Azeem Ullah

ORCID: 0000-0003-3910-1178
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About
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Research Areas
  • Photodynamic Therapy Research Studies
  • Nanoplatforms for cancer theranostics
  • Diamond and Carbon-based Materials Research
  • Tribology and Wear Analysis
  • Molecular Sensors and Ion Detection
  • Electrochemical Analysis and Applications
  • Porphyrin and Phthalocyanine Chemistry
  • Carbon Nanotubes in Composites
  • Supercapacitor Materials and Fabrication
  • Advanced biosensing and bioanalysis techniques
  • Antimicrobial Peptides and Activities
  • Dielectric materials and actuators
  • Polymer Foaming and Composites
  • Polydiacetylene-based materials and applications
  • Ocular Infections and Treatments
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Advanced Sensor and Energy Harvesting Materials
  • Polymer Nanocomposite Synthesis and Irradiation
  • Brain Tumor Detection and Classification
  • Click Chemistry and Applications
  • Electrospun Nanofibers in Biomedical Applications
  • Power Transformer Diagnostics and Insulation
  • Organic Electronics and Photovoltaics
  • Advanced Nanomaterials in Catalysis
  • Advanced Photocatalysis Techniques

University of Engineering and Technology Lahore
2023

Northwestern Polytechnical University
2020-2022

Fuzhou University
2021

Fujian Institute of Research on the Structure of Matter
2016-2018

University of Karachi
2018

International Center for Chemical and Biological Sciences
2018

Chinese Academy of Sciences
2016-2018

University of Chinese Academy of Sciences
2018

Zero to Three
2018

Abstract Titanium oxide (TO)‐ and functionalized nanodiamond (FND)‐reinforced carbon foam ( CF ) composites were prepared by the direct pyrolysis of TO, FND a mixture mesophase coal tar pitch. The effects TO loadings on microstructure functional properties studied. obtained microstructures showed that both nanofillers have an influential role in formation porous morphology CF. Moreover, additive aspects further studied terms mechanical, thermal electrical properties. results revealed...

10.1002/pi.6274 article EN Polymer International 2021-07-08

Photodynamic antimicrobial chemotherapy (PACT) is considered a promising alternative to conventional antibiotic approach. We have previously developed novel PS containing five lysine amino acids, pentalysine-β-carbonylphthalocyanine Zinc (ZnPc(Lys)5), which in the presence of light, highly toxic against range bacterial strains, including hospital isolated, drug resistant Acinetobacter baumannii. Here, we study effect light fluence two sources on PACT potency ZnPc(Lys)5. observed that an...

10.1364/boe.9.001006 article EN cc-by Biomedical Optics Express 2018-02-06

The emergence of antibiotic-resistant bacteria poses a serious challenge to medical practice worldwide. A small peptide with sequence RWRWRW was previously identified as core antimicrobial limited spectrum bacteria, especially Gram-positive bacteria. By conjugating this and its analogs lipophilic phthalocyanine (Pc), we new antibiotic [PcG 3 K 5 (RW) ]. demonstrates increased effect both Staphylococcus aureus Gram-negative Escherichia coli . In addition, Pc also provides added potent upon...

10.3389/fmicb.2021.624465 article EN cc-by Frontiers in Microbiology 2021-06-01

In this work, we have successfully developed novel silver nanoconjugates of pyrazolone analogue and screened its chemosensing potential in aqueous medium. Bispyrazolone nanoparticles (Bispyra-AgNPs) were synthesised characterised through FTIR, UV-visible spectroscopy atomic force microscopy. The sensing ability was explored towards Ca2+, Cd2+, Co2+, Cu2+, Fe2+, Li+, Pb2+, La3+, Hg2+, Mg2+, Ni2+ Ba2+ metal ions, respectively. Bispyra-AgNPs showed a highly quenching selective recognition...

10.1080/03067319.2018.1515354 article EN International Journal of Environmental & Analytical Chemistry 2018-08-09

Photodynamic antimicrobial chemotherapy is an attractive and novel therapeutic approach to treat microbial infections. Antimicrobial peptides (AMPs) have the potential specifically target kill microorganism while showing no effect toward mammalian cells. In current study, peptide (GGG(RW)3), analogue of MP-196, was conjugated a zinc phthalocyanine (ZnPc) photosensitizer (PS) for photoinactivation assay enhance bacterial killing efficacy peptide. The AMPs showed selectivity Gram-positive...

10.3390/coatings12020200 article EN Coatings 2022-02-03

The silver nanoparticles were synthesized, functionalized with afzelechin and characterized using UV-Visible spectroscopy. A difference of 20 nm was observed in surface plasmon resonance bare which indicates conjugation nanoparticles. atomic force microscopy (AFM) technique used for the determination size morphology synthesized conjugated spherical their sizes ranged from 3 to 10 an average 8 while also 6 nm. calculated by fitting absorption spectra. Fitting is based on Mie Gans models,...

10.3390/coatings11111295 article EN Coatings 2021-10-25

Abstract Role of heterocyclic compounds with nitrogen substitution in therapeutic frontiers is well established. The efforts made this study are directed to dissect the biological significance benzimidazole‐substituted zinc phthalocyanine derivative. Its capacity act as an anticancer agent against 2 B‐lymphoma cell lines (low‐grade and high‐grade malignancy) was found out by recording florescence using Alamar blue dye. Further cytotoxic effect at DNA level analyzed performing agarose gel...

10.1002/jmr.2733 article EN Journal of Molecular Recognition 2018-06-27

Ferene is the most commonly used chromogenic agent for determination of serum iron in blood. In this work we have successfully synthesized Ferene-S-conjugated silver nanoparticles (Ferene-S-AgNPs) first time characterized by UV-visible, Fourier-Transform Infrared Spectroscopy (FTIR), and Matrix-Assisted Laser Desorption/Ionization-Time Of Flight (MALDI-TOF) mass spectrometry techniques. Particle size was determined atomic-force microscopy scanning electron techniques with ranges from 10–90...

10.3390/coatings11111293 article EN Coatings 2021-10-25

Early detection of Alzheimer's disease (AD) is an area much research since early diagnosis can offer patient better treatment and enhanced care. In this work we propose a deep learning approach to detect Alzheimer’s using the VGG-19 architecture, one state-of-the-art convolutional neural networks (CNN). utilized dataset composed heterogeneous set brain MRI images from healthy subjects Alzheimer patients, they are part ADNI (Alzheimer's Disease Neuroimaging Initiative). The was preprocessed...

10.62019/abbdm.v4i4.284 article EN Deleted Journal 2024-12-28

This research paper presented a comprehensive experimental study aimed at evaluating the dielectric properties of Eruca Sativa (ES) oil. It also explored impact temperature on Dielectric Strength with objective establishing ES oil as viable alternative to conventional use mineral oil, which has been prevalent for centuries. The assessed in this encompassed viscosity, moisture content, specific gravity, acidity levels, flash point, and pour all were examined strict accordance IEC/ISO...

10.1109/etecte59617.2023.10396743 article EN 2023-11-27
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