Zobrazeno 1 - 10
of 110
pro vyhledávání: '"J. M. van Zyl"'
Autor:
Natasha Ravyse, Adriana J. M. van Zyl
Publikováno v:
Language Problems and Language Planning. 46:318-348
This article focuses on the advocacy of social justice through the implementation of language policies in South African universities. Noting the multilingual complexity of South Africa with 111 official languages and the intricacies surrounding South
Autor:
Dirk Lindner, Silvio Danese, Severine Vermeire, Shashi Adsul, J. M. van Zyl, K Subramanian, Jeannine Roth
Publikováno v:
Journal of Crohn's and Colitis. 14:S099-S100
Background Vedolizumab, a gut-selective, α 4β 7 integrin antagonist, has been established as an effective and safe treatment for patients with UC or CD in the GEMINI phase 3 program and long-term safety (LTS) study. An extended access program (XAP)
Publikováno v:
Environmental Research Letters, Vol 8, Iss 2, p 025013 (2013)
Hydrolysis of cellulose is achieved by the synergistic action of endoglucanases, exoglucanases and β-glucosidases. Most cellulolytic microorganisms produce a varied array of these enzymes and the relative roles of the components are not easily defin
Externí odkaz:
https://doaj.org/article/7256ea87bf7448718e5004f6353389c5
Autor:
J. M. van Zyl
Publikováno v:
Journal of Informetrics. 7:907-913
For a number of researchers a number of publications for each author is simulated using the zeta distribution and then for each publication a number of citations per publication simulated. Bootstrap confidence intervals indicate that the difference b
Autor:
Thomas M. Harms, J. M. Van Zyl
Publikováno v:
Bioprocess and Biosystems Engineering. 36:1311-1318
Simultaneous saccharification and fermentation received an increasing level of attention over recent decades, with the primary focus on the development of improved enzyme and organism performance. Little literature is available on the effects of the
Publikováno v:
Psychometrika. 65:271-280
The asymptotic normal distribution of the maximum likelihood estimator of Cronbach's alpha (under normality) is derived for the case when no assumptions are made about the covariances among items. The asymptotic distribution is also considered for th
Publikováno v:
Metabolic Brain Disease. 15:257-265
The free radical scavenging abilities of the structurally related steroids beta-sitosterol, beta-sitosterol glucoside (plant sterols and sterolins), cholesterol, and dehydroepiandrosterone sulphate (DHEAS) were compared with melatonin (an efficient f
Publikováno v:
Food Microbiology. 16:645-651
South African Cheddar cheese from a manufacturing plant using the open-vat procedure was sampled at intervals during maturation and analysed for selected non-starter micro-organisms using microbiological culture methods. The quantities of the micro-o
Publikováno v:
Experimental and Applied Acarology. 23:513-522
Observations on oviposition and egg development of Ixodes rubicundus were made under laboratory conditions. Engorged females were exposed to temperatures in the range 10–25°C and relative humidities (RHs) of 33 and 93%. The pre-oviposition period,
Autor:
O. B. Kok, J. M. van Zyl, Philip A.R. Hockey, G. R. Cunningham-van Someren, Peter Köhler, Ursula Köhler, Lily-Arison René de Roland, Russell Thorstrom, Richard T. Watson, Peter Njoroge, David Mutinda
Publikováno v:
Ostrich. 67:160-172