freeze-drying

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Related to freeze-drying: lyophilizer

freeze-drying

[frēz´-dri″ing]

a method of tissue preparation in which the tissue specimen is frozen and then dehydrated at low temperature in a high vacuum. See also lyophilization.

ly·oph·i·li·za·tion

(lī-of'i-li-zā'shŭn),

1. The process of isolating a solid substance from solution by freezing the solution and evaporating the ice under vacuum.

2. The process of imparting lyophilic properties to a substance.

Synonym(s): freeze-drying

Farlex Partner Medical Dictionary © Farlex 2012

ly·oph·i·li·za·tion

(lī-of'i-lī-zā'shŭn)

The process of isolating a solid substance from solution by freezing the solution and evaporating the ice under vacuum.
Synonym(s): freeze-drying.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

freeze-drying

a process by which biological material can be preserved by removal of water under a vacuum while the material is frozen.

Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

References in periodicals archive ?

This workshop will enhance delegate's knowledge on controlled nucleation, available PAT's and the future of flexible PAT processes, and alternative freeze-drying technologies including spray drying, spin freeze-drying and microwave drying.

Current and Future Freeze-Drying Technologies and Methods

In our experiments, the processing steps of the freezing and the freeze-drying of samples were carried out in a laboratory-scale vacuum freeze dryer (SCIENTZ-50F, Ningbo Scientz Biotechnology Co., Ltd., Ningbo, China) which was shown schematically in Figure 1.

Effect of Hot-Water Blanching Pretreatment on Drying Characteristics and Product Qualities for the Novel Integrated Freeze-Drying of Apple Slices

Around these results, we can conclude that the freeze-drying process modify both average size and shape of the precursor, leading the samples to the nanoscale that causes alterations in their physical and chemical properties making them more reactive [9].

Structural and Magnetic Characterization of Nanostructured Iron Acetate

paracasei HII01 during freeze-drying process and storage at 4[degrees]C for the improved recovery of viable cells.

Evaluation of cryoprotective potential of Jerusalem artichoke' inulin during freeze-drying and storage of Lactobacillus paracasei HII01

Several factors, such as the location of inlet and outlet of the fluid in shelf and mass flow rate, are also discussed in order to improve the efficiency of shelf for the laboratory scale vacuum freeze-drying system.

Analysis of heat transfer mechanism for shelf vacuum freeze-drying equipment

Freeze-drying is a technique suitable for production of concentrated bacterial cultures with the advantage that the dried material can be stored at ambient temperature and easily transported (Coulibaly et al., 2009; Palmfeldt et al., 2003).

Effects of glycerol on Pseudomonas fluorescens BTP1 freeze-dried

Nail, "Rapid Freeze-Drying Cycle Optimization Using Computer Programs Developed Based on Heat and Mass Transfer Models and Facilitated by Tunable Diode Laser Absorption Spectroscopy (TDLAS)," J.

The move from art to science: the authors consider the evolution of lyophilization science and technology, with a special focus on three advances -- tunable diode laser absorption spectroscopy (TDLAS), controlled nucleation and quality by Design (QbD) development

To reduce the processing time and to remove moisture from the salmon cubes at a faster rate, the temperature during the freeze-drying process was raised from -40 C to 0 C.

Rapid freeze-drying technique yields healthy product

They cover fundamentals, analyzing and modeling heat-mass transfer, equipment, freeze-drying food, protective agents and additives, freeze-drying pharmaceuticals, disinfection, sterilization, and valuation.

Freeze-drying of pharmaceutical and food products

The freeze-drying process retains the banana's color, shape, flavor and nutritional value, and makes it ideal for incorporating into everyday food favorites such as baby food, hot and cold cereals, smoothie mixes, trail mixes, and bakery items like banana breads or muffins.

"Van Drunen Farms is going (organic) bananas"

The RAY 1 performs controlled freeze-drying of food and drink products for small-scale production with its four product trays for maximum space utilization.

GEA at FIE

Synergy Production Laboratories utilizes low-temperature fresh freeze-drying or cold-drying processes to retain the valuable nutrients and phytochemicals in fresh vegetables.