JPS63294749A - Natural emulsion stabilizer and production thereof - Google Patents

Natural emulsion stabilizer and production thereof

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Publication number
JPS63294749A
JPS63294749A JP62127944A JP12794487A JPS63294749A JP S63294749 A JPS63294749 A JP S63294749A JP 62127944 A JP62127944 A JP 62127944A JP 12794487 A JP12794487 A JP 12794487A JP S63294749 A JPS63294749 A JP S63294749A
Authority
JP
Japan
Prior art keywords
lactobacillus
lactic acid
acid bacteria
streptococcus
emulsion stabilizer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP62127944A
Other languages
Japanese (ja)
Inventor
Kengo Toyoda
豊田 建吾
Hiroshi Kihara
浩 木原
Toshitaka Nakae
中江 利孝
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NOF Corp
Original Assignee
Nippon Oil and Fats Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Oil and Fats Co Ltd filed Critical Nippon Oil and Fats Co Ltd
Priority to JP62127944A priority Critical patent/JPS63294749A/en
Publication of JPS63294749A publication Critical patent/JPS63294749A/en
Pending legal-status Critical Current

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  • Non-Alcoholic Beverages (AREA)
  • Grain Derivatives (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)

Abstract

PURPOSE:To produce a natural emulsion stabilizer having excellent emulsion stability especially in a weakly acidic region, excellent taste, flavor and nutritive value and extremely safe to human body, by using a cultured product of lactobacillus as an active component. CONSTITUTION:Lactic bacterium having high protein-decomposition activity and selected from bacteria separated from dairy product and bacteria used as a starter for dairy product, e.g. Lactobacillus yugurtii, Streptococcus cremoris or Lactobacillus bulgaricus is inoculated in a nutrient medium and subjected to standing culture preferably at an initial pH of 6-8 and a culture temperature of about 20-40 deg.C under aerobic condition until the pH of the cultured product reaches about <=5.5.

Description

【発明の詳細な説明】 (産業上の利用分野) 本発明は、食品分野の乳化組成物に用いる天然の乳化安
定剤及びその製造方法に関するものである。
DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a natural emulsion stabilizer used in emulsion compositions in the food field and a method for producing the same.

(従来の技術) 食品の乳化組成物に用いる乳化剤としては、グリセリン
脂肪酸エステル類、シー!糖脂肪酸エステル類、レシチ
ン等が食品添加物として認められている。また、乳化安
定剤としては、各種蛋白質(カゼイン、乳清蛋白質、大
豆蛋白質等)が使用きれている。この蛋白系乳化剤に関
しては、その乳化力、乳化安定性を高めるために、カゼ
インノ加水分解物(特開昭58−174232号)、大
豆蛋白質の加水分解物(特開昭56−42555号)等
の利用が知られている。
(Prior Art) Examples of emulsifiers used in food emulsifying compositions include glycerin fatty acid esters and C! Sugar fatty acid esters, lecithin, etc. are approved as food additives. In addition, various proteins (casein, whey protein, soybean protein, etc.) have been used as emulsion stabilizers. Regarding this protein-based emulsifier, in order to improve its emulsifying power and emulsion stability, casein hydrolyzate (JP-A-58-174232), soybean protein hydrolyzate (JP-A-56-42555), etc. known to be used.

(発明が解決しようとする問題点) しかしながら、グリセリン脂肪酸エステル類は風味上の
問題があり、また蛋白系乳化剤は乳化力が弱いという欠
点がみられる。特に弱酸性領域での乳化は、蛋白質の等
電点との関連からこの傾向がさらに著しくなる。一方、
乳酸菌を利用した醗酵乳製品は数が多いが、これを乳化
という観点から検討されたことはない。本発明は、以上
のような問題点を解決するためのものであり、乳酸凹醗
酵を利用することに依り、風味・栄養価に優れ、さらに
、乳化安定性(特に弱酸性領域での乳化安定性)に優れ
た天然乳化安定剤を提供することを目的としている。
(Problems to be Solved by the Invention) However, glycerin fatty acid esters have a problem with flavor, and protein emulsifiers have a drawback of weak emulsifying power. In particular, this tendency becomes more pronounced in emulsification in a weakly acidic region due to the relationship with the isoelectric point of the protein. on the other hand,
Although there are many fermented dairy products using lactic acid bacteria, they have never been studied from the perspective of emulsification. The present invention is intended to solve the above-mentioned problems, and by utilizing lactic acid concave fermentation, it has excellent flavor and nutritional value, and also improves emulsion stability (especially emulsion stability in a weakly acidic region). The objective is to provide a natural emulsion stabilizer with excellent properties.

(問題点を解決するための手段) 本発明は、培養生産物のpHが5.5以下になるまで乳
酸菌を培養して得られた乳酸菌の培養生産物を有効成分
とする天然乳化安定剤である。
(Means for Solving the Problems) The present invention is a natural emulsion stabilizer containing as an active ingredient a culture product of lactic acid bacteria obtained by culturing lactic acid bacteria until the pH of the culture product becomes 5.5 or less. be.

また本発明は、この天然乳化安定剤の製造方法であり、
乳製品より分離した菌及び乳製品のスタータとして用い
られる数多くの菌の中から、蛋白質活性の高い乳酸菌を
選択し、培養生産物のpHが5.5以下になるまで培養
することを特徴とする。
The present invention also provides a method for producing this natural emulsion stabilizer,
It is characterized by selecting lactic acid bacteria with high protein activity from bacteria isolated from dairy products and from a large number of bacteria used as starters for dairy products, and culturing them until the pH of the cultured product becomes 5.5 or less. .

本発明は、水中油型(0/W)乳化組成物および油中水
型(Wlo)乳化組成物に使用可能である。特に油脂と
の水中油型(0/W)乳化の乳化安定性に優れた培養生
産物を産出する乳酸菌が好ましい結果を与える。
The present invention can be used in oil-in-water (0/W) emulsifying compositions and water-in-oil (Wlo) emulsifying compositions. In particular, lactic acid bacteria that produce cultured products with excellent emulsion stability in oil-in-water (0/W) emulsification with fats and oils give preferable results.

本発明に用いる乳酸菌は、HULLによる乳酸菌の蛋白
分解活性測定法(遊離チロシン含量測定法)(J、Da
ily、 5cience、 30.881(1947
) )を適用した場合に蛋白分解活性が高い(遊離チロ
シン含量60.0μg/−以上)ものが好ましい。
The lactic acid bacteria used in the present invention are the method for measuring proteolytic activity of lactic acid bacteria (free tyrosine content measurement method) by HULL (J, Da
ily, 5science, 30.881 (1947
) It is preferable that the proteolytic activity is high (free tyrosine content 60.0 μg/- or more) when applied.

具体的には、ラクトバチルス・ユーグルティ(Lact
obacillus jugurti) 、ストレプト
コッカス°クレモリス(Streptococcus 
cremoris)、ラクトバチルス・ブルガリカス(
Lactobacillusbulgaricus) 
、ラクトバチルスeヘルベチカス(Lactobaci
llus helveticus)、ストレプトコッカ
ス・ラクテイス(Streptococcus Iac
tis)が例示される。蛋白分解活性の低い菌株、例え
ば遊離チロシン含量60.On/−未満のものでは乳化
安定性は良(ない。
Specifically, Lactobacillus eugluti (Lact
obacillus jugurti), Streptococcus cremoris
cremoris), Lactobacillus bulgaricus (
Lactobacillus bulgaricus)
, Lactobacillus e helveticus
llus helveticus), Streptococcus lactis (Streptococcus Iac)
tis) is exemplified. Strains with low proteolytic activity, eg free tyrosine content 60. If it is less than On/-, the emulsion stability is good (not good).

本発明に用いる乳酸菌の培養は、一般に用いられている
条件によって行うことが出来る。すなわち培地としては
炭素源、窒素源、無機物、ビタミン、アミノ酸を含む通
常用いられている培地が使用され得るが、脱脂乳、ホエ
ー等を含有する培地が望ましい。培養条件としては、好
気条件下および嫌気条件下のいずれでも良いが、好気条
件下での静置培養が好ましい。培地の初発pHは6〜8
、特に7付近が望ましく、培養温度は、各乳酸菌株に適
した20〜40℃で行うのが好ましい、さらには、培養
生産物のpHが5.5以下に達するまで上記条件にて培
養することが望ましい、乳酸菌の培養が不十分で培養生
産物のpHが5.5以上の場合には、乳化安定剤として
の効果が認められない。
The lactic acid bacteria used in the present invention can be cultured under commonly used conditions. That is, as a medium, a commonly used medium containing a carbon source, a nitrogen source, inorganic substances, vitamins, and amino acids can be used, but a medium containing skim milk, whey, etc. is preferable. The culture conditions may be either aerobic or anaerobic, but static culture under aerobic conditions is preferred. The initial pH of the medium is 6-8
In particular, a temperature around 7 is desirable, and the culture temperature is preferably 20 to 40°C, which is suitable for each lactic acid bacteria strain.Furthermore, the culture should be carried out under the above conditions until the pH of the culture product reaches 5.5 or less. is desirable, but if the lactic acid bacteria are not sufficiently cultured and the culture product has a pH of 5.5 or higher, no effect as an emulsion stabilizer will be observed.

特に本発明は、通常乳化安定剤として食品分野で使用さ
れる蛋白質(乳蛋白質、大豆蛋白質等)が、その乳化安
定性が著しく低下する弱酸性領域(pH5,0〜pH4
,0)においても優れた乳化安定性を有する。よって本
発明を酸性乳化飲料や酸性ホイップクリーム等の酸性食
品に利用することは非常に有効である。
In particular, the present invention allows proteins (milk protein, soybean protein, etc.) normally used as emulsion stabilizers in the food field to be used in weakly acidic regions (pH 5.0 to pH 4) where their emulsion stability is significantly reduced.
, 0) also has excellent emulsion stability. Therefore, it is very effective to apply the present invention to acidic foods such as acidic emulsified drinks and acidic whipped cream.

上記の培養によって得られる培養生産物は菌体を分離し
、あるいは分離することなく、そのまま本発明の天然乳
化安定剤として利用出来るが、精製により天然乳化安定
性物質を分離し、これを利用することも出来る。
The culture product obtained by the above culture can be used as the natural emulsion stabilizer of the present invention without separating or separating the bacterial cells, but it is also possible to separate the natural emulsion stabilizing substance by purification and use it. You can also do that.

(発明の効果) 本発明の天然乳化安定剤は、特に弱酸性領域において乳
化安定性が優れている。さらには乳酸菌培養生産物を有
効成分とするため、風味、栄養価に優れ、かつ人体に対
しても極めて安全である。
(Effects of the Invention) The natural emulsion stabilizer of the present invention has excellent emulsion stability, particularly in the weakly acidic region. Furthermore, since the active ingredient is a lactic acid bacteria culture product, it has excellent flavor and nutritional value, and is extremely safe for the human body.

(実施例) 以下、本発明を実施例及び比較例によって具体的に説明
する。各例中の%はすべて重量基準である。
(Examples) Hereinafter, the present invention will be specifically explained using Examples and Comparative Examples. All percentages in each example are by weight.

ス1」[し二i 各乳酸菌のマザースタータ(10%脱脂粉乳培地に乳酸
菌を1%接種後34℃で24時間前培養したもの)を滅
菌した10%脱脂粉乳水溶液(雪印乳業製)150−に
1%接種して、34℃で水溶液のpHが4.5になるま
で静置培養した。この培養液とサラダ油(日清製油製)
を等量混合し、ホモミキサー(特殊機化工業型)で乳化
した。
A 10% skim milk powder aqueous solution (manufactured by Snow Brand Milk Products) 150- was inoculated at 1% and statically cultured at 34°C until the pH of the aqueous solution reached 4.5. This culture solution and salad oil (manufactured by Nisshin Oil)
were mixed in equal amounts and emulsified using a homo mixer (Tokushu Kika Kogyo model).

乳化安定性は、この乳化液を遠心分離後最上層に分離し
た乳化層が全体に占める割合を乳化率(%)として示し
た。また各乳酸菌の蛋白分解活性はHULLの方法(蛋
白分解によって生ずる遊離チロシンをFOLIN試薬を
用いて青色に発色後、660nmで比色定量する方法)
に基づき、上記で得た静置培養液中の遊離チロシン含量
で示した。結果を第1表に示す。
The emulsion stability was expressed as the emulsification rate (%), which is the ratio of the emulsion layer separated into the uppermost layer after centrifuging the emulsion to the whole. In addition, the proteolytic activity of each lactic acid bacterium was determined by HULL's method (a method in which free tyrosine produced by proteolysis is colored blue using FOLIN reagent, and then colorimetrically determined at 660 nm).
Based on this, the free tyrosine content in the static culture solution obtained above is shown. The results are shown in Table 1.

土較■上 10%脱脂粉乳水溶液に乳酸菌を接種し培養する代わり
に、乳酸(和光純薬工業製)でpH4,5に調整し実施
例1〜5と同様に乳化安定性及び蛋白分解活性を測定し
た結果を第1表に示す。
Soil Comparison ■ Instead of inoculating and culturing lactic acid bacteria in a 10% skim milk powder aqueous solution, the pH was adjusted to 4.5 with lactic acid (manufactured by Wako Pure Chemical Industries, Ltd.), and emulsion stability and proteolytic activity were determined in the same manner as in Examples 1 to 5. The measured results are shown in Table 1.

北較五にl 各乳酸菌を用いて実施例1〜5と同様に乳化安定性及び
蛋白分解活性を測定した結果を第1表に示す。
Table 1 shows the results of measuring emulsion stability and proteolytic activity using each lactic acid bacterium in the same manner as in Examples 1 to 5.

大脂炭エ ラクトバチルス・ユーグルティ (L、 jugurt
i)のマザースタータを、滅菌した10%脱脂粉乳水溶
液15ON1に1%接種して34℃で水溶液のpHが各
々6.0.5.5.5.0.4.5.4.0 、3.5
になるまで静置培養し、実施例1〜5と同様に乳化安定
性を測定した。結果を第2表に示す。
large fat charcoal eractobacillus jugurtii (L, jugurt)
The mother starter of i) was inoculated at 1% into a sterilized 10% skim milk powder aqueous solution 15ON1, and the pH of the aqueous solution was 6.0.5.5.5.0.4.5.4.0 and 3 at 34°C, respectively. .5
The emulsion stability was measured in the same manner as in Examples 1 to 5. The results are shown in Table 2.

、比較層」− 比較例1と同様に、10%脱脂粉乳水溶液のpHを乳酸
で各々6.0.5.5.5.0.4.5.4.0.3.
5に調整し乳化安定性を測定した結果を第2表に示す。
, Comparative Layer"-Similar to Comparative Example 1, the pH of the 10% skim milk powder aqueous solution was adjusted to 6.0.5.5.5.0.4.5.4.0.3. with lactic acid, respectively.
Table 2 shows the results of measuring the emulsion stability.

第2表 実施例1で示したラクトバチルス・ユーグルテ4 (L
、 jugurti)の培養液(pH4,5)を用いて
、下記の配合によりイミテーションサワークリームを製
造した。
Lactobacillus euglete 4 (L) shown in Table 2 Example 1
An imitation sour cream was produced using the culture solution (pH 4, 5) of P. jugurti according to the following formulation.

ヤシ硬化油(融点31℃)15% グリセリン脂肪酸エステル 0.25%培養液  (p
H4,5)     84.75%培養液を60〜70
℃に加温後、別に前もって乳化剤を溶解しておいた油脂
を加え、60〜70℃にて15分間予備乳化した。この
乳化液をホモゲナイザーを用いて150kg/ciの圧
力で均質化後5℃に急冷しイミテーションサワークリー
ムを得た。
Hydrogenated coconut oil (melting point 31℃) 15% Glycerin fatty acid ester 0.25% Culture solution (p
H4, 5) 84.75% culture solution 60-70
After heating to .degree. C., fats and oils in which an emulsifier had been dissolved in advance were added and pre-emulsified at 60 to 70.degree. C. for 15 minutes. This emulsion was homogenized using a homogenizer at a pressure of 150 kg/ci and then rapidly cooled to 5° C. to obtain an imitation sour cream.

得られたクリームは風味も良好であった。The resulting cream also had a good flavor.

また、比較例として上記培養液の代わりに、比較例1で
示した10%脱脂粉乳水溶液(pH4,5)を用いて、
同様にクリームの製造を試みたが乳化が不良でクリーム
は得られなかった。
In addition, as a comparative example, the 10% skim milk powder aqueous solution (pH 4, 5) shown in Comparative Example 1 was used instead of the above culture solution,
A similar attempt was made to produce cream, but the emulsification was poor and cream could not be obtained.

以上の結果から明らかなように、上記培養液は乳化安定
性にも優れていた。
As is clear from the above results, the above culture solution also had excellent emulsion stability.

Claims (4)

【特許請求の範囲】[Claims] (1)培養生産物のpHが5.5以下になるまで乳酸菌
を培養して得られた培養生産物を有効成分とする天然乳
化安定剤。
(1) A natural emulsion stabilizer whose active ingredient is a culture product obtained by culturing lactic acid bacteria until the pH of the culture product becomes 5.5 or less.
(2)乳酸菌種がラクトバチルス・ユーグルティ(La
ctobacillus jugurti)、ストレプ
トコッカス・クレモリス(Streptococcus
 cremoris)、ラクトバチルス・ブルガリカス
(Lactobacillus bulgaricus
)、ラクトバチルス・ヘルベチカス(Lactobac
illus helveticus)、ストレプトコッ
カス・ラクティス(Streptococcus la
ctis)である特許請求の範囲第1項記載の天然乳化
安定剤。
(2) The lactic acid bacteria species is Lactobacillus eugluti (La
ctobacillus jugurti), Streptococcus cremoris
cremoris), Lactobacillus bulgaricus
), Lactobacillus helveticus
illus helveticus), Streptococcus lactis (Streptococcus la
2. The natural emulsion stabilizer according to claim 1, which is .ctis).
(3)乳製品より分離した菌及び乳製品のスタータとし
て用いられる菌の中から蛋白分解活性の高い乳酸菌を使
用し、培養生産物のpHが5.5以下になるまで培養し
た乳酸菌の培養生産物を有効成分とする天然乳化安定剤
の製造方法。
(3) Culture production of lactic acid bacteria using lactic acid bacteria with high proteolytic activity from bacteria isolated from dairy products and bacteria used as starters for dairy products, and cultured until the pH of the cultured product becomes 5.5 or less A method for producing a natural emulsion stabilizer containing a substance as an active ingredient.
(4)乳酸菌種がラクトバチルス・ユーグルティ(La
ctobacillus jugurti)、ストレプ
トコッカス・クレモリス(Streptococcus
 cremoris)、ラクトバチルス・ブルガリカス
(Lactobacillus bulgaricus
)、ラクトバチルス・ヘルベチカス(Lactobac
illus helveticus)、ストレプトコッ
カス・ラクティス(Streptococcus la
ctis)である特許請求の範囲第3項記載の方法。
(4) The lactic acid bacteria species is Lactobacillus eugletii (La
ctobacillus jugurti), Streptococcus cremoris
cremoris), Lactobacillus bulgaricus
), Lactobacillus helveticus
illus helveticus), Streptococcus lactis (Streptococcus la
ctis).
JP62127944A 1987-05-27 1987-05-27 Natural emulsion stabilizer and production thereof Pending JPS63294749A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62127944A JPS63294749A (en) 1987-05-27 1987-05-27 Natural emulsion stabilizer and production thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62127944A JPS63294749A (en) 1987-05-27 1987-05-27 Natural emulsion stabilizer and production thereof

Publications (1)

Publication Number Publication Date
JPS63294749A true JPS63294749A (en) 1988-12-01

Family

ID=14972498

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62127944A Pending JPS63294749A (en) 1987-05-27 1987-05-27 Natural emulsion stabilizer and production thereof

Country Status (1)

Country Link
JP (1) JPS63294749A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017516469A (en) * 2014-05-23 2017-06-22 フリーズランドカンピーナ ネーデルランド ビー.ブイ.Frieslandcampina Nederland B.V. Method for preparing acidic milk beverage and acidic milk beverage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017516469A (en) * 2014-05-23 2017-06-22 フリーズランドカンピーナ ネーデルランド ビー.ブイ.Frieslandcampina Nederland B.V. Method for preparing acidic milk beverage and acidic milk beverage

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