therefore, it is of interest to document the analysis of these interactions in terms of binding sites, topology of the interacting structures and physiochemical properties of interacting interfaces and the of forces interactions. The interaction interface of obligatory protein-protein complexes differs from that of the transient interactions.

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Role of Antimicrobial Drug in the Development of Potential Therapeutics.

Evid Based Complement Alternat Med

May 2022

Department of Pharmacy, Faculty of Allied Health Sciences, Daffodil International University, Dhaka 1207, Bangladesh.

Population of the world run into several health-related emergencies among mankind and humans as it creates a challenge for the evolution of novel drug discoveries. One such can be the emergence of multidrug-resistant (MDR) strains in both hospital and community settings, which have been due to an inappropriate use and inadequate control of antibiotics that has led to the foremost human health concerns with a high impact on the global economy. So far, there has been application of two strategies for the development of anti-infective agents either by classical antibiotics that have been derived for their synthetic analogs with increased efficacy or screening natural compounds along with the synthetic compound libraries for the antimicrobial activities.

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Alterations in cellular metabolisms after Imatinib therapy: a review.

Med Oncol

May 2022

School of Biotechnology, Institute of Science, Banaras Hindu University, Varanasi, 221005, Uttar Pradesh, India.

Chronic myeloid leukemia (CML) is characterized by the possession of the Philadelphia chromosome, which contains the Bcr-Abl oncogene that codes for the oncoprotein BCR-ABL. Through glucose metabolism, glycolysis, and the translocation of the high-affinity glucose transporter to the cell surface, BCR-ABL modulates various signaling pathways in CML cells and maintains ATP turnover in tumor cells. Given the effective results of anti-tumor drugs in normalizing abnormal cellular metabolism, Imatinib (IM) has begun to be investigated and proven to be a highly potent tyrosine kinase inhibitor (TKI) in CML therapy.

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