Properties of Stock Cultures of Lactic Acid Bacteria during Long-Term Storage

Author:

Kucherenko Irina1,Masegnaya Elena1,Duganova Anna1

Affiliation:

1. All-Russian Scientific Research Institute of Butter- and Cheesemaking – Branch of V.M. Gorbatov Federal Research Center for Food Systems

Abstract

The study featured the viability of lactic acid bacteria during long-term storage at 2-4 C. The stock cultures were preserved by vacuum drying with no freezing or lyophilization. In general, the lactococci demonstrated a high survival rate after 3-54 years of storage: the residual viable cell count was 0.98-43 million CFU per ampoule. However, 8.3 % out of 3,552 lactococcal strains demonstrated a significant decrease in acid-inducing activity. Thirty strains, which had been used to produce bacterial starters for the past 25 year, lost their viability. Only 12.9 % of the lactobacilli that had been sublimated 62 years ago could not be revived.

Publisher

Kemerovo State University

Subject

General Arts and Humanities

Reference12 articles.

1. Аркадьева, З. А. Хранение микроорганизмов / З. А. Аркадьева. – Промышленная микробиология. – М.: Высшая школа, 1989. – с. 149–167., Arkad'eva, Z. A. Hranenie mikroorganizmov / Z. A. Arkad'eva. – Promyshlennaya mikrobiologiya. – M.: Vysshaya shkola, 1989. – s. 149–167.

2. Фатеева, Н. В. Коллекции микроорганизмов и методы длительного хранения коллекционных культур / Н. В. Фатеева // Успехи микробиологии. 1983. Т. 18. С. 193–215., Fateeva, N. V. Kollekcii mikroorganizmov i metody dlitel'nogo hraneniya kollekcionnyh kul'tur / N. V. Fateeva // Uspehi mikrobiologii. 1983. T. 18. S. 193–215.

3. Gherna, R. Culture preservation / R. Gherna. – In Encyclopedia of Industrial Biotechnology: Bioprocess, Bioseparation, and Cell Technology, ed. by Flickinger, M.C. – Hoboken, NJ, USA, 2010. – pp. 1–8., Gherna, R. Culture preservation / R. Gherna. – In Encyclopedia of Industrial Biotechnology: Bioprocess, Bioseparation, and Cell Technology, ed. by Flickinger, M.C. – Hoboken, NJ, USA, 2010. – pp. 1–8.

4. Скородумова, А. М. Рациональная техника приготовления сухих культур молочнокислых бактерий / А. М. Скородумова // Молочная промышленность. 1936. № 11. С. 7–10., Skorodumova, A. M. Racional'naya tehnika prigotovleniya suhih kul'tur molochnokislyh bakteriy / A. M. Skorodumova // Molochnaya promyshlennost'. 1936. № 11. S. 7–10.

5. Банникова, Л. А. Приготовление сухих культур молочнокислых бактерий при распылительной сушке / Л. А. Банникова // Труды ВНИМИ. 1953. Вып. 15. С. 39–56., Bannikova, L. A. Prigotovlenie suhih kul'tur molochnokislyh bakteriy pri raspylitel'noy sushke / L. A. Bannikova // Trudy VNIMI. 1953. Vyp. 15. S. 39–56.

Cited by 1 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

同舟云学术

1.学者识别学者识别

2.学术分析学术分析

3.人才评估人才评估

"同舟云学术"是以全球学者为主线,采集、加工和组织学术论文而形成的新型学术文献查询和分析系统,可以对全球学者进行文献检索和人才价值评估。用户可以通过关注某些学科领域的顶尖人物而持续追踪该领域的学科进展和研究前沿。经过近期的数据扩容,当前同舟云学术共收录了国内外主流学术期刊6万余种,收集的期刊论文及会议论文总量共计约1.5亿篇,并以每天添加12000余篇中外论文的速度递增。我们也可以为用户提供个性化、定制化的学者数据。欢迎来电咨询!咨询电话:010-8811{复制后删除}0370

www.globalauthorid.com

TOP

Copyright © 2019-2024 北京同舟云网络信息技术有限公司
京公网安备11010802033243号  京ICP备18003416号-3