P.J. Shand

ORCID: 0000-0003-2985-5670
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About
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Research Areas
  • Meat and Animal Product Quality
  • Animal Nutrition and Physiology
  • Protein Hydrolysis and Bioactive Peptides
  • Sensory Analysis and Statistical Methods
  • Proteins in Food Systems
  • Food Quality and Safety Studies
  • Food composition and properties
  • Effects of Environmental Stressors on Livestock
  • Animal Behavior and Welfare Studies
  • Biochemical Analysis and Sensing Techniques
  • Food Chemistry and Fat Analysis
  • Microencapsulation and Drying Processes
  • Insect Utilization and Effects
  • Muscle metabolism and nutrition
  • Consumer Attitudes and Food Labeling
  • Food Industry and Aquatic Biology
  • Obesity, Physical Activity, Diet
  • Aquaculture Nutrition and Growth
  • Agriculture Sustainability and Environmental Impact
  • Advanced Chemical Sensor Technologies
  • Microbial Inactivation Methods
  • Collagen: Extraction and Characterization
  • Identification and Quantification in Food
  • Phytase and its Applications
  • Edible Oils Quality and Analysis

University of Saskatchewan
2016-2025

Toowoomba Hospital
2003

Institute of Animal Reproduction and Food Research
2002

Plant Biotechnology Institute
2002

Polish Academy of Sciences
2002

Montana State University
2000

Washington State University
1997-1999

Colorado State University
1993-1994

University of Alberta
1985-1991

Abstract Processed meats represent a large percentage of muscle foods consumed in the western world. Various processing steps affect physicochemical properties meat, compromise its nutritional components, or produce some compounds that are health concern. Hence, impact oxidation on human and aging process influence diet these harmful reactions growing interest. Past decades have seen more focus lipid oxidation, microbial deterioration, pathogenicity, as well production carcinogenic during...

10.1111/1541-4337.12127 article EN Comprehensive Reviews in Food Science and Food Safety 2015-02-09

BACKGROUND: Chickpea (Cicer arietinum L.) seeds are a good source of protein that has potential applications in new product formulation and fortification. The main objectives this study were to analyse the physicochemical, thermal functional properties chickpea isolates (CPIs) compare them with those soy (SPI) pea (PPI) isolates. RESULTS: Extracted CPIs had mean contents 728–853 g kg−1 (dry weight basis). Analysis their deconvoluted Fourier transform infrared spectra gave secondary structure...

10.1002/jsfa.4277 article EN Journal of the Science of Food and Agriculture 2011-02-15

ABSTRACT: All ultra‐low‐fat (< 1%) pork bolognas had similar cook yield and composition. Addition of 4% hull‐less waxy barley flour or meal to formulations provided the greatest purge control; normal starch barley, wheat potato were intermediate; 0.25% kappa‐carrageenan 1% soy protein concentrate little effect on water holding texture. Expressible moisture significantly correlated content batter viscosity. Formulations with scored firmest, while bologna required most force compress. For...

10.1111/j.1365-2621.2000.tb15963.x article EN Journal of Food Science 2000-01-01

Abstract A study was conducted to determine bioactivities of flaxseed ( Linum usitatissimum L.; variety: Valour) proteins and their hydrolysates. Isolated were treated with Flavourzyme ® at different levels enzyme substrate ratio (E/S) hydrolysis time. The unhydrolysed hydrolysates studied for angiotensin I‐converting inhibiting (ACEI) activity, hydroxyl radical (OH·) scavenging activity bile acid binding ability. catalysed generated a 11.94–70.62% degree (DH). (0.67 mg/ml) had strong ACEI...

10.1007/s11746-008-1293-z article EN Journal of the American Oil Chemists Society 2008-09-30

This study investigated the effect of microclimate temperature during preslaughter transportation on chicken meat quality. Ninety broilers per load 2,900 were monitored individually 3 to 4 h transport in an actively ventilated trailer. Six test runs conducted at average ambient temperatures -27, -22, -17, -5, +4, and +11 degrees C. Birds classified into groups based upon recorded their immediate surroundings as follows: -16 0, 0 10, 10 20, 20 30 Internal body birds using Thermocron DS1922L...

10.3382/ps.2009-00248 article EN cc-by-nc-nd Poultry Science 2010-04-07

Soladoye, P. O., Shand, J., Aalhus, J. L., Gariépy, C. and Juárez, M. 2015. Review: Pork belly quality, bacon properties recent consumer trends. Can. Anim. Sci. 95: 325–340. Several factors can affect pork quality and, subsequently, quality. Going by the trends in market bearing mind more choosy nature of consuming populace, it is imperative to consider that or improve thereby sustaining current surge. In as much both genetic environmental have been identified largely affecting muscle food...

10.4141/cjas-2014-121 article EN Canadian Journal of Animal Science 2015-03-19

The effect of acute cold exposure on bird physiology, muscle metabolites, and meat quality was assessed in 360 male female broilers at 5 6 wk age, exposed for 3 h to temperature ranges -18 -4°C a control +20°C, by using simulated transport system followed 0 or 2 lairage. Core body (CBT) recorded, the microclimate RH surrounding individual birds were monitored. Birds classified based their immediate surroundings. Exposure temperatures below 0°C resulted decrease (P < 0.05) blood glucose an...

10.3382/ps.2010-00840 article EN cc-by-nc-nd Poultry Science 2011-01-19

The scope of this study was to determine the ability flaxseed (Linum usitatissimum L.) proteins release angiotensin I-converting enzyme inhibitory (ACEI) peptides during simulated gastrointestinal (GI) digestion using a static (SM; no absorption in intestinal phase) and dynamic model (DM; simultaneous digested products phase via passive diffusion). Gastric gastric + small digests both models possessed ACEI activity. activity digest DM (IC(50) unabsorbed, 0.05 mg N/mL; IC(50) absorbed, 0.04...

10.1021/jf202000e article EN Journal of Agricultural and Food Chemistry 2011-07-21

ABSTRACT The dominance of pulses in plant‐based protein foods necessitates an investigation into their organoleptic properties. Taste, aroma, flavor, and trigeminal attribute intensities purees obtained from pressure‐cooked black bean, chickpea, faba green lentil, pinto yellow pea were assessed using a trained panel. panelists rated the interval scale with not perceptible very intense as anchors. pulse‐like was consistently highly across all pulse purees. black, pinto, bean mostly exhibited...

10.1002/sfp2.70007 article EN cc-by Sustainable Food Proteins 2025-04-09

Defibrinated bovine plasma (DBP) was treated with the microbial protease Flavourzyme to obtain protein hydrolysates various degrees of hydrolysis (DH). The angiotensin I-converting enzyme (ACE) inhibiting activity hydrolyzed assessed hippuryl-His-Leu as substrate. amount hippuric acid released, due uninhibited ACE activity, determined by high-performance liquid chromatography. (ACEI) found increase increasing DH; 43% DH hydrolysate exhibited highest and had an IC(50) 1.08 mg/mL. Peptide...

10.1021/jf025592e article EN Journal of Agricultural and Food Chemistry 2002-10-18

Five hundred thirty-six finishing pigs were placed on experiment for an average of 26 d prior to slaughter, determine the effects 5 mg ractopamine hydrochloride (RAC) per kg diet growth performance, carcass composition and eating quality pork. Treatments included a control similar western Canadian commercial treatment containing RAC -1 with elevated amino acids, vitamins minerals. The started when animal weight was 86 kg; marketed at liveweight 118 kg. Two selected from each 32 pens in week...

10.4141/cjas07152 article EN Canadian Journal of Animal Science 2009-03-01

During the winter in Western Canada, broilers are routinely transported ambient temperatures ranging from 0°C to -40°C, yet there is little research this area. This study examined physiology and behavior of undergoing simulated transport at typical Canadian temperatures. Groups 15 aged 32 33 d were exposed an air stream regulated -5, -10, or -15°C. Birds placed into a drawer. Following baseline observations, drawer was test chamber where cold drawn past birds for 3 h. Three replications...

10.3382/ps.2011-01427 article EN cc-by-nc-nd Poultry Science 2011-10-18

The effect of acute cold exposure was assessed on broiler physiology, breast and thigh muscle metabolites, meat quality. In total, 160 male birds at ages 5 6 wk were exposed to temperatures −9 −15°C (cold stressed) +20°C (control) in a simulated transport chamber for 3 h before slaughter followed by 0 or 2 lairage. Bird physiology parameters, including core body temperature, live shrink, blood glucose, assessed. Core temperature monitored every minute using i-Button data loggers, shrink...

10.3382/ps.2011-01520 article EN cc-by-nc-nd Poultry Science 2012-05-12
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