WO2007105731A1 - 氷核形成活性を有するタンパク質 - Google Patents
氷核形成活性を有するタンパク質 Download PDFInfo
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- WO2007105731A1 WO2007105731A1 PCT/JP2007/054982 JP2007054982W WO2007105731A1 WO 2007105731 A1 WO2007105731 A1 WO 2007105731A1 JP 2007054982 W JP2007054982 W JP 2007054982W WO 2007105731 A1 WO2007105731 A1 WO 2007105731A1
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- WIPO (PCT)
- Prior art keywords
- protein
- crustacean
- ice
- ice nucleation
- food
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Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K14/00—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- C07K14/435—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
- C07K14/43504—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from invertebrates
- C07K14/43509—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from invertebrates from crustaceans
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
- A23B2/00—Preservation of foods or foodstuffs, in general
- A23B2/70—Preservation of foods or foodstuffs, in general by treatment with chemicals
- A23B2/725—Preservation of foods or foodstuffs, in general by treatment with chemicals in the form of liquids or solids
- A23B2/729—Organic compounds; Microorganisms; Enzymes
- A23B2/762—Organic compounds containing nitrogen
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
- A23B2/00—Preservation of foods or foodstuffs, in general
- A23B2/80—Freezing; Subsequent thawing; Cooling
- A23B2/85—Freezing; Subsequent thawing; Cooling with addition of or treatment with chemicals
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23J—PROTEIN COMPOSITIONS FOR FOODSTUFFS; WORKING-UP PROTEINS FOR FOODSTUFFS; PHOSPHATIDE COMPOSITIONS FOR FOODSTUFFS
- A23J1/00—Obtaining protein compositions for foodstuffs; Bulk opening of eggs and separation of yolks from whites
- A23J1/04—Obtaining protein compositions for foodstuffs; Bulk opening of eggs and separation of yolks from whites from fish or other sea animals
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
- A23L7/00—Cereal-derived products; Malt products; Preparation or treatment thereof
- A23L7/10—Cereal-derived products
- A23L7/109—Types of pasta, e.g. macaroni or noodles
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
Definitions
- the present invention relates to a protein having ice nucleation activity, particularly a protein having ice nucleation activity having activity to inhibit recrystallization of ice crystals, a method for producing the same, and use thereof.
- Ice Nuclear Protein INP
- Anti-Freeze Protein AFP
- Ice nuclei active bacteria are bacteria that have the ability to freeze pure water at -2 to-4 ° C. It has been shown that it works, and such bacteria are known to cause frost damage on plants.
- bacteria of the genus Pseudomonas and Erwinia are known (Non-patent Documents 1 and 2).
- the ice nucleus protein is a protein having ice nucleus activity obtained from these ice nucleus active bacteria. Ice nucleoproteins are mostly derived from microorganisms and have been proposed for use in the food field (Patent Document 1_4).
- Patent Document 1 JP-A-6-181729
- Patent Document 2 Patent 3028246
- Patent Document 3 JP-A-6-113712
- Patent Document 4 Patent No. 3090932
- Non-patent literature l Appl. Microbiol. 28, P 456, (1974)
- Non-Patent Document 2 Proc. 4th Int. Cont. Plant. Path. Bact. P725, (1978) Disclosure of the Invention
- An object of the present invention is to provide a substance having ice nucleation activity that can be used in a wide range of fields including foods in terms of safety, activity, productivity, and price.
- the present invention provides the method for inhibiting recrystallization of ice crystals of (1) to (2).
- the present invention provides proteins having ice nucleation activity (3) to (5).
- Crustacean-derived protein has a molecular weight of approximately 200,000 under sodium dodecyl sulfate (SDS) -polyacrylamide electrophoresis, and is approximately 200,000 under non-reduction. When reduced, approximately 86,000 bands and approximately 90,000 A protein having ice nucleation activity of (3), wherein the N-terminal amino acid is a protein represented by SEQ ID NO: 1 or 2.
- the present invention provides an ice nucleation activity comprising a protein having the ice nucleation activity of (6) to (8).
- a crustacean extract is provided.
- a crustacean extract having an ice nucleation activity comprising a crustacean-derived protein having an ice nucleation activity.
- a protein having crustacean-derived ice nucleation activity has a molecular weight of about 200,000 under non-reduction by molecular weight measurement by sodium dodecyl sulfate (SDS) -polyacrylamide electrophoresis.
- the present invention provides a method for producing a crustacean extract having ice nucleation activity (9) to (: 12).
- Ice nuclei derived from crustaceans (9), (10) or (11) whose crustaceans belong to any one of shrimp, crayfish, strength two, krill and shrimp A method for producing a crustacean extract having a forming activity.
- the present invention provides a method of suppressing quality deterioration due to freezing of food by suppressing recrystallization of ice crystals of (13) to (: 17).
- (13) A method of suppressing quality deterioration due to freezing of food by suppressing recrystallization of ice crystals, which comprises adding a protein having ice nucleation activity.
- the present invention relates to a food quality improver comprising a protein having ice nucleation activity (18) to (21) or a crustacean extract having ice nucleation activity, and a food to which the quality improver is added. provide.
- the protein having ice nucleation activity of the present invention is a crustacean-derived protein suitable for addition to foods, it can be added to various foods. Proteins that have ice nucleation activity have been proposed to be used to take advantage of the property that they are not supercooled and easily freeze, and their use in foods has been extremely limited.
- a protein having ice nucleation activity is found to have an inhibitory activity on recrystallization of ice crystals and added to food that has undergone a freezing process in the production process, thereby suppressing quality deterioration due to freezing. be able to.
- FIG. 1 shows a chromatographic chart of the protein extracted from the krill of Example 1. It is a figure.
- FIG. 2 is a chart showing a Sephacryl S-200 HR gel filtration column chromatography chart of Example 1.
- FIG. 3 is a photograph of electrophoresis using an SDS-polyacrylamide gel in which the molecular weight of the present protein sample 1 was confirmed in Example 2.
- FIG. 4 shows the measurement results of ice nucleation activity of the present protein sample 1 of Example 3.
- FIG. 5 is a graph showing the temperature stability of ice nucleation activity of the present protein sample 1 of Example 3.
- FIG. 6 is a graph showing the recrystallization inhibitory activity of ice crystals of the present protein sample 1 of Example 4.
- FIG. 7 is an electrophoresis photograph of the krill hot water extract of Example 7.
- FIG. 8 is a view showing the salt solubility of lost body to which the present protein sample 1 of Example 8 was added.
- FIG. 9 A graph showing the amount of DMA generated in the form of lost body supplemented with the present protein sample 1 of Example 8.
- FIG. 10 is a view showing a freezing temperature curve when the protein sample 1 is added to the chicken egg of Example 9.
- FIG. 11 is a graph showing the temperature history during freezing and thawing when the present protein sample 1 is added to the surimi of Example 10.
- FIG. 12 shows a freezing curve when the present protein sample 1 is added to the surimi heated gel of Example 10.
- a protein having ice nucleation activity is a protein having an action of suppressing supercooling when water freezes, and is known to be derived from microorganisms. It has been. Ice nucleation activity triggers freezing of water and terminates the supercooling of water at higher temperatures below freezing. Although it is also used in the production of artificial snow, its application to frozen foods is also being considered. Since it can be frozen at a higher temperature, it has been proposed to be used for saving energy, or for its ability to suppress overcooling, such as freeze concentration of liquid foods and freeze drying. However, for those uses, the use of microorganisms has not been promoted due to safety concerns.
- ice nucleoprotein has an activity of inhibiting recrystallization of ice crystals simply by suppressing supercooling.
- the melted water freezes again around the remaining ice crystals, so the size of the ice crystals grows and grows, and small ice crystals
- the ice crystal recrystallization inhibitory activity is an activity that suppresses this recrystallization. In other words, it is an activity that keeps small ice crystals small.
- ice nucleoprotein has such a property that such an ice crystal growth layer suppresses the binding and keeps the ice crystal in a small size and size. By discovering this property, it is possible to suppress the deterioration of food quality due to temperature changes during frozen storage that occurs only when frozen foods are frozen, increase the utility value of ice nucleoprotein, and expand the range of use. be able to.
- the presence or absence of recrystallization inhibitory activity of ice crystals was measured by a method of observing ice crystals with a microscope and observing the number of fine ice crystals. That is, 2 ⁇ l of a protein sample having an inhibitory activity on recrystallization of ice crystals dissolved in a 30% sucrose solution is dropped on a cover glass, and the cover glass is placed on top of it and sandwiched between them.
- the temperature in the cooling stage was kept at -10 ° C for 30 minutes, and ice crystals having an area of 10.01 35 ⁇ m 2 were regarded as micro ice crystals, and the number was counted. If a substance having an activity to inhibit recrystallization of ice crystals is not added, the ice crystals grow larger and the number of micro ice crystals decreases, but the activity of inhibiting ice crystal recrystallization increases the number of micro ice crystals.
- the present inventors have found that an extract from a crustacean has ice nucleation activity.
- ice nucleoprotein derived from microorganisms it is often hesitant to use from the viewpoint of safety, but crustaceans are food in itself, and the ice nucleoprotein of the present invention can be used for food with peace of mind. It is.
- Body fluids obtained by squeezing crustacean meat, viscera, etc., or extracts with solvents such as meat, viscera, and shell water have this ice nucleation activity. Since this activity is stable at a temperature of about 0 90 ° C. as shown in the examples, it can be widely used for food.
- the ice nucleation activity increases the freezing temperature of water by adding protein. It was evaluated to the extent that Specifically, the protein solution was added to 100 ml of tap water at 100 / il, incubated in a cooling thermostat set at 5 ° C for 10 minutes, then cooled to 0.3 ° C / min and frozen. The temperature (supercooling temperature) was measured. The higher the freezing temperature, the higher the ice nucleation activity.
- the crustacea refers to the arthropod submaxillary crustacean network, and further includes the casil shrimp net (C mark harocarida), mukadebi sub net (Remipedia), Daphnia sub net (Branchiopoda), This refers to animals classified as Maxillopoda and Malacostraca.
- casil shrimp net C mark harocarida
- mukadebi sub net Remipedia
- Daphnia sub net Branchiopoda
- This refers to animals classified as Maxillopoda and Malacostraca.
- shrimp, crayfish, strength, krill, krill, shrimp, and shrimp in shrimp (decapoda) that are widely used for food in the fishery industry.
- a general method for extracting, separating and concentrating the protein can be used. That is, all tissues present in crustaceans are crushed, and the resulting suspension is centrifuged to remove insoluble materials.
- a surfactant anionic, nonionic, zwitterionic, cationic, polymeric surfactant, etc.
- nonionic surfactants are suitable.
- the resulting supernatant can be separated and concentrated by the following general method. Separation 'concentration method by ammonium sulfate fractionation as a method by salting out.
- Water-soluble polymer (separation using polyethylene glycol and dextran, concentration method. Separation by ultrafiltration (membrane concentration), concentration method, ion-exchange chromatography carrier, hydrophobic chromatography carrier, hydroxyapatite chromatography carrier, reverse phase chromatography It can be adsorbed and separated by a carrier and a gel filtration chromatography support. Furthermore, the supernatant can be heat-treated to heat-denaturate and precipitate other proteins. It can also be pulverized by drying or spray drying.
- the raw frozen or raw or dried product is pulverized with a homogenizer and water is added. Add to suspension and extract at approximately 50 ° C for 30 minutes. When this extract is centrifuged (at 1500 g for 3 minutes), an ice nucleoprotein solution is obtained as the supernatant. Extraction temperature is 0 ⁇ 80 ° C, particularly about 0 to 60 ° C is preferred. This is because higher extraction temperatures tend to lower the extraction efficiency. Even if this crude extract is used, it can be used as it is because it has ice nucleus activity.
- the molecular weight measurement by sodium dodecyl sulfate (SDS) -polyacrylolamide electrophoresis is approximately 200,000 under non-reduction, and when reduced, approximately 86,000 and approximately 90,000 bands.
- SDS sodium dodecyl sulfate
- concentration and purification methods can be performed in combination with the use of the concentration and purification of the protein whose N-terminal amino acid is represented by SEQ ID NO: 1 or 2 as an index.
- the ice nucleoprotein of the present invention has an activity of inhibiting recrystallization of ice crystals
- the ice nucleoprotein should be used for suppressing quality deterioration due to freezing of foods including a freezing process in the manufacturing process or frozen foods. Can do. In particular, it is possible to suppress quality deterioration of foods with low freezing tolerance, for example, foods made from eggs, fish meat, flour and the like.
- TMAO trimethylamine-N-oxide
- DMA dimethylamine
- formaldehyde formaldehyde
- Formaldehyde is known to cause freezing denaturation.
- recrystallization of ice crystals is repeated during freezing, resulting in freeze concentration, which is thought to promote TMAO degradation, and the ice crystal recrystallization inhibitory activity of the ice nucleoprotein of the present invention Therefore, it is considered that this freeze concentration is suppressed, and as a result, decomposition of TMAO is suppressed.
- the protein of the present invention has an activity for forming ice nuclei and an activity for inhibiting recrystallization of ice crystals, the addition of the protein to food can suppress the deterioration of the food due to freezing.
- the amount to be added to food is the power depending on the type of food and the purpose of use.0.00001% to 10%, preferably 0.001% to 0.1%, with a purity of about 1 of the present protein sample of Example 1 relative to the total weight of the food It is preferable to add a certain amount.
- the precipitate obtained by adding 35 to 65% saturated ammonium sulfate was collected by centrifugation at 10,000 X g for 30 minutes.
- a solution containing 1 M ammonium sulfate and 50 mM ammonium hydrogen carbonate (PH7.9) (solution A) was added and suspended.
- the supernatant obtained by centrifuging this suspension at 10,000 X g for 20 minutes was equilibrated with the above buffer solution A in 2.6 cm X 20 cm (106 ml) hydrophobic column chromatography (TOYOPEARL Phenyl 650M Tosohichi donates the company), the protein was eluted with a linear gradient using 50mM bicarbonate Anmoniumu (P H7. 9) (B solution). As a result, the fraction of the A peak in the chromatography shown in FIG. 1 was obtained.
- this fraction was placed in a dialysis membrane, and polyethylene glycol 6000 (manufactured by Wako Pure Chemical Industries, Ltd.) was coated around the dialysis membrane. The fraction was allowed to stand at 4 ° C for about 3 hours and concentrated about 10 times. This was then dialyzed overnight at 4 ° C against 10 mM ammonium bicarbonate (pH 7.9) solution. After dialysis, it was donated to a 1.6011 60 ⁇ 11 3-mark 1 ⁇ 0 S-200 HR gel filtration column chromatograph that had been equilibrated with the same solution. The peak fraction indicated by the chromatographic arrows shown in FIG. 2 was obtained. This fraction was put into a dialysis membrane, dialyzed with distilled water, and then freeze-dried. By this purification method, 80 mg of protein (present protein sample 1) was obtained from 80 g of frozen Antarctic krill.
- this protein sample 1 was measured by SDS-polyacrylamide gel electrophoresis. Using a 10% acrylamide gel, electrophoresis was performed at 12 mA for about 2 hours using a buffer containing 0.1% SDS, 25 mM trishydroxymethylaminomethane, and 192 mM glycine (pH 8.6), and then CBB R Protein was stained at -250. As a result, this protein was shown to have a subunit structure of about 200 kDa composed of monomers of about 86 kDa or 90 kDa (Fig. 3; molecular weight marker in the leftmost column, 200 kDa in the second column from the left).
- the third column shows the 86kDa or 90kDa monomer.
- the gel was immersed in a 7.5% acetic acid solution at room temperature for about 1 hour. It was then transferred to 0.2% periodic acid and incubated at 4 ° C for 45 minutes.
- Schiff reagent (Wako Jun Transferred to Yakuhin Kogyo Co., Ltd.) and frozen for 45 minutes. Thereafter, the Schiff reagent was removed and the plate was washed with 10% acetic acid.
- 86 kDa, 90 kDa, and 200 kDa bands were colored, indicating that these proteins had sugars (Figure 3; second row from the right).
- Nile Blue A Lipid confirmation was detected by Nile Blue A.
- Nile blue A solution was prepared by dissolving 0.25 g in 100 ml of distilled water, then adding 1 ml of concentrated sulfuric acid, boiled for 2 hours, and filtered through a filter. The gel after electrophoresis was transferred into this solution and incubated at 50 ° C for 30 minutes. Thereafter, the solution was transferred to a 5% acetic acid solution, incubated at 50 ° C. for 2 days, and further incubated in a 0.5% hydrochloric acid solution for 5 minutes, followed by washing with distilled water. As a result, 86 kDa, 90 kDa, and 200 kDa bands were colored, indicating that fatty acids were bound to these proteins (Fig. 3; rightmost column).
- the N-terminal amino acid sequence of this protein sample 1 was analyzed. That is, after performing SDS-polyacrylamide electrophoresis in the same manner as the method for confirming the molecular weight, it was transferred to a polyvinylidene fluoride film using a semi-dry type transfer device. The band of this protein sample 1 was cut out, and its N-terminal amino acid sequence was analyzed with a protein sequencer (ABI 473A type protein sequencer). As a result, it was revealed that the N-terminal amino acid sequence of this protein sample was as shown in SEQ ID NOs: 1 and 2 in the sequence listing. This also indicates that there is an isoform having a similar amino acid sequence in this protein sample 1.
- the ice nucleation activity was measured by the following method for the above protein sample 1. Add 100 ⁇ L of protein solution to 10 ml of tap water, incubate for 10 minutes in a cooling thermostat set at 5 ° C, then lower the temperature at 0.3 ° C / min and freeze the freezing temperature (excess temperature). The cooling temperature was measured.
- the reaction temperature increased in a concentration-dependent manner at a protein concentration of 0 to 200 / ig / ml and increased to ⁇ 8 ° C. at 100 ⁇ g / ml.
- the supercooling temperature of the tap water used as a control was -13 ° C. Therefore, this protein sample 1 has ice nuclei that raise the supercooling temperature. It was shown to be a protein with forming activity.
- the protein sample 1 was tested for temperature stability. Samples were dissolved in 50mM bicarbonate Ann Moniumu solution (P H7. 9) (protein concentration 7.5mg / ml), 0 90 respectively are held 1 hour ° C, was then measured ice nucleation activity. As a result, it was shown that the ice nucleation activity was 90 to 106% of the activity of the sample held at 0 ° C and was stable to heat (Fig. 5).
- this protein sample 2 / i 1 dissolved in a 30% sucrose solution is dropped onto a cover glass, and the cover glass is placed on top of it and placed on the stage of an optical microscope (Olympus BH2 type). Cooling by control device (Linkcom LK600) P stage temperature is cooled at 0.1 ° C / sec in order of 20 ° C 30 ° C 20 ° C 30 ° C 20 ° C 3 0 ° C 10 ° C After repeated heating, the mixture was kept at 10 ° C for 30 minutes, and ice crystals having an area of 10.
- the above-mentioned protein having ice nucleation activity is contained, it is divided into the eyeball, meat, liver spleen and shell and confirmed by SDS-polyacrylamide electrophoresis. It was confirmed that it also exists in the site. In particular, since it was confirmed that the shell was contained in a large amount, the shell strength of Antarctic krill was purified by the same method as in Example 1. As a result, 20 mg of protein was obtained from 10 g of shell.
- the ice nucleation activity of crustacean-derived proteins other than krill was observed.
- the protein was purified from the shells of king crab, snow crab, and crayfish by the same method as in Example 1, and as a result, it was confirmed that it had ice nucleation activity (Table 1).
- the target protein is hardly confirmed by extraction at 80 ° C or higher.
- the centrifugal supernatant of the 50 ° C extract contains a large amount of the target substance, It was confirmed that it was possible to extract efficiently.
- Meat was collected from Sukesutara, a fresh fish caught off Sanriku, and minced with a 3mm mesh mincer. 500 g of this was taken, 50 g of water and 50 g of sugar were added, and this protein sample 1 was further added to 0 to 0.1%, and stirred for 25 seconds with a desktop mixer. This was used as a fallen sump nore.
- each was frozen at ⁇ 25 ° C. and then stored at ⁇ 10 ° C. for 2 weeks, and used for measurement of salt solubility and TMAO decomposition degree as indices for evaluation of storage stability.
- the suspension solution was centrifuged at 7, OOOrpm x 15 minutes, and the protein concentration of the obtained supernatant was measured by the biuret method, and the volume was also measured. From the above measurement, the salt solubility was calculated from the ratio of the protein mass in the supernatant and the protein mass in the suspension. As a result, as shown in FIG. 8, the salt solubility increases with the amount of the protein sample 1 added, and the addition of the protein sample 1 tends to suppress the deterioration of walleye salmon sacrifice during frozen storage. It has been shown
- DMA amount (mM) (440 nm measured value) ⁇ 1.3 X 2 X 50 ⁇ 1000 ⁇ (sample weight) X 1000
- the protein sample 1 was added at a protein concentration of 0.56 mg to 30 ml of raw chicken eggs.
- the whole egg was then placed in a vinylidene chloride casing (Talehalon DB56R) and stored at -20 ° C for 1 day.
- the temperature history was measured during freezing ( Figure 10).
- the gel was thawed at room temperature and heated in boiling water.
- the supercooling temperature was _11 ° C in the control but increased to _8.56 ° C when this sample was added.
- the whole egg after thawing had a smooth fluidity in the control, while the whole egg supplemented with this sample was almost as viscous as the unfrozen.
- the gel-added product had a dense gel network. The quality of the frozen whole egg could be improved by adding this standard.
- the protein of the present invention is mostly contained in crustacean shells that are discarded except for being used as a raw material for meal, chitin, and chitosan, so that it can be prepared in large quantities and can be produced at low cost. .
- it since it is a protein derived from food, it can be easily applied to food. Since the protein of the present invention has ice nucleation activity and ice crystal recrystallization inhibition activity, it can be widely used for the purpose of maintaining the quality of frozen foods and the like.
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Abstract
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP07738454A EP2006295A4 (en) | 2006-03-13 | 2007-03-13 | PROTEIN WITH ICE-NUCLEIEREN EFFECT |
| AU2007225747A AU2007225747A1 (en) | 2006-03-13 | 2007-03-13 | Protein having ice nucleation activity |
| JP2008505167A JPWO2007105731A1 (ja) | 2006-03-13 | 2007-03-13 | 氷核形成活性を有するタンパク質 |
| US12/282,789 US20090136649A1 (en) | 2006-03-13 | 2007-03-13 | Protein having ice nucleation activity |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006-067758 | 2006-03-13 | ||
| JP2006067758 | 2006-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2007105731A1 true WO2007105731A1 (ja) | 2007-09-20 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2007/054989 Ceased WO2007105734A1 (ja) | 2006-03-13 | 2007-03-13 | 不凍活性を有する甲殻類由来タンパク質 |
| PCT/JP2007/054982 Ceased WO2007105731A1 (ja) | 2006-03-13 | 2007-03-13 | 氷核形成活性を有するタンパク質 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
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| PCT/JP2007/054989 Ceased WO2007105734A1 (ja) | 2006-03-13 | 2007-03-13 | 不凍活性を有する甲殻類由来タンパク質 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US20090136649A1 (ja) |
| EP (2) | EP2006296A4 (ja) |
| JP (2) | JPWO2007105731A1 (ja) |
| CN (2) | CN101400695A (ja) |
| AU (2) | AU2007225747A1 (ja) |
| WO (2) | WO2007105734A1 (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008031250A (ja) * | 2006-07-27 | 2008-02-14 | Miyoshi Oil & Fat Co Ltd | 不凍活性剤の製造方法、不凍活性剤およびその不凍活性剤を含む冷凍食品 |
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| JP2019527050A (ja) * | 2016-06-29 | 2019-09-26 | ザ ジェネラル ホスピタル コーポレイション | 生物学的物質の凍結保存および安定化のための氷核形成調合物 |
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|---|---|---|---|---|
| JP2009296902A (ja) * | 2008-06-10 | 2009-12-24 | Kaneka Corp | 品質改良剤 |
| US8568819B2 (en) | 2008-09-26 | 2013-10-29 | Nippon Suisan Kaisha, Ltd. | Solid composition containing lipids from crustaceans |
| KR20120023662A (ko) * | 2009-05-18 | 2012-03-13 | 가부시키가이샤 가네카 | 가열용 가공 식품의 제조 방법 |
| CN102204686A (zh) * | 2010-03-30 | 2011-10-05 | 河南众品食业股份有限公司 | 一种速冻生鲜调理肉制品抗冻方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2008031250A (ja) * | 2006-07-27 | 2008-02-14 | Miyoshi Oil & Fat Co Ltd | 不凍活性剤の製造方法、不凍活性剤およびその不凍活性剤を含む冷凍食品 |
| JP2019527050A (ja) * | 2016-06-29 | 2019-09-26 | ザ ジェネラル ホスピタル コーポレイション | 生物学的物質の凍結保存および安定化のための氷核形成調合物 |
| US11477981B2 (en) | 2016-06-29 | 2022-10-25 | The General Hospital Corporation | Ice nucleation formulations for cryopreservation and stabilization of biologics |
| JP7486286B2 (ja) | 2016-06-29 | 2024-05-17 | ザ ジェネラル ホスピタル コーポレイション | 生物学的物質の凍結保存および安定化のための氷核形成調合物 |
| JP2019006883A (ja) * | 2017-06-23 | 2019-01-17 | 学校法人 関西大学 | 過冷却促進剤 |
| CN107361122A (zh) * | 2017-06-27 | 2017-11-21 | 江苏华友装饰工程有限公司 | 一种水产品抗冻剂的制备方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2006296A1 (en) | 2008-12-24 |
| WO2007105734A1 (ja) | 2007-09-20 |
| CN101400695A (zh) | 2009-04-01 |
| US20090136649A1 (en) | 2009-05-28 |
| AU2007225747A1 (en) | 2007-09-20 |
| JPWO2007105734A1 (ja) | 2009-07-30 |
| JPWO2007105731A1 (ja) | 2009-07-30 |
| EP2006296A4 (en) | 2010-03-31 |
| EP2006295A4 (en) | 2010-03-24 |
| EP2006295A9 (en) | 2009-04-08 |
| CN101400696A (zh) | 2009-04-01 |
| AU2007225750A1 (en) | 2007-09-20 |
| US20090054626A1 (en) | 2009-02-26 |
| EP2006295A2 (en) | 2008-12-24 |
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