Dr. Akhtar Hayat

Research topic: Development of colorimetric and electrochemical sensors used in environmental and biomedical analysis


[15] Eu-doped Ceria as a Nanoenzyme Fluorescent Probe for Biosensing

A. Othman, A. Hayat, and S. Andreescu

ACS Appl. Nano Mater., 1(10), 2018, 5722-5735


[14] DNA assay based on Nanoceria as fluorescence Quenchers (NanoCeracQ DNA assay)

G. Bulbul, A. Hayat, F. Mustafa, and S. Andreescu

Sci. Rep., 8(1), 2018, 2426


[13] Biomolecular detection at ssDNA-conjugated nanoparticles by nano-impact electrochemistry

A. Karimi, A. Hayat, and S. Andreescu

Biosens. Bioelectron., 87, 2017, 501-507


[12] Reactivity of nanoceria particles exposed to biologically relevant catechol-containing molecules

G. Bulbul, A. Hayat, X. Liu, and S. Andreescu

RSC Adv., 6, 2016, 60007-60014


[11] ssDNA-functionalized nanoceria : A universal redox active aptaswitch for biomolecular recognition

G. Bulbul, A. Hayat, and S. Andreescu

Adv. Healthc. Mater., 5(7), 2016, 822-828, (cover page)


[10] Portable Nanoparticle-Based Sensors for Food Safety Assessment

G. Bulbul, A. Hayat, and S. Andreescu

Sensors, 15, 2015, 30736-30758


[9] A generic amplification strategy for electrochemical aptasensors using a non-enzymatic nanoceria tag

G. Bulbul, A. Hayat, and S. Andreescu

Nanoscale, 7, 2015, 13230-13238


[8] Evaluation of the oxidase like activity of nanoceria and its application in colorimetric assays

A. Hayat, J. Cunningham, G. Bulbul, and S. Andreescu

Anal. Chim. Acta, 885, 2015, 140-147


[7] Recent Developments in Electrochemical Sensors for the Detection of Neurotransmitters for Applications in Biomedicine

E.R. Ozel, A. Hayat, and S. Andreescu

Anal. Lett., 48(7), 2014, 1044-1069


[6] Applications and Implications of Nanoceria Reactivity: Measurement Tools and Environmental Impact

D. Andreescu, G. Bulbul, E.R. Ozel, A. Hayat, N.P. Sardesai, and S. Andreescu

Environ. Sci. Nano, 1, 2014, 445-458


[5] Probing phosphatase activity using redox active nanoparticles: A novel colorimetric approach for the detection of enzyme activity

A. Hayat, G. Bulbul, and S. Andreescu

Biosens. Bioelectron., 56, 2014, 334-339


[4] Redox reactivity of cerium oxide nanoparticles against dopamine

A. Hayat, D. Andreescu, G. Bulbul, and S. Andreescu

J. Colloid Interface Sci., 418, 2014, 240-245


[3] Nanoceria Particles As Catalytic Amplifiers for Alkaline Phosphatase Assays

A. Hayat, and S. Andreescu

Anal. Chem., 85(21), 2013, 10028-10032


[2] Effect of cerium oxide nanoparticles on intestinal serotonin in zebrafish

R.E. Ozel, A. Hayat, K.N. Wallace, and S. Andreescu

RSC Adv., 3, 2013, 15298-15309


[1] Design of PEG-aptamer two piece macromolecules as convenient and integrated sensing platform: Application to the label free detection of small size molecules

A. Hayat, S. Andreescu, and J.-L. Marty

Biosens. Bioelectron., 45, 2013, 168-173