André Villiers: search on Z-Library

The world's largest scientific articles store. 70,000,000+ articles for free.

Don't use scam websites

51

Hydrophilic interaction chromatographic analysis of anthocyanins

Willemse, Chandré M., Stander, Maria A., de Villiers, André

Journal:

Journal of Chromatography A

Year:

2013

Language:

english

File:

PDF, 1.17 MB

english, 2013

52

Combined size exclusion chromatography, supercritical fluid chromatography and electrospray ionization mass spectrometry for the analysis of complex aliphatic polyesters

Pretorius, Nadine O., Willemse, Chandré M., de Villiers, André, Pasch, Harald

Journal:

Journal of Chromatography A

Year:

2014

Language:

english

File:

PDF, 2.11 MB

english, 2014

53

EDINBURGH MEDICO-CHIRURGICAL SOCIETY.

Kalili, Kathithileni M., de Villiers, André

Journal:

Year:

1924

Language:

english

File:

PDF, 392 KB

english, 1924

54

Systematic optimisation and evaluation of on-line, off-line and stop-flow comprehensive hydrophilic interaction chromatography×reversed phase liquid chromatographic analysis of procyanidins, Part I: Theoretical considerations

Kalili, Kathithileni M., de Villiers, André

Journal:

Journal of Chromatography A

Year:

2013

Language:

english

File:

PDF, 1.12 MB

english, 2013

55

PROPER MANAGEMENT OF FOUNDLING CHILDREN.

Kalili, Kathithileni M., de Villiers, André

Journal:

Year:

1911

Language:

english

File:

PDF, 177 KB

english, 1911

56

Systematic optimisation and evaluation of on-line, off-line and stop-flow comprehensive hydrophilic interaction chromatography×reversed phase liquid chromatographic analysis of procyanidins. Part II: Application to cocoa procyanidins

Kalili, Kathithileni M., de Villiers, André

Journal:

Journal of Chromatography A

Year:

2013

Language:

english

File:

PDF, 1.56 MB

english, 2013

57

Comprehensive two-dimensional liquid chromatography coupled to the ABTS radical scavenging assay: a powerful method for the analysis of phenolic antioxidants

Kalili, Kathithileni M., De Smet, Seppe, van Hoeylandt, Tim, Lynen, Frédéric, de Villiers, André

Journal:

Analytical and Bioanalytical Chemistry

Year:

2014

Language:

english

File:

PDF, 4.05 MB

english, 2014

58

Comprehensive two-dimensional liquid chromatographic analysis of anthocyanins

Willemse, Chandré M., Stander, Maria A., Tredoux, Andreas G.J., de Villiers, André

Journal:

Journal of Chromatography A

Year:

2014

Language:

english

File:

PDF, 1.02 MB

english, 2014

59

Modeling of the total antioxidant capacity of rooibos (Aspalathus linearis) tea infusions from chromatographic fingerprints and identification of potential antioxidant markers

Orzel, Joanna, Daszykowski, Michal, Kazura, Malgorzata, de Beer, Dalene, Joubert, Elizabeth, Schulze, Alexandra E., Beelders, Theresa, de Villiers, André, Malherbe, Christiaan J., Walczak, Beata

Journal:

Journal of Chromatography A

Year:

2014

Language:

english

File:

PDF, 845 KB

english, 2014

60

Chemometric Analysis of Chromatographic Fingerprints Shows Potential of Cyclopia maculata (Andrews) Kies for Production of Standardized Extracts with High Xanthone Content

Schulze, Alexandra E., de Beer, Dalene, de Villiers, André, Manley, Marena, Joubert, Elizabeth

Journal:

Journal of Agricultural and Food Chemistry

Year:

2014

Language:

english

File:

PDF, 1.29 MB

english, 2014

61

Antiferromagnetic Kondo lattice to intermediate valence transition in Ce(Au1−xNix)2Si2 (

Bertin Tchoula Tchokonté, Moise, de Villiers du Plessis, Paul, Michael Strydom, André, Brian Doyle, Terry, Ghosh, Sarit, Kaczorowski, Dariusz

Journal:

Journal of Physics and Chemistry of Solids

Year:

2015

Language:

english

File:

PDF, 2.01 MB

english, 2015

62

[IEEE 2012 International Conference on Electromagnetics in Advanced Applications (ICEAA) - Cape Town, WP, South Africa (2012.09.2-2012.09.7)] 2012 International Conference on Electromagnetics in Advanced Applications - Assessment of the sensitivity of the South African KAT-7 and MeerKAT/SKA radio telescope reflector antennas

Young, Andre, Terada, Marco A. B., de Villiers, Dirk I. L., Davidson, David B.

Year:

2012

Language:

english

File:

PDF, 270 KB

english, 2012

63

Speciation of [PtIVCl6-nBrn]2- (n = 0-6) and some of their mono-aquated [PtIVCl5-nBrn(H2O)]- (n = 0-5) anions in solution at low concentrations by means of ion-pairing reversed-phase ultra-high-performance liquid chromatography coupled to electrospray ion

van Wyk, Pieter-Hugo, van Dyk, Jacobus B., Gerber, Wilhemus J., Stander, Marietjie, de Villiers, André, Koch, Klaus R.

Journal:

Rapid Communications in Mass Spectrometry

Year:

2014

Language:

english

File:

PDF, 2.07 MB

english, 2014

64

[IEEE 2013 International Conference on Electromagnetics in Advanced Applications (ICEAA) - Torino (Turin), Italy (2013.09.9-2013.09.13)] 2013 International Conference on Electromagnetics in Advanced Applications (ICEAA) - Sensitivity of shaped offset Gregorian type reflector systems to mechanical mounting errors

Young, Andre, de Villiers, D. I. L., Davidson, David B.

Year:

2013

Language:

english

File:

PDF, 315 KB

english, 2013

65

Nitrite accumulation during denitrification depends on the carbon quality and quantity in wastewater treatment with biofilters

Rocher, Vincent, Laverman, Anniet M., Gasperi, Johnny, Azimi, Sam, Guérin, Sabrina, Mottelet, Stéphane, Villières, Thierry, Pauss, André

Journal:

Environmental Science and Pollution Research

Year:

2015

Language:

english

File:

PDF, 934 KB

english, 2015

66

HAZLITT AND ‘THE PLEASURE OF TRAGEDY’

DE VILLIERS, ANDRE

Journal:

English Studies in Africa

Year:

1966

Language:

english

File:

PDF, 410 KB

english, 1966

67

Optimization of a high-resolution radical scavenging assay coupled on-line to reversed-phase liquid chromatography for antioxidant detection in complex natural extracts

De Smet, Seppe, Miserez, Bram, Rambla Alegre, Maria, Talha Yapa, Mehmet, de Villiers, André, Sandra, Pat, Lynen, Frederic

Journal:

Journal of Separation Science

Year:

2015

Language:

english

File:

PDF, 569 KB

english, 2015

68

Development of a novel solid-phase extraction, LC-MS/MS method for the analysis of ethyl carbamate in alcoholic beverages: application to South African wine and spirits

Alberts, Philippus, Stander, Maria A., De Villiers, André

Journal:

Food Additives & Contaminants Part A

Year:

2011

Language:

english

File:

PDF, 288 KB

english, 2011

69

Comprehensive two-dimensional HILIC×RP-LC-UV-MS analysis of anthocyanins and derived pigments in red wine

Willemse, Chandré M., Stander, Maria A., Vestner, Jochen, Tredoux, Andreas G.J., de Villiers, André J.

Journal:

Analytical Chemistry

Year:

2015

Language:

english

File:

PDF, 1.97 MB

english, 2015

70

Editor's Note

André De Villiers

Journal:

English in Africa

Year:

1981

Language:

english

File:

PDF, 152 KB

english, 1981

71

South African Schools and African Writing in English

André de Villiers

Journal:

English in Africa

Year:

1976

Language:

english

File:

PDF, 1.56 MB

english, 1976

72

Toward Automated Chromatographic Fingerprinting: A Non-Alignment Approach to Gas Chromatography Mass Spectrometry Data

Vestner, Jochen, de Revel, Gilles, Krieger-Weber, Sibylle, Rauhut, Doris, du Toit, Maret, de Villiers, André

Journal:

Analytica Chimica Acta

Year:

2016

Language:

english

File:

PDF, 1.67 MB

english, 2016

73

Phenolic profiling of rooibos using off-line comprehensive normal phase countercurrent chromatography × reversed phase liquid chromatography

Walters, Nico A., de Villiers, André, Joubert, Elizabeth, de Beer, Dalene

Journal:

Journal of Chromatography A

Year:

2017

Language:

english

File:

PDF, 1.28 MB

english, 2017

74

Protocol for a scoping review of existing policies on the prevention and control of obesity across countries in Africa

Adom, Theodosia, Puoane, Thandi, De Villiers, Anniza, Kengne, André Pascal

Journal:

Year:

2017

Language:

english

File:

PDF, 462 KB

english, 2017

75

Analysis of honeybush tea (Cyclopiaspp.) volatiles by comprehensive two-dimensional gas chromatography using a single-stage thermal modulator

Ntlhokwe, Gaalebalwe, Tredoux, Andreas G. J., Górecki, Tadeusz, Edwards, Matthew, Vestner, Jochen, Muller, Magdalena, Erasmus, Lené, Joubert, Elizabeth, Christel Cronje, J., de Villiers, André

Journal:

Analytical and Bioanalytical Chemistry

Year:

2017

Language:

english

File:

PDF, 955 KB

english, 2017

76

How repeatable is the Environmental Impact Classification of Alien Taxa (EICAT)? Comparing independent global impact assessments of amphibians

Kumschick, Sabrina, Measey, G. John, Vimercati, Giovanni, de Villiers, F. Andre, Mokhatla, Mohlamatsane M., Davies, Sarah J., Thorp, Corey J., Rebelo, Alexander D., Blackburn, Tim M., Kraus, Fred

Journal:

Ecology and Evolution

Year:

2017

Language:

english

File:

PDF, 490 KB

english, 2017

77

Protocol for systematic review of school-based interventions to prevent and control obesity in African learners

Adom, Theodosia, Puoane, Thandi, De Villiers, Anniza, Kengne, André Pascal

Journal:

Year:

2017

Language:

english

File:

PDF, 540 KB

english, 2017

78

ISH NIA PS 03-07 An assessment of the prevalence, detection, treatment and control of hypertension in HIV infected patients receiving care across public HIV care facilities in the Western Cape Province of South Africa

Mutemwa, Muyunda, De Villiers, Anniza, Peer, Nasheeta, Matsha, Tendai E, Mukasa, Babara, Mills, Edward J, Kengne, Andre Pascal

Journal:

Journal of Hypertension

Year:

2016

Language:

english

File:

PDF, 470 KB

english, 2016

79

Detailed qualitative analysis of honeybush tea ( Cyclopia spp.) volatiles by comprehensive two-dimensional gas chromatography coupled to time-of-flight mass spectrometry and relation with sensory data

Ntlhokwe, Gaalebalwe, Muller, Magdalena, Joubert, Elizabeth, Tredoux, Andreas G.J., Villiers, André de

Journal:

Journal of Chromatography A

Year:

2017

Language:

english

File:

PDF, 1.36 MB

english, 2017

80

Faecal glucocorticoid metabolite monitoring as a measure of physiological stress in captive and wild vervet monkeys

Young, Christopher, Ganswindt, Andre, McFarland, Richard, de Villiers, Charon, van Heerden, Joritha, Ganswindt, Stefanie, Barrett, Louise, Peter Henzi, S.

Journal:

General and Comparative Endocrinology

Year:

2017

Language:

english

File:

PDF, 636 KB

english, 2017

81

Enhancing the possibilities of comprehensive two-dimensional liquid chromatography through hyphenation of purely aqueous temperature-responsive and reversed-phase liquid chromatography

Baert, Mathijs, Martens, Steven, Desmet, Gert, de Villiers, André J., Du Prez, Filip E, Lynen, Frederic

Journal:

Analytical Chemistry

Year:

2018

Language:

english

File:

PDF, 778 KB

english, 2018

82

Impacts of Climate Change on the Global Invasion Potential of the African Clawed Frog Xenopus laevis

Ihlow, Flora, Courant, Julien, Secondi, Jean, Herrel, Anthony, Rebelo, Rui, Measey, G. John, Lillo, Francesco, De Villiers, F. André, Vogt, Solveig, De Busschere, Charlotte, Backeljau, Thierry, Rödder

Journal:

Year:

2016

Language:

english

File:

PDF, 2.20 MB

english, 2016

83

Metabolic Syndrome in People Living with Human Immunodeficiency Virus: An Assessment of the Prevalence and the Agreement between Diagnostic Criteria

Nguyen, Kim Anh, Peer, Nasheeta, de Villiers, Anniza, Mukasa, Barbara, Matsha, Tandi E., Mills, Edward J., Kengne, Andre Pascal

Journal:

International Journal of Endocrinology

Year:

2017

Language:

english

File:

PDF, 1.34 MB

english, 2017

84

Food Ingredient Extracts of Cyclopia subternata (Honeybush): Variation in Phenolic Composition and Antioxidant Capacity

de Beer, Dalene, Schulze, Alexandra, Joubert, Elizabeth, de Villiers, André, Malherbe, Christiaan, Stander, Maria

Journal:

Year:

2012

Language:

english

File:

PDF, 505 KB

english, 2012

85

The Distribution of Obesity Phenotypes in HIV-Infected African Population

Nguyen, Kim, Peer, Nasheeta, de Villiers, Anniza, Mukasa, Barbara, Matsha, Tandi, Mills, Edward, Kengne, Andre

Journal:

Year:

2016

Language:

english

File:

PDF, 1.65 MB

english, 2016

86

The relationship between objectively-measured attributes of the built environment and selected cardiovascular risk factors in a South African urban setting

Malambo, Pasmore, De Villiers, Anniza, Lambert, Estelle V., Puoane, Thandi, Kengne, Andre P.

Journal:

BMC Public Health

Year:

2018

Language:

english

File:

PDF, 585 KB

english, 2018

87

Predictive kinetic optimisation of hydrophilic interaction chromatography × reversed phase liquid chromatography separations: Experimental verification and application to phenolic analysis

Muller, Magriet, Tredoux, Andreas G.J., de Villiers, André

Journal:

Journal of Chromatography A

Year:

2018

Language:

english

File:

PDF, 3.51 MB

english, 2018

88

Comprehensive 3-dimensional LC×LC×ion mobility spectrometry separation combined with high resolution MS for the analysis of complex samples

Venter, Pieter, Muller, Magriet, Vestner, Jochen, Stander, Marietjie, Tredoux, Andreas G.J., Pasch, Harald, de Villiers, André J.

Journal:

Analytical Chemistry

Year:

2018

Language:

english

File:

PDF, 1003 KB

english, 2018

89

Associations of perceived neighbourhood safety from traffic and crime with overweight/obesity among South African adults of low-socioeconomic status

Malambo, Pasmore, De Villiers, Anniza, Lambert, Estelle V., Puoane, Thandi, Kengne, Andre P., van Wouwe, Jacobus P.

Journal:

Year:

2018

Language:

english

File:

PDF, 503 KB

english, 2018

90

SDC13 infrared dark clouds: Longitudinally collapsing filaments?

Peretto, N., Fuller, G. A., André, Ph., Arzoumanian, D., Rivilla, V. M., Bardeau, S., Duarte Puertas, S., Guzman Fernandez, J. P., Lenfestey, C., Li, G.-X., Olguin, F. A., Röck, B. R., de Villiers, H.

Journal:

Astronomy and Astrophysics

Year:

2014

Language:

english

File:

PDF, 1.43 MB

english, 2014

91

Application of Kinetically Optimised Online HILIC × RP-LC Methods Hyphenated to High Resolution MS for the Analysis of Natural Phenolics

Muller, Magriet, Tredoux, Andreas G. J., de Villiers, André

Journal:

Chromatographia

Year:

2018

Language:

english

File:

PDF, 2.43 MB

english, 2018

92

Simultaneous quantification of commonly prescribed antiretroviral drugs and their selected metabolites in aqueous environmental samples by direct injection and solid phase extraction liquid chromatography - tandem mass spectrometry

Mosekiemang, Tlou T., Stander, Maria A., de Villiers, André

Journal:

Year:

2019

Language:

english

File:

PDF, 877 KB

english, 2019

93

Glycated haemoglobin threshold for dysglycaemia screening, and application to metabolic syndrome diagnosis in HIV-infected Africans

Nguyen, Kim A., Peer, Nasheeta, de Villiers, Anniza, Mukasa, Barbara, Matsha, Tandi E., Mills, Edward J., Kengne, Andre P., Barengo, Noël C.

Journal:

Year:

2019

File:

PDF, 951 KB

2019

94

Genotypic variation in phenolic composition of Cyclopia pubescens (honeybush tea) seedling plants

Walters, Nico A., de Beer, Dalene, de Villiers, André, Walczak, Beata, Joubert, Elizabeth

Journal:

Journal of Food Composition and Analysis

Year:

2019

Language:

english

File:

PDF, 1.13 MB

english, 2019

95

Prevalence, detection, treatment, and control of hypertension in human immunodeficiency virus (HIV)-infected patients attending HIV clinics in the Western Cape Province, South Africa

Mutemwa, Muyunda, Peer, Nasheeta, de Villiers, Anniza, Mukasa, Barbara, Matsha, Tandi E., Mills, Edward J., Kengne, Andre Pascal

Journal:

Year:

2018

File:

PDF, 258 KB

2018

96

Prevalence, detection, treatment, and control of hypertension in human immunodeficiency virus (HIV)-infected patients attending HIV clinics in the Western Cape Province, South Africa

Mutemwa, Muyunda, Peer, Nasheeta, de Villiers, Anniza, Mukasa, Barbara, Matsha, Tandi E., Mills, Edward J., Kengne, Andre Pascal

Journal:

Year:

2018

Language:

english

File:

PDF, 258 KB

english, 2018

97

Association between school-level attributes and weight status of Ghanaian primary school children

Adom, Theodosia, Kengne, André Pascal, De Villiers, Anniza, Puoane, Thandi

Journal:

BMC Public Health

Year:

2019

Language:

english

File:

PDF, 394 KB

english, 2019

98

Association between school-level attributes and weight status of Ghanaian primary school children

Adom, Theodosia, Kengne, André Pascal, De Villiers, Anniza, Puoane, Thandi

Journal:

BMC Public Health

Year:

2019

File:

PDF, 394 KB

2019

99

Comprehensive analysis of tara tannins by reversed-phase and hydrophilic interaction chromatography coupled to ion mobility and high-resolution mass spectrometry

Venter, Pieter, Pasch, Harald, de Villiers, André

Journal:

Analytical and Bioanalytical Chemistry

Year:

2019

Language:

english

File:

PDF, 2.30 MB

english, 2019

100

Comprehensive analysis of chestnut tannins by reversed phase and hydrophilic interaction chromatography coupled to ion mobility and high resolution mass spectrometry

Venter, Pieter, Causon, Tim, Pasch, Harald, de Villiers, André

Journal:

Analytica Chimica Acta

Year:

2019

Language:

english

File:

PDF, 2.60 MB

english, 2019