Samiullah Khan

ORCID: 0000-0002-1102-728X
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About
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Research Areas
  • Biofuel production and bioconversion
  • Microbial Metabolic Engineering and Bioproduction
  • Plant Genetic and Mutation Studies
  • Enzyme Catalysis and Immobilization
  • Enzyme Production and Characterization
  • Agricultural pest management studies
  • Anaerobic Digestion and Biogas Production
  • Phytochemicals and Antioxidant Activities
  • Genetic and Environmental Crop Studies
  • Chromium effects and bioremediation
  • Food composition and properties
  • Phytase and its Applications
  • Soybean genetics and cultivation
  • Biodiesel Production and Applications
  • biodegradable polymer synthesis and properties
  • Bacteriophages and microbial interactions
  • Microbial Metabolism and Applications
  • Genetics and Plant Breeding
  • Plant Gene Expression Analysis
  • Advanced Drug Delivery Systems
  • Microbial Metabolites in Food Biotechnology
  • Plant Virus Research Studies
  • Computational Drug Discovery Methods
  • Essential Oils and Antimicrobial Activity
  • Microplastics and Plastic Pollution

Hong Kong Eye Hospital
2024

Quaid-i-Azam University
2014-2024

Urban Unit
2024

University of Science and Technology Bannu
2019-2023

University of Otago
2020

Beijing University of Chemical Technology
2020

Cluster University Srinagar
2019

University of Malakand
2018

Lund University
2009-2017

John Wiley & Sons (United States)
2016

Objective: Difference of pH that exists between the skin surface and blood circulation can be exploited for transdermal delivery drug molecules by loading into pH-sensitive polymer. Eudragit S100 (ES100), a polymer having dissolution profile above 7.4, is used in oral, ocular, vaginal topical molecules. However, potential this has not been explored delivery. The aim research work was to exploit ES100 as nanocarrier model drug, is, Piroxicam.Methods: Simple nanoprecipitation technique...

10.1080/03639045.2019.1569031 article EN Drug Development and Industrial Pharmacy 2019-01-11

A polyethylene terephthalate (PET)-degrading bacterium identified as Stenotrophomonas maltophilia PRS8 was isolated from the soil of a landfill. The degradation PET bottle flakes and prepared powder were assessed using live cells, an extracellular medium, or purified cutinase-like enzyme. These treated polymers analyzed Fourier transform infrared spectroscopy (FTIR) scanning electron microscopy (SEM). depolymerization products, HPLC LC-MS, terephthalic acid (TPA), mono(2-hydroxyethyl)-TPA...

10.3390/app13063686 article EN cc-by Applied Sciences 2023-03-14

In the present scenario of variable natural environment and sky-high population, sustainable boost in agricultural productivity is utmost priority.Induce mutagenesis generates noble genetic combination without affecting overall genomic makeup crop, thus, providing essential variation for any crop improvement programme.The study has been carried out to investigate comparative mutagenicity gamma rays HZ on chickpea (Cicer arietinum L.) genotype (avrodhi) at M 2 generation developed from seeds...

10.3923/ja.2015.102.111 article EN Journal of Agronomy 2015-06-15

Mutations were induced in two mungbean varieties, K-851 and PS-16 using EMS gamma rays as mutagens. Selection studies conducted to improve the yield generate genetic variability different quantitative traits viz., fertile branches per plant, pods plant seed plant. Mean values increase significantly over controls parameters recorded higher for mutants isolated M5 generation. High of heritability advance indicate that further improvement could be made next generations.   Key words: ...

10.5897/ajps.9000143 article EN African Journal of Plant Science 2009-08-31

Synergistic combinations of various antimicrobial agents are considered ideal strategies in combating clinical and multidrug resistant (MDR) infections. In this study, antibacterial potential Jatropha curcas crude seed extracts, oil, commercially available antibiotics, their were investigated for synergistic effect against clinical, MDR ATCC bacterial strains by agar well diffusion assay. Methanolic extracts remained more active Staphylococcus aureus (ATCC), with zone inhibition (ZOI) 21 mm,...

10.1186/s13568-019-0793-6 article EN cc-by AMB Express 2019-05-17

Lignin is a major by-product of pulp and paper industries, resistant to depolymerization due its heterogeneous structure. Degradation lignin can be achieved by the use potential lignin-degrading bacteria. The current study was designed evaluate degradation efficiency newly isolated Bacillus altitudinis SL7 from mill effluent. B. determined color reduction, content, ligninolytic activity medium supplemented with alkali (3 g/L). reduced content 26 44%, respectively, on 5th day incubation, as...

10.2166/wst.2021.610 article EN cc-by Water Science & Technology 2021-12-02

Abstract Ciprofloxacin (CIP), an emerging micro-pollutant antibiotic, poses environmental threat due to its resistance high-temperature decomposition, aiding antibiotic spread. Conventional degradation generates toxic byproducts, while biodegradation offers efficient and eco-friendly means eliminate CIP. In this study, ciprofloxacin-degrading strains were isolated from pharmaceutical wastewater using enrichment technique. Isolated R2 R4 identified as Stutzerimonas stutzeri Exiguobacterium...

10.2166/h2oj.2024.103 article EN cc-by H2Open Journal 2024-02-24

The antioxidant quercetin was extracted from yellow onion waste and converted to its aglycone form by a combination of subcritical water extraction enzymatic hydrolysis. hydrolytic step catalysed double residue (N221S, P342L) mutant the thermostable β-glucosidase (TnBgl1A), isolated thermophile Thermotoga neapolitana cloned produced in E. coli. activity wt TnBgl1A shown be dependent on position glucosylation backbone, favouring hydrolysis quercetin-4′-glucoside over quercetin-3-glucoside....

10.1039/b920195p article EN Green Chemistry 2009-11-04

Abstract Food demand is directly associated with the human population. Due to various plant diseases, there has been a reduction in crop yield. There an extreme necessity low such losses yield meet rising for food. Novel and eco-friendly control approaches should be developed combating bacterial diseases of crops. Recent strategies that involve usage antibiotics or chemicals are no more effective because resistance by species. Furthermore, agents proven not environmentally friendly. To...

10.1186/s41938-023-00751-7 article EN cc-by Egyptian Journal of Biological Pest Control 2023-11-03

Abstract Background The thermostable β-glucosidase ( Tn Bgl1A) from Thermotoga neapolitana is a promising biocatalyst for hydrolysis of glucosylated flavonoids and can be coupled to extraction methods using pressurized hot water. Hydrolysis has however been shown dependent on the position glucosylation flavonoid, e.g. quercetin-3-glucoside (Q3) was hydrolysed slowly. A set mutants Bgl1A were thus created analyse influence kinetic parameters model substrate para...

10.1186/1471-2091-12-11 article EN cc-by BMC Biochemistry 2011-02-23
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