CN103131764A - Molecular biology method of identifying priacanthus macracanthus - Google Patents

Molecular biology method of identifying priacanthus macracanthus Download PDF

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CN103131764A
CN103131764A CN2011103970326A CN201110397032A CN103131764A CN 103131764 A CN103131764 A CN 103131764A CN 2011103970326 A CN2011103970326 A CN 2011103970326A CN 201110397032 A CN201110397032 A CN 201110397032A CN 103131764 A CN103131764 A CN 103131764A
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fish
porgy
short
primer
tail
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袁万安
于晓军
游翠红
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Shantou University Medical College
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Shantou University Medical College
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Abstract

The invention relates to a molecular biology method of identifying a priacanthus macracanthus. The method mainly comprises the steps of designing a universal primer pair of perciformes fishes; conducting amplification sequence detection on deoxyribonucleic acid (DNA) samples of common valuable and rare perciformes fishes through the universal primer pair, selecting a particular DNA section of each kind of common valuable and rare perciformes fish according to sequence detection results, selecting a specific primer of the priacanthus macracanthus from the DNA section, matching one primer in the universal primer pair with the specific primer to constitute a specific primer pair of the priacanthus macracanthus, using the specific primer pair to conduct amplification on the samples of the common valuable and rare perciformes fishes, obtaining an identification standard electrophoretic band of the priacanthus macracanthus according to an electrophoretic band of products, mixing the universal primer pair and the specific premier of the priacanthus macracanthus so as to form a mixing premier, conducting amplification on DNA samples of fishes to be identified by adoption of the mixing premier, and comparing the electrophoretic band of the products and the identification standard electrophoretic band so as to obtain a species identification result.

Description

A kind of molecular biology method of identifying the large eye of short-tail porgy
Technical field
The present invention relates to a kind of method of identifying common rare perciform fishes, particularly a kind of molecular biology method of identifying the large eye of short-tail porgy.
Background technology
The protection species diversity is exactly to protect mankind oneself.Because singularity and most of aquatic animal of water ecological setting is the object that people catch always, fish biodiversity seems more fragile than terrestrial animal diversity, and the pressure that bears is larger.Protecting fish germ plasma resource, is exactly the production source of the necessary aquatic animal albumen of to protect mankind existence.Fish stock is a kind of renewable resources, if utilize proper, just can be inexhaustible, lasting, if but extremely catch and excessively capture, can occur also that resource exhaustion or individuality diminish, quality reduces.Fishing for not is a negative factor, as long as fish for rationally, it can make fish population produce maximum turnout, and people can obtain the maximum amount that continues.Approximately there are 1,000,000,000 people in the whole world take fish as main protein source, but with farm crop and fowl poultry kind different be, at present, the fish quantity that the mankind consume more than 80% still from the natural product of fishing for.Whole world aquatic animal, in fish, only have a few species to be used for cultivation, the cultivation potentiality of thumping majority kind wait assessment.According to the preliminary statistics, only Chinese, due to fast development and the rear sharp increase to the fishery products demand of standard of living raising of industrial and agricultural production, aquatic ecosystem is under the pressure of sustainable growth, and being in Critical Condition has 97 kinds with the fish that are subject to serious threat.
Because fish distribution is in extensive range, geographical difference, the difference of ecotope makes each regional kind different.Growth in the living standard due to people, demand to fishery product is surged, so produced, the transition of fish is fished for, and disorderly catches disorderly to drag for to happen occasionally, add the destruction that people cause the fish ecotope for dealing with various requirements, make many fingerlings endangered.Although we have taked some measures; for example set up every year and prohibit the fish phase, issue fish protection white paper, but owing to there is no the strong law-enforcing ranks; be mainly lack fast, accurately, the fish discrimination method of economy, easy handling, so do not reach the expection purpose far away.
At present, fish discrimination method commonly used is mainly to continue to use traditional morphology differential method, and according to the morphological specificity at each position of fish body, step is various, complex operation, workload are large, strongly professional.Its fatal weakness is that requirement fish body structure is complete, each genius loci zoon, and naked eyes can be observed discriminating.This is difficult to identify in the situations such as immature fish body, fish body be broken or corrupt, is easy to make mistakes.The many laboratories of recent domestic begin to adopt Mitochondrial DNA somatotype, restricted length polymorphism, isozyme electrophoresis, random primer amplification polymorphism (RAPD) technology to carry out the fish discriminating, but these conveniently generally have loaded down with trivial details time-consuming, effort, expensive equally, be unfavorable for operation, the drawbacks such as repeatability is poor, and error is large.
Summary of the invention
The purpose of this invention is to provide a kind of expend time in less, be easy to laboratory operation, the convenient molecular biology method of identifying intuitively the large eye of short-tail porgy in common rare Perciformes class.
The method comprises two large steps: (1) determines the special primer of the large eye of short-tail porgy; (2) evaluation of the large eye of short-tail porgy kind.
Step (1) comprises again following several step:
1.1 design and filter out the intergenic special primer of transcribing the introns DNA fragmentation of the rrna 5.8SrRNA of a pair of perciform fishes and 28SrRNA to as perciform fishes universal primer pair, this primer pair is: forward primer 5 '-gtcgatgaagaacgcagcta-3 ', reverse primer 5 '-gtcttctttccccgctgatt-3 ';
1.2 the universal primer that obtains with step 1.1 pair carries out pcr amplification to the DNA profiling sample of common Species of Rare Fish from Qingdao in Perciformes, obtains pcr amplification product;
1.3 the pcr amplification product of the common rare perciform fishes that step 1.2 is obtained carries out cloning and sequencing, selects every kind of common rare perciform fishes and the discrepant DNA fragmentation of other common rare perciform fishes according to sequencing result;
1.4 in selected DNA fragmentation zone, design and filter out a special primer for the large eye of short-tail porgy from step 1.3, this special primer is: 5 '-agctaaggcttacgaccctg-3 ';
1.5 the special primer pairing of the large eye of the short-tail porgy that obtains with primer and the step 1.4 of the resulting fish universal primer of step 1.1 centering consists of the special primer pair of the large eye of short-tail porgy;
1.6 the special primer with the large eye of the resulting short-tail of step 1.5 porgy carries out pcr amplification to the DNA profiling sample to common Species of Rare Fish from Qingdao in Perciformes;
1.7 the resulting pcr amplification product of step 1.6 is carried out electrophoresis on sepharose, can obtain significant band after the product electrophoresis that amplification obtains from the DNA profiling sample of the large eye of short-tail porgy, do not have obvious band to produce after DNA profiling sample amplified production electrophoresis to other common rare perciform fishes, thereby obtain the standard of perfection electrophoretic band of the large eye of short-tail porgy.
Step (2) comprises again following several step:
2.1 with the universal primer of gained in step 1.1 to step 1.4 in the special primer of the large eye of the short-tail porgy that obtains mix mutually, consist of mix primer;
2.2 adopt the resulting mix primer of step 2.1, the fish DNA sample that needs are differentiated carries out pcr amplification;
2.3 the resulting pcr amplification product of step 2.2 is carried out electrophoresis on sepharose, the fish of differentiating as needs are the large eye of short-tail porgy, electrophoresis result can obtain two bands, and one is the universal primer amplified production, and one is the large eye of short-tail porgy special primer amplified production; And other perciform fishes sample only has one by the band of universal primer to amplified production, and non-perciform fishes sample does not have electrophoretic band.
In described step 1.2, when the DNA profiling of Species of Rare Fish from Qingdao common in Perciformes was carried out pcr amplification respectively, Species of Rare Fish from Qingdao common in Perciformes referred to: the large eye of short-tail porgy, porgy, flat porgy, black porgy, Sparus Latus, silvery pomfret, Trachinotus ovatus, Japanese besugo, Herba Antenoronis filiformis, flower perch, mandarin fish, large yellow croaker, epinephelus akaara, thin squama three mullets, barramundi, luminous porgy, Priacanthus tayenus, cabio, blue circle Scad, black pomfret, short body broad shad etc.
In described step 1.2,1.6 and 2.2, the DNA sample of said fish can extract by following ordinary method: a, get the fish flesh tissue, as the muscle of fish, fish scale, fin, fish-egg, fish blood, fish mucus etc., the centrifuge tube digestion that is placed in 1.5ml is spent the night, and extracts DNA with phenol-chlorine method; B, fish oven dry or shine dry products, the canned fish goods can direct sampling, equally extracts DNA with flesh tissue; C, for the Fish Tissue sample of preserving with 95% alcohol, need use the distilled water soaked overnight, then with phenol-chlorine method extraction DNA.
In described step 1.2,1.6 and 2.2, when the fish DNA sample was carried out pcr amplification, various compositions and concentration thereof in the PCR reaction system were as follows: DNA sample (3 μ l), DDH 2O (22.0 μ l), dNTP (200 μ M), 10 * damping fluid (3.6 μ l), commercially available Taq enzyme (3U), MgCl 2(2.25mM), wherein the addition of all kinds of primers is 40nM.Whole composite amplification loop parameter is as follows: 94 ℃ of denaturations 6 minutes, and 94 ℃ of sex change 30 seconds, 64 ℃ of renaturation 60 seconds, 72 ℃ were extended 60 seconds, cycle index 34 times; 72 ℃ were extended 10 minutes.
When carrying out agarose gel electrophoresis in described step 1.7 and 2.3,2% the sepharose solution (adding 11 ‰ the bromine second of 10u to form sediment in every 100ml sepharose solution) that sample amplified production 3 μ l, molecular weight mark 2 μ l and gel load sample damping fluid 2 μ l is joined 10ml was processed 30-40 minute.
A kind of molecular biology method of differentiating the large eye of short-tail porgy of the present invention, utilize the conservative property of perciform fishes coding rRNA gene order and transcribe variation between the introns kind, design universal primer and kind special primer, finally set up a kind of fast, accurately, the discrimination method of economic, directly perceived, easy handling.Wherein, determine that the operation of the large eye of short-tail porgy special primer only needs to carry out and obtain its electrophoresis judging standard getting final product in previous work, in actual testing process, only need carry out the evaluation operation of fish DNA sample.
The great advantage of present method is can the sample of cutting apart that adopt fish ovum, fish mucus or fish that other methods such as morphology of fishes can't differentiate be carried out effectively and be differentiated rapidly.Simultaneously, the sample requirement of present method is little, just can determine the fish kind by a slice fish scale, mucus or mucus spot.This detection can help to realize the fish spawning grounds is accurately located, and adds up rapidly the size of fish population.Present method is also fished for for hitting illegally, illegal operation, illegal smuggling provide strong technical guarantee.In addition, concerning those fish classification were not the non-fish classification professional who is good at very much, present method also had practical value.
Content of the present invention is further described with the following Examples, but content of the present invention is not limited only to content related in embodiment.
Embodiment
Screen the intergenic special primer of transcribing the introns DNA fragmentation of the rrna 5.8SrRNA of a pair of perciform fishes and 28SrRNA pair, as perciform fishes universal primer pair, this primer pair is: forward primer: 5 '-gtcgatgaagaacgcagcta-3 '; Reverse primer: 5 '-gtcttctttccccgctgatt-3 '.
Get the fresh muscle 3mg of the fishes such as the large eye of common Species of Rare Fish from Qingdao short-tail porgy in Perciformes, porgy, flat porgy, black porgy, Sparus Latus, silvery pomfret, Trachinotus ovatus, Japanese besugo, Herba Antenoronis filiformis, flower perch, mandarin fish, large yellow croaker, epinephelus akaara, thin squama three mullets, barramundi, luminous porgy, Priacanthus tayenus, cabio, blue circle Scad, black pomfret, short body broad shad, digestion is spent the night, extract with phenol-chlorine method, alcohol precipitation, natural air drying, distilled water dissolving be kept at-20 ℃ standby.
Adopt the aforementioned universal primer that screens pair, the DNA profiling sample of the common Species of Rare Fish from Qingdao of various Perciformess for preparing is carried out pcr amplification.Various compositions and concentration thereof in the PCR reaction system are as follows: DNA sample (3 μ l), DDH 2O (22.0 μ l), dNTP (200 μ M), 10 * damping fluid (3.6 μ l), commercially available Taq enzyme (3U), MgCl 2(2.25mM), wherein the right addition of universal primer is respectively 40nM.Whole composite amplification loop parameter is as follows: 94 ℃ of denaturations 6 minutes, and 94 ℃ of sex change 30 seconds, 64 ℃ of renaturation 60 seconds, 72 ℃ were extended 60 seconds, cycle index 34 times; 72 ℃ were extended 10 minutes.Increase complete after, pcr amplification product is carried out cloning and sequencing, select various common rare perciform fishes and the discrepant DNA fragmentation of other common rare perciform fishes according to sequencing result, in selected DNA fragmentation zone, design and filter out a special primer for the large eye of short-tail porgy, this special primer is: 5 '-agctaaggcttacgaccctg-3 '.
With a primer 5 of perciform fishes universal primer centering '-gtcgatgaagaacgcagcta-3 ' respectively with the special primer 5 of the large eye of short-tail porgy '-agctaaggcttacgaccctg-3 ' pairing consists of the special primer pair of large porgy of short-tail, with this special primer, the DNA profiling sample to common Species of Rare Fish from Qingdao in Perciformes is carried out pcr amplification, various compositions and concentration thereof in the PCR reaction system are as follows: DNA sample (3 μ l), DDH 2O (22.0 μ l), dNTP (200 μ M), 10 * damping fluid (3.6 μ l), commercially available Taq enzyme (3U), MgCl 2(2.25mM), wherein the addition of universal primer and special primer is 40nM.Whole composite amplification loop parameter is as follows: 94 ℃ of denaturations 6 minutes, and 94 ℃ of sex change 30 seconds, 64 ℃ of renaturation 60 seconds, 72 ℃ were extended 60 seconds, cycle index 34 times; 72 ℃ were extended 10 minutes.This Auele Specific Primer can amplify product and obtain significant band from the DNA profiling sample of the large eye of its corresponding short-tail porgy, DNA amplification reaction result to other perciform fishes does not have obvious band to produce, thereby obtains the standard of perfection electrophoretic band of the large eye of short-tail porgy.
Aforementioned universal primer is mixed mutually to a special primer with the large eye of short-tail porgy, consist of mix primer, the fish DNA sample of needs being differentiated with mix primer carries out pcr amplification, and various compositions and concentration thereof in the PCR reaction system are as follows: DNA sample (3 μ l), DDH 2O (22.0 μ l), dNTP (200 μ M), 10 * damping fluid (3.6 μ l), commercially available Taq enzyme (3U), MgCl 2(2.25mM), wherein the addition of all kinds of primers is 40nM.Whole composite amplification loop parameter is as follows: 94 ℃ of denaturations 6 minutes, and 94 ℃ of sex change 30 seconds, 64 ℃ of renaturation 60 seconds, 72 ℃ were extended 60 seconds, cycle index 34 times; 7 ℃ were extended 10 minutes.
The pcr amplification product that obtains is carried out electrophoresis on sepharose, 2% the sepharose solution (adding 11 ‰ the bromine second of 10u to form sediment in every 100ml sepharose solution) that sample amplified production 3 μ l, molecular weight mark 2 μ l and gel load sample damping fluid 2 μ l is joined 10ml was processed 30-40 minute.The fish of differentiating as needs are the large eye of short-tail porgy, and electrophoresis result can obtain two bands, and one is the right amplified production of perciform fishes universal primer, and one is the amplified production of kind special primer; Only have one by the electrophoretic band of universal primer to amplified production as the sample of differentiating for other perciform fishes sample, non-perciform fishes sample does not have electrophoretic band.

Claims (5)

1. molecular biology method of identifying the large eye of short-tail porgy, it is characterized in that it comprises two large steps: (1) determines the special primer of large porgy of short-tail; (2) evaluation of the large eye of short-tail porgy kind.
Step (1) comprises again following several step:
1.1 design and filter out the intergenic special primer of transcribing the introns DNA fragmentation of the rrna 5.8SrRNA of a pair of perciform fishes and 28SrRNA to as perciform fishes universal primer pair, this primer pair is: forward primer 5 '-gtcgatgaagaacgcagcta-3 ', reverse primer 5 '-gtcttctttccccgctgatt-3 ';
1.2 the universal primer that obtains with step 1.1 pair carries out pcr amplification to the DNA profiling sample of common Species of Rare Fish from Qingdao in Perciformes, obtains pcr amplification product;
1.3 the pcr amplification product of the common rare perciform fishes that step 1.2 is obtained carries out cloning and sequencing, selects every kind of common rare perciform fishes and the discrepant DNA fragmentation of other common rare perciform fishes according to sequencing result;
1.4 in selected DNA fragmentation zone, design and filter out a special primer for the large eye of short-tail porgy from step 1.3, this special primer is: 5 '-agctaaggcttacgaccctg-3 ';
1.5 the special primer pairing of the large eye of the short-tail porgy that obtains with primer and the step 1.4 of the resulting fish universal primer of step 1.1 centering consists of the special primer pair of the large eye of short-tail porgy;
1.6 the special primer with the large eye of the resulting short-tail of step 1.5 porgy carries out pcr amplification to the DNA profiling sample to common Species of Rare Fish from Qingdao in Perciformes;
1.7 the resulting pcr amplification product of step 1.6 is carried out electrophoresis on sepharose, can obtain significant band after the product electrophoresis that amplification obtains from the DNA profiling sample of the large eye of short-tail porgy, do not have obvious band to produce after DNA profiling sample amplified production electrophoresis to other common rare perciform fishes, thereby obtain the standard of perfection electrophoretic band of the large eye of short-tail porgy.
Step (2) comprises again following several step:
2.1 with the universal primer of gained in step 1.1 to step 1.4 in the special primer of the large eye of the short-tail porgy that obtains mix mutually, consist of mix primer;
2.2 adopt the resulting mix primer of step 2.1, the fish DNA sample that needs are differentiated carries out pcr amplification;
2.3 the resulting pcr amplification product of step 2.2 is carried out electrophoresis on sepharose, the fish of differentiating as needs are the large eye of short-tail porgy, electrophoresis result can obtain two bands, and one is the universal primer amplified production, and one is the large eye of short-tail porgy special primer amplified production; And other perciform fishes sample only has one by the band of universal primer to amplified production, and non-perciform fishes sample does not have electrophoretic band.
2. according to a kind of molecular biology method of identifying the large eye of short-tail porgy described in claim 1, it is characterized in that in described step 1.2, when the DNA profiling of Species of Rare Fish from Qingdao common in Perciformes was carried out pcr amplification respectively, Species of Rare Fish from Qingdao common in Perciformes referred to: the large eye of short-tail porgy, porgy, flat porgy, black porgy, Sparus Latus, silvery pomfret, Trachinotus ovatus, Japanese besugo, Herba Antenoronis filiformis, flower perch, mandarin fish, large yellow croaker, epinephelus akaara, thin squama three mullets, barramundi, luminous porgy, Priacanthus tayenus, cabio, blue circle Scad, black pomfret, short body broad shad etc.
3. according to a kind of molecular biology method of identifying the large eye of short-tail porgy described in claim 1, it is characterized in that in step 1.2,1.6 and 2.2, when extracting the DNA of fish sample, can extract by following ordinary method: a, get the fish flesh tissue, as the muscle of fish, fish scale, fin, fish-egg, fish blood, fish mucus etc., the centrifuge tube digestion that is placed in 1.5ml is spent the night, and extracts DNA with phenol-chlorine method; B, fish oven dry or shine dry products, the canned fish goods can direct sampling, equally extracts DNA with flesh tissue; C, for the Fish Tissue sample of preserving with 95% alcohol, need use the distilled water soaked overnight, then with phenol-chlorine method extraction DNA.
4. according to a kind of molecular biology method of identifying the large eye of short-tail porgy described in claim 1, it is characterized in that in step 1.2,1.6 and 2.2, when the fish DNA sample was carried out pcr amplification, various compositions and concentration thereof in the PCR reaction system were as follows: DNA sample (3 μ l), DDH 20 (22.0 μ l), dNTP (200 μ M), 10 * damping fluid (3.6 μ l), commercially available Taq enzyme (3U), MgCl 2(2.25mM), wherein the addition of all kinds of primers is 40nM.Whole composite amplification loop parameter is as follows: 94 ℃ of denaturations 6 minutes, and 94 ℃ of sex change 30 seconds, 64 ℃ of renaturation 60 seconds, 72 ℃ were extended 60 seconds, cycle index 34 times; 72 ℃ were extended 10 minutes.
5. according to a kind of molecular biology method of identifying the large eye of short-tail porgy described in claim 1, it is characterized in that in step 1.7 and 2.3, when carrying out sepharose, 2% the sepharose solution (adding 11 ‰ the bromine second of 10u to form sediment in every 100ml sepharose solution) that sample amplified production 3 μ l, molecular weight mark 2 μ l and gel load sample damping fluid 2 μ l is joined 10ml was processed 30-40 minute.
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2374597A (en) * 2001-03-30 2002-10-23 Council Scient Ind Res Probes for myctophid fish
CN1789974A (en) * 2005-12-19 2006-06-21 四川大学 Molecular biology method for quick identification of fish
EP2133423A1 (en) * 2007-03-26 2009-12-16 National University Corporation Tokyo University of Marine Science And Technology Germ cell marker using fish vasa gene
CN101603080A (en) * 2008-11-05 2009-12-16 袁万安 The quick identification reagent box of 5 kinds of rare fish of Cypriniformes
CN101921850A (en) * 2010-08-03 2010-12-22 中国水产科学研究院珠江水产研究所 Molecular marker screening method of largemouth black bass parent with high hatchability

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2374597A (en) * 2001-03-30 2002-10-23 Council Scient Ind Res Probes for myctophid fish
CN1789974A (en) * 2005-12-19 2006-06-21 四川大学 Molecular biology method for quick identification of fish
EP2133423A1 (en) * 2007-03-26 2009-12-16 National University Corporation Tokyo University of Marine Science And Technology Germ cell marker using fish vasa gene
CN101603080A (en) * 2008-11-05 2009-12-16 袁万安 The quick identification reagent box of 5 kinds of rare fish of Cypriniformes
CN101921850A (en) * 2010-08-03 2010-12-22 中国水产科学研究院珠江水产研究所 Molecular marker screening method of largemouth black bass parent with high hatchability

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
W.A.YUAN: "Diagnostic PCR to identify five rare species Of Cypriniformes in China", 《MOLECULAR ECOLOGY RESOURCES》 *

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Application publication date: 20130605