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Ousama AlZahal

Research Profile

Anatomy

Rumen
Milk

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Cattle
Sheep

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Acid-Base Equilibrium

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Publications

TOP 3
M A Steele; M E Walpole; Ousama AlZahal; Brian W McBride
Short communication: grain-induced subacute ruminal acidosis is associated with the differential expression of insulin-like growth factor-binding proteins in rumen papillae of lactating dairy cattle.
Ousama AlZahal; Todd F Duffield; I Kyriazakis; M A Steele; M Van Schaik; H Alzahal; Brian W McBride
The use of a radiotelemetric ruminal bolus to detect body temperature changes in lactating dairy cattle.
Michael A Steele; Kees Plaizier; Ousama AlZahal; Jim Croom; Sarah E Hook; Melissa Kahler; Brian W McBride
Bovine rumen epithelium undergoes rapid structural adaptations during grain-induced subacute ruminal acidosis.

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All Publications

2012: M A Steele; M E Walpole; Ousama AlZahal; Brian W McBride
Short communication: grain-induced subacute ruminal acidosis is associated with the differential expression of insulin-like growth factor-binding proteins in rumen papillae of lactating dairy cattle.
Journal of dairy science 2012;95(10):6072-6.
2011: Ousama AlZahal; Todd F Duffield; I Kyriazakis; M A Steele; M Van Schaik; H Alzahal; Brian W McBride
The use of a radiotelemetric ruminal bolus to detect body temperature changes in lactating dairy cattle.
Journal of dairy science 2011;94(7):3568-74.
2011: Michael A Steele; Kees Plaizier; Ousama AlZahal; Jim Croom; Sarah E Hook; Melissa Kahler; Brian W McBride
Bovine rumen epithelium undergoes rapid structural adaptations during grain-induced subacute ruminal acidosis.
American journal of physiology. Regulatory, integrative and comparative physiology 2011;300(6):R1515-23.
2011: Michael A Steele; Gordon Vandervoort; Ousama AlZahal; Sarah E Hook; James C Matthews; Brian W McBride
Rumen epithelial adaptation to high-grain diets involves the coordinated regulation of genes involved in cholesterol homeostasis.
Physiological genomics 2011;43(6):308-16.
2011: Mamun M Or-Rashid; Ousama AlZahal; Brian W McBride
Comparative studies on the metabolism of linoleic acid by rumen bacteria, protozoa, and their mixture in vitro.
Applied microbiology and biotechnology 2011;89(2):387-95.
2010: Ousama AlZahal; Mamun M Or-Rashid; Sabrina L Greenwood; Brian W McBride
Effect of subacute ruminal acidosis on milk fat concentration, yield and fatty acid profile of dairy cows receiving soybean oil.
The Journal of dairy research 2010;77(3):376-84.
2010: Mamun M Or-Rashid; R Fisher; Niel Karrow; Ousama AlZahal; Brian W McBride
Fatty acid profile of colostrum and milk of ewes supplemented with fish meal and the subsequent plasma fatty acid status of their lambs.
Journal of animal science 2010;88(6):2092-102.
2009: Ousama AlZahal; M A Steele; E V Valdes; Brian W McBride
Technical note: the use of a telemetric system to continuously monitor ruminal temperature and to predict ruminal pH in cattle.
Journal of dairy science 2009;92(11):5697-701.
2009: S L Greenwood; Ousama AlZahal; K C Swanson; J C Matthews; Brian W McBride
Influence of glutamine infusion on ubiquitin, caspase-3, cathepsins L and B, and m-calpain expression in sheep with nutritionally induced metabolic acidosis.
Journal of animal science 2009;87(6):2073-9.
2009: Ousama AlZahal; Mamun M Or-Rashid; S L Greenwood; M S Douglas; Brian W McBride
The effect of dietary fiber level on milk fat concentration and fatty acid profile of cows fed diets containing low levels of polyunsaturated fatty acids.
Journal of dairy science 2009;92(3):1108-16.
2009: N E Odongo; S L Greenwood; M M Or-Rashid; D Radford; Ousama AlZahal; A K Shoveller; Michael Lindinger; J C Matthews; B W McBride
Effects of nutritionally induced metabolic acidosis with or without glutamine infusion on acid-base balance, plasma amino acids, and plasma nonesterified fatty acids in sheep.
Journal of animal science 2009;87(3):1077-84.
2009: Michael A Steele; Ousama AlZahal; Sarah E Hook; Jim Croom; Brian W McBride
Ruminal acidosis and the rapid onset of ruminal parakeratosis in a mature dairy cow: a case report.
Acta veterinaria Scandinavica 2009;51():39.
2008: Mamun M Or-Rashid; Ousama AlZahal; Brian W McBride
Studies on the production of conjugated linoleic acid from linoleic and vaccenic acids by mixed rumen protozoa.
Applied microbiology and biotechnology 2008;81(3):533-41.
2008: S L Greenwood; N E Odongo; Ousama AlZahal; K C Swanson; Anna K Shoveller; J C Matthews; Brian W McBride
Plasma amino acid profile and expression of the ubiquitin-mediated proteolytic pathway in lambs with induced metabolic acidosis.
Journal of animal science 2008;86(10):2651-6.
2008: Ousama AlZahal; Nicholas E Odongo; Timothy Mutsvangwa; Manun Or-Rashid; Todd F Duffield; Randy Bagg; Paul Dick; Gordon H Vessie; Brian W McBride
Effects of monensin and dietary soybean oil on milk fat percentage and milk fatty acid profile in lactating dairy cows.
Journal of dairy science 2008;91(3):1166-74.
2008: Ousama AlZahal; E Kebreab; J France; M Froetschel; Brian W McBride
Ruminal temperature may aid in the detection of subacute ruminal acidosis.
Journal of dairy science 2008;91(1):202-7.
2007: J E Las; Nicholas E Odongo; Michael Lindinger; Ousama AlZahal; Anna K Shoveller; J C Matthews; Brian W McBride
Effects of dietary strong acid anion challenge on regulation of acid-base balance in sheep.
Journal of animal science 2007;85(9):2222-9.
2007: Ousama AlZahal; E Kebreab; J France; Brian W McBride
A mathematical approach to predicting biological values from ruminal pH measurements.
Journal of dairy science 2007;90(8):3777-85.
2007: Ousama AlZahal; B Rustomo; Nicholas E Odongo; Todd F Duffield; Brian W McBride
Technical note: A system for continuous recording of ruminal pH in cattle.
Journal of animal science 2007;85(1):213-7.
2006: B Rustomo; Ousama AlZahal; Nicholas E Odongo; Todd F Duffield; Brian W McBride
Effects of rumen acid load from feed and forage particle size on ruminal pH and dry matter intake in the lactating dairy cow.
Journal of dairy science 2006;89(12):4758-68.
2006: Nicholas E Odongo; Ousama AlZahal; Michael Lindinger; Todd F Duffield; E V Valdes; S P Terrell; Brian W McBride
Effects of mild heat stress and grain challenge on acid-base balance and rumen tissue histology in lambs.
Journal of animal science 2006;84(2):447-55.
2004: J K Osborne; Timothy Mutsvangwa; Ousama AlZahal; Todd F Duffield; Randy Bagg; Paul Dick; Gordon H Vessie; Brian W McBride
Effects of monensin on ruminal forage degradability and total tract diet digestibility in lactating dairy cows during grain-induced subacute ruminal acidosis.
Journal of dairy science 2004;87(6):1840-7.