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1

Review—Recent Progress in the Graphene-Based Electrochemical Sensors and Biosensors

Coroş, Maria, Pruneanu, Stela, Stefan-van Staden, Raluca-Ioana

Journal:

Journal of The Electrochemical Society

Year:

2020

File:

PDF, 908 KB

2020

2

A new hypothesis of aging

Diaconeasa, Amalia Gabriela, Rachita, Mariana, Stefan-van Staden, Raluca-Ioana

Journal:

Medical Hypotheses

Year:

2015

Language:

english

File:

PDF, 273 KB

english, 2015

3

Amiodarone-selective membrane electrode

Raluca-Ioana Stefan, Hassan Y. Aboul-Enein, George-Emil Baiulescu

Journal:

Sensors and Actuators B: Chemical

Year:

1996

Language:

english

File:

PDF, 382 KB

english, 1996

4

Molecular recognition in chiral discrimination

Raluca-Ioana Stefan, Jacobus F van Staden, Hassan Y Aboul-Enein

Journal:

Crystal Engineering

Year:

2001

Language:

english

File:

PDF, 55 KB

english, 2001

5

Challenges in the enantioanalysis of fucose using stochastic and potentiometric microsensors

Moldoveanu, Iuliana, Stefan-van Staden, Raluca-Ioana, Kapnissi-Cristodoulou, Constantina P., van Staden, Jacobus Frederick, Aboul-Enein, Hassan Y.

Journal:

Sensing and Bio-Sensing Research

Year:

2014

Language:

english

File:

PDF, 1.03 MB

english, 2014

6

Retracted article: A new sensor for the assay of breast cancer antigen

Stefan-van Staden, Raluca Ioana, Stefanescu, Ileana, (Koos) van Staden, J F, Enachescu, Marius

Journal:

The Analyst (Royal Society of Chemistry)

Year:

2012

Language:

english

File:

PDF, 90 KB

english, 2012

7

Enantioselective Potentiometric Membrane Electrodes Based on Antibiotics for the Determination of L- and D-Glyceric Acids

Stefan-van Staden, Raluca-Ioana, Nejem, R'afat M., van Staden, Jacobus Frederick, Aboul-Enein, Hassan Y.

Journal:

International Journal of Electrochemistry

Year:

2011

Language:

english

File:

PDF, 104 KB

english, 2011

8

Pattern recognition of adipokines in whole blood samples using stochastic sensing

Gugoasa, Livia Alexandra, Stefan-van Staden, Raluca-Ioana, Rusu, Octavia Cristina

Journal:

Microsystem Technologies

Year:

2016

Language:

english

File:

PDF, 718 KB

english, 2016

9

Stochastic sensors based on maltodextrins for screening of whole blood for neuron specific enolase, carcinoembryonic antigen and epidermal growth factor receptor

Comnea-Stancu, Ionela Raluca, Stefan-van Staden, Raluca-Ioana, van Staden, Jacobus Frederick, Stanciu-Gavan, Camelia

Journal:

Microsystem Technologies

Year:

2016

Language:

english

File:

PDF, 537 KB

english, 2016

10

Fast Screening of Whole Blood Samples and Pharmaceutical Compounds for Enantiorecognition of Free L-T 3 , L-T 4 , and D-T 4

Mitrofan, Grigorina, Stefan-van Staden, Raluca-Ioana, Comnea-Stancu, Ionela Raluca, van Staden, Jacobus Frederick, Bazylak, Grzegorz, Kapnissi-Christodoulou, Constantina P., Aboul-Enein, Hassan Y.

Journal:

Year:

2015

Language:

english

File:

PDF, 211 KB

english, 2015

11

Pattern recognition of Cu(II), Pb(II), Hg(II), and Cd(II) in waste waters

Popescu Mandoc, Luisa-Roxana, Moldoveanu, Iuliana, Stefan-van Staden, Raluca-Ioana, Ungureanu, Eleonora Mihaela

Journal:

Microsystem Technologies

Year:

2017

Language:

english

File:

PDF, 551 KB

english, 2017

12

Advances in immunosensors for clinical applications

Balahura, Liliana-Roxana, Stefan-Van Staden, Raluca-Ioana, Van Staden, Jacobus Frederick, Aboul-Enein, Hassan Y.

Journal:

Journal of Immunoassay and Immunochemistry

Year:

2018

Language:

english

File:

PDF, 1.13 MB

english, 2018

13

The salivary levels of leptin and interleukin-6 as potential inflammatory markers in children obesity

Pîrsean, Corina, Neguț, Cătălina, Stefan-van Staden, Raluca-Ioana, Dinu-Pirvu, Cristina Elena, Armean, Petru, Udeanu, Denisa Ioana, Ahmad, Rasheed

Journal:

Year:

2019

Language:

english

File:

PDF, 1.28 MB

english, 2019

14

Molecular Enantiorecognition of D- and L-Glucose in Urine and Whole Blood Samples

Staden, Raluca-Ioana Stefan-van, Popa-Tudor, Ioana, Ionescu-Tirgoviste, Constantin, Stoica, Roxana-Adriana, Magerusan, Lidia

Journal:

Journal of The Electrochemical Society

Year:

2019

Language:

english

File:

PDF, 925 KB

english, 2019

15

Nanostructured Materials Used for Pattern Recognition of Bisphenols in Waste Water Samples

Stefan-van Staden, Raluca-Ioana, Moscalu-Lungu, Alexandrina, van Staden, Jacobus Frederick

Journal:

Journal of The Electrochemical Society

Year:

2019

Language:

english

File:

PDF, 427 KB

english, 2019

16

Nanocarbon Materials Modified with the Zinc Complex of Protoporphyrin IX, Recognized Antibiotics in Water Samples

Stefan‐van Staden, Raluca‐Ioana, Mincu, Mariana

Journal:

Electroanalysis

Year:

2020

Language:

english

File:

PDF, 1.15 MB

english, 2020

17

Fast Screening of Whole Blood and Tumor Tissue for Bladder Cancer Biomarkers Using Stochastic Needle Sensors

Stefan-van Staden, Raluca-Ioana, Gheorghe, Damaris-Cristina, Jinga, Viorel, Sima, Cristian Sorin, Geanta, Marius

Journal:

Year:

2020

File:

PDF, 2.03 MB

2020

18

S-perindopril assay using a potentiometric, enantioselective membrane electrode

Raluca-Ioana Stefan, Jacobus (Koos) F. Van Staden, Hassan Y. Aboul-Enein

Journal:

Year:

1999

Language:

english

File:

PDF, 64 KB

english, 1999

19

Detection of S-Enantiomers of Cilazapril, Pentopril and Trandolapril Using a Potentiometric, Enantioselective Membrane Electrode

Raluca-Ioana Stefan, Jacobus (Koos) F van Staden, Hassan Y Aboul-Enein

Journal:

Electroanalysis

Year:

1999

Language:

english

File:

PDF, 101 KB

english, 1999

20

Analysis of Chiral Drugs with Enantioselective Biosensors. An Overview

Raluca-Ioana Stefan, Jacobus (Koos) F. van Staden, Hassan Y. Aboul-Enein

Journal:

Electroanalysis

Year:

1999

Language:

english

File:

PDF, 54 KB

english, 1999

21

Enantioselective, Potentiometric Membrane Electrodes for the Determination of L-Pipecolic Acid in Serum

Raluca-Ioana Stefan, R'afat Mahmoud Nejem, Jacobus Frederick van Staden, Hassan Y. Aboul-Enein

Journal:

Electroanalysis

Year:

2004

Language:

english

File:

PDF, 71 KB

english, 2004

22

Enantioselective, Potentiometric Memberane Electrodes Based on Different Cyclodextrins as Chiral Selectors for the Assay of S-Flurbiprofen

Raluca-Ioana Stefan-van Staden, Rahel Girmai Bokretsion, Kenneth I Ozoemena, Jacobus Frederick van Staden, Hassan Y. Aboul-Enein

Journal:

Electroanalysis

Year:

2006

Language:

english

File:

PDF, 57 KB

english, 2006

23

Metallophthalocyanine Based Carbon Paste Electrodes for the Determination of 2′,3′-Dideoxyinosine

Kenneth I. Ozoemena, Raluca-Ioana Stefan-van Staden, Tebello Nyokong

Journal:

Electroanalysis

Year:

2009

Language:

english

File:

PDF, 132 KB

english, 2009

24

Carbon and diamond paste microelectrodes based on Mn(III) porphyrins for the determination of dopamine

Simona Cornelia Balasoiu, Raluca-Ioana Stefan-van Staden, Jacobus Frederick van Staden, Stela Pruneanu, Gabriel-Lucian Radu

Journal:

Analytica Chimica Acta

Year:

2010

Language:

english

File:

PDF, 1.13 MB

english, 2010

25

Enantioanalysis of S-deprenyl using enantioselective, potentiometric membrane electrodes based on C60 derivatives

Raluca-Ioana Stefan-van Staden

Journal:

Electrochimica Acta

Year:

2010

Language:

english

File:

PDF, 753 KB

english, 2010

26

On-line assay of the S-enantiomers of enalapril, ramipril and pentopril using a sequential injection analysis/amperometric biosensor system

Raluca-Ioana Stefan, Jacobus F. van Staden, Camelia Bala, Hassan Y. Aboul-Enein

Journal:

Journal of Pharmaceutical and Biomedical Analysis

Year:

2004

Language:

english

File:

PDF, 92 KB

english, 2004

27

Enantioselective, potentiometric membrane electrodes based on maltodextrins.: Their applications for the determination of l-proline

Kenneth I Ozoemena, Raluca-Ioana Stefan

Journal:

Sensors and Actuators B: Chemical

Year:

2004

Language:

english

File:

PDF, 65 KB

english, 2004

28

Determination of d-2-hydroxyglutaric acid in urine samples using enantioselective, potentiometric membrane electrodes based on antibiotics

Raluca-Ioana Stefan, R’afat Mahmoud Nejem, Jacobus Frederick van Staden, Hassan Y. Aboul-Enein

Journal:

Sensors and Actuators B: Chemical

Year:

2005

Language:

english

File:

PDF, 97 KB

english, 2005

29

Enantioselective assay of S(+)-ibuprofen using enantioselective, potentiometric membrane electrodes based on maltodextrins

Raluca-Ioana Stefan-van Staden, Tumelo R. Mashile

Journal:

Sensors and Actuators B: Chemical

Year:

2006

Language:

english

File:

PDF, 125 KB

english, 2006

30

On-line assay of S-captopril using an amperometric biosensor/sequential injection system

Raluca-Ioana Stefan, Jacobus (Koos) F. van Staden, Hassan Y. Aboul-Enein

Journal:

Analytica Chimica Acta

Year:

2000

Language:

english

File:

PDF, 116 KB

english, 2000

31

On-line simultaneous determination of S- and R-perindopril using amperometric biosensors as detectors in flow systems

Raluca-Ioana Stefan, Jacobus F. van Staden, Ludwig Vusimuzi Mulaudzi, Hassan Y. Aboul-Enein

Journal:

Analytica Chimica Acta

Year:

2002

Language:

english

File:

PDF, 131 KB

english, 2002

32

Simultaneous determination of l- and d-carnitine using a sequential injection analysis/amperometric biosensors system

Raluca-Ioana Stefan, Rahel Girmai Bokretsion, Jacobus F van Staden, Hassan Y Aboul-Enein

Journal:

Journal of Pharmaceutical and Biomedical Analysis

Year:

2003

Language:

english

File:

PDF, 210 KB

english, 2003

33

Biosensor for the enantioselective analysis of S-captopril

Raluca-Ioana Stefan, Camelia Bala, Hassan Y. Aboul-Enein

Journal:

Sensors and Actuators B: Chemical

Year:

2003

Language:

english

File:

PDF, 85 KB

english, 2003

34

Biosensors for the enantioselective analysis of pipecolic acid

Raluca-Ioana Stefan, R’afat Mahmoud Nejem, Jacobus Frederick van Staden, Hassan Y Aboul-Enein

Journal:

Sensors and Actuators B: Chemical

Year:

2003

Language:

english

File:

PDF, 68 KB

english, 2003

35

Simultaneous determination of l- and d-methotrexate using a sequential injection analysis/amperometric biosensors system

Raluca-Ioana Stefan, Rahel Girmai Bokretsion, Jacobus Frederick van Staden, Hassan Y Aboul-Enein

Journal:

Biosensors and Bioelectronics

Year:

2003

Language:

english

File:

PDF, 229 KB

english, 2003

36

Amperometric biosensors/sequential injection analysis system for simultaneous determination of S- and R-captopril

Raluca-Ioana Stefan, Jacobus (Koos) F van Staden, Hassan Y Aboul-Enein

Journal:

Biosensors and Bioelectronics

Year:

2000

Language:

english

File:

PDF, 96 KB

english, 2000

37

Diamond paste-based electrodes for determination of Cr(III) in pharmaceutical compounds

Raluca-Ioana Stefan, Semere Ghebru Bairu, Jacobus Frederick van Staden

Journal:

Analytical and Bioanalytical Chemistry

Year:

2003

Language:

english

File:

PDF, 207 KB

english, 2003

38

Macrocyclic antibiotics as chiral selectors in the design of enantioselective, potentiometric membrane electrodes for the determination ofS-flurbiprofen

Raluca-Ioana Stefan-van Staden, Jacobus F. van Staden, Hassan Y. Aboul-Enein

Journal:

Analytical and Bioanalytical Chemistry

Year:

2009

Language:

english

File:

PDF, 158 KB

english, 2009

39

Validation criteria for developing ion-selective membrane electrodes for analysis of pharmaceuticals

Raluca-Ioana Stefan, H. Y. Aboul-Enein

Journal:

Accreditation and Quality Assurance

Year:

1998

Language:

english

File:

PDF, 137 KB

english, 1998

40

Diamond paste-based electrodes for the determination of sildenafil citrate (Viagra)

Raluca-Ioana Stefan-van Staden, Jacobus F. van Staden, Hassan Y. Aboul-Enein

Journal:

Journal of Solid State Electrochemistry

Year:

2010

Language:

english

File:

PDF, 132 KB

english, 2010

41

Enantioselective, potentiometric membrane electrode based on vancomycin: Its application for the determination of d-pipecolic acid

Alexander A. Rat’ko, Raluca-Ioana Stefan, Jacobus (Koos) F. van Staden, Hassan Y. Aboul-Enein

Journal:

Sensors and Actuators B: Chemical

Year:

2004

Language:

english

File:

PDF, 73 KB

english, 2004

42

Enantioanalysis of S-perindopril using different cyclodextrin-based potentiometric sensors

Kenneth I. Ozoemena, Raluca-Ioana Stefan, Jacobus F. van Staden, Hassan Y. Aboul-Enein

Journal:

Sensors and Actuators B: Chemical

Year:

2005

Language:

english

File:

PDF, 92 KB

english, 2005

43

Enantioanalysis of glyceric acid using enantioselective, potentiometric membrane electrodes: applications for the diagnosis of PH II and d-glyceric acidemia/acidurias

Raluca-Ioana Stefan, R’afat M. Nejem

Journal:

Sensors and Actuators B: Chemical

Year:

2005

Language:

english

File:

PDF, 99 KB

english, 2005

44

Cyclodextrins-based enantioselective, potentiometric membrane electrodes for l-vesamicol assay in serum samples

Raluca-Ioana Stefan-van Staden, R’afat M. Nejem

Journal:

Sensors and Actuators B: Chemical

Year:

2006

Language:

english

File:

PDF, 135 KB

english, 2006

45

Enantioselective, potentiometric membrane electrodes based on cyclodextrins for the determination of l-histidine

Raluca-Ioana Stefan-van Staden, Luxolo Holo

Journal:

Sensors and Actuators B: Chemical

Year:

2007

Language:

english

File:

PDF, 149 KB

english, 2007

46

Determination of S-perindopril using a flow injection system with an amperometric biosensor

Raluca-Ioana Stefan, Jacobus (Koos) F. van Staden, Hassan Y. Aboul-Enein

Journal:

Sensors and Actuators B: Chemical

Year:

1999

Language:

english

File:

PDF, 131 KB

english, 1999

47

Determination of urinary oxalate using oxalate-selective membrane electrodes

Raluca-Ioana Stefan, Ioana Draghici, George-Emil Baiulescu

Journal:

Sensors and Actuators B: Chemical

Year:

2000

Language:

english

File:

PDF, 60 KB

english, 2000

48

Amperometric biosensor based on diamond paste for the enantioanalysis of l-lysine

Raluca-Ioana Stefan-van Staden, R’afat Mahmoud Nejem, Jacobus Frederick van Staden, Hassan Y. Aboul-Enein

Journal:

Biosensors and Bioelectronics

Year:

2012

Language:

english

File:

PDF, 191 KB

english, 2012

49

Amperometric dot-sensors based on zinc porphyrins for sildenafil citrate determination

Simona-Cornelia Balasoiu, Raluca-Ioana Stefan-van Staden, Jacobus Frederick van Staden, Rodica-Mariana Ion, Gabriel-Lucian Radu, Hassan Y. Aboul-Enein

Journal:

Electrochimica Acta

Year:

2011

Language:

english

File:

PDF, 742 KB

english, 2011

50

Determination of baclofen enantiomers in pharmaceutical formulations using maltodextrin-based enantioselective, potentiometric membrane electrodes

Alexander A. Rat'ko, Raluca-Ioana Stefan-van Staden

Journal:

Year:

2004

Language:

english

File:

PDF, 141 KB

english, 2004