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Full-Text Articles in Dairy Science

Food Science Education, Research, And Professional Development, Phillip S. Tong Oct 2016

Food Science Education, Research, And Professional Development, Phillip S. Tong

Dairy Science

Food science knowledge and experience obtained through education, research, and professional development are the engines for innovative solutions that have historically solved key challenges in providing food for man since ancient times, and hold the key to meeting future needs of a growing global population. The systems in place that have been used to evolve our education programs conduct research and provide continuous learning opportunities that are essential to insuring a vibrant and widely available nutritious, safe, and wholesome food supply. This article provides an overview of the topics of the hierarchy related to food science education, research, and professional …


Study Of Rehydration Properties Of Powder Produced From Chelated Skim Milk, Kristina Ellice Tan Jun 2016

Study Of Rehydration Properties Of Powder Produced From Chelated Skim Milk, Kristina Ellice Tan

Master's Theses

Poor rehydration properties of skim milk powder (SMP) can impact processing efficiency and functionality in finished product applications. Rehydration can be split into four stages: wettability, sinkability, dispersibility, and solubility. Previous work has suggested that chelator addition during SMP manufacture leads to higher solubility compared to SMP without chelators. This study focuses on the addition of ethylene diamine tetraacetic acid (EDTA) or sodium citrate dihydrate (SCD) at concentrations of 5, 10, and 15 mM to skim milk prior to evaporating and spray drying. The objective of this investigation was to determine the effects of the chelator additions on each SMP …


Comparison Of Foaming Properties Between Chelated Reconstituted Smp And Caseinates, Boya Liu Jun 2016

Comparison Of Foaming Properties Between Chelated Reconstituted Smp And Caseinates, Boya Liu

Master's Theses

Caseinate powders have been well accepted because of their foaming properties. In this study, 10% solution of reconstituted skim milk powder (SMP) chelated with sodium hexametaphosphate (SHMP) and trisodium citrate (TSC) at 1 mEq, 50 mEq, and 100 mEq were prepared to conduct a comparison with sodium caseinate, potassium caseinate, and calcium caseinate solutions. Foamability, foam stability as well as the preferential locations of αs-casein, β-casein and !-casein in their foams were analyzed. It was hypothesized that the foamability, foam stability and the preferential locations of these three caseins in the milk foams are different from treatment to treatment. Milk …


Separation And Characterization Of Reconstituted Skim Milk Powder Treated With Mineral Chelators, Amy Kringle May 2016

Separation And Characterization Of Reconstituted Skim Milk Powder Treated With Mineral Chelators, Amy Kringle

Master's Theses

The proteins found in milk are largely important in the functionality of many dairy products and dairy processes. The casein micelle system in milk is a complex and highly studied system. The micelle is thought to be a sponge like structure containing four caseins, αs1, αs2, β, and κ casein, and bound together with colloidal calcium phosphate. When a chelating agent such as a citrate, phosphate, or polyphosphate are added to milk systems, the CCP is bound to the chelator and removed from the micelle. It has been shown through past research that the use of …


Short Communication: Effect Of Storage Temperature On The Solubility Of Milk Protein Concentrate 80 (Mpc80) Treated With Nacl Or Kcl, V. Sikand, P.S. Tong, J. Walker, T. Wang, L.E. Rodriguez-Saona Mar 2016

Short Communication: Effect Of Storage Temperature On The Solubility Of Milk Protein Concentrate 80 (Mpc80) Treated With Nacl Or Kcl, V. Sikand, P.S. Tong, J. Walker, T. Wang, L.E. Rodriguez-Saona

Dairy Science

A previous study in our laboratory showed that addition of 150 mM NaCl or KCl into diafiltration water improved the solubility of freshly made milk protein concentrate 80 (MPC80). In the present study, the objectives were (1) to evaluate the solubility of NaCl- or KCl-treated MPC80 samples kept at varying temperatures and then stored for extensive periods at room temperature (21°C ± 1°C); and (2) to determine if MPC80 samples stored at different temperatures and protein conformation can be grouped or categorized together. Freshly manufactured MPC80 samples were untreated (control), processed with NaCl, or processed with KCl. One set …


Culturally Speaking: Ways To Tame Our Sweet Tooth, Phillip Tong Feb 2016

Culturally Speaking: Ways To Tame Our Sweet Tooth, Phillip Tong

Dairy Science

No abstract provided.