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Nutritional aspects of food irradiation

Abstract

From the nutritional point of view the irradiation of fruits and vegetables presents few problems. It should be noted that irradiation-induced changes in the ..beta..-carotene content of papaya (not available to the Joint Expert Committee in 1976) have been demonstrated to be unimportant. The Joint Expert Committee also noted the need for more data on thiamine loss. These have been forthcoming and indicate that control of insects in rice is possible without serious loss of the vitamin. Experiments with other cereal crops were also positive in this regard. The most important evidence on the nutritional quality of irradiated beef and poultry was the demonstration that they contained no anti-thiamine properties. A point not to be overlooked is the rather serious loss of thiamine when mackerel is irradiated at doses exceeding 3 kGy. Recent evidence indicates that thiamine loss could be reduced by using a high dose rate application process. Though spices contribute little directly to the nutritional quality of the food supply they play an important indirect role. It is thus encouraging that they can be sterilized by irradiation without loss of aroma and taste and without significant loss of ..beta..-carotenes. Of future importance are the observations on single cell  More>>
Authors:
Publication Date:
Aug 01, 1981
Product Type:
Conference
Reference Number:
EDB-82-111076
Resource Relation:
Journal Name: Food Irradiat. Inf.; (Germany, Federal Republic of); Journal Volume: 11; Conference: Joint FAO/IAEA/WHO Expert Committee on the wholesomeness of irradiated food, Geneva, Switzerland, 27 Oct - 3 Nov 1980
Subject:
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.; FOOD; CHEMICAL RADIATION EFFECTS; RADIOPRESERVATION; VITAMINS; RADIOSENSITIVITY; CASEIN; CEREALS; FISHES; FOWL; FRUITS; IRRADIATION; MEAT; NUTRITION; ORGANOLEPTIC PROPERTIES; PROTEINS; RADIATION CHEMISTRY; RADIATION DOSES; SEEDS; SPICES; STORAGE LIFE; THIAMINE; VEGETABLES; AMINES; ANIMALS; AQUATIC ORGANISMS; AZINES; AZOLES; BIRDS; CHEMISTRY; DOSES; GRAMINEAE; GRASS; HETEROCYCLIC COMPOUNDS; HYDROXY COMPOUNDS; ORGANIC COMPOUNDS; ORGANIC NITROGEN COMPOUNDS; ORGANIC PHOSPHORUS COMPOUNDS; ORGANIC SULFUR COMPOUNDS; PLANTS; PRESERVATION; PYRIMIDINES; RADIATION EFFECTS; THIAZOLES; VERTEBRATES; VITAMIN B GROUP; 560132* - Radiation Effects on Microorganisms- Food Preservation- (-1987)
OSTI ID:
5306640
Country of Origin:
Germany
Language:
English
Other Identifying Numbers:
Journal ID: CODEN: FDIIA
Submitting Site:
HEDB
Size:
Pages: 21-32
Announcement Date:
Apr 01, 1982

Citation Formats

Murray, T K. Nutritional aspects of food irradiation. Germany: N. p., 1981. Web.
Murray, T K. Nutritional aspects of food irradiation. Germany.
Murray, T K. 1981. "Nutritional aspects of food irradiation." Germany.
@misc{etde_5306640,
title = {Nutritional aspects of food irradiation}
author = {Murray, T K}
abstractNote = {From the nutritional point of view the irradiation of fruits and vegetables presents few problems. It should be noted that irradiation-induced changes in the ..beta..-carotene content of papaya (not available to the Joint Expert Committee in 1976) have been demonstrated to be unimportant. The Joint Expert Committee also noted the need for more data on thiamine loss. These have been forthcoming and indicate that control of insects in rice is possible without serious loss of the vitamin. Experiments with other cereal crops were also positive in this regard. The most important evidence on the nutritional quality of irradiated beef and poultry was the demonstration that they contained no anti-thiamine properties. A point not to be overlooked is the rather serious loss of thiamine when mackerel is irradiated at doses exceeding 3 kGy. Recent evidence indicates that thiamine loss could be reduced by using a high dose rate application process. Though spices contribute little directly to the nutritional quality of the food supply they play an important indirect role. It is thus encouraging that they can be sterilized by irradiation without loss of aroma and taste and without significant loss of ..beta..-carotenes. Of future importance are the observations on single cell protein and protein-fat-carbohydrate mixtures. The reduction of net protein utilization in protein-fat mixtures may be the result of physical interaction of the components.}
journal = []
volume = {11}
place = {Germany}
year = {1981}
month = {Aug}
}