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Effects of ionization and nitrous oxide on grated carrot respiration. Improved preservation of products of 4th range products; Effets de l'ionisation et du protoxyde d'azote sur la respiration de carottes rapees. Amelioration de la conservation de produits de 4eme gamme

Abstract

Two treatments (nitrous oxide and irradiation) have been applied on grated carrots to reduce the respiratory crisis induced by wounding. Nitrous oxide inhibited cytochrome c oxidase; but, it neither diminished O{sub 2} consumption of the tissues, nor modified atmospheres in a favourable way for conservation of grated carrots, stored in plastic bags (in the conditions chosen for this study). On the contrary, irradiation inhibited simultaneously the respiratory crisis and the ethylene production, both induced by wounding. This behaviour led to a lower consumption of sugars in irradiated tissues and to the generation of atmospheres, which were better adapted to the conservation needs (it was necessary to use plastic film with high permeability). Finally, an applied study demonstrated that irradiation, by permitting a less denaturing preparation than industrial process, allowed the conservation of produces with a better quality (nutritional, sensory and microbiological). Biochemical analyses have been validated by sensory analyses. (author)
Authors:
Publication Date:
Jun 26, 1992
Product Type:
Thesis/Dissertation
Report Number:
FRCEA-TH-375
Reference Number:
SCA: 553004; PA: AIX-24:029657; SN: 93000955704
Resource Relation:
Other Information: This record replaces 24029657; Refs., figs.; These (D. es Sc.)
Subject:
60 APPLIED LIFE SCIENCES; CARROTS; FOOD PROCESSING; NITROUS OXIDE; RADURIZATION; RESPIRATION; 553004; FOOD PROTECTION AND PRESERVATION
OSTI ID:
10132087
Research Organizations:
CEA Centre d'Etudes de Cadarache, 13 - Saint-Paul-lez-Durance (France). Dept. de Physiologie Vegetale et Ecosystemes; Institut National Polytechnique, 31 - Toulouse (France)
Country of Origin:
France
Language:
French
Other Identifying Numbers:
TRN: FR9300885029657
Availability:
Available from INIS in electronic form
Submitting Site:
INIS
Size:
108 page(s)
Announcement Date:
Mar 31, 1993

Citation Formats

Chervin, C. Effects of ionization and nitrous oxide on grated carrot respiration. Improved preservation of products of 4th range products; Effets de l'ionisation et du protoxyde d'azote sur la respiration de carottes rapees. Amelioration de la conservation de produits de 4eme gamme. France: N. p., 1992. Web.
Chervin, C. Effects of ionization and nitrous oxide on grated carrot respiration. Improved preservation of products of 4th range products; Effets de l'ionisation et du protoxyde d'azote sur la respiration de carottes rapees. Amelioration de la conservation de produits de 4eme gamme. France.
Chervin, C. 1992. "Effects of ionization and nitrous oxide on grated carrot respiration. Improved preservation of products of 4th range products; Effets de l'ionisation et du protoxyde d'azote sur la respiration de carottes rapees. Amelioration de la conservation de produits de 4eme gamme." France.
@misc{etde_10132087,
title = {Effects of ionization and nitrous oxide on grated carrot respiration. Improved preservation of products of 4th range products; Effets de l'ionisation et du protoxyde d'azote sur la respiration de carottes rapees. Amelioration de la conservation de produits de 4eme gamme}
author = {Chervin, C}
abstractNote = {Two treatments (nitrous oxide and irradiation) have been applied on grated carrots to reduce the respiratory crisis induced by wounding. Nitrous oxide inhibited cytochrome c oxidase; but, it neither diminished O{sub 2} consumption of the tissues, nor modified atmospheres in a favourable way for conservation of grated carrots, stored in plastic bags (in the conditions chosen for this study). On the contrary, irradiation inhibited simultaneously the respiratory crisis and the ethylene production, both induced by wounding. This behaviour led to a lower consumption of sugars in irradiated tissues and to the generation of atmospheres, which were better adapted to the conservation needs (it was necessary to use plastic film with high permeability). Finally, an applied study demonstrated that irradiation, by permitting a less denaturing preparation than industrial process, allowed the conservation of produces with a better quality (nutritional, sensory and microbiological). Biochemical analyses have been validated by sensory analyses. (author)}
place = {France}
year = {1992}
month = {Jun}
}