André Denis Girard Wright
- Molecular diversity of rumen methanogens from sheep in Western AustraliaAndre Denis G Wright
CSIRO Livestock Industries, Centre for Environment and Life Sciences, Wembley, Western Australia 6913, Australia
Appl Environ Microbiol 70:1263-70. 2004..These unique sequences appear to represent a novel group of rumen archaea that are atypical for the rumen environment...
- Parallel evolution of histophagy in ciliates of the genus TetrahymenaM C Strüder-Kypke
Department of Zoology, College of Biological Science, University of Guelph, Guelph, Ontario N1G 2W1, Canada
BMC Evol Biol 1:5. 2001..We tested whether these three complexes are paraphyletic using the complete sequence of the small subunit rDNA (SSrDNA)...
- Methanobrevibacter phylotypes are the dominant methanogens in sheep from VenezuelaAndre Denis G Wright
CSIRO Livestock Industries, Centre for Environment and Life Sciences, WA 6913, Australia
Microb Ecol 56:390-4. 2008..DGGE analysis of the rumen contents from individual animals also revealed 14 different bands with a range of 4-9 bands per animal...
- Molecular diversity of methanogens in feedlot cattle from Ontario and Prince Edward Island, CanadaAndre Denis G Wright
CSIRO Livestock Industries, Queensland Bioscience Precinct, St Lucia, Queensland, Australia
Appl Environ Microbiol 73:4206-10. 2007..Further studies are warranted to properly assess the differences between these two finishing diets...
- Molecular identification of methanogenic archaea from sheep in Queensland, Australia reveal more uncultured novel archaeaAndre Denis G Wright
CSIRO Livestock Industries, Centre for Environment and Life Sciences, Private Bag 5, Wembley, W A 6913, Australia
Anaerobe 12:134-9. 2006..Members of this unique group that were previously considered atypical for the rumen environment were the predominant clones...
- Phylogenetic relationships within the order Halobacteriales inferred from 16S rRNA gene sequencesAndré Denis Girard Wright
CSIRO Livestock Industries, Centre for Environment and Life Sciences, Wembley, Western Australia
Int J Syst Evol Microbiol 56:1223-7. 2006..Additional representation from the currently monospecific genera and/or the use of other macromolecules may be required to resolve the relationships within the order Halobacteriales...
- Development and validation of a real-time PCR method to quantify rumen protozoa and examination of variability between entodinium populations in sheep offered a hay-based dietLucy C Skillman
CSIRO Livestock Industries, CSIRO Centre for Environment and Life Sciences, Private Bag 5, Wembley, WA 6913, Australia
Appl Environ Microbiol 72:200-6. 2006..With this inherent variability, it was estimated that, to detect a statistically significant (P = 0.05) 20% change in Entodinium populations, 52 sheep per treatment group would be required...
- Reducing methane emissions in sheep by immunization against rumen methanogensA D G Wright
CSIRO Livestock Industries, Centre for Environment and Life Sciences, Private Bag 5, Wembley, Western Australia, Perth 6913, Australia
Vaccine 22:3976-85. 2004..11)...
- Improved strategy for presumptive identification of methanogens using 16S riboprintingAndre Denis G Wright
Centre of Environment and Life Sciences, CSIRO Livestock Industries, Private Bag 5, Wembley, W A 6913, Australia
J Microbiol Methods 55:337-49. 2003..This riboprint strategy provided a simple and rapid method to presumptively identify 22 of the 26 diverse strains of methanogens belonging to 13 genera from a range of environments...
- Rumen-like methanogens identified from the crop of the folivorous South American bird, the hoatzin (Opisthocomus hoazin)Andre Denis G Wright
CSIRO Livestock Industries, Queensland Bioscience Precinct, St Lucia, Queensland 4067, Australia
ISME J 3:1120-6. 2009..80 x 10(9), 7.93 x 10(12) and 3.31 x 10(5), respectively. The crop microbial data presented here provide an excellent example of convergent evolution of foregut fermentation in the hoatzin, similar to that of ruminants...
- In vitro methane emission and acetate:propionate ratio are decreased when artificial stimulation of the rumen wall is combined with increasing grain diets in sheepC T Christophersen
University of Western Australia, Faculty of Natural and Agricultural Sciences, Crawley, Western Australia 6009, Australia
J Anim Sci 86:384-9. 2008..05, respectively). In conclusion, pot scrubbers combined with grain alter the rumen fermentation, and introducing pot scrubbers into the rumens of livestock consuming low levels of grain may be a way to lower methane emissions...