Results 31 to 40 of about 698,622 (299)

Study of vacuum and freeze drying of bee honey

open access: yesThermal Science, 2020
The aim of this research is to study the drying kinetics of vacuum-dried and freeze-dried bee honey produced from two different varieties: Sunflower honey (Helianthus Annuus L.) and Acacia honey (Robinia pseudo acacia L.). Vacuum drying treatments were carried out with the honey samples? initial temperatures of +25?C, ?20?C, and ?40?C.
Nebojsa Nedic   +7 more
openaire   +3 more sources

Effects of Assistance of High Frequency Dielectric and Infrared Heating on Vacuum Freeze Drying Characteristics of Food Model [PDF]

open access: yes, 2018
[EN] By combining vacuum freeze drying combined with high-frequency dielectric and/or infrared heating, the drying time for frozen gels containing 1% agar with sucrose or sodium chloride was successfully shorten, and the drying time was influenced by the
Kameoka, Takaharu   +7 more
core   +1 more source

The effect of refrigeration and room temperature storage conditions on the physico-chemical characteristics of hybrid and freeze-dried blueberries

open access: yesJournal of Agriculture and Food Research
In order to preserve the nutritional properties of fruits after dehydration, it is necessary to use appropriate storage methods. The traditional freeze-dried and combination-dried i. e. vacuum pre- and freeze post-dried, freeze pre- and vacuum post-dried,
Tamás Antal
doaj   +1 more source

Effects of Three Different Drying Methods on the Basic Nutritional Components and Volatile Substances of Amanita caesarea

open access: yesShipin gongye ke-ji
To investigate the changes in nutritional characteristics of Amanita caesarea under different drying treatments, in this study, we used fresh A. caesarea as raw material and subjected them to three drying methods: vacuum freeze drying, hot air drying ...
Zhongfa TAO   +3 more
doaj   +1 more source

Effect of different drying methods on the quality of Rugao black pakchoi

open access: yesShipin yu jixie, 2023
Objective: This study aimed to investigated the effect of ice-temperature vacuum drying on the powder quality of selenium-rich Rugao black pakchoi. Methods: After pretreatment, the fresh black pakchoi was dried to the moisture content of (5.0±0.5) %, and
DU Xin-yu   +5 more
doaj   +1 more source

Effects of Drying Methods on Quality Characteristics and Flavor of Dried Apples

open access: yesShipin gongye ke-ji
To investigate the processing methods that could improve the quality of Jingning dried apple snacks, the effects of five drying methods (hot air drying, solar drying, vacuum freeze drying, microwave-pressure puffing drying, and heat pump drying) on ...
Juan SONG   +6 more
doaj   +1 more source

Sour milk freeze-dried products for the population working in the Far North

open access: yesРоссийская Арктика, 2022
Freeze-dried products have a great potential for creating a complete diet for people working on a rotational basis in the Arctic region, due to their properties that they acquire after the freeze-drying process. Researches of the effect of primary drying
Krasnova I.S.   +2 more
doaj   +1 more source

Intensification of the freeze drying process by the control of both freezing and primary drying steps [PDF]

open access: yes, 2013
The problem of optimization of freeze-drying cycles is addressed, with emphasis in both freezing and primary drying steps. In particular, this study shows that the control of the nucleation event produces more uniform batches (as ice nucleation is ...
Barresi, Antonello   +3 more
core  

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

Development of polyphenols-enriched maple sugars by freeze- and vacuum drum drying technologies [PDF]

open access: yes, 2018
[EN] Hot water extract of sugar and red maple bark was added to maple syrup and dried by freeze (FD) and vacuum drum drying (VD) techniques. Addition of maple bark extracts to syrup helped to develop polyphenols-enriched maple sugar.
Stevanovic, Tatjana   +5 more
core   +1 more source

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