Ishtiaq Ahmed

ORCID: 0000-0003-3682-0812
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About
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Research Areas
  • Microbial Natural Products and Biosynthesis
  • Advanced biosensing and bioanalysis techniques
  • Phytochemistry and Biological Activities
  • Natural product bioactivities and synthesis
  • Fungal Biology and Applications
  • Enzyme Production and Characterization
  • Carbohydrate Chemistry and Synthesis
  • Nanopore and Nanochannel Transport Studies
  • Fuel Cells and Related Materials
  • Biofuel production and bioconversion
  • Synthesis and biological activity
  • Synthetic Organic Chemistry Methods
  • RNA Interference and Gene Delivery
  • Drug Solubulity and Delivery Systems
  • Marine Sponges and Natural Products
  • Oxidative Organic Chemistry Reactions
  • Bioactive Compounds and Antitumor Agents
  • Gold and Silver Nanoparticles Synthesis and Applications
  • 3D Printing in Biomedical Research
  • Chemical synthesis and alkaloids
  • Click Chemistry and Applications
  • Advanced Drug Delivery Systems
  • Analytical Methods in Pharmaceuticals
  • Essential Oils and Antimicrobial Activity
  • Cholinesterase and Neurodegenerative Diseases

La Trobe University
2023-2025

University of Cambridge
2020-2025

University of Fribourg
2024-2025

Universiti Sains Malaysia
2024

University of Manchester
2024

Albury Wodonga Health
2022-2023

Royal Sussex County Hospital
2015-2023

Agricultural Research Center
2017-2023

Griffith University
2017-2022

State Key Laboratory For Conservation and Utilization of Subtropical Agro-Bioresources
2021

Agro-industrial residues are primarily composed of complex polysaccharides that strengthen microbial growth for the production industrially important enzymes. Pectinases one most widely disseminated enzymes in bacteria, fungi and plants. Czapeck media supplemented with orange waste peel as carbon source under submerged fermentation process Aspergillus niger presenting preeminent enzymatic production. On partial optimization culture showed maximum enzyme yield (117.1 ± 3.4 μM/mL/min) at 30 °C...

10.1016/j.jrras.2015.11.003 article EN cc-by-nc-nd Journal of Radiation Research and Applied Sciences 2015-11-18

This paper reports the purification and characterization of kinetic parameters cellulase produced from Trichoderma viride under still culture solid state fermentation technique using cheap an easily available agricultural waste material, wheat straw as growth supported substrate. was cultured in medium some previously optimized conditions maximum activity 398±2.43U/mL obtained after stipulated time period. Cellulase purified 2.33 fold with specific 105U/mg comparison to crude enzyme extract...

10.4236/abb.2011.23024 article EN Advances in Bioscience and Biotechnology 2011-01-01

This review aims to collect and discuss the synthetic applications of<italic>meta</italic>-chloroperbenzoic acid (<italic>m</italic>CPBA) over past few decades.

10.1039/c3ra45702h article EN RSC Advances 2014-01-01

The establishment of microfluidic enzyme cascades is a topical field research and development, which currently hampered by the lack methodologies for mild efficient immobilization isolated enzymes. We here describe use self-immobilizing fusion enzymes modular configuration packed-bed reactors. Specifically, three different enzymes, (R)-selective alcohol dehydrogenase LbADH, (S)-selective methylglyoxal reductase Gre2p NADP(H) regeneration glucose 1-dehydrogenase GDH, were genetically fused...

10.1021/acscatal.7b02230 article EN ACS Catalysis 2017-10-11

In the late twentieth century, only cost-effective opportunity for waste removal cost at least several thousand dollars, but nowadays, a lot of improvement has occurred. The biomass and generation problems attracted concerned authorities to identify provide environmentally friendly sustainable solutions that possess environmental economic benefits. present study emphasises valorisation produced by domestic industrial sectors. Therefore, substantial research is ongoing replace traditional...

10.3390/su13084200 article EN Sustainability 2021-04-09

In the 21st century, with ever-increasing consciousness and social awareness, researchers must tackle microbial infections that pose a major threat to human safety. For many reasons, emergence/re-emergence of threatening pathogens has increased poses serious challenge health care services. Considering changing dynamics 21st-century materials medical potentialities, integration bioactive agents into engineer antibacterial matrices received limited attention so far. Thus, antimicrobial active...

10.3390/ijerph16040598 article EN International Journal of Environmental Research and Public Health 2019-02-19

A convenient reverse micellar one-pot reaction yields multifunctional silica nanoparticles, which can be tailored to effectively suppress non-specific adsorption and, at the same time, enable efficient specific covalent immobilization of proteins. Using two highly sensitive proteins, it is demonstrated that new particles provide a suitable microenvironment maintain protein's activity. As service our authors and readers, this journal provides supporting information supplied by authors. Such...

10.1002/adma.201503935 article EN Advanced Materials 2015-11-17

The lithium ion recognition is receiving significant attention because of its application in pharmaceuticals, lubricants and, especially, energy technology. We present a nanofluidic device for specific via host-guest complexation confined environment. A lithium-selective receptor molecule, the aminoethyl-benzo-12-crown-4 (BC12C4-NH2), designed and functionalized on single conical nanopores polyethylene terephthalate (PET) membranes. native carboxylic acid groups pore walls are covalently...

10.1021/acs.analchem.8b00902 article EN Analytical Chemistry 2018-05-07

There has always been a paramount concern over the widespread occurrences of various pollutant types, around globe.With ever increasing scientific knowledge, socio-economic awareness, human health problems and ecological apprehensions, people are more concerned about environmental pollutants.Thus, newly identified pollutants so-called -emerging -EPs or emerging contaminants -ECs‖ in our main water bodies is continued burning worldwide.The undesirable EPs/ECs being discharged...

10.18006/2017.5(4).402.411 article EN Journal of Experimental Biology and Agricultural Sciences 2017-09-10

Chemical investigation of the fungal strain Microdiplodia sp. isolated from shrub Lycium intricatum led to isolation four new compounds: a hexahydroxanthone (2), 2,3-dihydrochroman-4-one (3), 7-oxoxanthone derivative (4), and 1,4-oxazepan-7-one (5). The relative configurations compounds were determined by intensive NMR investigations, notably NOESY experiments at different temperatures. absolute well-known metabolite diversonol (1) other xanthone derivatives (3, 4) established means TDDFT...

10.1021/np100730b article EN Journal of Natural Products 2011-01-18

Abstract 4‐oxo‐4‐(pyren‐4‐ylmethoxy) butanoic acid is used as a photolabile protecting group to show the optical gating of nanofluidic devices based on synthetic ion channels. The inner surface channels decorated with monolayers hydrophobic molecules that can be removed by irradiation, which leads generation hydrophilic groups. This process exploited in UV‐light‐triggered permselective transport ionic species aqueous solution through single conical nanochannel and multichannel polymeric...

10.1002/adfm.201102146 article EN Advanced Functional Materials 2011-11-08
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