RU2000132203A - Mutant strains of Lactobacillus bulgaricus deprived of β-lactosidase activity - Google Patents

Mutant strains of Lactobacillus bulgaricus deprived of β-lactosidase activity

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Publication number
RU2000132203A
RU2000132203A RU2000132203/13A RU2000132203A RU2000132203A RU 2000132203 A RU2000132203 A RU 2000132203A RU 2000132203/13 A RU2000132203/13 A RU 2000132203/13A RU 2000132203 A RU2000132203 A RU 2000132203A RU 2000132203 A RU2000132203 A RU 2000132203A
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RU
Russia
Prior art keywords
strain
bulgaricus
paragraphs
enzyme
lactic acid
Prior art date
Application number
RU2000132203/13A
Other languages
Russian (ru)
Other versions
RU2232816C2 (en
Inventor
Лоран БЕНБАДИ
Пьер БРИНЬОН
Франсуа ЖАНДР
Original Assignee
Компани Жервэ Данон
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Publication date
Priority claimed from FR9806456A external-priority patent/FR2778921B1/en
Application filed by Компани Жервэ Данон filed Critical Компани Жервэ Данон
Publication of RU2000132203A publication Critical patent/RU2000132203A/en
Application granted granted Critical
Publication of RU2232816C2 publication Critical patent/RU2232816C2/en

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Claims (10)

1. Мутантный штамм L. bulgaricus, лишенный β-галактозидазной активности, отличающийся тем, что он имеет нонсенс-мутацию по крайней мере в одной из последовательностей, кодирующих лактозный оперон.1. Mutant strain of L. bulgaricus, devoid of β-galactosidase activity, characterized in that it has a nonsense mutation in at least one of the sequences encoding the lactose operon. 2. Мутантный штамм L. bulgaricus по п. 1, отличающийся тем, что вышеуказанной кодирующей последовательностью является последовательность, кодирующая β-галактозидазу. 2. The mutant strain of L. bulgaricus according to claim 1, characterized in that the above coding sequence is a sequence encoding β-galactosidase. 3. Мутантный штамм L. bulgaricus по любому из пп. 1 или 2, депонированный 14 января 1998 г. в Национальной Коллекции Культур Микроорганизмов (CNCM) под номером I-1968. 3. The mutant strain of L. bulgaricus according to any one of paragraphs. 1 or 2, deposited on January 14, 1998 at the National Microorganism Culture Collection (CNCM) under I-1968. 4. Фермент для молочнокислого брожения, отличающийся тем, что он включает по крайней мере один штамм L. bulgaricus по любому из пп. 1-3. 4. An enzyme for lactic acid fermentation, characterized in that it comprises at least one strain of L. bulgaricus according to any one of paragraphs. 1-3. 5. Фермент для молочнокислого брожения по п. 4, отличающийся тем, что вышеуказанный штамм ассоциирован по крайней мере с одним штаммом S. thermophilus. 5. The enzyme for lactic acid fermentation according to claim 4, characterized in that the above strain is associated with at least one strain of S. thermophilus. 6. Способ получения кисломолочного продукта, отличающийся тем, что он включает стадию, в ходе которой ферментируют молоко с помощью фермента для молочнокислого брожения, содержащего по крайней мере один штамм L. bulgaricus по любому из пп. 1-3, в присутствии по крайней мере одного ассимилируемого вышеуказанным штаммом сахара. 6. A method of producing a fermented milk product, characterized in that it comprises a step during which the milk is fermented using an enzyme for lactic acid fermentation containing at least one strain of L. bulgaricus according to any one of paragraphs. 1-3, in the presence of at least one sugar assimilable by the above strain. 7. Способ по п. 6, отличающийся тем, что вышеуказанным ассимилируемым сахаром является глюкоза. 7. The method according to p. 6, characterized in that the above assimilable sugar is glucose. 8. Способ по любому из п. 6 или 7, отличающийся тем, что прекращение ферментации осуществляют без охлаждения вышеуказанного молочного продукта. 8. The method according to any one of p. 6 or 7, characterized in that the termination of the fermentation is carried out without cooling the above dairy product. 9. Кисломолочный продукт, который может быть получен с помощью способа по любому из пп. 6-8. 9. Dairy product, which can be obtained using the method according to any one of paragraphs. 6-8. 10. Кисломолочный продукт по п. 9, отличающийся тем, что вышеуказанным продуктом является йогурт. 10. The dairy product according to claim 9, characterized in that the above product is yogurt.
RU2000132203/13A 1998-05-22 1999-05-17 STRAIN OF LACTOBACILLUS MICROORGANISM LACTOBACILLUS BULGARICUS CNCM 1-1968 DEVOID β-GALACTOSIDASE ACTIVITY, FERMENT COMPRISING INDICATED STRAIN FOR PREPARING FERMENTED-MILK PRODUCT, FERMENTED-MILK PRODUCT AND METHOD FOR IT PREPARING RU2232816C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9806456A FR2778921B1 (en) 1998-05-22 1998-05-22 MUTANT STRAINS OF LACTOBACILLUS BULGARICUS WITHOUT BETA-GALACTOSIDASE ACTIVITY
FR9806456 1998-05-22

Publications (2)

Publication Number Publication Date
RU2000132203A true RU2000132203A (en) 2003-01-10
RU2232816C2 RU2232816C2 (en) 2004-07-20

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RU2000132203/13A RU2232816C2 (en) 1998-05-22 1999-05-17 STRAIN OF LACTOBACILLUS MICROORGANISM LACTOBACILLUS BULGARICUS CNCM 1-1968 DEVOID β-GALACTOSIDASE ACTIVITY, FERMENT COMPRISING INDICATED STRAIN FOR PREPARING FERMENTED-MILK PRODUCT, FERMENTED-MILK PRODUCT AND METHOD FOR IT PREPARING

Country Status (18)

Country Link
US (2) US6875601B1 (en)
EP (1) EP1078074B2 (en)
JP (2) JP4576047B2 (en)
AR (1) AR016496A1 (en)
AT (1) ATE288492T1 (en)
AU (1) AU772004B2 (en)
CA (1) CA2329494C (en)
CZ (1) CZ302175B6 (en)
DE (1) DE69923554T3 (en)
DK (1) DK1078074T3 (en)
ES (1) ES2237099T5 (en)
FR (1) FR2778921B1 (en)
HU (1) HUP0102019A3 (en)
IL (3) IL139812A0 (en)
PL (1) PL202208B1 (en)
PT (1) PT1078074E (en)
RU (1) RU2232816C2 (en)
WO (1) WO1999061627A2 (en)

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FR2876874B1 (en) * 2004-10-22 2007-02-16 Gervais Danone Sa PROTECTION OF BIOACTIVE FOOD INGREDIENTS BY THE USE OF LAUNDRY INGREDIENTS
FR2876876B1 (en) * 2004-10-22 2007-02-16 Gervais Danone Sa PROTECTION OF BIOACTIVE FOOD INGREDIENTS BY THE USE OF MICROORGANISMS HAVING REDUCED METABOLIZATION CAPACITY
FR2877012B1 (en) * 2004-10-22 2010-09-10 Gervais Danone Sa FRIENDED STREPTOCOCCUS THERMOPHILUS AMI STRAINS WITH REDUCED POSTACIDIFICATION
FR2886313B1 (en) * 2005-05-31 2007-08-17 Gervais Danone Sa MUTANT STRAINS OF LACTIC ACID BACTERIA HAVING NON - PHOSPHORYLABLE LACTOSE PERMEASE.
FR2895877B1 (en) * 2006-01-06 2012-06-22 Gervais Danone Sa FERMENTED MILK POWDER OR YOGURT WITH HIGH DENSITY IN LACTIC FERMENTS
ATE548445T1 (en) * 2006-02-20 2012-03-15 Gervais Danone Sa LACTOSE NON-FERMENTING LACTOBACILLUS HELVETICUS
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SG11201509806UA (en) * 2013-05-31 2015-12-30 Meiji Co Ltd Fermented milk that does not undergo increase in acid level, and method for producing same
CN103275953B (en) * 2013-06-25 2014-06-18 山东大学 Beta-galactosidase with broadened nucleoside substrate specificity
EP2957180B1 (en) * 2014-06-19 2018-03-14 Chr. Hansen A/S Method of producing a fermented milk product with improved control of post acidification
EA034611B1 (en) 2014-06-19 2020-02-27 Кхр. Хансен А/С Method of producing a fermented milk product with improved control of post acidification
KR20180103140A (en) * 2016-01-21 2018-09-18 시에이치알. 한센 에이/에스 Production method of fermented milk product using Lactobacillus casei
AU2018207893B2 (en) 2017-01-13 2023-03-02 Kerry Group Services International Ltd Process for producing a fermented milk product
DK3599877T3 (en) * 2017-03-28 2022-08-15 Chr Hansen As Lactic acid bacteria composition for the production of fermented foods with increased natural sweetness and flavor
FI3607097T3 (en) * 2017-04-07 2023-09-11 Dupont Nutrition Biosci Aps Bacillus host cells producing beta-galactosidases and lactases in the absence of p-nitrobenzylesterase side activity
CN114072508A (en) * 2019-03-14 2022-02-18 杜邦营养生物科学有限公司 Novel lactic acid bacterium
CN116096240A (en) * 2020-05-29 2023-05-09 科·汉森有限公司 Lactic acid bacteria composition for preparing fermented food
CN115960757B (en) * 2022-10-11 2024-04-09 南京工业大学 Lactic acid bacteria capable of tolerating low pH to produce L-lactic acid and application thereof

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JP2589553B2 (en) * 1988-08-18 1997-03-12 雪印乳業株式会社 Production method of fermented milk
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